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oppo a77 (mediatek)
oppo r9s

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Brand
 oppo oppo
Model
 oppo a77 (mediatek) oppo r9s
Announced
 2017 May 2016 October
Status
 Available. Released 2017 May Available. Released 2016 October
Device Body
Dimensions
 153.3 x 75.2 x 7.3 mm ( 6.04 x 2.96 x 0.29 in ) 153 x 74.3 x 6.6 mm ( 6.02 x 2.93 x 0.26 in )
Weight in gram
 153 145
SIM card
 Hybrid dual SIM ( Nano-SIM | dual stand-by ) Hybrid dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
Display type
 IPS LCD AMOLED
Display resolution
 1080 x 1920 pixels | 16 : 9 ratio ( ~401 pixel per inch density ) 1080 x 1920 pixels | 16 : 9 ratio ( ~401 pixel per inch density )
Display size
 5.5 inches | 83.4 cm2 ( ~72.3% screen to body ratio ) 5.5 inches | 83.4 cm2 ( ~73.4% screen to body ratio )
Display Protection
Operating System
 android 6 ( marshmallow ) | coloros 3 android 6.0.1 ( marshmallow )
CPU
 Octa-core ( 4x1.5 GHz cortex-a53 & 4x1.0 GHz cortex-a53 ) Octa-core 2.0 GHz cortex-a53
Chipset
 mediatek mt6750t ( 28 nm ) Qualcomm msm8953 snapdragon 625 ( 14 nm )
GPU
 mali-t860mp2 adreno 506
Memory card
 microsdxc ( uses shared sim slot ) microsdxc ( uses shared sim slot )
Memory v1
 64gb 4gb RAM 64gb 4gb RAM
Memory v2
Primary camera
13 megapixel| lens aperture2.2 | phase detection autofocus
16 megapixel| lens aperture1.7 | 1/2.8" | 1.12µm | Dual Pixel phase detection autofocus
Secondary camera
16 megapixel| lens aperture2.0 | 26mm ( wide ) | 1/3.06" | 1.0µm
16 megapixel| lens aperture2.0 | 26mm ( wide ) | 1/3.06" | 1.0µm
Loud speaker
 Yes Yes
Audio jack
 Yes Yes
WLAN
 Wi-Fi 802.11 a/b/g/n | Wi-Fi Direct | hotspot Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot
Bluetooth
 4.0 | a2dp 4.0 | a2dp
GPS
 Yes with a-gps Yes with a-gps
NFC
 No No
Radio
 No No
USB
 microusb 2.0 | USB on-the-go microusb 2.0
Sensors
 fingerprint ( front-mounted ) | accelerometer | proximity | compass fingerprint ( front-mounted ) | accelerometer | gyroscope | proximity | compass
Battery
 Li-lon 3200 mAh | Non-removable li-po 3010 mAh | Non-removable
Battery Charge
Colors
 gold, gold color gradations, black black, gold, gold color gradations, red
Network technology
 gsm / hspa / lte gsm / cdma / hspa / evdo / lte
5G bands
Network speed
 hspa 42.2/5.76 mbps lte hspa 42.2/5.76 mbps lte-a (2ca) cat6 300/50 mbps
GPRS
EDGE
Approx price
  • 260 GBP
  • 319 EUR
  • 3070 NOK
  • 3300 SEK
  • 19800 RUB
  • 320 USD
  • 1670 BRL
  • 460 AUD
  • 420000 KRW
  • 43000 JPY
  • 440 SGD
  • 1410 MYR
  • 1160 AED
  • 5300 ZAR
  • 380 GBP
  • 450 EUR
  • 4450 NOK
  • 4700 SEK
  • 28700 RUB
  • 460 USD
  • 2420 BRL
  • 660 AUD
  • 600000 KRW
  • 62000 JPY
  • 640 SGD
  • 2040 MYR
  • 1680 AED
  • 7700 ZAR