Product comparison · 2 smartwatches

Amazfit Cheetah 2 Ultra vs Amazfit T-Rex Ultra 2

49specifications compared
14differ
35identical
55known for one product only

Key differences

The Amazfit Cheetah 2 Ultra has 1 ppi more pixel density than the Amazfit T-Rex Ultra 2 (323 ppi vs 322 ppi). The Amazfit T-Rex Ultra 2 has 5 ATM more water resistance than the Amazfit Cheetah 2 Ultra (10 ATM vs 5 ATM). The Amazfit Cheetah 2 Ultra has 51 h more battery life (GPS mode) than the Amazfit T-Rex Ultra 2 (228 h vs 177 h). Display diagonal: 3.81 cm (1.5") on the Amazfit Cheetah 2 Ultra, 129.5 cm (51") on the Amazfit T-Rex Ultra 2. Market positioning: Smartwatch on the Amazfit Cheetah 2 Ultra, Sport watch on the Amazfit T-Rex Ultra 2.

Display diagonal
- Cheetah 2 Ultra:3.81 cm (1.5")
- T-Rex Ultra 2:129.5 cm (51")
Pixel density
- Cheetah 2 Ultra:323 ppi
- T-Rex Ultra 2:322 ppi
Market positioning
- Cheetah 2 Ultra:Smartwatch
- T-Rex Ultra 2:Sport watch
Band colour
- Cheetah 2 Ultra:Multi, Titanium
- T-Rex Ultra 2:Black, Brown
Band material
- Cheetah 2 Ultra:Silicone, Nylon
- T-Rex Ultra 2:Silicone
Water resistance
- Cheetah 2 Ultra:5 ATM
- T-Rex Ultra 2:10 ATM
Battery life (GPS mode)
- Cheetah 2 Ultra:228 h
- T-Rex Ultra 2:177 h
Battery capacity
- Cheetah 2 Ultra:780 mAh
- T-Rex Ultra 2:870 mAh

