Amazfit T-Rex Dual Solar
Solar-charging rugged AMOLED: titanium bezel, sapphire glass, 10 ATM, dual-band GPS with offline maps, a flashlight and up to 25 days of typical use.
The Amazfit T-Rex Dual Solar (2026) is a sport watch with a list price of $649.99 in our database. It is rated for about 25 days per charge, weighs 69 g with a 51.4 mm case and an AMOLED display, and includes built-in GPS, blood-oxygen (SpO₂), on-device music, offline maps and swim tracking. It works with both iPhone and Android.
Specs last updated
Specifications
What it is good at
- Long battery: rated about 25 days per charge, more than 83% of the sport watches in our database.
- Feature-rich: 6 of the 12 features we track (built-in GPS, blood-oxygen (SpO₂), on-device music, AMOLED display, offline maps and swim tracking).
- Water-ready: rated 10ATM, suitable for swimming and surface water sports.
- Bright, vivid AMOLED display.
Best for
Features
Who should skip it
- You have a small wrist (under about 160 mm) — the 51.4 mm case we list is large (check whether a smaller size is sold).
- You want something light enough to sleep in — it weighs 69 g.
- You are watching your budget — the list price is $649.99.
Where it ranks #1 in our quiz
The Amazfit T-Rex Dual Solar is the top pick for these standard profiles. Each page shows the full scoring breakdown.
Frequently asked questions
How long does the Amazfit T-Rex Dual Solar battery last?
The manufacturer rates it at about 25 days per charge. Always-on display, constant GPS and cellular use shorten that. Among the 45 sport watches in our database it beats about 83% on rated battery life.
Does the Amazfit T-Rex Dual Solar work with iPhone and Android?
It works with both iPhone and Android.
Can I swim with the Amazfit T-Rex Dual Solar?
10ATM is suitable for swimming and surface water sports. It is not a dive rating unless the maker says so. It also has a swim-tracking mode.
How much does the Amazfit T-Rex Dual Solar cost?
Our database lists $649.99 (October 2026). That is the manufacturer's list price, not today's price. This page shows Amazon's current price and stock when we have a reading from the last day, and you should confirm it on the Amazon listing before you buy.
Who should not buy the Amazfit T-Rex Dual Solar?
It is a poor fit if any of these apply. You have a small wrist (under about 160 mm) — the 51.4 mm case we list is large (check whether a smaller size is sold). You want something light enough to sleep in — it weighs 69 g. You are watching your budget — the list price is $649.99.