AmazFit Cheetah vs Amazfit T-Rex Ultra 2

Compare specifications, current prices and availability. Choose up to four products from the same family.

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Selected Item AmazFit CheetahKSh 35,000.00 Original price was: KSh 35,000.00.KSh 28,000.00Current price is: KSh 28,000.00.Out of stock	× Amazfit T-Rex Ultra 2KSh 85,000.00Out of stock

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At a glance

Key specifications and important differences. Full details follow below.

Feature	AmazFit Cheetah	Amazfit T-Rex Ultra 2
Price	KSh 35,000.00 Original price was: KSh 35,000.00.KSh 28,000.00Current price is: KSh 28,000.00.	KSh 85,000.00
Display	1.39-inch AMOLED	1.5-inch AMOLED
Battery capacity	440 mAh rated	870 mAh rated
Water resistance	5 ATM; ISO 22810:2010	10 ATM; tested to ISO 22810:2010
Storage	Up to 2.3 GB available for music	64 GB total; 26.7 GB available
Operating system	Zepp OS 3.5	—
Positioning / GNSS	Built-in dual-band L1/L5 positioning; six satellite systems; circularly polarised antenna	Built-in dual-band positioning; six satellite positioning systems; circularly polarised GPS antenna
Health & wellness features	24-hour heart-rate, blood-oxygen and stress monitoring; one-tap four-metric measurement; PAI; heart-rate recovery; menstrual-cycle tracking; health alerts and breathing exercises	24-hour heart-rate, blood-oxygen, stress and skin-temperature monitoring; one-tap measurement; HybridCharge, BioCharge and LifeLoad energy insights; VO₂ Max and health alerts

Full specifications

Show differences only2 of 4 products

SpecificationAmazFit CheetahAmazfit T-Rex Ultra 2

Specification	AmazFit Cheetah	Amazfit T-Rex Ultra 2
Identity & design
Brand	Amazfit	Amazfit
Model	Amazfit Cheetah Round	Amazfit T-Rex Ultra 2
Dimensions	46.7 × 46.7 × 11.9 mm, excluding heart-rate sensor base	51 × 51 × 14.3 mm, excluding heart-rate sensor base
Weight	32 g without strap; 47 g with strap	89.2 g with strap
Build materials	Fibre-reinforced polymer	Fibre-reinforced polymer case; Grade 5 titanium bezel, buttons and back panel
Wrist size	150–220 mm	145–215 mm
Strap / band	22 mm liquid-silicone strap with classic pin buckle	26 mm silicone strap with classic pin buckle
Controls / buttons	Two physical controls including crown; tempered-glass touchscreen	Four physical buttons; sapphire-glass touchscreen
Display
Display	1.39-inch AMOLED	1.5-inch AMOLED
Screen resolution	454 × 454 pixels, 326 ppi	480 × 480 pixels, 322 ppi
Display protection	Tempered glass with anti-fingerprint coating	Sapphire glass
Display features	Up to 1,000 nits; matching Always-On Display watch faces	Up to 3,000 nits peak brightness; Always-On Display
Performance & software
Storage	Up to 2.3 GB available for music	64 GB total; 26.7 GB available
Operating system	Zepp OS 3.5	—
Connectivity
Wi-Fi	—	2.4 GHz Wi-Fi (802.11 b/g/n)
Bluetooth	Bluetooth 5.3	Bluetooth 5.2 and BLE
Positioning / GNSS	Built-in dual-band L1/L5 positioning; six satellite systems; circularly polarised antenna	Built-in dual-band positioning; six satellite positioning systems; circularly polarised GPS antenna
Audio & communication
Speaker	—	Supported
Microphone	—	Supported
Calling	—	Bluetooth calling and call/text notifications through a connected smartphone
Sensors, health & fitness
Sensors	BioTracker PPG biometric sensor with SpO₂; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient-light sensor	BioTracker 6.0 PPG biometric sensor (5 photodiodes + 2 LEDs); accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient-light sensor; temperature sensor
Health & wellness features	24-hour heart-rate, blood-oxygen and stress monitoring; one-tap four-metric measurement; PAI; heart-rate recovery; menstrual-cycle tracking; health alerts and breathing exercises	24-hour heart-rate, blood-oxygen, stress and skin-temperature monitoring; one-tap measurement; HybridCharge, BioCharge and LifeLoad energy insights; VO₂ Max and health alerts
Sleep tracking	Sleep stages including REM; daytime naps; sleep schedules; breathing quality; sleep score	Sleep HRV; sleep quality; stages including REM; daytime naps; sleep schedule; breathing quality; sleep score; RestoreIQ recovery insights
Sports / workout modes	156 sports modes; smart recognition of 25 strength movements and 8 sports movements	187 sports modes; smart recognition of 25 strength-training movements and 8 sports movements; HYROX race and training modes
Training & outdoor features	MaxTrack dual-band positioning; offline maps and route import/navigation; location points; Zepp Coach; Track Run; smart trajectory correction; Virtual Pacer; race predictions; PeakBeats; external heart-rate belt and cycling power meter	Zepp Coach; PeakBeats; lactate threshold, Training Stress Balance, Training Load and Training Effect; offline maps; on-watch route planning, automatic rerouting, POI search, turn-by-turn navigation; golf maps; external heart-rate, running-power and cycling sensors
Safety & emergency features	Abnormal high/low heart-rate, low-SpO₂, high-stress and altitude blood-oxygen prompts	Two-colour flashlight with SOS/Boost modes; storm, high-altitude blood-oxygen and route-deviation alerts
Diving / depth features	—	Freediving and recreational scuba-diving support to 45 m; EN13319:2000, ISO 6425:2018 and GB/T 18828-2022 diving certifications; Bühlmann ZHL-16C decompression model
Battery & durability
Battery capacity	440 mAh rated	870 mAh rated
Battery life	Typical: up to 14 days; saver: 24 days; clock: 45 days; heavy: 7 days; accuracy GPS: 26 h; automatic GPS: 44 h; power-saving GPS: 54 h	Typical use: up to 30 days; heavy use: 15 days; AOD: 10 days; accurate GPS: 50 h; power-saving GPS: 90 h; maximum GPS: 177 h; low-temperature mode with GPS: 40 h
Charging	Magnetic charging; approximately 2 hours	Magnetic charging head; DC 5 V 1.5 A maximum input
Water resistance	5 ATM; ISO 22810:2010	10 ATM; tested to ISO 22810:2010
Durability / certifications	Bureau Veritas-tested 5 ATM water resistance	MIL-STD-810H-2019; low-temperature operation down to −30 °C; SGS water-resistance test; certified diving standards
Compatibility
Phone compatibility	Android 7.0 or later; iOS 12.0 or later	Android 7.0 or later; iOS 15.0 or later
Companion app	Zepp App	Zepp App
Colors	Speedster Grey	Black Magma

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