Battery life is almost the same. The Garmin is for running, the Amazfit for everyday wear.
Short answer
Garmin Forerunner 165 - running metrics, NFC, 4 GB. Amazfit Active 3 Premium - steel case, 1.32" 466×466, gyroscope, cheaper.
Key differences
| Spec | Garmin Forerunner 165 | Amazfit Active 3 Premium |
|---|---|---|
| Display | 1.2", AMOLED, 390×390 | 1.32", AMOLED, 466×466 |
| Memory | 4 GB | — |
| Battery life | up to 11 days | up to 12 days |
| Battery | — | 365 mAh |
| Connectivity | Bluetooth, ANT+ | Bluetooth |
| Navigation | GPS, GLONASS, Galileo | GNSS |
| NFC | yes | — |
| Sensors | heart rate, SpO2, barometer, compass, temperature | heart rate, SpO2, barometer, compass, gyroscope, temperature |
| Protection | 5 ATM | 5 ATM |
| OS | — | Zepp OS |
| Compatibility | iPhone, Android | Android 7.0+, iOS 14.0+ |
| Dimensions, weight | 43×43×11.6 mm, 39 g | 45×45×11 mm, 38 g |
| Price | current prices | current prices |
Specs come from the device pages on Smartphone.ua.
Battery life
Up to 11 vs up to 12 days.
Display
1.2" 390×390 vs 1.32" 466×466.
Payments
The Garmin has NFC.
Verdict: who should buy which
- For runners - Garmin Forerunner 165.
- Everyday wear and price - Amazfit Active 3 Premium.
FAQ
Is the protection the same?
Yes, 5 ATM.
How heavy are they?
39 and 38 g.
Which is cheaper?
The Amazfit Active 3 Premium.