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Product review
Updated December 2023

Smartwatches & fitness trackers

Our buying guide explains the most important features in a wearable device, and the differences between a smartwatch and a fitness tracker.

December 2023

Samsung

Galaxy Watch4 Classic (42mm)

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We've reviewed the Samsung Galaxy Watch4 Classic (42mm) to see how well it performs in these categories:

  • Fitness tracking
  • Smart functions
  • Battery
  • Predicted reliability
  • Brand satisfaction
  • Ease of use

Test results

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    Fitness tracking
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    Smart functions
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    Battery
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    Predicted reliability
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    Brand satisfaction
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    Ease of use
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    Apps
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    Features
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    Build quality
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    Heart rate accuracy

Good points

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Bad points

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Specifications

  • Type
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  • Weight
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  • Diagonal screen size
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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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Features

  • Sleep tracker
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  • Water resistant
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  • Submersible
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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
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