Compare Devices

zte blade a7s 2020
oppo a6 4g
blu g91 pro
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Brand
 zte oppo blu
Model
 zte blade a7s 2020 oppo a6 4g blu g91 pro
Announced
 2020 November 03 2026 January 13 2021 August 26
Status
 Available. Released 2020 November 03 Available. Released 2026 January 13 Available. Released 2021 August 26
Device Body
 glass front | plastic frame | plastic back
Dimensions
 164.7 x 77.4 x 8.2 mm ( 6.48 x 3.05 x 0.32 in ) 166.6 x 78.5 x 8.6 mm ( 6.56 x 3.09 x 0.34 in ) 165.2 x 76.9 x 8.9 mm ( 6.50 x 3.03 x 0.35 in )
Weight in gram
 182 215 201
SIM card
 dual SIM ( Nano-SIM | dual stand-by ) Nano-SIM + Nano-SIM dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 No ip68/ip69 dust tight and water resistant high pressure water jets; immersible up to 1.5meterfor 30 min No
Display type
 IPS LCD IPS LCD | 120hz | 1125 Luminance units ( the peak ) IPS LCD
Display resolution
 720 x 1560 pixels | 19.5 : 9 ratio ( ~264 pixel per inch density ) 720 x 1570 pixels | 19.5 : 9 ratio ( ~256 pixel per inch density ) 1080 x 2400 pixels | 20 : 9 ratio ( ~393 pixel per inch density )
Display size
 6.5 inches | 103.7 cm2 ( ~81.4% screen to body ratio ) 6.75 inches | 111.4 cm2 ( ~85.2% screen to body ratio ) 6.7 inches | 108.4 cm2 ( ~85.3% screen to body ratio )
Display Protection
Operating System
 android 10 android 15 | coloros 15 android 11
CPU
 Octa-core ( 4x1.6 GHz cortex-a55 & 4x1.2 GHz cortex-a55 ) Octa-core ( 4x2.8 GHz cortex-a73 & 4x1.9 GHz cortex-a53 ) Octa-core ( 2x2.0 GHz cortex-a76 & 6x2.0 GHz cortex-a55 )
Chipset
 unisoc sc9863a ( 28nm ) Qualcomm sm6225 snapdragon 685 ( 6 nm ) mediatek mt6785 helio g90 ( 12 nm )
GPU
 img8322 adreno 610 mali-g76 mc4
Memory card
 microsdxc microsdxc microsdxc
Memory v1
 64gb 3gb RAM 128gb 6gb RAM 128gb 6gb RAM
Memory v2
 128gb 8gb RAM | 256gb 4gb RAM | 256gb 6gb RAM | 256gb 8gb RAM
Primary camera
16 megapixel| ( wide ) | Auto focus
8 megapixel| lens aperture2.2 | 120˚ | 16mm ( ultrawide )
2 megapixel| lens aperture2.4 | ( depth )
50 megapixel| lens aperture1.8 | ( wide ) | phase detection autofocus
auxiliary lens
48 megapixel| lens aperture1.8 | ( wide ) 1/2.0" | 0.8µm | phase detection autofocus
5 megapixel| lens aperture2.2 | ( ultrawide )
2 megapixel| lens aperture2.4 | ( macro )
2 megapixel| lens aperture2.4 | ( depth )
Secondary camera
8 mega pixel
8 megapixel| lens aperture2.0 | ( wide )
16 megapixel| lens aperture2.0
Loud speaker
 Yes Yes with stereo speakers Yes
Audio jack
 Yes No Yes
WLAN
 Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot Wi-Fi 802.11 a/b/g/n/ac | dual-band Wi-Fi 802.11 a/b/g/n | Wi-Fi Direct | hotspot
Bluetooth
 4.2 | a2dp 5.0 | a2dp | le | aptx 4.1.0 | a2dp | le
GPS
 Yes with a-gps Yes with a-gps
NFC
 Yes Yes ( market/region dependent ) No
Radio
 FM Radio unspecified FM Radio
USB
 Yes USB Type-C 2.0 | otg USB Type-C 2.0 | USB on-the-go
Sensors
 fingerprint ( rear-mounted ) | accelerometer | proximity fingerprint ( side-mounted ) | accelerometer | proximity | compass fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass
Battery
 Li-lon 4000 mAh | Non-removable si/c Li-lon 7000 mAh li-po 5000 mAh | Non-removable
Battery Charge
 45w wired | 33w pps | 13.5w pd | 36% in 30 min | 5w reverse wired Fast charging 30w | Fast wireless charging 10w
Colors
 black, blue blue color gradations, gold color gradations graphite color, moonstone
Network technology
 gsm / hspa / lte gsm / hspa / lte gsm / hspa / lte
5G bands
Network speed
 hspa 42.2/5.76 mbps lte cat4 150/50 mbps hspa lte hspa 42.2/5.76 mbps lte-a (2ca) cat6 300/50 mbps
GPRS
EDGE
Approx price
  • 100 GBP
  • 130 EUR
  • 1190 NOK
  • 1300 SEK
  • 7700 RUB
  • 130 USD
  • 650 BRL
  • 180 AUD
  • 160000 KRW
  • 17000 JPY
  • 170 SGD
  • 550 MYR
  • 450 AED
  • 2100 ZAR
  • 150 GBP
  • 186 EUR
  • 1740 NOK
  • 1900 SEK
  • 11300 RUB
  • 180 USD
  • 950 BRL
  • 260 AUD
  • 240000 KRW
  • 24000 JPY
  • 250 SGD
  • 800 MYR
  • 660 AED
  • 3000 ZAR