Good gadgets: The best fitness trackers 2021 in comparison

Good gadgets
The best fitness trackers 2021 for comparison

Many who want to stay in shape optimize their workout with fitness trackers. With their features, they help analyze the performance parameters and increase the performance. We present the best fitness trackers.

They are called fitness trackers or wearables and are characterized by a wide range of features. The smart devices counting steps, calculate calorie consumption, measure the heart rate and oxygen saturation in the blood and even analyze the sleep rhythm.

However, not all devices have all of these features. The bracelets also often differ in the accuracy of the measurements. In addition, some models are easier to use than others. Here we show which models fulfill their task best.

The best fitness tracker 2021: Fitbit Charge 4

The Fitbit Charge 4 has a wide range of features and climbed directly onto the podium in one or the other fitness tracker test in 2021. Amazon users are also enthusiastic: Nearly 70 percent have given the laptop 5 out of 5 possible stars so far .

The reason for this may be that the device is there for us all day long – not just during sports. With Fitbit Charge 4, contactless payment is possible on the go. New calls, messages or appointments appear directly on the display. It keeps us updated on the weather forecast, recognizes what sport we are currently playing and adjusts its measurements based on the information. When jogging, thanks to GPS, the tracker records the entire route without the help of an extra smartphone.

Comfortable: In the evening, the Fitbit Charge 4 fitness tracker helps you relax. Guided breathing exercises can be performed using the device, and a quick check of oxygen saturation also provides information on health and fitness. Plus: The sleep phase registration should lead to a healthier sleep rhythm with the personal sleep index in the Fitbit app. In the morning we are then awakened with a gentle vibration.

  • Battery life: up to seven days
  • Degree of protection: waterproof up to 50 meters
  • Charging: via USB

The luxurious fashion accessory: Fitbit Luxe

Fitbit Luxe is a stylish special bag among fitness trackers. The device is a mix of an elegant fashion accessory and a smart tracker. Of course, there are also many features on board: Fitbit Luxe continuously measures our heart rate, counts steps, calculates calorie consumption and even tells us how fast we are currently running. The fitness tracker also displays incoming messages or calls. As part of a paid subscription, Fitbit Luxe offers detailed analytics to improve athletic performance.

  • Battery life: up to five days
  • Degree of protection: water-repellent
  • Charging: via a USB cable

The fitness tracker will be released on Amazon on July 1 and can be pre-ordered.


Fitbit Luxe: fitness and wellness tracking with up to 5 days battery, stress management tools and active zone minutes

€ 142.95 € 149.95

to the offer

Winner of the award: Xiaomi Mi Band 5

Mi Band 5 from Xiaomi is one of the cheapest wearables. It costs around 30 euros and still has several useful features.

Like the Fitbit, the bracelet is capable of recognizing activities. It distinguishes between eleven different sports. These include yoga, rowing, jumping rope and swimming. Using the data collected, Xiaomi’s fitness bracelet calculates calorie consumption and thus also helps with weight loss.

If necessary, the Mi Band 5 continuously measures the heart rate and even emits warnings if it detects irregularities. The app provides useful tips to make your sleep more restful. Other tips are intended to help reduce stress.

Nice feature: Mi Band 5 also works with its small color display as a remote control for the smartphone, for example to trigger the camera or control music playback. The fitness tracker received a total of 4.6 out of 5 stars from over 44,000 Amazon customers.

  • Battery life: up to 14 days
  • Degree of protection: waterproof up to 5 ATM
  • Charging: magnetic, without plug


Xiaomi Mi Smart Band 5 fitness and activity tracker with 1.1 inch full AMOLED touch color screen

€ 27.45 € 39.99

to the offer

Smart and elegant – Vivosmart fitness tracker from Garmin

The Swiss-American company Garmin is known for its advanced running watches and sport-specific devices. The noble Vivosmart model is the manufacturer’s most successful fitness bracelet and impresses with an innovative feature, the so-called “body battery”. He uses his own energy level to figure out when the best training time is. With activity detection, wrist pulse measurement, stress level measurement, sleep analysis and blood oxygen saturation sensor, there are other important ones Added fitness and wellness features. This makes the Garmin Vivosmart fitness tracker with a sleek design perfect for those for whom balance and personal well-being are just as important as the number of miles traveled.

  • Battery life: up to seven days
  • Degree of protection: waterproof up to 5 ATM
  • Charging: via a USB charging cable


Garmin vívosmart 4 fitness tracker – stylish design, wrist heart rate measurement, sleep analysis

€ 93.50 € 99.99

to the offer

Fitness tracker 2021 in the test – which device should it be?

All the units presented are suitable for targeted monitoring of some body functions and for better planning of individual training sessions. Extra features like call notifications and high quality screens also make the boundary for smartwatches more and more blurred. The biggest differences can almost be seen on the optics.

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