Product review
Updated April 2025
Smartwatches & fitness trackers
Find the best smartwatch or fitness tracker with our buying guide and test results for 70 current and 69 discontinued models.
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Discontinued model
Last updated 21/12/2023
Amazfit
GTS 4
This model is discontinued meaning it is unlikely to be sold new in stores. All pricing and scoring is current as of the last publication date.
Price
All pricing and scoring is current as of last test date. These may not be comparable to discontinued models.
This model is discontinued meaning it is unlikely to be sold new in stores. All pricing and scoring is current as of the last publication date.
Price
All pricing and scoring is current as of last test date. These may not be comparable to discontinued models.
Get access to see the rest
We've reviewed the Amazfit GTS 4 to see how well it performs in these categories:
- Fitness tracking
- Smart functions
- Battery
- Ease of use
- Predicted reliability
- Brand satisfaction
Test results
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Fitness tracking
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Smart functions
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Predicted reliability
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Brand satisfaction
Good points
Bad points
More test results
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Apps
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Features
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Build quality
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Security and privacy
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Heart rate accuracy
Specifications
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Type
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Weight
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Diagonal screen size (mm)
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Dimensions excluding strap (WxHxD)
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Battery life
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Charge time from 0%
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Charge gained from 0% in 30 mins
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Claimed storage capacity
Features
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Sleep tracking
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Water resistant
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Submersible
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Fall detection
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Bluetooth version
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WiFi
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NFC
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GPS
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Phone compatibility
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Touchscreen
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Respond to text messages
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Receive phone calls
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Make phone calls
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Music controls
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Store music
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Read emails
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Navigation and maps
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Music streaming apps supported
Exercise types tracked
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Indoor running
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Outdoor running
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Indoor cycling
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Outdoor cycling
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Indoor rowing
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Outdoor rowing
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Elliptical machines
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Yoga
Member reviews
Get access to review
Not found what you want?
We've tested 138 other smartwatches & fitness trackers.
Apple
Series 9 (45mm)
All pricing and scoring is current as of last test date. These may not be comparable to discontinued models.
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Apple
Watch Series 10 (42 mm)
All pricing and scoring is current as of last test date. These may not be comparable to discontinued models.
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