Design and build# Pixel Watch: 41 x 41 x 12.3 mm Galaxy Watch: 44.4 x 43.3 x 9.8 mm + 39.3 x 40.4 x 9.8 mm Pixel Watch: 28 grams - 5ATM waterproof Galaxy Watch: 33.5 or 28.7 grams - 5ATM/IP68 waterproof Pixel Watch: Matte Black, Polished Silver and Champagne Gold stainless steel cases Galaxy Watch: Silver, Graphite (dark grey), Sapphire (blue), Pink Gold aluminium cases Display and software# Pixel Watch: No size shared - 320 pixels per inch Galaxy Watch: 1.4-inch or 1.2-inch - 320 pixels per inch Pixel Watch: Wear OS 3.5 Galaxy Watch: Wear OS 3.5 with One UI Watch 4.5 Pixel Watch: 294 mAh battery - up to 24 hours use - wireless charging Galaxy Watch: 410mAh/284mAh battery - up to 40 hours use- wireless charging Pixel Watch: Exynos 9110 processor - 32GB storage/2GB RAM Galaxy Watch: Exynos W920 processor - 16GB storage/1.5GB RAM Both: Wi-Fi, Bluetooth 5 and LTE options Fitness and health tracking# Both: HR, accelerometer, blood oxygen, GPS tracking, ECG, motion sensors and more. Samsung: Body composition measuring Price # Pixel Watch: from £339 Galaxy Watch 5: from £269 Conclusion # 