3.4Display9.1
Why is Apex 4 (42mm) better than R9?
- Battery life (smartwatch mode)15 days vs 2 days7.5×
Why is R9 better than Apex 4 (42mm)?
- AMOLED / OLED displayNo · Apex 4 (42mm): Yes
- Screen size1.2″ vs 1.43″+19%
- Resolution (width)240 px vs 360 px+50%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | — |
| Weight | 56 g | — |
| Thickness | 14 mm | — |
| Height | 42.6 mm | — |
| Width | 42.6 mm | — |
| Case material | Titanium | — |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire Glass | — |
| Strap material | Silicone / Nylon | — |
| Water resistance | 5 ATM | — |
| Water rating (maker) | 5 ATM | — |
| Colours | — | Black |
| Display | ||
| Screen size | 1.2″ | 1.43″ |
| Display technology | Memory-in-pixel (transflective) | AMOLED |
| Panel | 3rd Generation Memory-in-Pixel touch screen | AMOLED |
| AMOLED / OLED display | No | Yes |
| Always-on display | Yes | — |
| Touchscreen | Yes | — |
| Resolution (width) | 240 px | 360 px |
| Resolution (height) | 240 px | 360 px |
| Pixel density | 200 ppi | — |
| Battery | ||
| Battery life (smartwatch mode) | 15 days | 2 days |
| GPS battery life | 34 h | — |
| GPS battery life (dual-band) | 26 h | — |
| Battery capacity | — | 670 mAh |
| Battery type | — | Li-Po |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| ECG | Yes | — |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | — |
| Sleep tracking | Yes | — |
| Sensors | Speaker to take hands-free calls or play activity alerts out-loud., Dual-Microphone with Noise Reduction, Optical Heart Rate Monitor, Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer ), Optical Pulse Oximeter, Electrical Heart Rate Sensor for HRV and Wellness Checks | — |
| Sports & navigation | ||
| Built-in GPS | Yes | — |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Offline maps | Yes | — |
| Barometric altimeter | Yes | — |
| Compass | Yes | — |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 36 | — |
| Connectivity | ||
| LTE (cellular) | — | Yes |
| Wi-Fi | Wi-Fi 4 | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | — |
| Platform | ||
| Platform | Proprietary | — |
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