Amazfit GTR 4 vs Fitbit Inspire 3
The Verdict
Amazfit GTR 4 delivers a premium smartwatch experience with its larger 1.43-inch AMOLED display (466x466 resolution) and exceptional 14-day battery life, plus practical features like GPS, NFC, and always-on display functionality. Fitbit Inspire 3 takes a minimalist approach with a tiny 0.73-inch screen, lighter 20g design, and includes skin temperature monitoring,useful for cycle tracking. GTR 4's aluminum build and Zepp OS ecosystem feel substantially more refined, while Inspire 3 compensates with lower cost and simplicity. Battery endurance heavily favors GTR 4 at nearly two weeks versus Inspire 3's ten days. For users wanting comprehensive fitness tracking with meaningful screen real estate and extended battery intervals, GTR 4 justifies its $100 premium. However, Inspire 3 suits minimalists prioritizing portability and budget consciousness. GTR 4 emerges as the stronger choice for most smartwatch buyers.
Who Should Buy
Buy the Amazfit GTR 4 if…
- →Large 1.43" AMOLED display is sharp and vivid with always-on option
- →Dual-band GPS rivals Garmin for outdoor tracking accuracy
- →14-day battery is outstanding for an AMOLED smartwatch
Buy the Fitbit Inspire 3 if…
- →10-day battery life — charge once and forget for well over a week
- →Color AMOLED display is a huge upgrade over Inspire 2's grayscale
- →Ultra-lightweight at 20 g — perfect for sleep tracking
Category Scores
Pros & Cons
Amazfit GTR 4
Pros
- Large 1.43" AMOLED display is sharp and vivid with always-on option
- Dual-band GPS rivals Garmin for outdoor tracking accuracy
- 14-day battery is outstanding for an AMOLED smartwatch
- Built-in speaker and microphone for Bluetooth phone calls
- 150+ sport modes with auto-detection for common activities
Cons
- Zepp OS app ecosystem is extremely limited
- No NFC for contactless payments in most regions
- Cannot reply to notifications — view and dismiss only
- Build quality and software polish trail Apple and Samsung
Fitbit Inspire 3
Pros
- 10-day battery life — charge once and forget for well over a week
- Color AMOLED display is a huge upgrade over Inspire 2's grayscale
- Ultra-lightweight at 20 g — perfect for sleep tracking
- SpO2 and skin temperature sensors at just $99
- 5ATM water resistance for swimming
Cons
- No built-in GPS — relies on phone GPS for outdoor tracking
- No NFC — cannot use Fitbit Pay
- Tiny screen limits notification readability
- Best health insights locked behind Fitbit Premium subscription
- No always-on display option
Full Specifications
| Spec | Amazfit GTR 4 | Fitbit Inspire 3 |
|---|---|---|
| Software | Zepp OS 2.0 | Fitbit OS |
| Body | ||
| Weight | 52 g (without strap) | 20 g |
| Case material | Aluminum alloy with stainless steel crown | Plastic resin |
| Water resistance | 5ATM | 5ATM |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 14 days (typical usage) | Up to 10 days |
| Display | ||
| Size | 46mm (1.43 inches) | 0.73 inches |
| Type | AMOLED | AMOLED |
| Always-on display | ||
| Resolution | 466 x 466 | 256 x 124 |
| Processor | ||
| Chipset | Huami custom processor | Fitbit custom processor |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.0 | 5.0 |
Related Comparisons
This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
Explore more in smartwatches, see all Amazfit products or all Fitbit products. View full details for the Amazfit GTR 4 or the Fitbit Inspire 3.