vs
7.5Display4.4
6.5Battery life9.2
8.3Health tracking8.3
8.2Sports & outdoor9.3
9.3Smart features3.2
7.3Build & durability6.2
Dimensions
Size comparison
Fenix 8 Pro 47mm AMOLEDTactix 8 51mm Solar Elite
| Fenix 8 Pro 47mm AMOLED | Tactix 8 51mm Solar Elite | Difference | |
|---|---|---|---|
| Height | 47 mm | 51 mm | −4 mm |
| Width | 47 mm | 51 mm | −4 mm |
| Thickness | 16 mm | 15.4 mm | +0.6 mm |
| Weight | 77 g | 95 g | −18 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Fenix 8 Pro 47mm AMOLED better than Tactix 8 51mm Solar Elite?
- AMOLED / OLED displayYes · Tactix 8 51mm Solar Elite: No
- Weight77 g vs 95 g+23%
- Resolution (width)454 px vs 280 px+62%
- Pixel density324 ppi vs 200 ppi+62%
Why is Tactix 8 51mm Solar Elite better than Fenix 8 Pro 47mm AMOLED?
- Battery life (smartwatch mode)15 days vs 30 days2×
- GPS battery life44 h vs 95 h2.2×
- Battery saver mode19 days vs 48 days2.5×
- Thickness16 mm vs 15.4 mm+4%
- Sport profiles99 vs 102+3%
Specifications
Side by side
| Design & durability | ||
| Case size | 47 mm | 51 mm |
| Weight | 77 g | 95 g |
| Thickness | 16 mm | 15.4 mm |
| Height | 47 mm | 51 mm |
| Width | 47 mm | 51 mm |
| Case material | Titanium | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Sapphire crystal | Power Sapphire ™ |
| Strap material | silicone | silicone |
| Water resistance | 10 ATM | 10 ATM |
| Water rating (maker) | 10 ATM | 10 ATM |
| Rated dive depth | 40 m | 40 m |
| Display | ||
| Screen size | 1.4″ | 1.4″ |
| Display technology | AMOLED | Memory-in-pixel (transflective) |
| Panel | AMOLED | Sunlight-visible, transflective memory-in-pixel |
| AMOLED / OLED display | Yes | No |
| Always-on display | — | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 454 px | 280 px |
| Resolution (height) | 454 px | 280 px |
| Pixel density | 324 ppi | 200 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 15 days | 30 days |
| Battery life with always-on display | 8 days | — |
| Battery saver mode | 19 days | 48 days |
| GPS battery life | 44 h | 95 h |
| GPS battery life (dual-band) | 30 h | — |
| Battery type | Lithium ion | Lithium ion |
| Solar charging | — | Yes |
| Wireless charging | No | No |
| Charging | Garmin proprietary plug charger | Garmin proprietary plug charger |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | GPS, GLONASS, Galileo, QZSS, BeiDou, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor, Depth sensor | GPS, GLONASS, Galileo, QZSS, BeiDou, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor, Depth sensor |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Offline maps | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | Yes |
| Sport profiles | 99 | 102 |
| Dive mode | Yes | Yes |
| LED flashlight | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | — |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 4 |
| ANT+ sensors | Yes | Yes |
| Smart features | ||
| Calls from the wrist | Yes | Yes |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |
| Voice assistant | Yes | Yes |
| Music on the watch | Yes | Yes |
| Storage | 32 GB | 32 GB |
| Third-party apps | Yes | Yes |
| Platform | ||
| Operating system | Garmin OS | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
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