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Wearable technology: Fitbit Charge 7 vs. Apple Watch Series 10

Quick Verdict

The Apple Watch Series 10 offers more features and better accuracy, but requires an iPhone and has shorter battery life. The Fitbit Charge 7 is more versatile in terms of compatibility and potentially has longer battery life, but may lack some of the advanced features of the Apple Watch.

Comparison of Wearable technologyFitbit Charge 7 vs. Apple Watch Series 10

Key features – Side-by-Side

AttributeFitbit Charge 7Apple Watch Series 10
Battery Life (days)Up to 7 days (may vary with GPS and always-on display usage), rumors suggest up to 18 daysUp to 0.75 days (18 hours) under normal use, up to 1.5 days (36 hours) in Low Power Mode
Display TypeHD AMOLEDAlways-On Retina LTPO3 OLED
Screen Size (inches)1.5 inches42mm and 46mm sizes (42mm: 989 sq mm display area with 374 by 446 pixels, 46mm: 1220 sq mm display area with 416 by 496 pixels)
GPS AccuracyMay utilize Google Maps data and Wi-Fi networks for more precise trackingUses L1 GPS, GLONASS, Galileo, QZSS, and BeiDou; performs as well as the Apple Watch Ultra 2
Heart Rate Sensor AccuracyEnhanced heart rate monitoring, especially during high-intensity exercises. May include AI-powered sensor.Third-generation optical heart sensor and an electrical heart sensor; 99.6% accuracy for sinus rhythm, 98.3% accuracy for AFib classification in a controlled environment
Water Resistance (ATM)5 ATM (50 meters)5 ATM (50m swimproof)
Sleep Tracking AccuracyImproved sleep tracking with more detailed insights into sleep stagesTracks sleep stages and detects signs of sleep apnea, but comparing sleep stages is generally unreliable
Mobile Payment SupportGoogle WalletApple Pay
Operating System CompatibilityAndroid and iOS devices (speculated transition to Google's Wear OS)Requires iPhone XS or later with iOS 18 or later
Built-in Music StorageNot available, but expected to offer music controlsYes

Overall Comparison

Battery: Fitbit wins; Compatibility: Fitbit wins; Accuracy: Apple wins; Music Storage: Apple wins

Pros and Cons

Fitbit Charge 7

Pros:
  • Enhanced heart rate monitoring during intense workouts
  • Improved battery performance lasting up to 7 days on a single charge
  • Larger and brighter AMOLED display for better visibility in direct sunlight
  • Improved sleep tracking with more detailed insights into sleep stages
  • Potentially more precise GPS tracking using Google Maps data and Wi-Fi networks
  • Design improvements for improved comfort during extended wear
  • Suitable for swimming and showering with 50 meters water resistance
  • Reliable connectivity features for seamless integration with iOS and Android devices
  • Smoother and more responsive touchscreen experience
Cons:
  • GPS accuracy of previous model (Charge 6) was not very reliable
  • Some users desire more customization options for watch faces

Apple Watch Series 10

Pros:
  • Excellent heart rate sensor accuracy during intense workouts
  • Good GPS accuracy
  • Water resistance up to 50m (swimproof)
  • Built-in music storage
  • Customizable watch faces
  • Thinner, lighter, and more comfortable design
  • Fast charging supported
Cons:
  • Sleep stage tracking is generally unreliable
  • Battery life is the same as Series 9
  • Requires iPhone XS or later with iOS 18 or later

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