Carrefour T-Rex 3 Ultra Smartwatch with GPS and Military Durability: Built-in dual-band GNSS GPS
Available Options
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
Comparison with similar products
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Carrefour T-Rex 3 Ultra Built-in dual-band GNSS GPS
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| Brand | Carrefour | Carrefour | ElectronicsHome | QLY Online | Carrefour | ElectronicsHome |
| Model | T-Rex 3 Ultra | T-Rex 3 | T-Rex 3 Ultra | T-Rex 3 Ultra | 2025 Military GPS | T-Rex 3 |
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| Rating |
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| Price | $95.58 | $100.90 | $85.80 | $84.96 | $49.07 | $85.44 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 22, 2025 | August 22, 2025 | August 30, 2025 | August 27, 2025 | August 22, 2025 | August 30, 2025 |
| Water Resistance | 5 ATM | 5 ATM (up to 50 meters) | 5 ATM | 5 ATM | Waterproof | |
| Compass | Integrated | Digital compass included | Built-in | Yes | ||
| Durability | Military-grade construction | Military-grade | Military-grade | Military-grade | ||
Smartwatch with GPS and Military Durability
Emily F.
Ottawa, ON
September 4, 2025
before getting this, i used a basic fitness tracker that couldn't handle much beyond counting steps. now, with this watch, i can go swimming or hiking without worry, and it's incredibly reliable for keeping track of my activities. it's not perfect—the size can be awkward, and i wish it were a bit smarter with notifications—but overall, it's a solid upgrade that fits well with my active lifestyle and family outings. 😊
- Pros: i love how incredibly tough this watch feels; it's easy to assemble and has survived my kid's rough play and my outdoor hikes without a scratch. the navigation is spot-on, keeping me from getting lost, and it tracks my heart rate and steps accurately, which is great for my fitness routine.
- Cons: it could be a bit bulky on my wrist, and sometimes the battery doesn't last as long as i'd like during long adventures. i might be wrong, but the interface isn't the most intuitive for a beginner like me.