7 Best Thermometers (2023-2024) - Ranked & Reviewed

Introduction

In the realm of healthcare and wellness, thermometers play an essential role. They are not just tools for health professionals but are equally important for home use. With the advancements in technology, the variety and functionality of thermometers have evolved significantly. From traditional mercury thermometers to modern digital, infrared, and smart thermometers, each type offers unique features catering to different needs. This guide delves into the world of thermometers, exploring the best options available, and helps you understand how to choose the best thermometer for your home.

What are Thermometers?

Thermometers are instruments used to measure body temperature, an important indicator of health and well-being. They come in various forms, including digital stick thermometers, ear thermometers, oral thermometers, rectal thermometers, forehead (temporal artery) thermometers, and non-contact infrared thermometers. Each type has its own method of taking temperature readings - some require skin contact while others use infrared rays to measure temperature from a distance. The choice of thermometer depends on factors like accuracy, age range, comfort, and convenience.

Why Every House Should Have a Thermometer

Having a thermometer in every household is crucial for monitoring health. It's the first tool you reach for when someone feels unwell, as it helps in detecting fever, a common symptom of various illnesses. Thermometers provide immediate feedback on whether a person’s temperature is within the normal range or if there's an elevated temperature that needs medical attention. Modern thermometers, especially digital and smart ones, come with features like memory function, backlit displays, and fever alarms, making it easier to track temperature changes and take timely action. They are indispensable for families, especially those with children, to ensure prompt and effective healthcare responses.

Best Thermometers - Table Of Contents

Best Thermometers - In-Depth Reviews

Best Thermometer:

Introduction

The Welch Allyn 01692-200 SureTemp Plus 692 Electronic Thermometer is a state-of-the-art medical device known for its accuracy and reliability. Designed for professional use, it's a popular choice among healthcare providers and is now increasingly used in home settings. This model features a wall mount, security system with ID location field, a 4' cord, and an oral probe with a probe well, catering to a range of medical needs.

Features

• Ergonomic Design: The thermometer is designed for comfort and ease of use, making it suitable for both healthcare professionals and home users.
• Large Backlit LCD Display: Provides clear readings even in low light conditions, and includes location identification capability.
• 60-Second Pulse Timer: Integral for counting pulses and respirations, adding to its versatility.
• Security Options: Offers both mechanical and electronic security features to prevent theft, crucial in professional settings.
• Interchangeable Probe Wells: Reduces the risk of cross-contamination, enhancing patient safety.
• Fast Response Time: Delivers readings within 6 seconds, ensuring quick and efficient temperature measurements.
• Reusability: This thermometer is designed to be reusable, making it a cost-effective option over time.

Pros

• High Accuracy: Specialized for precise temperature readings, crucial for reliable diagnosis and monitoring.
• Versatility: Suitable for both adults and children, making it a versatile tool for any setting.
• Battery Powered: Offers portability and ease of use without the need for constant power supply.
• Durable Construction: Built to withstand frequent use, ensuring a long-lasting service life.
• Easy Maintenance: The device can be easily wiped clean, maintaining hygiene without much effort.

Cons

• Price: At $315.00, it is more expensive than many home-use thermometers, which might be a consideration for personal use.
• Complexity: May be more complex than necessary for simple home use, where simpler thermometers could suffice.
• Size and Portability: Its size and wall mount feature may not be as convenient for those seeking a compact, portable thermometer.

Summary

The Welch Allyn 01692-200 SureTemp Plus 692 is a top-tier thermometer offering professional-grade accuracy and features. Its ergonomic design, quick response time, and safety features like interchangeable probe wells make it a standout choice. While its price and complexity might be higher than typical home-use thermometers, its reliability and versatility justify the investment, especially for those seeking professional-level equipment for home healthcare.

IntroductionThe HealthSmart Digital Thermometer is a versatile and accurate device designed for both adults and children. This non-contact infrared thermometer is particularly useful in the current climate of health awareness, making it an ideal choice for families, healthcare facilities, and schools. It can measure both body and object temperatures, adding to its utility.

Features

• Non-Contact Design: Measures forehead and object temperatures within three seconds without direct contact, ensuring hygiene and safety.
• Infrared Technology: Provides clinical accuracy in temperature readings.
• Dual Temperature Modes: Capable of measuring both body (forehead) and object temperatures, useful for checking the warmth of baby bottles or bath water.
• Three Color Backlight Display: The display changes color based on temperature readings, aiding in quick fever detection.
• Memory Storage: Can store up to 10 readings, allowing for tracking temperature changes over time or across multiple individuals.
• Automatic Shutoff: Enhances battery life and convenience.
• Fahrenheit or Celsius Readout: Offers flexibility in temperature display preferences.

