The Google Pixel Watch 4 is expected to be officially unveiled alongside the Pixel 10 series at the “Made by Google” event on August 20, 2025. While Google hasn’t officially confirmed all specs
Key Highlights
- Launch Date: August 20, 2025 (expected)
- Processor: Snapdragon W5 Gen 1 (same as Pixel Watch 2 and 3) – This is a significant point as many hoped for a newer chip.
- Co-processor: New M55 co-processor, designed for significantly improved AI capabilities (up to 5x AI workload at a fraction of the power of previous versions).
- Sizes:
- 41mm (codenamed “meridian”).
- 45mm (codenamed “kenari”).
- Connectivity: Both sizes will likely be available in Wi-Fi-only and LTE variants.
- Battery:
- 41mm model: 327mAh.
- 45mm model: 459mAh.
- Expected Battery Life:
- 41mm: Up to 30 hours with Always-On Display (AOD) active, up to 48 hours in battery saver mode.
- 45mm: Up to 40 hours with AOD active, up to 72 hours in battery saver mode.
- Display:
- 3D curved always-on LTPO AMOLED display.
- Up to 3000 nits peak brightness.
- Possibly a slightly improved screen-to-body ratio with slightly slimmer bezels.
- Memory and Storage:
- 2GB RAM.
- 32GB storage.
- Operating System: Wear OS 6.0.
- Sensors:
- Compass
- Red and infrared sensors for SpO2 monitoring (Blood Oxygen)
- Multipurpose electrical sensors compatible with the ECG app (for AFib detection)
- Multi-path optical heart rate sensor
- Altimeter
- Gyroscope
- 3-axis accelerometer
- Ambient light sensor
- Barometer
- Magnetometer
- Ultra-Wideband (UWB) chip
- Interactions: Side button, Haptic crown, Premium haptics.
- Audio: Built-in mic and speaker.
- Durability: 5 ATM and IP68 water resistant.
- Materials: 100% recycled aluminum housing
- Colors:
- Obsidian (Black)
- Lemon (Yellow-ish/Gold)
- Moonstone (Gray)
- Iris (Purple/Silver)
- Porcelain (White/Silver)
- Jade (Green)
