Garmin tactix 8 AMOLED: specs, who it fits and compatible phones
Garmin tactix 8 AMOLED is a sport watch released in 2025 that works with iPhone and Android. It lists Dual-band GNSS + maps, 10ATM and Garmin Pay.
Specifications
| Release year | 2025 |
|---|---|
| Case size | 47 / 51 mm |
| Display | AMOLED |
| Battery as listed | Up to 16 days (47 mm) · 29 days (51 mm) |
| Water rating | 10ATM |
| Glass | Sapphire |
| Case material | Titanium |
| GPS type | Dual-band GNSS + maps |
| Offline maps | Yes |
| Operating system | Garmin OS |
| Works with | iPhone and Android |
| Connection | None |
| Contactless wallet | Garmin Pay |
| Plan needed | None |
| Health sensors | SpO2, HRV, Skin temperature, ECG, Readiness score |
| Safety features | SOS |
Who it fits
- Works with iPhone and Android.
- Lists dual-band GPS and offline maps, which suits running and hiking.
- Lists a battery above the median of 43 listed sport watch models.
How it compares
Closest models from Garmin
| Model | Release year | Case size | Battery as listed | Water rating | GPS type | Works with |
|---|---|---|---|---|---|---|
| Garmin Forerunner 970 | 2025 | 47 mm | Up to 15 days | 5ATM | Dual-band GNSS + maps | iOS and Android |
| Garmin tactix 8 Solar | 2025 | 51 mm | Up to 48 days with solar charging | 10ATM | Dual-band GNSS + maps | iOS and Android |
| Garmin Enduro 3 | 2024 | 51 mm | Up to 90 days (solar) · 320 GPS hours | 10ATM | Dual-band GNSS + maps | iOS and Android |
Closest models from other brands
| Model | Release year | Case size | Battery as listed | Water rating | GPS type | Works with |
|---|---|---|---|---|---|---|
| Amazfit T-Rex 3 Pro | 2025 | 48 mm | 25 days (approx.) | 10ATM | Dual-band GNSS + maps | iOS and Android |
| COROS Apex 4 | 2025 | 42 / 46 mm | Up to 65 GPS hours (46 mm) | 5ATM | Dual-band GNSS + maps | iOS and Android |
| COROS NOMAD | 2025 | 46 mm | Up to 22 days; 50 hours All-Systems GPS | 5ATM | Dual-band GNSS + maps | iOS and Android |
Compared with Garmin Forerunner 970, Garmin tactix 8 AMOLED lists a higher ATM rating (10 against 5) and Titanium case material, where Garmin Forerunner 970 lists Titanium bezel.
Compared with Garmin tactix 8 Solar, Garmin tactix 8 AMOLED lists Sapphire glass, where Garmin tactix 8 Solar lists Power Sapphire.
Compared with Garmin Enduro 3, Garmin tactix 8 AMOLED lists a newer release year (2025 against 2024).
Compared with Amazfit T-Rex 3 Pro, Garmin tactix 8 AMOLED lists a contactless wallet (Garmin Pay), which Amazfit T-Rex 3 Pro does not list.
Compared with COROS Apex 4, Garmin tactix 8 AMOLED lists a higher ATM rating (10 against 5), Titanium case material, where COROS Apex 4 lists Grade-5 titanium and case sizes of 47 / 51 mm against 42 / 46 mm.
Compared with COROS NOMAD, Garmin tactix 8 AMOLED lists a higher ATM rating (10 against 5) and a contactless wallet (Garmin Pay), which COROS NOMAD does not list.
Only values listed exactly are compared.
Phone compatibility and plan
No plan is listed as needed.
Sensors and features are listed as the maker names them and are not medical measurements.
Related guides and lists
- Battery life explained
- Phone compatibility
- Water resistance ratings
- Sensors explained
- Garmin smartwatches
- All models
Last verified September 26, 2026
Features change with updates. Check the maker's current details. See our methodology