Apple Watch Series 10 vs Garmin Forerunner 265
Apple's Series 10 excels with its brilliant 2000-nit LTPO3 OLED display and premium build (30g aluminum), delivering superior everyday usability and seamless ecosystem integration for iPhone users. Garmin's Forerunner 265 counters with exceptional battery longevity—13 days in smartwatch mode versus Apple's 18 hours—making it ideal for athletes and outdoor enthusiasts who prioritize endurance tracking over fashion. Apple includes ECG functionality and skin temperature monitoring, while Garmin focuses sports-specific metrics and GPS accuracy. At $399 versus $449, Apple offers better value for casual users wanting a capable daily companion; Garmin suits serious athletes needing extended battery life and dedicated fitness features. Choose Apple for balanced performance and display quality; pick Garmin if multi-week battery life and advanced training tools matter most.
Full Specifications
| Spec | Apple Watch Series 10 | Garmin Forerunner 265 |
|---|---|---|
| Software | watchOS 11 | Garmin OS |
| Body | ||
| Weight | 30 g (42mm aluminum) | 47 g |
| Case material | Aluminum (Titanium option available) | Fiber-reinforced polymer |
| Water resistance | WR50 (50m) + IP6X dust resistant | 5ATM |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | — | |
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | Up to 18 hours normal use, up to 36 hours in Low Power Mode | Up to 13 days (smartwatch mode), 20 hrs GPS |
| Display | ||
| Size | 42mm (1.96") | 46 mm (1.3 inches) |
| Type | LTPO3 OLED Always-On Retina with wide-angle OLED, up to 2000 nits | AMOLED |
| Always-on display | ||
| Resolution | 374 x 446 | 416 x 416 |
| Processor | ||
| RAM | 1 GB | — |
| Chipset | Apple S10 SiP | Garmin proprietary |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.3 | 5.0 |
Category Scores
Pros & Cons
Apple Watch Series 10
Pros
- Thinnest and lightest Apple Watch ever at just 9.7mm thick
- New wide-angle OLED display is significantly brighter at off-angles
- Larger 42mm and 46mm case sizes with bigger displays in slimmer body
- Sleep apnea detection and improved health tracking via watchOS 11
- Faster charging — up to 80% in about 30 minutes
Cons
- Battery life is still just 18 hours, behind most competitors
- Blood oxygen sensing disabled on US units due to patent dispute
- No major performance jump over Series 9's S9 chip
- Cellular model costs an extra $100
- Requires an iPhone, no Android compatibility
Garmin Forerunner 265
Pros
- AMOLED display with 13-day battery is the best combo in running watches
- Multi-band GPS with SatIQ provides the most accurate position tracking
- Training Readiness, Morning Report, and Race Predictor tools are elite-level
- Music storage for Spotify, Amazon Music, and Deezer offline
- HRV Status tracking for recovery optimization
Cons
- No ECG monitoring — health tracking is fitness-focused, not medical
- $449 is expensive for a fitness-first watch
- Garmin OS has very limited smartwatch app ecosystem
- No cellular option — phone must be nearby for messages
Related Comparisons
Explore more in smartwatches, see all Apple products or all Garmin products. View full details for the Apple Watch Series 10 or the Garmin Forerunner 265.