vs
9.4Display3.7
8.6Health tracking5.0
7.9Smart features3.9
Why is Watch Ultra 2 better than Smartwatch 2ES?
- Built-in GPSYes · Smartwatch 2ES: No
- AMOLED / OLED displayYes · Smartwatch 2ES: No
- NFC paymentsYes · Smartwatch 2ES: No
- LTE (cellular)Yes · Smartwatch 2ES: No
- Battery capacity564 mAh vs 250 mAh2.3×
- eSIMYes · Smartwatch 2ES: No
- Screen size1.92″ vs 1.8″+7%
- Resolution (width)410 px vs 240 px+71%
- Pixel density338 ppi vs 207 ppi+63%
Why is Smartwatch 2ES better than Watch Ultra 2?
Smartwatch 2ES has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 49 mm | — |
| Weight | 61.4 g | — |
| Thickness | 14.4 mm | — |
| Height | 49 mm | — |
| Width | 44 mm | — |
| Case material | Titanium | Plastic / polymer |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire crystal glass | — |
| Strap material | Textil | — |
| Water resistance | 10 ATM | — |
| Ingress protection | IP6X | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Water rating (maker) | 100 m | — |
| Military-grade (MIL-STD-810) | Yes | — |
| Colours | Titanium, Black | Black |
| Display | ||
| Screen size | 1.92″ | 1.8″ |
| Display technology | OLED | LCD |
| Panel | Retina LTPO2 OLED | IPS LCD |
| AMOLED / OLED display | Yes | No |
| Always-on display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 410 px | 240 px |
| Resolution (height) | 502 px | 286 px |
| Pixel density | 338 ppi | 207 ppi |
| Peak brightness | 3,000 nits | — |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | 1.5 days | — |
| Battery life (hours) | 36 h | — |
| Battery capacity | 564 mAh | 250 mAh |
| Battery type | Li-Ion | — |
| Wireless charging | Yes | — |
| Charged in 30 min | 40% | — |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | — |
| Skin temperature | Yes | — |
| Temperature sensor | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water) | Accelerometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | No |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Multisport / triathlon mode | Yes | — |
| Dive mode | Yes | — |
| Connectivity | ||
| NFC payments | Yes | No |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | 5.3 | 5.3 |
| Ultra Wideband | Yes | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | Yes |
| Microphone | Yes | — |
| Voice assistant | Yes | — |
| Music on the watch | Yes | — |
| Storage | 64 GB | — |
| Platform | ||
| Operating system | watchOS 10 | Proprietary OS |
| Platform | watchOS | Proprietary |
| Works with | iOS | — |
| Chipset | Apple S9 | — |
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