Take on every adventure with the Amazfit T‑Rex Ultra, a toughened GPS smartwatch built from 316L stainless steel and reinforced polymer for unparalleled durability. Despite its solid construction, it remains lightweight at just 89 g and a compact 47.3 × 47.3 × 13.45 mm, making it utterly wearable for both urban commutes and wild expeditions
Equipped with cutting-edge dual-band GPS (L1 + L5) and support for six global satellite systems, the T‑Rex Ultra provides precise route tracking and offline navigation. Its 1.39″ AMOLED display (454 × 454 px, 1 000 nits brightness) ensures crystal-clear visibility in bright sunlight and low-light environments. The watch is also certified for 10ATM water resistance and supports 30 m freediving, plus it operates reliably even in temperatures as low as –30 °C
Performance fans will appreciate the long 20-day battery life, expandable to 80 hours in Endurance GPS mode, allowing for multi-day trips without recharging Over 160 activity modes, ranging from skydiving and freediving to triathlons, are complemented by sensors like barometric altimeter, compass, heart-rate monitor (BioTracker™ PPG for SpO₂), and support for offline topographic maps via the Zepp app
Key Benefits
- Rugged Build: 316L stainless steel bezel, polymer-alloy frame, and mud-resistant casing
- Display: 1.39″ AMOLED, 454×454 px, up to 1 000 nits brightness; glove-compatible touch + 4-button input
- GPS Accuracy: Dual-band L1+L5 with six-satellite support & offline map and route navigation
- Battery Life: Typical use: up to 20 days, Heavy use: up to 9 days, Endurance GPS: up to 80 hours
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Low-temperature GPS: 10 hours at –30 °C
- Thermal Range: Operates in –30 °C to +45 °C environments
- Waterproof Rating: 10 ATM; supports 30 m freediving
- Sport Modes: 160+ profiles including triathlon, freediving, skydiving, etc.
- Sensors: BioTracker™ biometric (heart rate, SpO₂), accelerometer, gyroscope, geomagnetic compass, barometer, ambient light
- Physical Buttons: Four for easy operation during activities
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Size & Comfort: 47.3 mm case, 22 mm silicone strap fitting 140–205 mm wrists; 89 g total weight
- Connectivity: Bluetooth 5.0 BLE, Wi‑Fi 2.4 GHz
- Operating System: Zepp OS with Zepp App support (Android & iOS)
- Eco-Friendly: Made using low-carbon processes and sustainable materials
Welcome to North Sports! We are delighted to offer free UK delivery for orders over £50.
When a purchase is complete tracking information will be sent to you, if available, at the earliest.
Delivery Courier Services
Your delivery will usually be carried out through the distributor's own courier service. This is to help speed up deliveries for our customers.
Deliveries are Monday-Friday and the courier might be able to deliver on Saturday's for an additional cost.
Our ordering team will always request the courier contacts you on the day of delivery to advise they're on route but please note the driver contacting you is not guaranteed and we only request that this happens.
Pre-Assembled Ready To Ride Delivery
Throughout the website there are selected products with the product option to have pre-assembly for an additional cost.
Next Day Delivery
Next Day delivery is subject to availability. Please contact us prior via email for us to confirm if this option is available.
Returns
If you've changed your mind about keeping your purchase please email returns@northsports.co.uk, within 14 days from receipt of delivery ensuring you quote your order number. Want to know more? Please visit our full returns page here.
