| key specs | 
| Strap Colour | Black | Black | 
| Display Size | 30mm | 30mm | 
| Compatible OS | iOS, Android | - | 
| Strap Material | Silicone | Leather | 
| Dial Shape | Round | Round | 
| Display Type | AMOLED | Super AMOLED | 
| Ideal For | Unisex | Unisex | 
| general | 
| Brand | Puma | Samsung | 
| Model | Smartwatch | Gear S2 Classic Smartwatch | 
| Model Number | PT9100 | - | 
| Model Name | PT9100 | Gear S2 Classic | 
| Dial Shape | Round | Round | 
| Strap Material | Silicone | Leather | 
| Size | Regular | Regular | 
| Touchscreen | Yes | Yes | 
| Water Resistant | Yes | Yes | 
| Water Resistance Depth | 50m | - | 
| Usage | Fitness & Outdoor | Notifier | 
| Dial Material | Aluminium | Stainless Steel | 
| Ideal For | Unisex | Unisex | 
| Strap Colour | Black | Black | 
| Dial Colour | Black | Black | 
| dimensions | 
| Weight (g) | 95.00 | 42.00 | 
| Width | - | 43.6 | 
| Height | - | 39.9 | 
| Thickness | - | 11.4 mm | 
| product details | 
| Closure | Strap Buckle | - | 
| Sensor | Accelerometer, Altimeter, Ambient Light, Gyroscope, Heart Rate Sensor, Microphone, NFC, Untethered GPS | Accelerometer, Gyro, Heart Rate, Barometer | 
| Compatible Device | Android, iOS smartphones | Gear S2 Pairs With Samsung Smartphones Running On Android 4.3 Or Above, And At Least 1.5 Gb Of Ram/ Gear S2 Pairs With Non-Samsung Smartphones Running On Android 4.4 Or Above, And At Least 1.5 Gb Of Ram | 
| Notification | Yes | - | 
| Notification Type | Vibration | - | 
| Battery Type | Lithium Ion | - | 
| Battery Life | 1-2 days | - | 
| Charge Time | 2hrs | - | 
| Charger Type | Wireless | - | 
| Rechargeable Battery | Yes | Yes | 
| Other Features | - | Messages, Ultra Power Saving Mode, S Health, Running, Settings, Schedule, Weather, Alarm, Music Player, Gallery, Buddy, Email, Find My Phone, Voice Memo, Stopwatch, Timer | 
| connectivity features | 
| Bluetooth | Yes | Yes | 
| Bluetooth Version | 4.2 | v4.1 | 
| GPS | Yes | - | 
| Call Function | - | Yes | 
| Wi-Fi | - | Yes | 
| Messaging Support | - | Yes | 
| platform and storage features | 
| Operating System | Wear OS | Tizen | 
| Compatible Operating System | iOS, Android | - | 
| RAM | 512MB | 512 MB | 
| Processor Name | Snapdragon Wear 3100 | Exynos 3250 | 
| Internal Memory | 4GB | 4 GB | 
| camera and display features | 
| Display Resolution | 390x390 pixels | 360 x 360 pixels | 
| Display Size | 30mm | 30mm | 
| Display Type | AMOLED | Super AMOLED | 
| fitness and watch functions | 
| Step Count | Yes | Yes | 
| Calorie Count | Yes | Yes | 
| Heart Rate Monitor | Yes | Yes | 
| Calendar | Yes | Yes | 
| Alarm Clock | Yes | Yes | 
| Date & Time Display | Yes | Yes | 
| Language | English | - | 
| Number of Buttons | 1 | - | 
| Other Fitness Features | Activity Tracker (Distance, Steps, Calories Burned, Heart Rate) | S Health - 24 Hrs Activity Tracker: Heart Rate Monitor, Exercise Tracker, Caffiene / Water Intake Tracker | 
| Other Watch Functions | Smart Notifications (Text, Email, Social Media App Alerts), Alarm Clock, Calendar Alerts) | - | 
| audio and video features | 
| Microphone | Yes | - | 
| Voice Control | Yes | - |