Xiaomi Redmi A2 vs vivo S12
Xiaomi Redmi A2
vivo S12
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - global version; 1, 3, 5, 8, 40, 41 - IndiaLTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
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5G network-5G band 1, 3, 5, 8, 28, 41, 77, 78 SA/NSA
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTELTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2023-032021-12
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Status2023-032021-12
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Design
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BuildPlasticPlastic, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height164.9 mm157.2 mm
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Width76.8 mm72.4 mm
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Thickness9.1 mm7.4/7.6 mm
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Weight192 g179/181 g
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ColorsBlack, Blue, GreenBlack, Blue, Yellow
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Display
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Display typeIPS LCDAMOLED
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Physical size6.52 inches6.44 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density269 ppi409 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screenScratch resistant, 2.5D curved glass screen
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Display features400 nits (typ)-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.2 GHz Cortex-A53Quad-core 2.6 GHz Cortex-A78
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CPU(second)quad-core 1.7 GHz Cortex-A53quad-core 2.0 GHz Cortex-A55
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ChipsetMediatek Helio G36MediaTek MT6891Z Dimensity 1100 5G
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GPUPowerVR GE8320Mali-G77 MC9
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Memory RAM2, 3 GB8, 12 GB
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Internal storage32 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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StorageeMMC 5.1UFS 3.1
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OS
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OSAndroid 12 Go edition, MIUIAndroid 11, Origin OS Ocean
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 8 MP, f/2.0(wide) , 108 MP, f/1.9 , 26 mm, 1/1.52"
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(depth) , 0.08 MP(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
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(macro) , 2 MP, f/2.4
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Primary camera resolution3264 x 2448 pixels12000 x 9000 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashdual-LED flashdual-LED flash
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Camera featuresAutofocus, 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 autofocusAutofocus, continuous shooting, digital zoom, digitam image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleDual
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Selfie camera5 MP, f/2.244 MP, f/2.0 , (wide)
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(ultrawide) , 8 MP, f/2.3 , 105˚
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Selfie camera resolution2560 x 1944 pixels-
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Selfie camera featuresFace unlockFace unlock, autofocus, HDR, face detection, panorama, geotagging, digital image stabilization
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Selfie camera video1080p@30fps4K@30fps, 1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHzWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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NFCNoYes
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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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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity5000 mAh42000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 10WVivo Super FlashCharge, 44W
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Talk time 4G28 h-
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Standby time 4G626 h-
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Tests and performance
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Antutu127000 (v9)609479 (v8)
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Geekbench(single-core)188 (v5.2)857 (v5.2)
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Geekbench(multi-core)987 (v5.2)3421 (v5.2)
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Cost
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Price90 USD440 USD
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