

Apple Watch Ultra 3
Apple Watch Ultra 4
VS
Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score
Apple Watch Ultra 3 has a newer model: Apple Watch Ultra 4 →
Watch Ultra 3 wins 5 of 6 categories
| Category | Enduro 4Watch Ultra 3 | Lead |
|---|---|---|
| Battery | +100 | |
| Health & Sensors | +13 | |
| Display | +51 | |
| Connectivity | +100 | |
| Build | +3 | |
| Software | Tie |
Enduro 4 is 4 g (7%) heavier than Watch Ultra 3.
Launch prices — enter today's prices (same currency for both).
| Feature | Enduro 4 | Watch Ultra 3 |
|---|---|---|
Display Type | ||
Display Size | 1.4 in | 1.98 in41% more |
Resolution | N/A | 422 × 514 px |
Peak Brightness | N/A | 3,000 nits |
Always-On Display | N/A | Yes |
| Feature | Enduro 4 | Watch Ultra 3 |
|---|---|---|
Heart Rate Monitor | N/A | Yes |
ECG | N/A | Yes |
SpO2 (Blood Oxygen) | N/A | Yes |
Body Temperature | N/A | Yes |
GPS | Yes | Yes |
Dual-Band GPS | N/A | Yes |
| Feature | Enduro 4 | Watch Ultra 3 |
|---|---|---|
Battery Life | N/A | 42 h |
Fast Charging | N/A | Yes |
| Feature | Enduro 4 | Watch Ultra 3 |
|---|---|---|
NFC Payments | N/A | Yes |
LTE/Cellular | N/A | Yes |
Speaker/Mic | N/A | Yes |
| Feature | Enduro 4 | Watch Ultra 3 |
|---|---|---|
Weight | 66 g | 61.6 g7% less |
Water Resistance | 100 m | 100 m |
Specification Note
Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.