Comparisons / Comparison of Oppo F7 and Vivo X21 UD

Comparison of Oppo F7 and Vivo X21 UD [S]ave

Attribute
Oppo F7 ×
Vivo X21 UD ×
General
BrandOppoVivo
Launch
Announced2018-03-012018-03-01
Body
Width (mm)7.87.4
Length (mm)156154.5
Height (mm)75.374.8
Weight (g)158156.2
SIMDual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
FrontGlassGlass
BackPlasticAluminum
FramePlasticAluminum
Network
Technology
  • GSM
  • HSPA
  • LTE
  • CDMA
  • GSM
  • HSPA
  • LTE
2G bands
  • GSM 850 / 900 / 1800 / 1900
  • CDMA 800 & TD
  • GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
  • HSDPA 850 / 900 / 2100
  • HSDPA 850 / 900 / 1900 / 2100
4G bands
  • 1, 3, 5, 8, 38, 40, 41
  • 1, 2, 3, 5, 8, 34, 38, 39, 40, 41
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat13 600/100 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
Platform
OSAndroid 8.1 (Oreo)Android 8.1 (Oreo)
ChipsetMediatek MT6771 Helio P60 (12 nm)Qualcomm SDM660 Snapdragon 660 (14 nm)
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPUMali-G72 MP3Adreno 512
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (uses shared SIM slot)
Internal
  • 128GB 6GB RAM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Display
Size (in)6.236.28
Resolution (px)1080 x 22801080 x 2280
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 3
Display TypeLTPS IPS LCDSuper AMOLED
Battery
TypeLi-IonLi-Ion
Charging-Fast charging 18W
Capcity (mAh)34003200
Main Camera
Main Camera TypeSingleDual
Main Camera Properties
  • 16 MP, f/1.8, PDAF
  • 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF
  • 5 MP, f/2.4, (depth)
Main Camera Video1080p@30fps1080p@30fps
Main Camera FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Selfie Camera
Selfie Camera TypeSingleSingle
Selfie Camera Properties
  • 25 MP, f/2.0, 1/2.8", 0.9µm
  • 12 MP, f/2.0, (wide), 1/2.8", 1.28µm
Selfie Camera Video1080p@30fps1080p@30fps
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth4.2, A2DP, LE5.0, A2DP, LE
GPS++
NFC--
RadioFM radioFM radio
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0, USB On-The-Go
Sound
Loudspeaker++
3.5mm jack++
Features
Sensors
  • Fingerprint (rear-mounted)
  • accelerometer
  • compass
  • gyro
  • proximity
  • Fingerprint (under display
  • accelerometer
  • compass
  • optical)
  • proximity
Misc
Colors
  • Diamond Black
  • Moonlight Silver
  • Solar Red
  • Black
  • Ruby Red
Models
  • 1821
  • CPH1819
  • CPH1821
  • X21UD A



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