vs
3.8Display6.4
8.2Battery life3.0
4.9Health tracking8.3
4.6Sports & outdoor2.9
4.7Build & durability4.0
Dimensions
Size comparison
Apex 4 (46mm)Grit X2
| Apex 4 (46mm) | Grit X2 | Difference | |
|---|---|---|---|
| Height | 46.2 mm | 44.7 mm | +1.5 mm |
| Width | 46.2 mm | 44.7 mm | +1.5 mm |
| Thickness | 13.7 mm | 12.5 mm | +1.2 mm |
| Weight | 64 g | 62 g | +2 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Apex 4 (46mm) better than Grit X2?
- Battery life (smartwatch mode)24 days vs 8 days3×
- GPS battery life53 h vs 25 h2.1×
Why is Grit X2 better than Apex 4 (46mm)?
- AMOLED / OLED displayNo · Apex 4 (46mm): Yes
- Weight64 g vs 62 g+3%
- Pixel density200 ppi vs 325 ppi+62%
- Resolution (width)260 px vs 416 px+60%
- Thickness13.7 mm vs 12.5 mm+10%
Specifications
Side by side
| Design & durability | ||
| Case size | 46 mm | 45 mm |
| Weight | 64 g | 62 g |
| Thickness | 13.7 mm | 12.5 mm |
| Height | 46.2 mm | 44.7 mm |
| Width | 46.2 mm | 44.7 mm |
| Case material | Titanium | Stainless steel |
| Sapphire crystal | Yes | — |
| Lens / cover glass | Sapphire Glass | — |
| Strap material | Silicone / Nylon | — |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 5 ATM | WR50 |
| Military-grade (MIL-STD-810) | — | Yes |
| Colours | — | Brown Copper, Night Black |
| Display | ||
| Screen size | 1.3″ | 1.28″ |
| 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 | Yes |
| Resolution (width) | 260 px | 416 px |
| Resolution (height) | 260 px | 416 px |
| Pixel density | 200 ppi | 325 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 24 days | 8 days |
| GPS battery life | 53 h | 25 h |
| GPS battery life (dual-band) | 41 h | — |
| Battery capacity | — | 310 mAh |
| Battery type | — | Li-Pol |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | — | Yes |
| Temperature sensor | Yes | Yes |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Speaker to take hands-free calls or play activity alerts out-loud., Microphone to record training logs, use voice commands, and save Voice Pins, Optical Heart Rate Monitor, Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer ), Optical Pulse Oximeter, Electrical Heart Rate Sensor for HRV and Wellness Checks | Barometer, Magnetometer compass, Accelerometer, Gyroscope |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Offline maps | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 36 | — |
| LED flashlight | — | No |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | — |
| Smart features | ||
| Calls from the wrist | Yes | — |
| Speaker | Yes | — |
| Microphone | Yes | — |
| Music on the watch | Yes | — |
| Storage | 32 GB | 32 GB |
| Platform | ||
| Operating system | — | Polar OS |
| Platform | Proprietary | Proprietary |
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