In depth comparison and review of Samsung Gear S2 and Amazfit GTS 2. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Tizen OS | - |
| Supported Host Device OS | Android 4.4 (KitKat) or later | iOS 10 or later, Android 5.0 (Lollipop) or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | - | Speaker |
| Width | 39.9 mm | - |
| Height | 43.6 mm | - |
| Depth | 11.4 mm | - |
| Weight | 42 g | - |
| Body Details | - | Case only: 24.7 g |
| Body Material | Stainless steel | Plastic, aluminium alloy |
| Protection | Dustproof, waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Sensors | Accelerometer, ambient light sensor, barometer, gyro sensor, heart rate | Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, heart rate, steps taken, water vs. caffeine intake | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, personal activity intelligence (PAI), REM phases |
| Goal Setting | - | Yes |
| Features | Call handling, find phone function, voice control | Making a call, inactivity alert, alarm, store & play music, huami-PAI Health Assessment System, weather information, event reminders |
| Notifications | SMS | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Digital Player | MP3, AAC, M4A, OGG, AAC +, eAAC+ | - |
| Navigation (GPS) | - | GPS/GLONASS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa |
| CELLULAR | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Messaging Services | LINE, SMS | - |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 4.1 | Wi-Fi, Bluetooth 5.0 |
|---|---|---|
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| DISPLAY | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Type | Super AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 348 x 442 pixels |
| Screen Size | 1.2" | 1.65" |
| Aspect Ratio | Full circle | - |
| Pixel Density | 302 ppi | 341 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Case Size | 40 mm | - |
|---|---|---|
| Case Shape | - | Square |
| Case Back | - | Polymer |
| Case Details | Black | Rose gold | Blue black | Midnight black | Urban grey | Desert gold |
| BAND | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | 20 mm |
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | Leather | Silicone |
| Band Colour | Black | Ivory | - |
| STORAGE | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Storage Capacity | 4 GB | - |
|---|---|---|
| User Memory | 1.9 GB | 3 GB |
| RAM | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Manufacturer | Samsung | - |
|---|---|---|
| CPU Type | Exynos 3250 | - |
| Clock Speed | 1 GHz | - |
| BATTERY | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | 250 mAh | 246 mAh |
| Battery Life | 3 day(s) | - |
| Battery Life Details | Low usage - up to 4 days | Daily mode - up to 7 days Basic mode - up to 20 days GPS mode - up to 25 hour(s) |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2 hour(s) |
| Wireless Charging | Yes | - |
| MISCELLANEOUS | Samsung Gear S2 | Amazfit GTS 2 |
|---|
| Included Accessories | Power adapter, wireless charging dock | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Contacts, E-mail, Messages, Music Player, Twitter, Samsung Apps, News, Gallery, Weather, S Voice, S Health, Notification Center, Nike+ Running | Amazon Alexa |
| Compliant Standards | IP68 | - |
| Max Depth of Water Resistance | - | 50 m |
| Manufacturer Model Number | SM-R732 | A1969 |
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