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Oppo A57 vs Sharp Z2

 
Brief information about compared phones: Oppo A57 , Sharp Z2

Oppo A57 2016 year of release. cpu Octa-core 1.4 GHz Cortex-A53. screen 5.2". with resolution 720x1280. Smartphone has 16 megapixel front camera and 13 megapixel main camera .

Sharp Z2 2016 year of release. cpu Deca-core (2x2.3GHz Cortex-A72. screen 5.5". with resolution 1080x1920. Smartphone has 8 megapixel front camera and 16 megapixel main camera .

Display Technology IPS LCD LTPS IPS LCD
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 5.2" inch 5.5" inch
Screen area 74.5 cm2 83.4 cm2
Screen format 16:9 (height:width) 16:9 (height:width)
Screen to body ratio 68.6% 71.7%
Screen resolution 720 x 1280 px 1080 x 1920 px
PPI /points per inch/ 282 PPI 401 PPI
Screen protection Corning Gorilla Glass 4 Corning Gorilla Glass (unspecified version)
Camera and Video Rear camera, main 13 MP, Single 16 MP, Single
Camera specs 13 MP, PDAF, f/2.2 16 MP, PDAF
Functions LED flash, HDR, panorama LED flash, panorama, HDR
Video 1080p@30fps 1080p@30fps
Front camera, selfie 16 MP, Single 8 MP, Single
Specifications 16 MP, f/2.0, 1.12µm, AF 8 MP
Performance Operating system OS Android 6 (Marshmallow); ColorOS 3 Android 6.0 (Marshmallow)
Chipset Qualcomm MSM8940 Snapdragon 435 (28 nm) Mediatek MT6797 Helio X20 (20 nm)
Processor CPU Octa-core 1.4 GHz Cortex-A53 Deca-core (2x2.3GHz Cortex-A72, 4x2.0GHz Cortex-A53, 4x1.4GHz Cortex-A53)
Graphics processor GPU Adreno 505 Mali-T880 MP4
External memory microSD, up to 256 GB microSD, up to 256 GB (uses SIM 2 slot)
Internal memory 32 GB, 3 GB RAM 32 GB, 512GB 4GB
Antutu 7 score 46782 85326
GeekBench 4 Single Core 657
GeekBench 4 Multi-Core 2764
GeekBench 4 RenderScript 2302
General specs Release date 2016, November 2016, October
Dimensions (HxWxD) 149.1 Х 72.9 Х 7.7 mm 153 Х 76 Х 8.4 mm
Weight 147 g 160 g
Colors Black, Gold, Rose Gold Silver, Gold
Battery 2900 mAh,  Non-removable Li-Ion 3000 mAh,  Non-removable Li-Ion
Approximate price 200 EUR 330 EUR
Body build Front glass, aluminum body
Communication and Connectivity SIM card Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
Network Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed HSPA, LTE HSPA, LTE
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n, hotspot
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS
NFC
USB microUSB 2.0, USB Host Type-C 1.0 reversible connector
Bluetooth 4.1, A2DP 4.1, A2DP, LE
Music and Audio Radio FM radio FM radio
Headphone jack Yes Yes
Others Active noise cancellation with dedicated mic
Other features Dop Sensors Fingerprint (front-mounted), accelerometer, proximity, compass - Also known as Oppo F3 Lite in Vietnam Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, Infrared port

An overview of the main advantages of each of the devices

Reasons to buy A57
  • Screen 5.2"
  • Front camera 16 MP
  • External memory microSD GB
Reasons to buy Z2
  • Screen 5.5"
  • Front camera 8 MP
  • Main camera 16 MP
  • Internal memory 512 GB
  • External memory microSD GB