AMAZTIM GPS
Score: 80/100
Amazfit T-Rex 3
Score: 78/100Rankings
The Amaztim GPS Smart Watch offers an ultra-long battery life and rugged stainless-steel build with reliable 6-satellite GPS and compass. Its trade-offs are a bulky form factor, limited app ecosystem and basic health analytics. Best suited for outdoor enthusiasts who prioritize endurance over sleekness.
The Amazfit T-Rex 3 is a rugged outdoor smartwatch featuring a 27-day battery, dual-band GPS with offline maps, and a 2000-nit AMOLED screen. Its bulkier case and limited app ecosystem are notable trade-offs. Best suited for hikers, freedivers, and adventure seekers who value durability and navigation over a slim profile.
| Attribute | | |
|---|---|---|
336 hours | 648 hoursbest | |
470 mAhbest | — | |
| ↓ lower better | 85 g | 68.3 gbest |
1.43 inches | 1.5 inchesbest | |
| ↓ lower better | 12.7 mmbest | 13.75 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Battery & Power(1) | ||
Battery Life (hours) | 336 hours | 648 hours |
Display(1) | ||
Display Size (inches) | 1.43 inches | 1.5 inches |
Build & Design(5) | ||
Weight (g) | 85 g | 68.3 g |
Thickness (mm) | 12.7 mm | 13.75 mm |
Case Material | Stainless steel, plastic, glass fiber | Polymer |
Strap Material | Silicone | Liquid silicone |
Water Resistance (IP Rating) | 5 ATM | 10 ATM |
Products in the top-left offer the best value (high score, low price).
Professional reviewers commend the Amaztim for its outstanding battery endurance, rugged stainless-steel build, and precise six-satellite GPS with compass, but note its bulky form factor and limited third-party app ecosystem.
Everyday users appreciate the long battery and accurate health readings but criticize the bulkiness and incomplete calorie tracking.
Professional reviewers praise the T-Rex 3's rugged construction, ultra-bright AMOLED screen, long-lasting battery, and premium navigation features like offline maps, while noting that its sport-mode depth and app ecosystem fall short of Garmin's offerings and that the large case may not suit all wrist sizes.
Everyday owners consistently commend the watch's week-long battery endurance, bright display, accurate GPS with offline maps, and dive certification, but they frequently mention the bulkier case, occasional Bluetooth drops, limited app functionality, and the missing USB-C charging cable as pain points.
“Built to handle anything... perfect for long workouts”
“A bit heavy and large... limited app compatibility”
