This pandemic has taught us to stay in perfect health and keep on monitoring any changes our body encounters. One of the most crucial components, whose constant monitoring is the need of the hour is the blood oxygen saturation level. According to health professionals, blood oxygen saturation must be above 90% under all conditions, to avoid any uncertain situations.
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Why you must consider Spo2 feature in a Fitness Band?
The Spo2 sensor has become very important feature for any smartwatch or a smartband. In early times people only look for the sensors for pedometer, heart rate or even ecg while choosing a fitness tracker. However things has quite changed just after this pandemic, now SpO2 sensor is an essential feature for measuring blood oxygen in the body.
keep in mind is that many-a-times the oxygen level undergoes a steep downfall that can bear worse circumstances and can even be fatal. So, keeping a constant check on the SpO2 levels is very important.
Well, technology has never disappointed us and has always made our life simpler and hassle-free. Monitoring your blood oxygen levels has become so easy and stylish as the SpO2 sensor can now be found in our very own smart bands.
Also Check:- 8 Best Budget Smartwatches with sp02 sensor
There are many brands who have integrated smart bands directly during the launch of the wearable, while some have released a firmware update to achieve the feature.
8 best budget fitness tracker with SpO2 sensor
We have mentioned below are the 7 best smart bands that have SpO2 sensor.
1# Huawei Band 4
Price: $50
Huawei Band 4 was launched back in October, 2019 and a recent firmware update has ensured that SpO2 sensors have been activated and can be recklessly used in the device.
The band looks extremely clean and marvelous in the first instance. The color combinations are something to awestruck you, and the reasonable price makes it a great buy.
The continuous reading of the oxygen gives you a rough idea about an important parameter and helps you decide whether medical attention is needed.
Staying fit and keeping yourself healthy is extremely easy with the usage of this band. Sleep tracking, heart rate monitor, Pedometer are a few of the many things the band can do without a miss.
Key Features
- 95” AMOLED display,
- Waterproof up to 50 meters,
- 15 days batter of liI,
- Push notifications for text, social apps, calls, etc..
2# Fitbit Charge 4
Price: $95
Another gem from one of the most powerful fitness brand, Fitbit, is the Fitbit Charge 4. Fitbit Charge 4 has integrated a variety of new and simple features like on-device sleep scores, on-device alarm setting, and GPS tracking.
A SpO2 sensor that can very well detect the peripheral blood oxygen levels is another great integration. However it is not a budget smartband, it cost more than $100!
The design of the wearable is so swift and elegant that you would love it on your wrist.
It is a swim-proof variant, which means that you can keep track of under-water activities too.
Another unique addition is the new Active Zone Minutes that enables to provide your activity level gauge keeping in mind parameters such as age, heart rate.
Key Features
- Swim and sleep tracking,
- Battery lasts for 7 days in normal mode,
- NFC, GPS, Bluetooth enabled,
- Spotify, Google Fit.
3# Samsung Galaxy Fit 2
Price: $50
Samsung Galaxy Fit2 is an upgraded version of Galaxy Fit with a longer battery life. This smarband is a cool, light and comfortable wearable. Thanks to its full-color AMOLED display, the screen is clear and bright with high-resolution.
Galaxy Fit 2 is a fully connected smart band that allows you to continue your daily workouts and receive notifications without worrying about the battery.
With its ability to provide accurate SpO2 reading, you can stay in touch with your oxygen levels fluctuations.
Many other inevitable tracking features is also associated with the wearable like heart rate tracking, step and sleep tracking, gyro, and accelerometer. Samsung Health app enables you to access plenty of social features and training programs that help you stay motivated and fit.
Key Features
- 5 ATM water resistance,
- Good battery life
- Bluetooth enabled,
- Call and text notifications.
- Review Price: $49.99
4# Wellue O2Ring
The Wellue O2Ring is different from regular smartwatches as it is specifically designed for SpO2 monitoring. Using clinical grade transmissive oxymetry technology, its accuracy is within 2%. While reflective technology used in smartwatches is often considered to be less accurate. 
