vs
4.4Display7.5
9.5Battery life8.4
8.3Health tracking8.3
7.0Sports & outdoor8.2
6.5Smart features3.2
9.1Build & durability6.5
Dimensions
Size comparison
Enduro 4Fenix 9 51mm
| Enduro 4 | Fenix 9 51mm | Difference | |
|---|---|---|---|
| Height | 51 mm | 51 mm | = |
| Width | 51 mm | 51 mm | = |
| Thickness | 15.7 mm | 14.7 mm | +1 mm |
| Weight | 66 g | 91 g | −25 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Enduro 4 better than Fenix 9 51mm?
- Battery life (smartwatch mode)36 days vs 29 days+24%
- GPS battery life80 h vs 54 h+48%
- Weight66 g vs 91 g+38%
- Battery saver mode92 days vs 42 days2.2×
- GPS battery life (dual-band)60 h vs 45 h+33%
Why is Fenix 9 51mm better than Enduro 4?
- AMOLED / OLED displayNo · Enduro 4: Yes
- Resolution (width)280 px vs 454 px+62%
- Pixel density200 ppi vs 324 ppi+62%
- Thickness15.7 mm vs 14.7 mm+7%
- Sport profiles97 vs 99+2%
Specifications
Side by side
| Design & durability | ||
| Case size | 51 mm | 51 mm |
| Weight | 66 g | 91 g |
| Thickness | 15.7 mm | 14.7 mm |
| Height | 51 mm | 51 mm |
| Width | 51 mm | 51 mm |
| Case material | Titanium | Titanium |
| Sapphire crystal | Yes | Yes |
| Lens / cover glass | Power Sapphire™ | sapphire crystal |
| Strap material | ComfortFit | silicone |
| Water resistance | 10 ATM | 10 ATM |
| Water rating (maker) | 10 ATM | 10 ATM |
| Rated dive depth | — | 40 m |
| Display | ||
| Screen size | 1.4″ | 1.4″ |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | Sunlight-visible, transflective memory-in-pixel | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | Yes |
| Resolution (width) | 280 px | 454 px |
| Resolution (height) | 280 px | 454 px |
| Pixel density | 200 ppi | 324 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 36 days | 29 days |
| Battery saver mode | 92 days | 42 days |
| GPS battery life | 80 h | 54 h |
| GPS battery life (dual-band) | 60 h | 45 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 | 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 | 97 | 99 |
| Dive mode | — | 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 |
| Speaker | — | Yes |
| Microphone | — | Yes |
| Voice assistant | — | Yes |
| Music on the watch | Yes | Yes |
| Storage | 64 GB | 64 GB |
| Third-party apps | Yes | Yes |
| Platform | ||
| Operating system | Garmin OS | Garmin OS |
| Platform | Proprietary | Proprietary |
| Works with | iOS, Android | iOS, Android |
