Tracking and training
Sleep tracking accuracy
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
2.0
Sleep tracking drew a poor personal accuracy assessment from one reviewer, who said watches generally reported good sleep despite feeling bad.
Hill Splitter hill tracking
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.4
Hill and elevation tracking is praised as genuinely useful for reading climbs, descents, and route difficulty.
Score tracking
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.2
Score tracking is useful through BioCharge-style internal battery scoring, though the evidence centers on wellness scores rather than sport scoring.
Stress tracking
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.0
Stress-related scoring is viewed positively through Hybrid Charge, which combines physical data with psychological stress inputs for more personalized feedback.
Other features
Activity auto-detection
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.3
Auto-detection is useful because detected walks and activities can contribute to training load and improve recovery estimates.
Cross-platform compatibility
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
3.0
Cross-platform support is uneven because Android replies are supported while iOS notification replies are limited.
ECG functionality
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
2.0
ECG is a clear missing health feature; one reviewer called its absence one of the few serious criticisms.
Controls and connectivity
Button controls
Garmin fenix 8 Pro
4.3
Button controls were praised for premium haptics and easier, quicker operation than earlier Fenix buttons.
Amazfit Cheetah 2 UltraNo score yet
Contactless payments
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
3.0
Contactless payment works quickly after setup, but enrollment and PIN friction make the implementation less convenient.
Music controls
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
2.8
Music controls are limited by the lack of streaming-service support.
Smartphone notifications
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
3.2
Notifications are usable, but iOS reply limitations make the experience less complete.
Touchscreen responsiveness
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
3.9
Touch response is praised on the display, but one reviewer disliked the double-tap unlock behavior during activity.
Voice assistant quality
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.4
Voice assistant feedback is positive overall: one reviewer found it works well enough, while another called it fast and responsive.
Voice note usefulness
Garmin fenix 8 Pro
3.8
Voice notes were mixed: one reviewer found audio merely functional, while another called voice notes the easiest way to stay in touch.
Amazfit Cheetah 2 UltraNo score yet
Watch face quality
Garmin fenix 8 Pro
2.5
One reviewer disliked the default watch face, while noting it could be changed.
Amazfit Cheetah 2 UltraNo score yet
Battery and charging
Charging convenience
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.1
Charging convenience is mostly positive, with secure magnetic charging and useful top-up behavior, though one magnet felt only decent.
Charging speed
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
3.3
Charging speed is serviceable but not impressive compared with faster rivals.
Ownership and support
Running power support
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
4.3
Running power support is treated positively as part of the advanced running metrics available without extra sensors.
Comfort and build
Water resistance
Garmin fenix 8 ProNo score yet
Amazfit Cheetah 2 Ultra
3.2
Water resistance is acceptable for swimming but limited by the lack of diving suitability.