Apart from its accuracy, what distinguishes the O2Ring from other similar devices is its high sampling rate. It captures oxygen levels, pulse rate, and motion data every second to ensure that no important body indicators are missed. This is particularly significant for individuals with medical conditions like sleep apnea.
Moreover, O2Ring can generate a report in PDF format that you can email to your doctor. It comes with a free app that provides in-depth reports on your SpO2 levels over time. The app allows you to view past data, identify any potential health concerns. This feature makes it easy to analyze your metrics and take proactive steps towards maintaining health.
O2Ring has a built-in vibrate alarm. You can customize the thresholds for SpO2 and pulse rate alarm in the APP “Settings”. The ring will vibrate to warn when detecting heart abnormalities or hypoxic events, so that you can take immediate steps to restore oxygen levels.
Key Features：
- High accuracy and sampling rate
- Free analyzing report
- Built-in silent viabrator
- Supprot Apple Health&iOS/Android//PC device
5# Garmin Vivosmart 4
Price: $97.99
Garmin’s slim and sleek offspring, Garmin Vivosmart 4, is the first band with SpO2 sensors installed. The fitness band measure your blood oxygen level with the use of two frequencies of light, red and infrared into the skin.
Vivosmart 4 further checks the amount of light absorbed by the hemoglobin, which depicts the oxygen levels present in the blood.
The device is so lightweight and durable that you can even carry it to your bed.
Other health features include advanced sleep monitoring, Body Battery, and stress monitoring. It also tracks your workouts like yoga, elliptical, cardio, pool swimming, and many more.
Key features
- Smart notifications with vibration alerts,
- Battery life up to seven days,
- Pool and showers safe,
- Body Battery energy monitoring feature.
6# Xiaomi Mi Band 5
Price: $31.99
Xiaomi Mi Band 5 is another budget friendly device with tons of fitness and health features. It has AMOLED colorful display With high resolution and a 2.5 D tempered glass panel that protects the screen from scratches.
It is one of the cheapest fitness band with Spo2 sensor feature.
The tracker is capable of detecting your blood oxygen saturation level for 8 hours at a stretch.
Apart from the usual outdoor tracking features, Mi Band 5 Has included many indoor activities too.
This comprises of the treadmill, jump rope, indoor cycling, yoga, freestyle, elliptical, rowing machine, etc.. It also keeps track of the Women’s Health system, improved sleep tracking, and PAI scoring system.
Key features
- Battery life up to 14 days,
- 580M water resistance,
- 11 sports modes.
7# V19 Fitness Activity Tracker
Price: $20
V19 Fitness Activity Tracker is exclusively present at Amazon and contains optimum features in a very affordable range. It possesses the highly demanded SpO2 for blood oxygen monitor using red and infrared light.
This fitness band is having a 1.14” HD IPS color screen and comfortable wear.
A wearable that can be enjoyed both by men and women. Highlighting ingenious smart activity tracking like cycling, running, planks, calories burnt, walking distance, and many more, makes the band irresistible.
It connects with your smartphone’s GPS and show the rout in the app. Heart rate monitoring, blood pressure, HRV, and updated scientific sleep tracking shows also a great addition to the gadget.
Key Features
- Push notifications and remote camera control,
- Long battery life,
- Wrist sensor switch and event reminders.
8# Honor Band 5
Price: $39.99
Honor has launched its fifth iteration of smart bands with an extremely reasonable price and the much-awaited SpO2 feature that is quite a rage now.
Honor Band 5 allows you to help assess how your body’s oxygen levels are adapting during workouts and high altitudes.
This waterproof fitness tracker comes in three attractive colors and has an AMOLED panel and a built-in USB port.
In this budget fitness band you will also get features like heart rate monitor, multiple watch faces, sleep tracking features, etc.
Moreover, you can take group photos and selfies directly from your wrist. Controlling the Spotify music app and other configured apps is extremely easy too. The band focuses on your activity to the extent that it buzzes if you have been inactive for some time.
Key Features:
- Water-resistant up to 50 meters,
- Push notifications for text and calls,
- Battery life up to 14 days.
These are the 7 best fitness tracker that have the most powerful featured installed in them i.e. SpO2.
