vs
5.7Display7.5
3.6Battery life6.9
8.3Health tracking8.3
8.2Sports & outdoor8.2
3.2Smart features3.2
8.0Build & durability7.1
Dimensions
Size comparison
Fenix 8 43mm AMOLEDFenix 8 47mm AMOLED
| Fenix 8 43mm AMOLED | Fenix 8 47mm AMOLED | Difference | |
|---|---|---|---|
| Height | 43 mm | 47 mm | −4 mm |
| Width | 43 mm | 47 mm | −4 mm |
| Thickness | 13.8 mm | 13.8 mm | = |
| Weight | 66 g | 80 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Fenix 8 43mm AMOLED better than Fenix 8 47mm AMOLED?
- Weight66 g vs 80 g+21%
Why is Fenix 8 47mm AMOLED better than Fenix 8 43mm AMOLED?
- Battery life (smartwatch mode)10 days vs 16 days+60%
- GPS battery life28 h vs 47 h+68%
- Screen size1.3″ vs 1.4″+8%
- Battery life with always-on display4 days vs 7 days+75%
- GPS battery life (dual-band)21 h vs 35 h+67%
- Battery saver mode15 days vs 23 days+53%
- Resolution (width)416 px vs 454 px+9%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 47 mm |
| Weight | 66 g | 80 g |
| Thickness | 13.8 mm | 13.8 mm |
| Height | 43 mm | 47 mm |
| Width | 43 mm | 47 mm |
| Case material | Titanium | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Corning® Gorilla® Glass or sapphire crystal | Corning® Gorilla® Glass or sapphire crystal |
| 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 | 1.3″ | 1.4″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | Yes | Yes |
| Resolution (width) | 416 px | 454 px |
| Resolution (height) | 416 px | 454 px |
| Pixel density | 320 ppi | 324 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 10 days | 16 days |
| Battery life with always-on display | 4 days | 7 days |
| Battery saver mode | 15 days | 23 days |
| GPS battery life | 28 h | 47 h |
| GPS battery life (dual-band) | 21 h | 35 h |
| Battery type | Lithium ion | Lithium ion |
| 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 | 99 |
| Dive mode | Yes | Yes |
| LED flashlight | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | 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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