vivo X21 UD vs Oppo R15
vivo X21 UD
Oppo R15
-
Network
-
2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
-
3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
-
4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 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), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
-
HSPA speedHSPAHSPA
-
LTE speedLTELTE
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2018-32018-3
-
Status20182018
-
Design
-
BuildFront glass, aluminum bodyFront glass, aluminum body
-
SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
-
Height154.5 mm155.1 mm
-
Width74.8 mm75.2 mm
-
Thickness7.4 mm7.4 mm
-
Weight156.2 g175 g
-
ColorsAurora White, Black, Ruby RedHot Red, Snow White, Star Purple
-
Display
-
Display typeSuper AMOLED capacitive touchscreenAMOLED capacitive touchscreen
-
Physical size6.28 inches6.28 inches
-
Resolution1080 x 2280 pixels1080 x 2280 pixels
-
Pixel density402 ppi401 ppi
-
Display colors1677721616777216
-
Protection-Corning Gorilla Glass 5
-
MultitouchYesYes
-
Hardware
-
CPUOcta-coreOcta-core
-
CPUQuad-core 2.2 GHz Kryo 260Quad-core 2 GHz Cortex-A73
-
CPU(second)quad-core 1.8 GHz Kryo 260quad-core 2 GHz Cortex-A53
-
ChipsetQualcomm SDM660 Snapdragon 660Mediatek Helio P60
-
GPUAdreno 512Mali-G72 MP3
-
Memory RAM6 GB6 GB
-
Internal storage128 GB128 GB
-
Memory cardmicroSD(uses second SIM slot)microSD(uses second SIM slot)
-
Memory card max256 GB256 GB
-
OS
-
OSAndroid 8.1 (Oreo)Android 8.1 (Oreo)
-
Main camera
-
Camera typeDualDual
-
Main camera12 MP, f/1.8 , 1/2.5" , 1.4 µm16 MP, f/1.7 , 1/2.6" , 1.22 µm
-
5 MP, f/2.45 MP, f/2.2
-
Primary camera resolution4032 x 3024 pixels4608 x 3456 pixels
-
Primary camera video1080p@30fps2160p@30fps
-
Primary camera Autofocusdual pixel phase detection autofocusphase detection autofocus
-
Primary camera flashLED flashLED flash
-
Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face detection, panorama, touch focus
-
Selfie camera
-
Selfie camera12 MP, f/2.020 MP, f/2.0
-
Selfie camera resolution4032 x 3024 pixels5184 x 3880 pixels
-
Selfie camera video1080p@30fps1080p
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
-
EarpieceYes-
-
Multimedia
-
Radio-No
-
Radio FMFM radio-
-
Connectivity
-
WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
-
WLAN WiFi HotspotYesYes
-
WLAN WiFi DirectYesYes
-
WLAN WiFi Dual BandYesYes
-
USBmicroUSB 2.0microUSB 2.0
-
USB On-The-GoYesYes
-
Bluetoothv5.0v4.2
-
Bluetooth A2DPYesYes
-
bluetooth LEYesYes
-
Bluetooth EDR-Yes
-
GPSYes, with A-GPSYes, with A-GPS
-
GLONASSYesYes
-
Features
-
Messaging SMSSMS(threaded view)SMS(threaded view)
-
Messaging MMSMMSMMS
-
Messaging EmailEmailEmail
-
Messaging Push EmailPush EmailPush Email
-
SensorsFingerprint (under display), accelerometer, compass, proximityFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
-
Browser
-
HTMLHTML5HTML5
-
Battery
-
Battery typeLi-IonLi-Po
-
Battery capacity3200 mAh3450 mAh
-
Battery removableNon-removableNon-removable
-
Fast battery chargingYesVOOC Flash Charge