Amazfit T-Rex 3 Review
AMOLED · 27-day battery · Multi-band GPS
Specdex verdict Amazfit's Amazfit T-Rex 3 lands at 88/100 — a solid premium pick that trades on the small details, even if it doesn't unseat the category leaders.
Amazfit's flagship rugged AMOLED. 27-day battery + multi-band GPS at $299 makes it the budget alternative to Garmin Fenix.
Amazfit T-Rex 3 versus its closest rivals
- +27-day battery life
- +Multi-band GPS at $299
- +Free Zepp app — no subscription
- −App polish trails Garmin
- −Limited third-party apps
- −No LTE option
Who's the Amazfit T-Rex 3 for?
Quick verdicts for the most common buyer profiles, derived from the sub-scores above.
Compute scores trail current top-tier — look at our step-up alternatives below if performance is the priority.
Battery sub-score of 100 puts this near the top of its category — full-day use without anxiety.
At $299 this is a genuine value play — Specdex score of 88 far exceeds the typical sub-$500 baseline.
In the box
What you get when you unbox the Amazfit T-Rex 3.
- Watch
- Magnetic charging cable
- Sport band (M/L)
- Quick-start guide
Standard contents — region/SKU may vary; confirm at retailer.
Full score breakdown
Editorial · Specdex scoreSub-scores are Specdex's own assessment, weighted by category. They are not endorsed by, sourced from, or affiliated with the manufacturer. How we score →
Specifications
Manufacturer-sourced where verifiable| Specification | Value |
|---|---|
| Display | 1.5″ AMOLED, 480×480 |
| Specification | Value |
|---|---|
| Chipset | Custom MCU |
| Specification | Value |
|---|---|
| Battery | 27 days standard / 7 days heavy use |
| Specification | Value |
|---|---|
| Connectivity | GPS multi-band, BT 5.2 |
| Specification | Value |
|---|---|
| Case | 48 mm steel + plastic |
| Water resist | 10 ATM + IP69K |
Cheaper alternatives to the Amazfit T-Rex 3
Same category, at least 20% cheaper, best-scoring picks from our catalog.
Step up from the Amazfit T-Rex 3
Higher-scoring smartwatches if you've got more to spend.
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Also consider
Where the Amazfit T-Rex 3 appears on Specdex
Curated lists, spec rankings, and buying guides where this product is mentioned or ranked.