Who is the Amazfit - T-Rex 3 for?
Strong choice. At 79.7 Mars Score it sits in the A-tier (78–87) — the cluster just below the absolute leaders.
Pick this when you want flagship-tier specs without paying for the S-tier halo. The day-to-day experience is hard to tell apart from the very top.
Mars Score is computed from 17 measured specs against the transparent formula for the smartwatches category. No editorial picks, no paid placement.
Amazfit - T-Rex 3: advantages & disadvantages
Measured against every smartwatches we track, here is where the Amazfit - T-Rex 3 pulls ahead — and where it gives ground.
- ▲Includes Always-on display — a feature not every smartwatches offers.
- ▲Includes SpO2 — a feature not every smartwatches offers.
- ▲Includes GPS — a feature not every smartwatches offers.
- ▲Battery life: 672 h — among the best smartwatches we track.
- ▼No ECG — a feature most stronger smartwatches include.
- ▼No Cellular — a feature most stronger smartwatches include.
Pros are specs scoring ≥75% of the category normalization range. Cons are ≤35%. Derived from the Mars Score formula — no hand-curated lists.
At a glance
- Display size
- 1.5"
- Case size
- 48.5mm
- Battery life
- 672h
- OS
- Zepp OS
All specifications
Design
- Case size
- 48.5 mm
- Weight
- 68 g
- Case material
- polymer
- Water resistance?
- 10 ATM
Display
- Display size
- 1.5 "
- Always-on display
- true
- Peak brightness?
- 2000 nits
Health & Fitness
- ECG
- false
- SpO2
- true
- Temperature sensor
- true
- Sleep tracking
- true
- Blood pressure
- false
Battery & Connectivity
- Battery life
- 672 h
- GPS
- true
- Cellular
- false
- NFC
- false
- OS
- Zepp OS
Latest from the lab
All lab reports →Popular comparisons featuring the Amazfit - T-Rex 3
The 8 closest matchups in the Smartwatches category, sorted by Mars Score proximity — the fights most worth your time.
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Frequently asked
What is the Mars Score for Amazfit - T-Rex 3?+
Amazfit - T-Rex 3 scores 79.7 on the transparent Mars Score formula for smartwatches, computed from its published specs against the category's weighted normalization.
What category does Amazfit - T-Rex 3 belong to?+
Amazfit - T-Rex 3 is a Amazfit smartwatche catalogued in the Smartwatches category.
When was Amazfit - T-Rex 3 released?+
Amazfit - T-Rex 3 was released on 2024-10-15.
What is the display size of Amazfit - T-Rex 3?+
Amazfit - T-Rex 3 has a display size of 1.5 ".
What is the case size of Amazfit - T-Rex 3?+
Amazfit - T-Rex 3 has a case size of 48.5 mm.
What is the battery life of Amazfit - T-Rex 3?+
Amazfit - T-Rex 3 has a battery life of 672 h.
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