Pros

• High Accuracy: Ensures reliable readings, crucial for making informed health decisions.
• Versatility: Suitable for a wide age range and can be used to measure object temperatures as well.
• Hygienic: The no-contact feature reduces the risk of spreading germs.
• User-Friendly Interface: Easy to read and interpret, especially with the color-coded backlight.
• Portable and Durable: Made of plastic, it's lightweight and easy to carry.

Cons

• Price: The pack of 100 units is priced at $3,634.63, which may be excessive for individual or small-scale use.
• Specialized Use: The bulk pack might be more than what a typical household needs.
• Care Instructions: Requires hand washing only, which could be a bit inconvenient.

Summary

The HealthSmart Digital Thermometer is an excellent investment for large-scale users like healthcare facilities due to its accuracy, versatility, and hygienic design. Its ability to measure both body and object temperatures with a non-contact infrared method makes it a valuable tool in various settings. While the bulk pricing might be prohibitive for individual buyers, its features and reliability make it a top choice in its category, especially for professional use or in situations where multiple thermometers are needed, like schools or care facilities.

IntroductionThe HealthSmart Digital Forehead Thermometer with No Contact Infrared Technology is a versatile and efficient medical device suitable for both personal and professional settings. This thermometer stands out with its ability to measure body, object, or air temperatures without direct contact, ensuring a hygienic process. Available in a pack of 36, it's an ideal choice for institutions or large families. Despite not being a direct ear or forehead thermometer, this is the best ear thermometer in our list if that's your intentions.

Features

• Integrated Distance Sensor: Ensures clinically accurate readings by detecting the distance from the person or object, eliminating the need for skin contact.
• High Temperature Alarm: Includes a color-coded ring that turns red for temperatures above 100.4°F, and green for lower, aiding quick fever detection.
• Memory Storage: Capable of storing up to 9 temperature readings, useful for monitoring temperature over time or across different individuals.
• Three Temperature Modes: Versatile in measuring body, object, or air temperatures, suitable for various needs like checking a child’s fever, measuring the warmth of baby food, or testing air temperature.
• Backlit LCD Display: Easy to read in any lighting condition, enhancing user convenience.
• Inclusive of Batteries: Comes with 2 AAA batteries, and features an auto shutoff for battery conservation.

Pros

• Hygienic and Safe: The no-contact infrared technology minimizes the risk of spreading germs.
• Multi-functional: Can be used for a range of temperature measurements, making it highly versatile.
• Easy to Use: Simple operation with a clear, backlit display for easy reading.
• Portable and Durable: Made from sturdy plastic, ideal for frequent use and transport.
• Large Pack Size: A pack of 36 is cost-effective for large organizations or extended families.

Cons

• Cost: The bulk price of $1,331.79 might be high for individual users or small families.
• Specialized Use: The pack quantity may exceed the needs of a typical household.
• Battery Dependent: Relies on AAA batteries, which may need regular replacement with heavy use.

Summary

The HealthSmart Digital Forehead Thermometer is an excellent choice for those in need of a reliable, versatile, and hygienic temperature measuring device. Its ability to measure temperatures without contact and its multi-mode functionality make it a valuable tool in various settings. While the bulk pack and price may be more suited for institutional or large-scale use, its features such as the high temperature alarm, memory storage, and easy-to-read display make it a compelling option for anyone looking for a high-quality, multipurpose thermometer.

IntroductionThe MABIS Digital Thermometer is a versatile and efficient device designed for taking oral, rectal, and underarm temperatures in adults, children, and babies. Available in a pack of 144, it is suitable for both personal and professional use, providing fast and accurate temperature readings. The thermometer's ease of use and quick response time make it a valuable tool for monitoring health in various settings.

Features

• Multi-Use: Capable of measuring oral, rectal, and underarm temperatures, making it versatile for different age groups and preferences.
• Quick Readings: Delivers results in 60 seconds, allowing for efficient temperature monitoring.
• Memory Function: Conveniently recalls the last reading, aiding in tracking temperature changes over time.
• Tone Indicator: Alerts when the peak temperature is reached and if the temperature is above 99.5°F.
• Large Digital Display: Easy to read, facilitating quick viewing and monitoring.
• Auto Shutoff: Enhances battery life and convenience.
• Waterproof Design: Ensures durability and ease of cleaning.
• Included Accessories: Comes with a storage case, battery, and probe covers for hygienic use.

