ZTE Blade A31 Plus vs ZTE Blade A51

Phones Images
PHONES
Phone Names ZTE Blade A31 Plus ZTE Blade A51
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 411, 3, 5, 7, 8, 20, 28, 38, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2021, October 312021, May 08
StatusAvailable. Released 2021, October 31Available. Released 2021, May 08
Body
Dimensions159.2 x 77.5 x 9.6 mm (6.27 x 3.05 x 0.38 in)166.5 x 75.6 x 8.5 mm (6.56 x 2.98 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight-173.7 g (6.14 oz)
Display
Resolution480 x 960 pixels, 18:9 ratio (~179 ppi density)720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Size6.0 inches, 92.9 cm2 (~75.3% screen-to-body ratio)6.52 inches, 102.6 cm2 (~81.5% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUOcta-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
ChipsetUnisoc SC9863A (28 nm)Unisoc SC9863A (28 nm)
GPUIMG8322IMG8322
OSAndroid 11 (Go edition)Android 11 (Go edition)
Memory
Card slotmicroSDXCmicroSDXC
Internal32GB 1GB RAM32GB 2GB RAM, 64GB 2GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
Dual-13 MP, AF 2 MP
FeaturesLED flash, HDRLED flash, HDR
Single5 MP (up-scaled to 8 MP)-
Video720p@30fps1080p@30fps
Selfie camera
Single2 MP (up-scaled to 5 MP)5 MP
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.2, A2DP, LE4.2, A2DP, LE
NFCYesYes
PositioningGPS, GLONASSGPS, GLONASS
RadioFM radioFM radio
USBmicroUSB 2.0USB Type-C 2.0, OTG
WLANWi-Fi 802.11 b/g/nWi-Fi 802.11 b/g/n
Features
SensorsAccelerometerFingerprint (rear-mounted), accelerometer, proximity
Battery
TypeLi-Ion 3000 mAhLi-Ion 3200 mAh
Misc
ColorsBlue, GrayBlue, Gray