Oppo Watch Stainless steel vs Xiaomi Mi A2
Oppo Watch Stainless steel
Xiaomi Mi A2
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Network
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2G networkN/AGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
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HSPA speed-HSPA
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LTE speed-LTE
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GPRS-Yes
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EDGE-Yes
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Availability
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Oficially announced2020-032018-4
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Status2020-032018
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Design
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BuildGlass front, stainless steel frame, ceramic/sapphire crystal backFront glass, aluminum body
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SIMeSIMHybrid Dual SIM (Nano-SIM, dual stand-by)
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Height46 mm158.7 mm
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Width39 mm75.4 mm
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Thickness11.4 mm7.3 mm
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Weight45.5 g168 g
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Waterproof5ATM-
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ECGECG certified-
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ColorsSilverBlack, Cherry Pink, Flame Red, Glacier Blue, Sand Gold
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Display
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Display typeAMOLED flexible capacitive touchscreenLTPS IPS LCD capacitive touchscreen
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Physical size1.91 inches5.99 inches
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Resolution402 x 476 pixels1080 x 2160 pixels
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Pixel density326 ppi403 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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Multitouch-Yes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.2 GHz Cortex-A7Quad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetQualcomm MSM8909W Snapdragon Wear 2500Qualcomm SDM660 Snapdragon 660
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GPUAdreno 304Adreno 512
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Memory RAM1 GB4, 6 GB
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Internal storage8 GB64, 128 GB
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Memory cardNomicroSD(uses second SIM slot)
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Memory card max-256 GB
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StorageeMMC 4.5-
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OS
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OSColorOS Watch OSAndroid 8.1 (Oreo); Android One
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Main camera
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Camera type-Dual
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Primary cameraNo-
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Main camera12 MP, f/1.8 , 1/2.9" , 1.25 µm, 2x optical zoom
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20 MP, f/1.8 , 1/2.8" , 1 µm
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Primary camera resolution-4000 x 3000 pixels
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Primary camera video-2160p@30fps, 1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flash-LED flash
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Electronic image stabilization-EIS (gyro)
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Camera features-Geo-tagging, HDR, face detection, panorama, touch focus
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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Headphone adapter-Yes
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBNoType-C 1.0 reversible connector
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BDSYesYes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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SensorsAccelerometer, barometer, gyro, heart rateFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity430 mAh3010 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Qualcomm Quick Charge 3.0
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Wireless chargingYes-
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Cost
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Price450 USD-
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Selfie camera
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Selfie camera20 MP, f/1.8 , 1/2.8" , 1.0 µm
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Selfie camera resolution-5384 x 3752 pixels
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Secondary camera HDR-Auto HDR
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Selfie camera video-1080p@30fps
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Browser
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HTML-HTML5
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