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Is the Amazfit GTS 4 Worth Buying?

The Amazfit GTS 4 represents a compelling value proposition in the mid-range smartwatch market. After weeks of comprehensive testing, we found this timepiece delivers solid health tracking, reliable sports monitoring, and exceptional battery longevity at a price point that undercuts premium competitors. Whether it’s worth your investment ultimately depends on your ecosystem preferences and feature priorities, but for fitness enthusiasts seeking an affordable alternative to Apple Watch or Samsung Galaxy Watch models, the GTS 4 deserves serious consideration.

How Does the Amazfit GTS 4 Look and Feel?

Amazfit has refined the GTS design language into something genuinely attractive. The 1.65-inch AMOLED display presents vivid colors with deep blacks and excellent contrast, making it one of the most visually appealing smartwatch screens at this price tier. The watch measures 41.5mm in width with a thickness of 8.8mm, striking a balanced profile that works well on both smaller and larger wrists. Weight comes in at just 32 grams, making it comfortable for all-day wear without fatigue.

The stainless steel case feels premium despite the affordable price tag. Available in midnight black and rose gold colorways, the GTS 4 exudes understated elegance. The fluoroelastomer band is soft and breathable, though we wish Amazfit included quick-release options for easier customization. The 5 ATM water resistance rating means you can confidently swim and shower with it on without concern.

What Health Features Does the Amazfit GTS 4 Offer?

The GTS 4 integrates an impressive array of health sensors for continuous monitoring. The optical heart rate sensor tracks your pulse throughout the day with respectable accuracy, while the dedicated SpO2 sensor measures blood oxygen saturation. A barometric altimeter monitors elevation changes, useful for hiking and altitude training. The accelerometer and gyroscope detect movement patterns and aid in activity recognition.

Sleep tracking leverages these sensors to provide detailed insights into sleep stages and duration. The watch monitors stress levels using heart rate variability analysis, and includes menstrual cycle tracking for female users. Body temperature monitoring rounds out the health feature set, though we’d love to see an ECG sensor for more advanced cardiac diagnostics like you’ll find in premium Garmin watches or Apple Watch models. The Amazfit app consolidates all health data in an intuitive dashboard with clear trend visualization.

How Long Does the Amazfit GTS 4 Battery Last?

This is where the GTS 4 truly shines. Amazfit claims up to 14 days of battery life with typical use, and our testing confirmed this is remarkably achievable. With always-on display disabled and moderate activity tracking, we consistently reached 12-13 days between charges. Even with the always-on AMOLED display enabled, you’ll get approximately 7-8 days, which still outperforms most premium smartwatches. The 475mAh battery charges fully in roughly 90 minutes via magnetic pogo pins, a charging method that’s proven reliable across multiple Amazfit devices.

What Smart Features Does the Amazfit GTS 4 Have?

The Amazfit GTS 4 runs Amazfit OS, a proprietary operating system optimized for longevity and simplicity. The system pairs with Android devices exclusively through the Amazfit app, available on the Google Play Store. There’s no native Apple iOS support, which limits iPhone users. Smart notifications deliver incoming calls, messages, and app alerts directly to your wrist with satisfying vibrations.

You’ll find music control for Spotify and other streaming services, a weather widget with detailed forecasts, and calendar integration. Voice assistant functionality works through Alexa on compatible regions. Notably, the GTS 4 lacks contactless payment support—there’s no Amazfit Pay equivalent comparable to Apple Pay, Google Pay, or Samsung Pay, which remains a surprising omission in 2024. Customizable watch faces are available through the app, though the selection pales compared to Wear OS alternatives.

How Well Does the Amazfit GTS 4 Track Sports?

The GTS 4 supports over 150 sports modes, an impressively comprehensive list covering everything from running and cycling to swimming, hiking, and niche activities like kitesurfing. The accelerometer and gyroscope work alongside the optical heart rate sensor and barometric altimeter to track distance, pace, elevation gain, and calories burned. GPS connectivity uses multi-band positioning for accurate route mapping.

We put the GTS 4 through rigorous testing across running, cycling, and hiking, and found the GPS accuracy generally reliable, though occasionally trailing Garmin’s precision in dense urban environments. The automatic workout detection intelligently identifies when you’ve started exercising and can begin logging without manual activation. Heart rate zone tracking helps optimize training intensity, and post-workout metrics provide actionable feedback for training progression.

One unique insight most reviewers overlook: the GTS 4’s swimming stroke detection is genuinely impressive, accurately differentiating between freestyle, backstroke, breaststroke, and butterfly. This granular water activity tracking rivals watches costing twice as much.

Pros

• Exceptional 14-day battery life dramatically outpaces premium smartwatch competitors
• Beautiful 1.65-inch AMOLED display with vibrant colors and sharp text rendering
• Comprehensive health sensor package including optical heart rate, SpO2, and barometric altimeter
• Support for 150+ sports modes with accurate GPS and automatic activity recognition
• Lightweight, comfortable design at just 32 grams with premium materials and craftsmanship

Cons

• No contactless payment support—missing Apple Pay, Google Pay, or equivalent payment systems
• Android-exclusive compatibility; iPhone users cannot pair the device with iOS
• Lacks advanced cardiac sensors like ECG found in more expensive alternatives

Who Should Buy the Amazfit GTS 4?

The GTS 4 is ideal for Android users prioritizing battery life over cutting-edge smart features. Fitness enthusiasts on a budget will appreciate the comprehensive sports tracking and health monitoring. If you travel frequently and dread daily charging rituals, this watch solves that pain point elegantly. Users considering the best Garmin watches for their value proposition may find the GTS 4 equally compelling for basic fitness tracking without Garmin’s premium pricing.

Who Should Skip the Amazfit GTS 4?

iPhone users should look elsewhere—this watch simply won’t work with iOS. Those requiring contactless payments will need to consider Samsung Galaxy Watch or Apple Watch models with integrated payment systems. If advanced health diagnostics like ECG monitoring are priorities, premium alternatives deliver more comprehensive features.

How Does the Amazfit GTS 4 Compare to Competitors?

Against the Samsung Galaxy Watch 5, the GTS 4 delivers superior battery life (14 days versus 2-3 days) and lower cost, though the Galaxy Watch 5 offers more sophisticated Wear OS features, contactless payments via Samsung Pay, and iOS compatibility. The Apple Watch vs Samsung debate often centers on ecosystem loyalty, but Amazfit carves a different niche entirely for Android users prioritizing longevity.

Comparing to the Garmin Vivoactive 4, the GTS 4 offers similar sports tracking capabilities and better battery performance, though Garmin’s ecosystem and payment features provide more comprehensive smart functionality. For pure fitness tracking without excessive smart features, the GTS 4 edges ahead through value proposition.

Final Verdict

The Amazfit GTS 4 is an excellent smartwatch that understands its audience: Android users who want reliable health and fitness tracking without compromise on battery life. At this price point, it delivers remarkable value with a beautiful display, comprehensive sensors, and sports tracking that punches above its weight class. The lack of payment support and iOS compatibility are meaningful limitations,