Xiaomi Redmi Watch 2 vs Xiaomi Redmi Watch 4
Xiaomi Redmi Watch 2
Xiaomi Redmi Watch 4
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Network
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2G networkN/AN/A
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3G networkN/AN/A
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4G networkN/AN/A
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Availability
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Oficially announced2021-102023-12
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Status2021-112023-12
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Design
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BuildPlastic back, plastic framePlastic back, plastic frame
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SIMNoNo
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Height39.1 mm47.6 mm
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Width34.4 mm41.1 mm
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Thickness10 mm10.5 mm
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Weight31 g31.5 g
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Waterproof5ATM (up to 50 meters)5ATM (up to 50 meters)
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ColorsBlack, Blue, IvoryBlack, White
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Display
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Display typeAMOLEDAMOLED
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Physical size1.6 inches1.97 inches
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Resolution360 x 320 pixels450 x 390 pixels
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Pixel density301 ppi302 ppi
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Display features-Always-on display
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Hardware
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Memory cardNoNo
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OS
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OSProprietary OSHyperOS
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Sound
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3.5mm jackNoNo
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LoudspeakerNoNo
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Multimedia
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RadioNoNo
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Connectivity
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WLANNoNo
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USBNoNo
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Bluetoothv5.2v5.3
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYesYes (market dependent)
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSS-Yes
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Features
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SensorsAccelerometer, compass, heart rate, SpO2Accelerometer, compass, heart rate, gyroscope, SpO2
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity230 mAh470 mAh
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Battery removableNon-removableNon-removable
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Cost
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Price60 USD75 USD
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