Amazfit T-Rex 3 Pro

The Amazfit T-Rex 3 Pro (48mm) is a premium, ultra-rugged sports smartwatch built with a Grade 5 titanium bezel and scratch-resistant sapphire glass. It features an exceptionally bright display and comprehensive outdoor tracking features optimized for demanding expeditions. Below are the detailed, in-depth specifications for the 48mm variant. 📐 Design & Build Quality Dimensions: 48 x 48 x 14 mm (excluding the heart rate sensor base). Weight: 52 grams (without the silicone strap) / 68.3 grams total. Materials: Grade 5 titanium bezel, frame, and physical buttons; high-strength carbon polymer case. Strap: 22mm rubberized silicone with a quick-release pin mechanism. Durability: Military-grade certified chassis with IP69 ingress protection against high-pressure water jets and dust. 📺 Display Screen Size: 1.5-inch AMOLED touchscreen. Protection: Deeply-set scratch-resistant Sapphire Glass. Peak Brightness: Up to 3,000 nits for seamless outdoor visibility under direct sunlight. Control: Dual-navigation via touchscreen and 4 physical textured buttons (operable with gloves or underwater) 🔋 Battery Life Typical Usage: Up to 25 days. Power Saving Mode: Up to 960 hours (40 days). Continuous GPS Tracking: Up to 180 hours. 🗺️ Navigation & Connectivity GPS Engine: Dual-band GNSS with 6 satellite system positioning. Mapping: Offline map downloads, route planning, Points of Interest (POI) search, and breadcrumb navigation. Audio Hardware: Built-in speaker and microphone for Bluetooth calling, voice assistants, and audible workout summaries. 🏃 Sports & Health Tracking Sport Modes: 180+ activities, including specialized modes for Hiking, Rucking, HYROX, and Winter Sports. Diving Capabilities: 10 ATM water resistance; certified for recreational scuba and freediving down to a maximum depth of 45 meters with underwater button functionality. Health Monitoring: Next-generation optical sensor for continuous heart rate tracking (with interval and irregular heart rate warnings), blood oxygen saturation (SpO₂), and stress levels. Hardware Utility: Built-in physical dual-color LED flashlight (soft red, bright white, and high-visibility Boost Mode) and dedicated SOS signal function.