Pros

• Accurate Readings: Provides results to 2/10th of a degree Fahrenheit, ensuring reliable measurements.
• Versatile Application: Suitable for adults, children, and pets.
• User-Friendly: Simple to operate with clear instructions in both English and Spanish.
• Bulk Packaging: Ideal for healthcare facilities or large families.
• Economical Price: Cost-effective at $3.92 per unit in a pack of 144.

Cons

• Bulk Quantity: May be excessive for individual or small-scale use.
• Battery Dependency: Relies on batteries, which may need replacement over time.
• Hand Wash Only: Requires careful maintenance, as it is not machine washable.

Summary

The MABIS Digital Thermometer is an excellent choice for those in need of a reliable, easy-to-use, and versatile thermometer. Its ability to accurately measure temperature in different modes (oral, rectal, underarm) makes it suitable for a wide range of users, from infants to adults. The pack of 144 units offers great value for institutions or large groups. While its bulk quantity might be more than what is needed for individual use, its features like the tone indicator, memory function, and large display make it a practical option for anyone seeking an efficient and economical thermometer solution.

IntroductionThe THERMOBIO Medical Grade Heavy Duty Touchless Infrared Forehead Thermometer is an advanced, non-contact thermometer designed for a wide age range, including adults, children, babies, infants, and toddlers. It combines the latest in smart chip technology with a high-precision infrared sensor, making it an ideal choice for both medical professionals and home use.

Features

• Advanced Technology: Utilizes a smart chip with an optimized algorithm and three ultra-sensitive sensors for precise temperature measurement.
• Long-Term Reliability: Proven to last over 1000 hours of usage, ensuring durability.
• High Accuracy: The infrared sensor gathers over 150 data points per second, providing highly accurate readings in various environments.
• Feature-Rich Design: Includes a 30-second auto power-off function, memory storage for up to 32 measurements, switchable modes for measuring body or object temperatures, a sound toggle, and a fever alert system.
• Easy to Use: Comes with an easy-to-read digital display, and the package includes the thermometer, 2 AAA batteries, and an instruction manual.
• Hassle-Free Warranty: Offers a 12-month warranty.

Pros

• Non-Contact Measurement: Enhances hygiene and safety by avoiding direct skin contact.
• Versatile: Suitable for a wide range of users, from infants to adults.
• Fast and Reliable Results: Delivers instant results in 1 second, making it efficient for quick checks.
• User-Friendly Interface: The features are designed for easy operation and quick understanding.
• Portable and Lightweight: Made of plastic, it's easy to carry and handle.

Cons

• Battery Dependency: Requires AAA batteries, which might need periodic replacement.
• Outdoor and Indoor Use: While versatile, different environments might slightly affect the accuracy.
• Sound Toggle and Fever Alert: Some users might find these features unnecessary or intrusive.

Summary

The THERMOBIO Medical Grade Touchless Infrared Forehead Thermometer is an exceptional tool for accurate and hygienic temperature measurement. Its advanced technology and high accuracy make it suitable for both professional medical use and home care. The feature-rich design, including memory function and fever alert, adds to its practicality. Although it depends on batteries, its reliability, ease of use, and non-contact measurement capability make it a valuable investment for anyone needing to take regular temperature readings across various age groups.

Introduction

The Aain A8837 Forehead Thermometer is a non-contact digital thermometer designed for both adults and babies. This pack of 10 thermometers is ideal for families, healthcare facilities, or any setting where frequent temperature monitoring is required. Utilizing advanced infrared technology, it offers a hygienic way to measure body temperature without direct contact.

Features

• Non-Contact Technology: Uses infrared technology for measuring temperature without needing to touch the ear or forehead, minimizing cross-infection risks.
• Fast and Accurate Readings: Provides temperature readings within ±0.4°F (0.2°C) accuracy, with a surface temperature range of 32-212°F (0-100°C).
• Dual Measurement Modes: Can display temperature in both Fahrenheit and Celsius.
• Intelligent Alert & Mode: Features an audible alarm for high body temperature, low battery warning, and auto power off function for efficiency.
• Memory Function: Stores up to 32 temperature readings, allowing for tracking of temperature fluctuations over time.
• User-Friendly Display: Equipped with an LCD backlight screen for easy reading.
• Battery Powered: Ensures portability and ease of use in different settings.

Pros

• Hygienic Measurement: Ideal for use in environments where hygiene is a priority.
• Versatility: Suitable for a wide range of age groups, from infants to adults.
• Convenient Tracking: The memory function aids in monitoring health over time or for multiple individuals.
• Easy to Use: Straightforward operation with clear, readable displays.
• Bulk Quantity: Pack of 10 is cost-effective for larger groups or institutional use.

