OnePlus Watch 3 Review: The Best Android Smartwatch in 2025
Design & Build:• Premium titanium bezel with sapphire crystal face and stainless-steel case.
• Large 47mm diameter, weighing ~81g on strap.
• First rotating crown on watch for smooth scrolling and navigation.
Battery & Performance:
• Dual-chip architecture: Snapdragon W5 Gen 1 + BES co‑processor with Wear OS 5 + RTOS.
• Massive 631 mAh silicon carbon battery.
• Wired fast charging (~80% in 30 min, full in ~1 hr) via USB‑C.
• Performance is smooth with 2 GB RAM, 32 GB storage.
Health, Fitness & Smart Features:
• Sensors include heart rate, multi-LED SpO₂, wrist temperature, ECG (non-US), vascular age, stress, and 60‑sec health check.
• Dual band GPS (L1 + L5) ensures accurate tracking.
• Sleep and general health tracking strong, though some users note sleep scoring is more conservative than rivals.
Pros:
• Best battery life among Wear OS watches.
• High-end build with sapphire, titanium, rotating crown, and rugged certifications (IP68, MIL‑STD‑810H).
• Comprehensive health/frequency sensors and app support.
Cons:
• Chunky design may not suit smaller wrists.
• ECG unavailable in US/Canada; only two years of software updates.
• No LTE—must stay tethered to phone for connectivity.
Verdict:
• TechRadar: “Android smartwatch of 2025 so far,” praising battery and navigation.
• Droid-Life: “an easy smartwatch to recommend” with excellent battery and performance.
• WIRED: “stunning battery life…reliable health features,” though update window is shorter.
• Stuff: 5/5, highlighting fitness tracking, build quality, and battery.