Microsoft Surface Duo 2 vs Xiaomi Mi Watch (China)
Microsoft Surface Duo 2
Xiaomi Mi Watch (China)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1900
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850), 39(1900), 40(2300), 41(2500)
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5G network5G band 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - global; 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79, 257, 260, 261 SA/NSA/Sub6/mmWave - USA-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE-A (5CA) Cat20, 2000 Mbps download, 150 Mbps upload-
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5G speed6 Gbps download-
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GPRSYes-
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EDGEYes-
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Availability
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Status2021-102019-11
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Oficially announced2021-092019-11
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Design
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BuildGlass front (Gorilla Glass Victus), glass back (Gorilla Glass)-
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SIMNano-SIM, eSIMeSIM
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Height145.2 mm44.7 mm
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Width93.1 mm36.9 mm
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Thickness11 mm12.3 mm
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Height unfolded184.5 mm-
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Width unfolded145.2 mm-
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Thickness unfolded5.5 mm-
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Weight284 g44 / 56 g
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StylusYes-
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ColorsGlacier, ObsidianBlack, Silver
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Display
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Display typeAMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size8.3 inches1.78 inches
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Resolution1892 x 2588 pixels368 x 448 pixels
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Pixel density401 ppi326 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass Victus-
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Display features90Hz, HDR, 800 nits (peak)-
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Cover displayAMOLED capacitive touchscreen-
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Cover display physical size5.8 inches-
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Cover display resolution1344 x 1892 pixels-
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Hardware
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CPUOcta-core-
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CPUSingle-core 2.84 GHz Kryo 680Quad-core 1.2 GHz Cortex-A7
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CPU(second)Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.80 GHz Kryo 680
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ChipsetQualcomm SM8350 Snapdragon 888 5GQualcomm Snapdragon Wear 3100
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GPUAdreno 660Adreno 304
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Memory RAM8 GB1 GB
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Internal storage128, 256, 512 GB8 GB
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Memory cardNoNo
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StorageUFS-
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OS
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OSAndroid 11Proprietary wearable platform
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Main camera
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Camera typeTriple-
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Main camera(wide) , 12 MP, f/1.7 , 27 mm, 1.4 µm
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(telephoto) , 12 MP, f/2.4 , 51 mm, 1.0 µm, 2x optical zoom
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(ultrawide) , 13 MP, f/2.2 , 1.0 µm
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Primary camera video4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR-
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Camera featuresAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus-
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera(wide) , 12 MP, f/2.0 , 24 mm, 1.0 µm
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jack-No
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LoudspeakerYes, with stereo speakersYes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11axWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotWi-Fi hotspot-
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WLAN WiFi DirectWi-Fi direct-
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WLAN WiFi Dual BandDual-band-
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USBType-C 3.2, DisplayPortNo
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Bluetoothv5.1v4.2
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Bluetooth A2DPA2DPYes
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bluetooth LELEYes
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Bluetooth AptXaptX Adaptive-
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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Features
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SensorsDual accelerometer, dual compass, fingerprint, dual gyroscope, dual proximityAccelerometer, barometer, gyro, heart rate
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4449 mAh570 / 590 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 23W-
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Wireless charging-Yes
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Talk time 4G28 h-
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Tests and performance
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Antutu750000 (v9)-
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Geekbench(single-core)1091 (v5.4)-
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Geekbench(multi-core)3517 (v5.4)-
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Cost
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Price1900 USD170 USD
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