Smartwatch comparison · 2 products
Apple Watch Ultra 3 vs Google Pixel Watch 4
Key differences
- Works with iPhoneOnly Watch Ultra 3.Watch Ultra 3 Yes · Pixel Watch 4 No
- Works with AndroidOnly Pixel Watch 4.Watch Ultra 3 No · Pixel Watch 4 Yes
- Screen sizeWatch Ultra 3: 0.58″ largerWatch Ultra 3 1.98″ · Pixel Watch 4 1.4″
- Battery life (claimed)Watch Ultra 3: 0.15 days longer (9%)Watch Ultra 3 1.75 days · Pixel Watch 4 1.6 days
- Water depth ratingWatch Ultra 3: 50 m deeper (100%)Watch Ultra 3 100 m · Pixel Watch 4 50 m
- ResolutionWatch Ultra 3 422 × 514 · Pixel Watch 4 456 × 456
What’s the same
- Cellular (LTE) model Yes
- Battery life (power saving) 72 h
- GPS Yes
- NFC payments Yes
Identical specs don’t help you choose, so “Differences only” hides them.
| Spec | Watch Ultra 3 | Pixel Watch 4 | Difference |
|---|---|---|---|
| Works with iPhone | Yes | No | Only Watch Ultra 3 |
Why this matters. Most smartwatches only fully work with one phone platform. Check this first. | |||
| Works with Android | No | Yes | Only Pixel Watch 4 |
| Cellular (LTE) model | Yes | Yes | Same |
1 identical spec hidden in this section
| Spec | Watch Ultra 3 | Pixel Watch 4 | Difference |
|---|---|---|---|
| Screen size | 1.98″ | 1.4″ | Watch Ultra 3 · 0.58″ larger |
| Resolution | 422 × 514 | 456 × 456 | Different |
| Pixel density | 326 ppi | 320 ppi | Watch Ultra 3 · 6 ppi denser |
| Spec | Watch Ultra 3 | Pixel Watch 4 | Difference |
|---|---|---|---|
| Battery life (claimed) | 1.75 daysLonger | 1.6 days | Watch Ultra 3 · 0.15 days longer (9%) |
Data note. Manufacturer claims with different test conditions. | |||
| Battery life (power saving) | 72 h | 72 h | Same |
| Battery capacity | Not listed | 455 mAh | Listed only for Pixel Watch 4 |
| Charge time | 1.5 h | 1.25 hShorter | Pixel Watch 4 · 0.25 h shorter (20%) |
1 identical spec hidden in this section
| Spec | Watch Ultra 3 | Pixel Watch 4 | Difference |
|---|---|---|---|
| Water depth rating | 100 m | 50 m | Watch Ultra 3 · 50 m deeper (100%) |
| ATM rating | 10 ATM | 5 ATM | Different |
| Spec | Watch Ultra 3 | Pixel Watch 4 | Difference |
|---|---|---|---|
| GPS | Yes | Yes | Same |
| NFC payments | Yes | Yes | Same |
| Crash detection | Yes | Not listed | Listed only for Watch Ultra 3 |
| Bluetooth | 5.3 | 6.0 | Different |
2 identical specs hidden in this section
How this comparison works
Every product in a category uses the same fields and units. Rows highlight a difference. A direction label such as “Lighter” or “More” appears only on fields where DuelVS’s methodology defines which way is generally preferable. Nothing here declares an overall winner.
Questions, answered from the data
- How many specs are different between Watch Ultra 3 and Pixel Watch 4?
- Of 16 specs DuelVS lists for this comparison, 10 differ, 4 are identical and 2 are listed for only some of the products.
- Which works with iPhone?
- Watch Ultra 3 does; Pixel Watch 4 doesn't.
- Which works with Android?
- Pixel Watch 4 does; Watch Ultra 3 doesn't.
- Which lasts longer per charge?
- Watch Ultra 3: 1.75 days vs 1.6 days for Pixel Watch 4, 0.15 days longer.
- What do they have in common?
- Cellular (LTE) model: Yes; Battery life (power saving): 72 h; GPS: Yes; NFC payments: Yes.