Cons

• Price: The pack price of $359.00 might be high for individual or small-scale users.
• Battery Reliance: Regular battery replacements may be needed with frequent use.
• Environmental Sensitivity: Performance might be affected by operating and storage conditions.

Summary

The Aain A8837 Forehead Thermometer is a valuable tool for anyone needing to take regular, hygienic temperature readings. Its non-contact infrared technology, combined with features like memory function and intelligent alerts, make it a practical choice for both medical settings and home use. While the pack of 10 offers great value for larger groups or institutions, individual users might find the quantity excessive. Nevertheless, its accuracy, ease of use, and ability to store multiple readings make it a standout option in the field of digital thermometers.

Introduction

The Ag-Medix AG-102 is a specialized rectal thermometer designed for veterinary use, particularly in livestock management. Its design and functionality cater to the unique requirements of measuring temperatures in various animals such as cattle, horses, pigs, sheep, dogs, and more. This thermometer is a product of collaborative efforts between veterinarians and livestock producers, ensuring its suitability and effectiveness in a farm setting.

Features

• Versatility: Designed to take temperatures of a wide range of animals, from cattle to exotic pets.
• Accuracy and Speed: Offers a temperature accuracy of +/- 0.1°F with quick readings within 7 seconds, crucial for efficient animal care.
• Innovative Design: Features a smart probe that warms to near body temperature for faster readings, even in cold conditions.
• Revolutionary Arm or Belt Holster: Allows for safe, one-handed operation, making it easier to handle animals during temperature measurement.
• High Visibility LCD Screen: Large, backlit display enhances readability in low-light conditions.
• Memory Function: Stores and recalls up to 25 readings, aiding in health monitoring.
• Audible and Visual Indicators: Alerts when peak temperature is reached, with a 'HOLD' mode to lock the temperature reading.
• Durable and Easy to Clean: Made with machine-washable materials for easy maintenance.

Pros

• Designed for Veterinary Use: Tailored for livestock, ensuring reliability and ease of use in a farm environment.
• Fast Response Time: Quick readings are essential in managing the health of animals efficiently.
• User-Friendly: The arm holster and large display make it convenient to use, especially in outdoor or barn settings.
• Reusable and Robust: Suitable for repeated use in rugged conditions.
• Comprehensive Kit: Comes with necessary accessories including various charging options and a user manual.

Cons

• Specialized Use: Primarily designed for animals, not suitable for human medical use.
• Price Point: May be considered expensive for small-scale livestock owners.
• Size and Portability: The design might be bulky compared to typical medical thermometers.

Summary

The Ag-Medix AG-102 Rectal Thermometer is an essential tool for veterinarians and livestock producers. It combines accuracy, speed, and user-friendly features to facilitate effective temperature measurement in animals. With its specialized design, including a warm-up smart probe and an arm holster for one-handed operation, this thermometer is tailored to meet the demands of livestock care. Its durability and memory function further enhance its utility in veterinary practices, making it a valuable investment for large-scale animal farming and veterinary clinics.

Buyer Guide - How to Choose the Best Thermometer

Choosing the right thermometer involves understanding different types, their features, and suitability for various age groups. Here are some criteria to consider:

Type of Thermometer

• Ear Thermometers: Ideal for infants older than six months, ear thermometers (like infrared ear thermometers) measure the heat emitted by the eardrum. Look for models with disposable lens filters for hygiene.
• Temporal Artery Thermometers: These use an infrared scanner to measure the temperature of the temporal artery in the forehead. Suitable for all ages, they offer quick readings and are non-intrusive.
• Oral Thermometers: Regular digital thermometers or digital stick thermometers can be used for oral temperature readings. They are reliable but not suitable for infants or those who can't keep it under the tongue.
• Rectal Thermometers: Provide the most accurate readings for infants. Look for a flexible tip to ensure comfort.
• No Touch Thermometers: Use infrared technology to read temperature from the forehead. Ideal during illnesses like COVID-19 for their non-contact nature.

Key Features

• Consistency of Readings: Choose a thermometer known for consistent readings. Inconsistent readings can lead to confusion and misdiagnosis.
• Easy to Read Display: A thermometer with a backlit screen is easier to read in low-light conditions. This feature is especially useful for taking a child's temperature at night.
• Fever Alarm: Some thermometers alert you with a fever alarm if the reading is in the fever range, simplifying the interpretation of results.
• Memory Function: Devices that store previous readings are helpful in tracking the progression of a fever.
• Age Suitability: Some thermometers, like ear or forehead thermometers, are more suitable for certain age ranges. For example, rectal temperatures are most accurate for infants, while ear thermometers are not recommended for newborns.

