Motorola Moto X4 vs vivo X21 UD
Motorola Moto X4
vivo X21 UD
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTELTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speed-LTE
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LTE-A speedLTE-A, (3CA) 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 announced2017-82018-3
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Status2017-92018
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Design
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Build-Front glass, aluminum body
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height148.4 mm154.5 mm
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Width73.4 mm74.8 mm
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Thickness8 mm7.4 mm
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Weight163 g156.2 g
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WaterproofIP68, 1.5 m and 30 minutes-
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Dust proofIP68-
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ColorsSterling Blue, Super BlackAurora White, Black, Ruby Red
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Display
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Display typeLTPS IPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.2 inches6.28 inches
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Resolution1080 x 1920 pixels1080 x 2280 pixels
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Pixel density424 ppi402 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass-
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUOcta-core 2.2 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 Snapdragon 630Qualcomm SDM660 Snapdragon 660
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GPUAdreno 508Adreno 512
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Memory RAM3 GB6 GB
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Internal storage32 GB128 GB
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Memory cardmicroSDmicroSD(uses second SIM slot)
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Memory card max256 GB256 GB
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OS
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OSAndroid 7.1 (Nougat)Android 8.1 (Oreo)
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Main camera
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Camera typeDualDual
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Main camera12 MP, f/2.012 MP, f/1.8 , 1/2.5" , 1.4 µm
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8 MP, f/2.25 MP, f/2.4
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Primary camera resolution-4032 x 3024 pixels
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Primary camera video2160p@30fps, 1080p@30/60fps1080p@30fps
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Primary camera Autofocusphase detection autofocusdual pixel phase detection autofocus
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Primary camera flashduad-LED (dual tone) flashLED flash
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Camera features1.12 µm pixel size @ 8 MP, 1.4 µm pixel size @ 12 MP, auto-HDR, face detection, geo-tagging, panorama, touch focusGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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FlashLED flash-
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Selfie camera16 MP, f/2.0 , 1.0 µm12 MP, f/2.0
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Selfie camera resolution-4032 x 3024 pixels
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Selfie camera video1080p1080p@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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Earpiece-Yes
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Multimedia
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Radio FMFM radioFM 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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USBType-C 1.0 reversible connectormicroUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth EDRYes-
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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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GALILEOYes-
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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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JavaNo-
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SensorsFingerprint (front-mounted), accelerometer, compass, gyro, proximityFingerprint (under display), accelerometer, compass, 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 capacity3000 mAh3200 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Wireless chargingYes-
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