Xiaomi Amazfit Stratos 2S vs Samsung Gear S (3G SM-R750T)
Side by side comparison between Xiaomi Amazfit Stratos 2S vs Samsung Gear S smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.34"
TFT
TFT
320x300
N/A
512MB
RAM
RAM
Dual-core
290
mAh
mAh
(Non removable)
vs
2"
AMOLED
AMOLED
360x480
N/A
512MB
RAM
RAM
Dual-core
300
mAh
mAh
(Non removable)
What's the better smartwatch? Samsung Gear S (3G SM-R750T)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
3 Advantages 
15 Advantages | 15 Common items in both devices |
| 512MB LPDDR2 / 512MB |
| 4GB (2GB available) |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Barometer |
| +8 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Change model | ||
| Model | Amazfit Stratos 2S | Gear S (3G SM-R750T) |
| Other model names | Xiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2 | T-Mobile Samsung Gear S SM-R750T, Samsung SM-R750T |
| Country or region available |  (Europe) |  USA |
| Brand | Xiaomi | Samsung |
| Release date | 12/12/2017 | 11/1/2014 |
| Depth | 15 millimeters (0.59 inches) | 12.5 millimeters (0.49 inches) |
| Size (width x height) | 25.4 x 51 millimeters (1 x 2.01 in) | 39.9 x 58.1 millimeters (1.57 x 2.29 in) |
| Weight | 68 grams (2.38 ounces) | 67 grams (2.35 ounces) |
| Build, materials | Plastic body with ceramic and stainless steel, glass front | feature not registered |
| Protection against water and others | 5 ATM: 50 meters waterproof | Waterproof (IP?) |
📲 Display | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 1.34" inches | 2" inches |
| Screen-to-body ratio | ~44.6% (screen-to-body ratio) | ~53.4% (screen-to-body ratio) |
| Display resolution | 320x300 pixels | 360x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 327 PPI | 300 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Sapphire Glass | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| System version | Proprietary OS | Tizen 2.3 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Chipset | 32bit: Ingenic M200S | 32bit: Samsung Exynos 4212 |
| CPU | Dual-core, 2 processors: 1x 1.2GHz XBurst-HP (Single-core) 1x 300MHz XBurst-LP (Single-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | 3D GPU | ARM Mali-400 MP4 400Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| RAM memory | 512MB LPDDR2 | 512MB |
| Internal storage | 4GB (2GB available) eMCP | 4GB (2GB available) |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | feature not registered | 21/5.76 Mbps |
| Network technology | feature not registered | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Dual-Band 850/1900 |
| Primary 2G network | Not supported | GSM 850/1900 |
| Primary 3G network | Not supported | UMTS 850/1900 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Back camera (main camera) | Not supported | Not supported |
| Main camera resolution | Not supported | Not supported |
| Video recording (primary) | Not supported | Not supported |
| Flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | Not supported |
| Image stabilization | Not supported | feature not registered |
| Zoom | Not supported | Not supported |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | feature not registered | feature not registered |
| Audio formats | MP3, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Heart rate Pedometer | Accelerometer Ambient light sensor Barometer Compass Gyroscope Heart rate Proximity sensor UV radiation |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 290 mAh | 300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 30 hours (1.3 days) | 5 hours |
| Standby | 120 hours (5 days) | 96 hours (4 days) |
➕ Other features | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| Call control | Not supported | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), E-mail | SMS (T9), E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | feature not registered | Polyphonic and customized |
| Web browser | Not supported | Not supported |
| Antenna | feature not registered | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Leather watch band • 22mm standard watch band • 2.5D glass display • Dock charger included • Always-on display • Languages: Chinese, English, Spanish • Mi Fit app compatible • Compatible with Android 4.4, iOS 9 and above | • Colors: Black, White • S-Voice • S-Health • IP67 certified: dust and water resistant up to 1 meter and 30min |
☢️ Radiation rate | ||
| Amazfit Stratos 2S | Samsung Gear S (3G SM-R750T) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.92W/kg (head), 0.91W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |