vivo X21i vs Google Pixel 2 XL
vivo X21i
Google Pixel 2 XL
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 32(1500), 38(2600), 40(2300), 41(2500), 66(1700/2100)
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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 speedLTE-
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LTE-A speed-LTE-A, (3CA) Cat15, 800 Mbps download, 75 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-52017-10
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Status2018-52017-10
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Design
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BuildAluminium alloy, glass-
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Nano-SIM card & eSIM
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Height154.4 mm157.9 mm
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Width75 mm76.7 mm
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Thickness7 mm7.9 mm
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Weight159 g175 g
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Waterproof-IP67 certified, 1 m and 30 minutes
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Dust proof-IP67
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ColorsAurora White, Black, Ruby RedBlack & White, Just Black
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Display
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Display typeSuper AMOLED capacitive touchscreenP-OLED capacitive touchscreen
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Physical size6.28 inches6.0 inches
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Resolution1080 x 2280 pixels1440 x 2880 pixels
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Pixel density402 ppi538 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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MultitouchYesYes
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Display features-Always-on display, 100% DCI-P3 coverage
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2 GHz Cortex-A73Quad-core 2.35 GHz Kryo
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CPU(second)quad-core 2 GHz Cortex-A53quad-core 1.9 GHz Kryo
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ChipsetMediatek MT6771 Helio P60Qualcomm MSM8998 Snapdragon 835
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GPUMali-G72 MP3Adreno 540
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Memory RAM4, 6 GB4 GB
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Internal storage64, 128 GB64, 128 GB
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Memory cardmicroSD(uses second SIM slot)
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Memory card max256 GB-
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OS
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OSAndroid 8.1 (Oreo)Android 8.0 (Oreo)
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Main camera
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Camera typeDual-
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Main camera12 MP, f/1.8 , 1/2.5" , 1.4 µm12.2 MP, f/1.8
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5 MP, f/2.4
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Primary camera resolution4032 x 3024 pixels-
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Primary camera video1080p@30fps2160p@30fps, 1080p@30/60/120fps, 720p@240fps
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Primary camera Autofocusdual pixel phase detection autofocusphase detection & laser autofocus
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Primary camera flashLED flashdual-LED flash
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Primary camera optical image stabilization-optical image stabilization
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focus1.4 µm pixel size, 1/2.6" sensor size, HDR, face detection, geo-tagging, panorama, touch focus
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Selfie camera
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Selfie camera24 MP8 MP, f/2.4 , 1/3.2" , 1.4 µm
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Selfie camera resolution5632 x 4224 pixels-
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Selfie camera video1080p@30fps1080p
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-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 BandYesYes
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WLAN DLNA-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB On-The-GoYes-
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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BDS-Yes
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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 IM-IM
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Messaging Push EmailPush Email-
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Messaging Push Mail-Push Mail
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Java-No
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SensorsFingerprint (rear-mounted), accelerometer, compass, proximityFingerprint (rear-mounted), accelerometer, barometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3425 mAh3520 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes