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Google Pixel Watch 4

Overview

The Google Pixel Watch 4 is Google's 2025 flagship smartwatch featuring a completely redesigned Actua 360 domed AMOLED display available in 41mm and 45mm sizes with up to 3,000 nits peak brightness. Powered by the Snapdragon W5 Gen 2 chipset with Wear OS 6 and Google Gemini AI, it delivers up to 40 hours of battery life (45mm) with fastest-ever Pixel Watch charging. The LTE model introduces standalone emergency satellite communications — a first for any smartwatch — alongside comprehensive Fitbit health tracking including ECG, SpO2, cEDA, skin temperature sensing, and dual-frequency GPS for precise outdoor tracking with IP68 and 5ATM water resistance.

Key Highlights
  • First-of-its-kind Actua 360 domed AMOLED display with up to 3,000 nits peak brightness and edge-to-edge Corning Gorilla Glass in 41mm and 45mm sizes
  • Qualcomm Snapdragon W5 Gen 2 chipset with Cortex-M55 co-processor delivers smooth Wear OS 6 performance with Google Gemini AI integration
  • Up to 40 hours battery life (45mm) with fastest Pixel Watch charging yet — 50% in just 15 minutes, 80% in 25 minutes via Quick Charge Dock
  • Industry-first standalone emergency satellite communications on LTE model for SOS when outside cellular coverage, plus car crash detection
  • IP68 + 5ATM water resistance, 100% recycled aluminum housing, comprehensive Fitbit health suite: ECG, SpO2, cEDA, skin temperature, sleep tracking, and dual-frequency GPS (L1+L5)

Technical Specifications

Brand Google
Model Google Pixel Watch 4
Processor (CPU) Qualcomm Snapdragon W5 Gen 2 (4nm, 4x ARM Cortex A53 @1.7GHz, ARM Cortex M55 co-processor)
Memory (RAM) 2GB LPDDR4X SDRAM
Storage 32GB eMMC 5.1
Display 1.4" 456x456 Actua 360 AMOLED, domed Corning Gorilla Glass, up to 3000 nits peak brightness, Always-On Display (45mm) / 1.2" 408x408 Actua 360 AMOLED, domed Corning Gorilla Glass, up to 3000 nits peak brightness, Always-On Display (41mm)
Battery 455mAh (45mm) / 325mAh (41mm) built-in rechargeable lithium-ion, up to 40 hours normal use (45mm) / up to 30 hours normal use (41mm), up to 48 hours in Battery Saver mode, fast-charge: 50% in 15 min, 80% in 25 min, 100% in 45 min
Weight 36.7g (45mm) / 31g (41mm) without band
Connectivity Bluetooth 6.0, Wi-Fi 6 (802.11 a/b/g/n/ac/ax 2.4GHz + 5GHz)
Operating System Wear OS 6.0 with Pixel UI
Dimensions 45 x 45 x 12.3 mm (45mm) / 41 x 41 x 12.3 mm (41mm)