Side by side

Differences highlightedShow differences only

Comparison of Cheetah 2 Ultra, T-Rex Ultra 2
104 specifications	A Amazfit Cheetah 2 Ultra View product	B Amazfit T-Rex Ultra 2 View product
Display2 differ
Display diagonalDiffers	3.81 cm (1.5")	129.5 cm (51")
Pixel densityDiffers	323 ppi	322 ppi
Colour displayKnown for one	Yes	Unknown — not stated by the source
Rounded display cornersKnown for one	Yes	Unknown — not stated by the source
Display diameterKnown for one	4.48 cm	Unknown — not stated by the source
BacklightKnown for one	Unknown — not stated by the source	Yes
Design5 differ
Market positioningDiffers	Smartwatch	Sport watch
Watch case materialDiffers	Polymer	Titanium, Glass Fiber Reinforced Polymer (GFRP)
Band colourDiffers	Multi, Titanium	Black, Brown
Band materialDiffers	Silicone, Nylon	Silicone
Lens materialKnown for one	Sapphire	Unknown — not stated by the source
Buckle colourKnown for one	Metallic	Unknown — not stated by the source
Band colour nameKnown for one	Black silicone, Green stripes	Unknown — not stated by the source
Protection featuresKnown for one	Water resistant, Vibration proof	Unknown — not stated by the source
Removable strapKnown for one	Yes	Unknown — not stated by the source
Water resistanceDiffers	5 ATM	10 ATM
Watch case sizeKnown for one	Unknown — not stated by the source	51 mm
Wrist size rangeKnown for one	Unknown — not stated by the source	145 - 215 mm
Magnetic charging connectorKnown for one	Unknown — not stated by the source	Yes
Waterproof up toKnown for one	Unknown — not stated by the source	45 m
Performance1 differ
Mobile operating systems supportedDiffers	Android, iOS	Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 8.1, Android 9.0, Android 10, Android 10.0, Android 11.0, Android 12.0, Android 13.0, Android 14.0, Android 15, Android 16, iOS 15, iOS 16, iOS 17, iOS 18, iOS 26
Flash memoryKnown for one	64 GB	Unknown — not stated by the source
Built-in cameraKnown for one	Unknown — not stated by the source	No
Operating system installedKnown for one	Unknown — not stated by the source	Zepp OS
Features1 differ
Heart rate measuringKnown for one	Automatic, Manual	Unknown — not stated by the source
Distance travelledKnown for one	Yes	Unknown — not stated by the source
PedometerKnown for one	Yes	Unknown — not stated by the source
Calories burnedKnown for one	Yes	Unknown — not stated by the source
Multisport modeKnown for one	Yes	Unknown — not stated by the source
Low cardio notificationsKnown for one	Yes	Unknown — not stated by the source
Vibrating motorKnown for one	Yes	Unknown — not stated by the source
Personal info management (PIM)Known for one	Menstrual cycle, Calendar, Events reminder, Countdown timer	Unknown — not stated by the source
Action sport camera controlKnown for one	Yes	Unknown — not stated by the source
Activity monitoringKnown for one	Yes	Unknown — not stated by the source
Auto training program adaptingKnown for one	Yes	Unknown — not stated by the source
Automatic daily activity detectionKnown for one	Yes	Unknown — not stated by the source
Automatic pauseKnown for one	Yes	Unknown — not stated by the source
CalendarKnown for one	Yes	Unknown — not stated by the source
Calendar notificationsKnown for one	Yes	Unknown — not stated by the source
Music controlKnown for one	Yes	Unknown — not stated by the source
Recommended activityDiffers	Walking, Running, Swimming, Cycling, Climbing, Hiking, Fishing, Hunting, Skateboarding, Elliptical, Basketball, Golf, Badminton, Baseball, Boxing, Breath work, Core training, Dance, Darts, Diving, Fitness, Football, Gymnastics, HIIT, Handball, Hockey, Kickboxing, Motor sports, Paddling, Riding, Pila	Running, Cycling, Walking, Swimming, Climbing, Hiking, Fishing, Hunting, Skateboarding, Motor sports, Yoga, Pilates, HIIT, Gymnastics, Dance, Boxing, Kickboxing, Hockey, Football, Basketball, Volleyball, Tennis, Handball, Golf, Skiing, Diving
Recovery time suggestionKnown for one	Yes	Unknown — not stated by the source
TimerKnown for one	Yes	Unknown — not stated by the source
Training effect measurementKnown for one	Yes	Unknown — not stated by the source
Training programmingKnown for one	Yes	Unknown — not stated by the source
Training recommendationsKnown for one	Yes	Unknown — not stated by the source
Weather forecastKnown for one	Yes	Unknown — not stated by the source
ThermometerKnown for one	Yes	Unknown — not stated by the source
Supported applicationsKnown for one	Zepp App, Runna, Strava, TrainingPeaks, Intervals.icu, Google Fit, Apple Health	Unknown — not stated by the source
Sleep apnea detectionKnown for one	Unknown — not stated by the source	Yes
Built-in speedometerKnown for one	Unknown — not stated by the source	Yes
Electronic compassKnown for one	Unknown — not stated by the source	Yes
Interval trainingKnown for one	Unknown — not stated by the source	Yes
Sun & moon informationKnown for one	Unknown — not stated by the source	Yes
Virtual pacer functionKnown for one	Unknown — not stated by the source	Yes
World time functionKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
BluetoothKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Battery life (max)Known for one	720 h	Unknown — not stated by the source
Battery life (GPS mode)Differs	228 h	177 h
Battery lifeKnown for one	Unknown — not stated by the source	30 day(s)
Battery1 differ
Battery capacityDiffers	780 mAh	870 mAh
Weight & dimensions3 differ
WidthDiffers	47.4 mm	51 mm
ThicknessDiffers	1.56 cm	1.43 cm
WeightDiffers	52 g	89.2 g
DepthKnown for one	Unknown — not stated by the source	51 mm
Packaging contentidentical
ChargerKnown for one	Yes	Unknown — not stated by the source
Charging baseKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Sports activity appsKnown for one	Unknown — not stated by the source	Strava, RunKeeper, TrainingPeaks
Other featuresidentical
Number of sports modesKnown for one	Unknown — not stated by the source	187

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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