Physical features | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Model | Amazfit Stratos 2S | Galaxy Watch (46mm SM-R8050) |
Other model names | Xiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2 | Galaxy Watch LTE版 46mm SM-R8050ZSACHN, Samsung Galileo |
Country or region available |  (Europe) |  China |
Brand | Xiaomi | Samsung |
Release date | December, 2017 | August, 2018 |
Depth | 15 millimeters (0.59 inches) | 13 millimeters (0.51 inches) |
Size (width x height) | 25.4 x 51 millimeters (1 x 2.01 in) | 46 x 49 millimeters (1.81 x 1.93 in) |
Weight | 68 grams (2.38 ounces) | 63 grams (2.21 ounces) |
Qwerty physical keyboard | Not supported | Not supported |
Antenna | Internal antenna | Internal antenna |
Build, materials | Plastic body with ceramic and stainless steel, glass front | Stainless steel body, glass front |
Protection against water and others | 50 meters waterproof | 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
System (OS) | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Operating system | Proprietary OS | Tizen 4.0 |
Firmware update | feature not registered | feature not registered |
Hardware | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Chipset | 32bit - Ingenic M200S | 64bit - Samsung Exynos 9 Dual 9110 (10nm) |
CPU processor | Dual-Core, 2 processors: 1.2Ghz Single-Core XBurst-HP 300Mhz Single-Core XBurst-LP | 1.15Ghz Dual-Core ARM Cortex-A53 |
GPU graphical controller | 3D GPU | ARM Mali-T720 MP1 |
RAM memory | 512MB LPDDR2 | 1.5GB LPDDR3 |
Internal storage | 4GB (2GB available) eMCP | 4GB (1.5GB available) eMMC |
External storage | Not supported | Not supported |
Display | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Display type | TFT LCD | Super AMOLED |
Screen size | 1.34" inches | 1.3" inches |
Screen-to-body ratio | ~44.6% (screen-to-body ratio) | ~24.2% (screen-to-body ratio) |
Display resolution | 320x300 pixels | 360x360 pixels (1:1) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 327 PPI | 392 PPI |
Colors | 260 thousand | 16 million |
Scratch-resistant glass | Sapphire Glass | Gorilla Glass DX+ |
Display features | feature not registered | Not supported |
Mobile networks | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Dual-SIM | Not supported | Not supported |
SIM card | Not supported | 1 slot (Single-SIM) e-SIM (Eletronic) |
Maximum download/upload | feature not registered | 10 Mbps |
Network technology | feature not registered | 3G, 4G |
Frequency, bands | Expand band detailsCollapse details |
GSM Mhz band | Not supported | Not supported |
Primary 2G network | Not supported | Not supported |
Primary 3G network | Not supported | UMTS 2100 |
Primary 4G network | Not supported | LTE (Bands 1,3,5) TD-LTE (Bands 38,39,40,41) |
Primary 5G network | Not supported | Not supported |
Primary data network | Not supported | UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
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 |
Calling | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Messaging | SMS (T9), E-mail | SMS (T9), MMS, E-mail, Push mail |
Speakerphone | Supported | Supported |
Video calling | Not supported | Not supported |
Call control | Not supported | Voice dialing, Voice recorder, Voice commands |
Camera | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
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 | Not supported |
Zoom | Not supported | Not supported |
Face/smile detection | Not supported | Not supported |
BSI sensor | Not supported | Not supported |
HDR | Not supported | Not supported |
2ª camera | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
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 |
Multimedia | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Radio | Not supported | Not supported |
TV | Not supported | Not supported |
Video formats | feature not registered | MP4 |
Audio formats | MP3, eAAC+ | MP3, WAV, WMA, OGG, eAAC+ |
Connectivity | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
USB | MicroUSB 2.0 | Not supported |
TV output | Not supported | Not supported |
Audio output | Not supported | Not supported |
Bluetooth | 4.0 + A2DP | 4.2 + A2DP |
WiFi | 802.11 b/g (2.4Ghz) | 802.11 b/g/n (2.4Ghz) |
DLNA | Not supported | Not supported |
NFC | Not supported | Supported |
GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
Infrared port | Not supported | Not supported |
Other functions | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Active noise cancellation | Not supported | Not supported |
Vibrating alert | Supported | Supported |
Ringtones | feature not registered | Polyphonic and customized |
Web browser | Not supported | Not supported |
Sensors | Accelerometer Compass Ambient Light sensor Gyroscope Barometer Heart rate Pedometer
| Accelerometer Ambient Light sensor Gyroscope Barometer Heart rate Pedometer
|
Other features | - 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: Silver - Straps: Onyx Black, Deep Ocean Blue, Basalt Grey - Compatible with standard 22mm straps - Always-on display - Rotating bezel - Samsung Pay |
Power supply | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
Battery | LiPo: Li-Ion polymer (Non removable) | Li-Ion: Lithium-Ion (Non removable) |
Battery capacity | 290 mAh | 472 mAh |
Charger, watts | Standard charging | 3.5W (5V/0.7A) Standard charging Qi wireless charging |
Talk time autonomy | 1800 minutes | 30 hours | 1.3 days | feature not registered |
Standby | 7200 minutes | 120 hours | 5 days | 4320 minutes | 72 hours | 3 days |
Radiation rate | Xiaomi Amazfit Stratos 2S | Samsung Galaxy Watch (46mm SM-R8050) |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |