Carrefour T-Rex 3 Ultra Smartwatch with GPS and Military Durability: Built-in dual-band GNSS GPS
The rugged smartwatch market just got a serious upgrade with the T-Rex 3 Ultra. This thing is built like a tank, meeting military standards for durability—perfect for outdoor fanatics and athletes who need gear that won't quit. It's waterproof up to 5 ATM, so go ahead, take it swimming or face a downpour; it'll shrug it off like a champ.
Navigation? Nailed it. The dual-band GNSS GPS delivers pinpoint accuracy for hikes, runs, or any off-grid adventure, backed by an integrated compass to keep you from getting lost. But it's not all brawn; this watch tracks heart rate, steps, and multiple sports modes, making it a fitness powerhouse. Whether you're grinding through daily workouts or military drills, it's the reliable sidekick you didn't know you needed.
- Waterproof up to 5 ATM
- Military-grade durability for sports
- Integrated compass for navigation
- Advanced fitness and activity tracking
- Built-in dual-band GNSS GPS
General specs
- Brand: Carrefour
- Model: T-Rex 3 Ultra
- Seller: Joom
- Water Resistance: 5 ATM
- GPS Technology: Dual-band GNSS
- Durability Standard: Military-grade
- Compass: Integrated
- Compatibility: Smartphone sync
- First listed by seller: 8/24/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
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| Brand | Carrefour | Carrefour | ElectronicsHome | Carrefour | Carrefour | Carrefour |
| Model | T-Rex 3 Ultra | T-Rex 3 | T-Rex 3 Ultra | 2025 Military GPS | 2025 | |
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| Price | $99.13 | $104.66 | $92.09 | $50.89 | $51.29 | $54.35 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 22, 2025 | August 22, 2025 | August 20, 2025 | August 22, 2025 | August 22, 2025 | August 22, 2025 |
| Water Resistance | 5 ATM | 5 ATM (up to 50 meters) | 5 ATM | Waterproof | Yes | |
| Compass | Integrated | Digital compass included | Built-in | Built-in | ||
| Compatibility | Smartphone sync | Designed for men | OPPO | |||
| Strap Material | Silicone | Silicone | Silicone | |||
