T-Mobile REVVL 4+ vs Xiaomi Mi Watch (China)
T-Mobile REVVL 4+
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, 1700(AWS), 1900HSDPA 850, 900, 1900
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 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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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, 603 Mbps download, 150 Mbps upload-
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GPRSYes-
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EDGEYes-
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Availability
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Oficially announced2020-082019-11
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Status2020-092019-11
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Design
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SIMNano-SIMeSIM
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Height165.4 mm44.7 mm
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Width75.2 mm36.9 mm
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Thickness8.1 mm12.3 mm
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Weight180 g44 / 56 g
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ColorsGrayBlack, Silver
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Display
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Display typeIPS LCDSuper AMOLED capacitive touchscreen
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Physical size6.52 inches1.78 inches
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Resolution720 x 1440 pixels368 x 448 pixels
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Pixel density247 ppi326 ppi
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Display colors1677721616777216
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.0 GHz Kryo 260 GoldQuad-core 1.2 GHz Cortex-A7
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CPU(second)quad-core 1.8 GHz Kryo 260 Silver
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ChipsetQualcomm SDM665 Snapdragon 665Qualcomm Snapdragon Wear 3100
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GPUAdreno 610Adreno 304
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Memory RAM4 GB1 GB
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Internal storage64 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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OS
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OSAndroid 10Proprietary wearable platform
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Main camera
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Camera typeDual-
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Main camera16 MP
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5 MP
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Primary camera video1080p@30fps-
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Primary camera flashdual-LED dual-tone flash-
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Camera featuresHDR, Panorama-
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera16 MP
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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EarpieceYes-
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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, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBType-C 2.0No
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Bluetoothv5.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYesYes
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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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SensorsAccelerometer, fingerprint, 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-IonLi-Ion
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Battery capacity4000 mAh570 / 590 mAh
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Battery removableNon-removableNon-removable
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Wireless charging-Yes
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Cost
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Price230 USD170 USD