Device summary
Google Pixel Watch 4 45mm
Full specifications
| Basic information | ||
|---|---|---|
| Release year | 2024 | 2025 |
| Starting price | — | — |
| Display size | — | — |
| Dimensions | 45.0 mm × 45.0 mm × 12.3 mm | 45.0 mm × 45.0 mm × 12.3 mm |
| Weight | 37 g | 37 g |
| Front material | Custom 3D Corning Gorilla Glass 5 | Custom 3D Corning Gorilla Glass 5 |
| Back material | — | — |
| Display | ||
| Display technology | AMOLED LTPO (Actua) | AMOLED LTPO (Actua 360) |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 2000 nits | 3000 nits |
| Protection | Custom 3D Corning Gorilla Glass 5 | Custom 3D Corning Gorilla Glass 5 |
| Performance | ||
| Chipset | Qualcomm Snapdragon W5 Gen 1 | Qualcomm Snapdragon W5 Gen 2 |
| CPU | Cortex-M33 co-processor | Cortex-M55 co-processor |
| RAM | 2 GB | 2 GB |
| Storage | 32 GB | 32 GB |
| Expandable storage | No | No |
| Battery & charging | ||
| Charging standard | USB-C Fast Charging Cable | USB-C Quick Charge Dock |
| Battery type | Lithium-ion | Lithium-ion |
| Typical capacity | 420 mAh | 455 mAh |
| Connectivity | ||
| Cellular | 4G LTE and UMTS (optional models), UWB, GPS, Galileo, Glonass (US); + BeiDou, QZSS (ROW) | 4G LTE and UMTS (optional models), UWB, Dual-frequency GPS, Galileo, Glonass (US); + BeiDou, QZSS (ROW) |
| Wi‑Fi | Wi-Fi 802.11 a/b/g/n/ac/ax 2.4GHz, 5GHz | Wi-Fi 802.11 a/b/g/n/ac/ax 2.4GHz, 5GHz |
| Bluetooth | Bluetooth 5.3 | Bluetooth 6.0 |
| NFC | Yes | Yes |
| eSIM | Yes | Yes |
| Satellite | — | Satellite SOS (LTE models) |
| Build & durability | ||
| Frame | 100% recycled aluminum | 100% recycled aluminum |
| Ingress protection | 5 ATM / IP68 | 5 ATM / IP68 |
| Basic information | ||
|---|---|---|
| Release year | 2024 | 2025 |
| Starting price | — | — |
| Display size | — | — |
| Dimensions | 45.0 mm × 45.0 mm × 12.3 mm | 45.0 mm × 45.0 mm × 12.3 mm |
| Weight | 37 g | 37 g |
| Front material | Custom 3D Corning Gorilla Glass 5 | Custom 3D Corning Gorilla Glass 5 |
| Back material | — | — |
| Display | ||
| Display technology | AMOLED LTPO (Actua) | AMOLED LTPO (Actua 360) |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 2000 nits | 3000 nits |
| Protection | Custom 3D Corning Gorilla Glass 5 | Custom 3D Corning Gorilla Glass 5 |
| Performance | ||
| Chipset | Qualcomm Snapdragon W5 Gen 1 | Qualcomm Snapdragon W5 Gen 2 |
| CPU | Cortex-M33 co-processor | Cortex-M55 co-processor |
| RAM | 2 GB | 2 GB |
| Storage | 32 GB | 32 GB |
| Expandable storage | No | No |
| Battery & charging | ||
| Charging standard | USB-C Fast Charging Cable | USB-C Quick Charge Dock |
| Battery type | Lithium-ion | Lithium-ion |
| Typical capacity | 420 mAh | 455 mAh |
| Connectivity | ||
| Cellular | 4G LTE and UMTS (optional models), UWB, GPS, Galileo, Glonass (US); + BeiDou, QZSS (ROW) | 4G LTE and UMTS (optional models), UWB, Dual-frequency GPS, Galileo, Glonass (US); + BeiDou, QZSS (ROW) |
| Wi‑Fi | Wi-Fi 802.11 a/b/g/n/ac/ax 2.4GHz, 5GHz | Wi-Fi 802.11 a/b/g/n/ac/ax 2.4GHz, 5GHz |
| Bluetooth | Bluetooth 5.3 | Bluetooth 6.0 |
| NFC | Yes | Yes |
| eSIM | Yes | Yes |
| Satellite | — | Satellite SOS (LTE models) |
| Build & durability | ||
| Frame | 100% recycled aluminum | 100% recycled aluminum |
| Ingress protection | 5 ATM / IP68 | 5 ATM / IP68 |
Key differences
The most meaningful measured gaps in size and weight — not an overall winner.
Height
Very similar height
Width
Very similar width
Thickness
Very similar thickness
Weight
Very similar weight
Height, width, thickness, and weight are very similar between these devices.