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Amazfit Cheetah 2 Ultra Silver
Network
| Technology | Smartwatch with Bluetooth and Wi-Fi connectivity; no cellular SIM support |
|---|---|
| Bluetooth | Bluetooth 5.2, BLE |
| Wi-Fi | Wi-Fi 2.4GHz |
| Positioning | Dual-band positioning with 6 satellite positioning systems |
| GPS | Built-in GNSS with dual-frequency positioning and circularly polarized GPS antenna |
| SIM | Not supported |
Body
| Dimensions | 4.74 x 4.74 x 1.33 cm (case dimensions, excluding heart-rate sensor) |
|---|---|
| Thickness | 13.3 mm excluding heart-rate sensor; 15.6 mm including heart-rate sensor |
| Weight | 0,052 kg (without strap) |
| Color | Silver / Titanium |
| Build | Grade 5 titanium bezel, frame, back cover and buttons with fiber-reinforced polymer case |
| Buttons | 4 physical buttons |
| Water Resistance | 5 ATM water resistance |
| Military Grade Resistance | Low pressure test, high temperature test, low temperature test, temperature shock test, vibration test and impact test |
| Flashlight | Built-in red and white flashlight with SOS functionality |
| Microphone | Yes |
| Speaker | Yes |
| Motor | Linear motor |
Display
| Type | AMOLED touchscreen |
|---|---|
| Size | 1.5 inches |
| Resolution | 480 x 480 pixels |
| Pixel Density | 323 ppi |
| Brightness | Up to 3000 nits peak brightness |
| Protection | Sapphire glass |
| Screen Cover Dimensions | 44.8 x 44.8 mm |
Platform
| Operating System | Zepp OS 6 |
|---|---|
| Application | Zepp App |
| Supported Android | Android 7.0 and above |
| Supported iOS | iOS 15.0 and above |
| Processor | Not specified by manufacturer |
| GPU | Not specified by manufacturer |
Memory
| Internal Storage | 64GB |
|---|---|
| Expandable Storage | Not supported |
| Storage Features | Supports offline maps, full-color contour maps, routes and downloadable music |
Health
| Heart Rate Sensor | BioTracker PPG biometric sensor with 5PD + 2LED |
|---|---|
| Heart Rate Tracking | 24-hour heart-rate monitoring |
| Health Monitoring | Continuous health and fitness monitoring with BioCharge, HRV and training load insights |
| Sleep Tracking | Sleep tracking and sleep-related health monitoring |
| Recovery | Recovery and physiological readiness insights through BioCharge and related metrics |
Sensors
| Health Sensor | BioTracker PPG biometric sensor (5PD + 2LED) |
|---|---|
| Accelerometer | Yes |
| Gyroscope | Yes |
| Ambient Light Sensor | Yes |
| Geomagnetic Sensor | Yes |
| Temperature Sensor | Yes |
| Barometric Altimeter | Yes |
| Positioning Sensor | Dual-band GNSS with 6 satellite positioning systems |
Sports
| Primary Use | Trail running, ultra-distance running, mountain racing and outdoor training |
|---|---|
| Trail Running | Dedicated Trail Running mode with load settings for more accurate intensity and training analysis |
| Running Workouts | Built-in endurance, threshold, strength and race-specific training workouts |
| Training Plans | Supports structured training plans and integrations with TrainingPeaks, Runna and Intervals.icu |
| Navigation | Full-color contour maps, offline maps, route planning, automatic rerouting and turn-by-turn navigation |
| Routes | Supports storing up to 100 routes |
| Points of Interest | Offline points-of-interest search |
Navigation
| Positioning Systems | Dual-band positioning with 6 satellite positioning systems |
|---|---|
| Maps | Full-color contour maps and downloadable offline maps |
| Automatic Rerouting | Yes |
| Turn-by-Turn Navigation | Yes |
| Route Planning | Route planning with target distance and optimized round-trip routes |
| Offline Navigation | Supported directly from the watch |
Sound
| Loudspeaker | Built-in speaker |
|---|---|
| Microphone | Built-in microphone |
| Call Function | Supports Bluetooth calling |
| Audio Storage | 64GB onboard storage supports downloadable music |
Comms
| Bluetooth | Bluetooth 5.2, BLE |
|---|---|
| WLAN | Wi-Fi 2.4GHz |
| Mobile Connectivity | No cellular/SIM connectivity |
| Companion App | Zepp App |
| Android Compatibility | Android 7.0 and above |
| iOS Compatibility | iOS 15.0 and above |
Battery
| Type | Rechargeable lithium-ion battery |
|---|---|
| Capacity | 780 mAh rated value |
| Typical Use | Up to 30 days |
| Accuracy GPS Mode | Up to 60 hours |
| Trail Running Mode | Up to 33 hours |
| GPS Maximum Battery Life | Up to 228 hours |
| Charging | Magnetic charging head |
| Charging Cable | USB-C cable not included in the package |
Strap
| Materials | Black silicone and striped green nylon |
|---|---|
| Width | 22 mm |
| Buckle | Classic pin buckle |
| Included Straps | Silicone strap and nylon strap |
Features
| Flashlight | Dual-color red and white flashlight with SOS mode |
|---|---|
| Maps | Full-color contour maps, street maps and downloadable outdoor maps |
| Navigation | Automatic rerouting, turn-by-turn navigation and offline route planning |
| Health Monitoring | 24-hour health monitoring, heart rate, HRV, sleep and recovery tracking |
| Training Analysis | Training load, BioCharge and recovery insights |
| Notifications | Phone notifications including incoming calls and supported messaging notifications |
| Android Message Reply | Supported on Android devices |
Our Tests
| Battery | Manufacturer-rated up to 30 days typical use |
|---|---|
| GPS | Up to 60 hours in accuracy GPS mode |
| Trail Running GPS | Up to 33 hours |
| Maximum GPS | Up to 228 hours |
| Display | Up to 3000 nits peak brightness |
Packaging
| Watch | Amazfit Cheetah 2 Ultra smartwatch |
|---|---|
| Straps | Black silicone strap and striped green nylon strap |
| Charging | Magnetic charging head |
| Cable | USB-C cable not included |
| Documentation | Instruction manual |
Identifiers
| MPN | W2441GL1N |
|---|---|
| GTIN / EAN / UPC | 6978099570053 |
