Oppo A57 specifications , advantages , disadvantages and review
Oppo A57 has got a fantastic expandable memory via the card slot microSD , It can be increased up to 256 GB (uses SIM 2 slot) , It includes a superb internal memory of 32 GB , It presents a great 3 GB RAM that is very suitable in multitasking performance .
Oppo A57 advantages
Oppo A57 supports Android OS, v6.0 ( Marshmallow ) , It offers chipset of Qualcomm MSM8940 Snapdragon 435 , It offers Octa-core 1.4 GHz Cortex-A53 , It comes with Adreno 505 and it has got a superb performance without any lags .
Oppo A57 provides you with a primary camera of 13 MP , f/2.2 , phase detection autofocus , LED flash , It contains features of touch focus , geo-tagging , face detection , HDR , panorama and it takes fantastic photos with high quality .
Oppo A57 has got Full HD video recording of [email protected] , It provides you with a superb secondary camera of 16 MP , f/2.0 , 1.12 µm pixel size , 1080p , It offers superb selfies and it contains Dual SIM ( Nano-SIM , dual stand-by ) .
Oppo A57 brings IPS LCD capacitive touchscreen , 16M colors , It includes a big size of 5.2 inches (~68.6% screen-to-body ratio) that enables you to watch video , play the games & browse the Internet .
Oppo A57 offers HD resolution of 720 x 1280 pixels (~282 ppi pixel density) , It contains multiple touch feature , It supports Color OS 3.0 , It brings a photo/video editor , It provides you a document viewer and it includes a wonderful build quality .
Oppo A57 is announced in 2016 , November , It is released in 2016 , December , It gives you body dimensions of 149.1 x 72.9 x 7.7 mm (5.87 x 2.87 x 0.30 in) , It is slim and it comes with a lightweight of 147 g (5.19 oz) .
Oppo A57 includes 2G bands GSM , It presents 3G bands HSDPA 850 / 900 / 1900 / 2100 & TD-SCDMA , It presents 4G bands LTE band 1(2100) , 3(1800) , 5(850) , 8(900) , 38(2600) , 39(1900) , 40(2300) , 41(2500) and its speed is HSPA , LTE .
Oppo A57 has got Sound Alert types as Vibration , MP3 & WAV ringtones , It presents a loudspeaker , It contains 3.5 mm jack , It provides you with FM radio , It gives you MP4/H.264/FLAC player and it brings MP3/eAAC+/WAV player .
Oppo A57 contains Comms WLAN such as hotspot , Wi-Fi 802.11 a/b/g/n , It presents Bluetooth v4.1, A2DP , It supports USB , microUSB v2.0 , USB Host , It contains GPS, with A-GPS and it provides you Browser HTML5.
Oppo A57 presents rich number of interesting sensors such as ambient light sensor , a fingerprint sensor ( front-mounted ) , the accelerometer , the compass , proximity and it contains messaging like Push Mail , SMS , MMS & Email .
Oppo A57 provides you with GPRS, It brings EDGE , It has got a non-removable Li-Ion 2900 mAh battery that lasts for long hours , It comes with misc colours such as gold & rose gold , It includes a superb & impressive design .
Oppo A57 offers a fingerprint scanner which identifies the user , It has a larger focal aperture of f/2.0 for the selfie camera , It comes with a big display and it presents 16 MP front camera that is perfect for superb selfie photos with high quality .
Oppo A57 disadvantages
Oppo A57 does not have Java, It offers a non-removable battery , It has got an average battery capacity ( 2900 mAh ) , It does not contain a water & dust resistant , It has no 4G in India (Band 40) and it does not offer Infrared.
Oppo A57 does not have NFC feature to transfer data connections , It does not have a fast battery charging , It includes an average resolution , It offers an average pixel density which it is not sufficient for 5.2 inch screen and it does not have Wi-Fi Direct .
Oppo A57 does not present Barometer or Temperature sensor , It has no protection for the display like Corning Gorilla Glass and it brings only two colours which are gold & rose gold .