The newest Ultra vs the most popular fenix. What matters more - smart features or weeks without a charger?
Short answer
Apple Watch Ultra 4 - S11, eSIM and 5G RedCap, dual-frequency GPS, SpO2, a little cheaper. Garmin fenix 8 - up to 16 days, works with iPhone and Android, 10 ATM.
Key differences
| Spec | Apple Watch Ultra 4 49mm GPS + Cellular | Garmin fenix 8 47mm AMOLED |
|---|---|---|
| Display | OLED, 422×514 | 1.4", AMOLED, 454×454 |
| Chip | Apple S11 | — |
| Memory | 64 GB | 32 GB |
| Battery life | up to 50 h | up to 16 days |
| Connectivity | 5G RedCap, LTE, eSIM | Bluetooth, ANT+, Wi-Fi |
| Navigation | GPS, GLONASS, Galileo, QZSS, BeiDou (L1 + L5) | GPS, GLONASS, Galileo, QZSS, BeiDou |
| NFC | yes | yes |
| Sensors | heart rate, SpO2, barometer, compass, gyroscope, temperature | heart rate, barometer, compass, gyroscope, temperature |
| Protection | 100 m / IP6X / EN13319 | 10 ATM |
| OS | watchOS 27 | — |
| Compatibility | iPhone 11 / iPhone SE 2 / iOS 27 | iPhone, Android |
| Dimensions, weight | 49×44×12 mm, 63 g | 47×47×13.8 mm |
| Price | current prices | current prices |
Specs come from the device pages on Smartphone.ua.
Battery life
Up to 50 h vs up to 16 days.
Compatibility
Apple - iPhone only. Garmin - iPhone and Android.
Connectivity
The Ultra 4 has eSIM and 5G RedCap. The fenix 8 has Bluetooth, ANT+ and Wi-Fi.
Verdict: who should buy which
- A smartwatch for iPhone - Apple Watch Ultra 4.
- Hiking far from a socket - Garmin fenix 8.
FAQ
How much storage?
64 and 32 GB.
Are both suitable for diving?
The Ultra 4 is certified to EN13319; the fenix 8 is rated 10 ATM.
Which is cheaper?
The Apple Watch Ultra 4.