Dimensions
Size comparison
Pace 3Pacer
| Pace 3 | Pacer | Difference | |
|---|---|---|---|
| Height | 41.9 mm | 45 mm | −3.1 mm |
| Width | 41.9 mm | 45 mm | −3.1 mm |
| Thickness | 11.7 mm | 11.5 mm | +0.2 mm |
| Weight | 39 g | 40 g | −1 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Pace 3 better than Pacer?
- Battery life (smartwatch mode)15 days vs 6.5 days2.3×
- GPS battery life38 h vs 32 h+19%
- TouchscreenYes · Pacer: No
- Barometric altimeterYes · Pacer: No
- CompassYes · Pacer: No
- Weight39 g vs 40 g+3%
Why is Pacer better than Pace 3?
Pacer has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Case size | 42 mm | 45 mm |
| Weight | 39 g | 40 g |
| Thickness | 11.7 mm | 11.5 mm |
| Height | 41.9 mm | 45 mm |
| Width | 41.9 mm | 45 mm |
| Case material | Plastic / polymer | Plastic / polymer |
| Sapphire crystal | No | — |
| Lens / cover glass | Mineral Glass | — |
| Strap material | Silicone / Nylon | — |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | 5 ATM | WR50 |
| Colours | — | Night Black, Purple Dusk, Cloud White |
| Display | ||
| Screen size | 1.2″ | 1.2″ |
| Display technology | Memory-in-pixel (transflective) | Memory-in-pixel (transflective) |
| Panel | Touch Screen Always-On Memory LCD | MIP |
| AMOLED / OLED display | No | No |
| Always-on display | Yes | Yes |
| Touchscreen | Yes | No |
| Resolution (width) | 240 px | 240 px |
| Resolution (height) | 240 px | 240 px |
| Pixel density | 200 ppi | 200 ppi |
| Battery | ||
| Battery life (smartwatch mode) | 15 days | 6.5 days |
| GPS battery life | 38 h | 32 h |
| GPS battery life (dual-band) | 15 h | — |
| Battery capacity | — | 265 mAh |
| Battery type | — | Li-Pol |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | — |
| Skin temperature | — | No |
| Temperature sensor | Yes | — |
| HRV tracking | Yes | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | Optical Heart Rate Monitor, Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer ), Optical Pulse Oximeter | Accelerometer |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | Yes | — |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | — |
| Offline maps | No | No |
| Barometric altimeter | Yes | No |
| Compass | Yes | No |
| Multisport / triathlon mode | Yes | — |
| Sport profiles | 28 | — |
| LED flashlight | — | No |
| Connectivity | ||
| Wi-Fi | Wi-Fi 4 | — |
| Bluetooth | — | 5.1 |
| Smart features | ||
| Music on the watch | Yes | — |
| Storage | 4 GB | — |
| Platform | ||
| Operating system | — | Polar OS |
| Platform | Proprietary | Proprietary |
