| key specs |
| Strap Colour | Grey | Black |
| Display Size | 38mm | 30mm |
| Compatible OS | Android and iOS | iOS, Android |
| Strap Material | Silicone | Silicone |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Unisex |
| general |
| Brand | Amazfit | Puma |
| Model | Balance | Smartwatch |
| Model Number | A2287 | PT9100 |
| Model Name | Balance | PT9100 |
| Dial Colour | Midnight | Black |
| Dial Shape | Round | Round |
| Strap Colour | Grey | Black |
| Strap Material | Silicone | Silicone |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 50 m | 50m |
| Usage | Fitness & Outdoor | Fitness & Outdoor |
| Ideal For | Unisex | Unisex |
| Dial Material | - | Aluminium |
| dimensions |
| Width | 46 | - |
| Height | 46 | - |
| Thickness | 10.6 | - |
| Weight (g) | 35.00 | 95.00 |
| product details |
| Sensor | Biometric Sensor, Acceleration Sensor, Gyroscope, Geomagnetic Sensor, Air Pressure Sensor, Ambient Light Sensor, Temperature Sensor | Accelerometer, Altimeter, Ambient Light, Gyroscope, Heart Rate Sensor, Microphone, NFC, Untethered GPS |
| Compatible Device | Android, iOS | Android, iOS smartphones |
| Notification | Calendar Reminder, Call Notification, Sedentary Reminders, Smartphone Apps Notifications | Yes |
| Notification Type | Vibration | Vibration |
| Battery Type | Lithium Polymer | Lithium Ion |
| Battery Life | 14 Days | 1-2 days |
| Charge Time | 2 hours | 2hrs |
| Rechargeable Battery | Yes | Yes |
| Closure | - | Strap Buckle |
| Charger Type | - | Wireless |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5 | 4.2 |
| GPS | Yes | Yes |
| Operating Range | 10 | - |
| Third Party App Support | Yes | - |
| Call Features | No | - |
| platform and storage features |
| Operating System | Zepp OS 3.0 | Wear OS |
| Compatible Operating System | Android and iOS | iOS, Android |
| RAM | - | 512MB |
| Processor Name | - | Snapdragon Wear 3100 |
| Internal Memory | - | 4GB |
| camera and display features |
| Display Resolution | 480x480 | 390x390 pixels |
| Display Size | 38mm | 30mm |
| Display Type | AMOLED | AMOLED |
| Backlight Display | Yes | - |
| Scratch Resistant | Yes | - |
| Other Display Features | Always-on Display | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | - |
| Date & Time Display | Yes | Yes |
| Language | English | English |
| Number of Buttons | 2 | 1 |
| Other Fitness Features | Blood-oxygen Saturation Measurement,Monitoring of Heart Rate, Sleep and Sports Data | Activity Tracker (Distance, Steps, Calories Burned, Heart Rate) |
| Other Watch Functions | Bluetooth Phone Call;Weather;Multiple Sports Modes;Sleep Monitor;Heart Rate Monitor; Mobile Phone Music Control; Mobile Phone Camera Control; Find My Phone | Smart Notifications (Text, Email, Social Media App Alerts), Alarm Clock, Calendar Alerts) |
| audio and video features |
| Gesture Control | Yes | - |
| Voice Control | No | Yes |
| Microphone | - | Yes |