Xiaomi Redmi S2 (Redmi Y2) vs vivo V9 6GB
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Xiaomi Redmi S2 (Redmi Y2)
vivo V9 6GB
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA - ChinaGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) - Global; LTE frequency band 1(2100), 3(1800), 5(850), 40(2300), 41(2500) - India; LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - ChinaLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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HSPA speedHSPA-
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LTE speedLTELTE, Cat12, 600 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-52018-6
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Status2018-52018-7
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Design
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BuildFront glass, plastic bodyFront glass, aluminum body
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height160.7 mm154.8 mm
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Width77.3 mm75 mm
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Thickness8.1 mm7.9 mm
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Weight170 g150 g
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ColorsGold, Gray, Rose GoldBlack, Red
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.99 inches6.3 inches
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Resolution720 x 1440 pixels1080 x 2280 pixels
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Pixel density269 ppi400 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUOcta-core 2.0 GHz ARM Cortex-A53Quad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetQualcomm MSM8953 Snapdragon 625Qualcomm SDM660 Snapdragon 660
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GPUAdreno 506Adreno 512
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Memory RAM3, 4 GB6 GB
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Internal storage32, 64 GB64 GB
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Memory cardmicroSDmicroSD
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Memory card max256 GB256 GB
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OS
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OSAndroid 8.1 (Oreo)Android 8.1 (Oreo)
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Main camera
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Camera typeDualDual
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Main camera12 MP, f/2.2 , 1.25 µm13 MP, f/2.2
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5 MP2 MP
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Primary camera resolution4000 x 3000 pixels4608 x 3456 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@30fps
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Primary camera Autofocusphase detection autofocusphase detection autofocus
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Primary camera flashLED flashdual-LED flash
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Electronic image stabilizationEIS (gyro)-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusHDR, Panorama
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Selfie camera
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FlashLED flash-
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Selfie camera16 MP12 MP, f/2.0
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Selfie camera resolution4608 x 3456 pixels4032 x 3024 pixels
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Secondary camera HDRHDR-
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Selfie camera video-1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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EarpieceYesYes
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Multimedia
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Radio FMFM radioFM radio
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Radio recording-recording
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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 HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.2v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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InfraredYes-
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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 SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush EmailPush Email
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, proximityFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3080 mAh3260 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
