Device summary

Amazfit

Amazfit T-Rex Ultra 2

Garmin

fēnix 9 51mm AMOLED

Full specifications

Full specifications

Basic information
Release year	2026	2026
Starting price	—	—
Display size	1.5-inch	1.4-inch
Dimensions	51.0 mm × 51.0 mm × 14.3 mm	51.0 mm × 51.0 mm × 14.7 mm
Weight	89 g	65 g
Front material	—	—
Back material	—	—
Display
Display technology	AMOLED	AMOLED
Resolution	480 × 480	454 × 454
Protection	Sapphire	—
Performance
Expandable storage	No	—
Battery & charging
Charging standard	Magnetic charging	Garmin proprietary clip / USB charging
Battery type	Lithium-ion	Lithium-ion
Rated capacity	870 mAh	—
Connectivity
Cellular	GPS / multi-GNSS	GPS / multi-GNSS
Wi‑Fi	Wi-Fi	—
Bluetooth	Bluetooth	Bluetooth
NFC	—	Yes
Build & durability
Frame	Fiber-reinforced polymer / metal bezel	Fiber-reinforced polymer; titanium bezel
Ingress protection	10 ATM	10 ATM

Full specifications

Basic information
Release year	2026	2026
Starting price	—	—
Display size	1.5-inch	1.4-inch
Dimensions	51.0 mm × 51.0 mm × 14.3 mm	51.0 mm × 51.0 mm × 14.7 mm
Weight	89 g	65 g
Front material	—	—
Back material	—	—
Display
Display technology	AMOLED	AMOLED
Resolution	480 × 480	454 × 454
Protection	Sapphire	—
Performance
Expandable storage	No	—
Battery & charging
Charging standard	Magnetic charging	Garmin proprietary clip / USB charging
Battery type	Lithium-ion	Lithium-ion
Rated capacity	870 mAh	—
Connectivity
Cellular	GPS / multi-GNSS	GPS / multi-GNSS
Wi‑Fi	Wi-Fi	—
Bluetooth	Bluetooth	Bluetooth
NFC	—	Yes
Build & durability
Frame	Fiber-reinforced polymer / metal bezel	Fiber-reinforced polymer; titanium bezel
Ingress protection	10 ATM	10 ATM

Key differences

The most meaningful measured gaps in size and weight — not an overall winner.

• Weight

  fēnix 9 51mm AMOLED

  24 g lighter

• Thickness

  Amazfit T-Rex Ultra 2

  0.4 mm thinner · minor difference

• Display size

  Amazfit T-Rex Ultra 2

  0.1 in larger display · minor difference

• Height

  Very similar height