Some links on this page are affiliate links: we may earn a commission, at no extra cost to you. As an Amazon Associate I earn from qualifying purchases. How this works
Amazfit Cheetah 2 Ultra vs Amazfit T-Rex Ultra 2
The specs that matter for triathlon, side by side, from each maker’s own published figures.
| Spec | Amazfit Cheetah 2 Ultra | Amazfit T-Rex Ultra 2 |
|---|---|---|
| GPS battery | 60 h | 50 h |
| Smartwatch battery | 30 days | 30 days |
| Triathlon / multisport mode | Yes | Yes |
| Onboard maps | Yes | Yes |
| Open-water GPS (our rating) | 5 / 5 | 4 / 5 |
| Weight | 52 g | 89.2 g |
| Screen | AMOLED 1.5in (480x480) | AMOLED 1.5in (480x480) |
| Price | ~$599.99 | ~$549.99 |
Open-water GPS is our 1–5 rating from the satellite systems each maker lists: multi-band receivers score 5. Everything else is the maker’s own figure.
Which should you pick?
Amazfit
Pick the Cheetah 2 Ultra if…
- you want the longer GPS battery: 60 h vs 50 h
- you want better open-water GPS (our rating): 5 / 5 vs 4 / 5
- you want the lighter one: 52 g vs 89.2 g
Amazfit
Pick the T-Rex Ultra 2 if…
On the specs above it doesn’t pull ahead, so choose on fit, feel or price.
Check price →Specs from the makers’ own pages: Amazfit, Amazfit.
Not sure either is right?
Free tool
Triathlon Watch Comparison
Battery life, open-water GPS and maps across the watches triathletes buy.
Try the tool →
Free tool
Triathlon watches, compared
Every product in this category in one spec table, plus 820 head-to-heads.
See them all →