Additional Considerations

• Battery Life: Consider the type of batteries required (e.g., AA batteries, AAA batteries) and the expected battery life. A thermometer that consumes batteries quickly can be inconvenient.
• Hygiene and Safety: Disposable lens filters and easy-to-clean surfaces help maintain hygiene, especially important for rectal thermometers and when used by multiple people.
• Durability and Reliability: A good thermometer should be durable and provide reliable readings over time.

Remember, the best thermometer for you depends on who will use it and for what purpose. Always ensure that the thermometer you choose is suitable for your specific needs, whether it's for infants, during the COVID-19 pandemic, or for general at-home use.

Types of Thermometers

Understanding the various types of thermometers is crucial for accurate and appropriate temperature readings. Here are some common types:

Ear Thermometer

• Functionality: Ear thermometers, also known as tympanic thermometers, use an infrared ray to measure the temperature inside the ear canal. They are quick and generally comfortable for the patient.
• Suitability: Best for children over six months, as their ear canals are developed enough for accurate readings.
• Considerations: Their accuracy can be affected by earwax or small, curved ear canals.

Digital Thermometers

• Versatility: Digital thermometers can be used for oral, rectal, or armpit temperatures. They are the most common type of thermometer and are easy to use.
• Features: They typically offer features like a fever alarm, flexible tips, and memory for storing previous readings.
• Power Source: Most digital thermometers use standard AA or AAA batteries.

Rectal Thermometers

• Accuracy: Considered the most accurate for infants and young children, rectal thermometers measure the temperature from the rectum.
• Design: They often have a flexible tip and a wide base to prevent over-insertion.
• Usage: While accurate, they can be uncomfortable for the patient and require proper hygiene practices.

Infrared Forehead Thermometers

• Non-Contact Advantage: These no-touch thermometers read temperature from the person's forehead using infrared technology, making them ideal during the COVID-19 pandemic.
• Ease of Use: Simply point the thermometer at the forehead and read the temperature. Good for use with infants and when monitoring fevers in a non-invasive way.

Temporal Artery Thermometer

• Method: Uses an infrared scanner to measure the temperature of the blood within the temporal artery.
• Convenience: Non-invasive and quick, it's suitable for people of all ages. It's particularly useful for taking a child's temperature without causing any disturbance.

Mercury Thermometer

• Traditional Design: Older style thermometers that use mercury in a glass tube.
• Safety Concerns: Less common now due to the risk of mercury exposure if the thermometer breaks.

When choosing a thermometer, consider factors like age range, ease of use, and where the temperature will be taken (e.g., ear, rectal). Different types of thermometers can be used at home for various needs, and the right thermometer depends on the individual's age and the situation, such as during fevers or the COVID-19 pandemic.

ConclusionChoosing the best thermometer depends on various factors including the user's age, the desired level of accuracy, and the specific application. Ear thermometers, especially those with a flexible tip, offer convenient and quick readings for older infants and children. Temporal artery thermometers and non-contact infrared thermometers provide a hassle-free way to measure temperature, especially useful in situations like the COVID-19 pandemic. For infants, rectal temperatures are often recommended for their accuracy. In contrast, older children and adults might prefer oral, armpit, or forehead thermometers.

When selecting a thermometer, consider the power source (such as AA or AAA batteries), the ease of reading the display, and whether the device provides consistent and reliable readings. Remember that while mercury thermometers were once standard, they are less common now due to safety concerns. Ultimately, the best thermometer is one that suits your specific needs, providing accurate temperature readings in a manner that is comfortable and convenient for the user.

FAQs

1. Which is more accurate, ear or forehead thermometers?
   • Both types can provide accurate readings, but they have different applications. Ear thermometers are generally more accurate for children over six months old, while forehead thermometers are better for quick screenings and non-contact measurements.
2. Can digital thermometers be used for oral and rectal temperatures?
   • Yes, most digital thermometers can be used for both oral and rectal temperatures, but it's important to use separate thermometers for each to maintain hygiene.
3. Are mercury thermometers still safe to use?
   • Mercury thermometers are less recommended now due to the potential hazard if the glass breaks and mercury is released. Digital thermometers are safer and more commonly used.
4. How do I know if my thermometer is working correctly?
   • Regularly check your thermometer against known temperature standards, avoid exposing it to extreme temperatures like direct sunlight, and replace batteries as needed to ensure accurate readings.
5. What type of thermometer is best for infants?
   • Rectal thermometers are typically recommended for infants due to their accuracy. However, for non-invasive and quick checks, forehead or temporal artery thermometers can also be used.