Oppo A57s vs Oppo A7

Key Specs

Battery
Battery	5000 mAh	4230 mAh
Display
Display	6.56 inches (16.66 cm)	6.2 inches (15.75 cm)
Front Camera
Front Camera	8 MP	16 MP
Processor
Processor	MediaTek Helio G35	Qualcomm Snapdragon 450
RAM
RAM	-	4 GB
Rear Camera
Rear Camera	50 MP + 2 MP	13 MP + 2 MP

Battery

Capacity
Capacity	5000 mAh	4230 mAh
Quick Charging
Quick Charging	Yes, Super VOOC, 33W: 100 % in 69 minutes	-
Removable
Removable	No	No
Type
Type	Li-Polymer	Li-ion
USB Type-C
USB Type-C	Yes	No

Camera

Autofocus
Autofocus	Yes	-
Camera Features
Camera Features	Digital Zoom Auto Flash Face detection Touch to focus	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	8150 x 6150 Pixels	-
Resolution
Resolution	8 MP f/2.0, Wide Angle, Primary Camera(26 mm focal length)	-
Settings
Settings	Exposure compensation, ISO control	-
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
Video Recording	1920x1080 @ 30 fps	-

Design

Build Material
Build Material	Back: Plastic	Back: Plastic
Colours
Colours	Starry Black, Sky Blue	Glaze Blue, Glaring Gold
Height
Height	163.8 mm	155.9 mm
Ruggedness
Ruggedness	Dust proof	-
Thickness
Thickness	8 mm	8.1 mm
Waterproof
Waterproof	Yes, Splash proof, IP5X, IPX4	-
Weight
Weight	187 grams	168 grams
Width
Width	75 mm	75.4 mm

Display

Aspect Ratio
Aspect Ratio	20:9	19:9
Bezel-less display
Bezel-less display	-	Yes with waterdrop notch
Bezelless Display
Bezelless Display	Yes with waterdrop notch	-
Brightness
Brightness	600 nits	-
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	269 ppi	271 ppi
Resolution
Resolution	-	720x1520 px (HD+)
Screen Protection
Screen Protection	Yes	Corning Gorilla Glass v3
Screen Size
Screen Size	6.56 inches (16.66 cm)	6.2 inches (15.75 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	84.57 %	81.22 %
Screen to Body Ratio (claimed by the brand)
Screen to Body Ratio (claimed by the brand)	-	88.4 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Camera Setup
Camera Setup	-	Single
Resolution
Resolution	-	16 MP f/2.0, Primary Camera
Sensor
Sensor	-	CMOS

General

Brand
Brand	OPPO	OPPO
Custom UI
Custom UI	ColorOS	ColorOS
Launch Date
Launch Date	-	November 27, 2018 (Official)
Operating System
Operating System	Android v12	Android v8.1 (Oreo)

Main Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	2 x Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	-	Dual
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	4128 x 3096 Pixels
Resolution
Resolution	-	13 MP f/2.2, Primary Camera(1.12µm pixel size)2 MP f/2.4, Depth Camera
Sensor
Sensor	-	CMOS image sensor
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
Video Recording	-	1920x1080 @ 30 fps

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v5.2	Yes, v4.2
GPS
GPS	Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
NFC	Yes	No
Network Support
Network Support	5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
SAR Value	-	Head: 1.370 W/kg, Body: 0.186 W/kg
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available
SIM Size
SIM Size	SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	Mass storage device, USB charging	Mass storage device, USB charging, microUSB
VoLTE
VoLTE	Yes	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac)	Yes, Wi-Fi 4 (802.11 a/b/g/n)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	64 bit	64 bit
CPU
CPU	Octa core (2.3 GHz, Quad core, Cortex A53 + 1.8 GHz, Quad core, Cortex A53)	Octa core, 1.8 GHz, Cortex A53
Chipset
Chipset	MediaTek Helio G35	Qualcomm Snapdragon 450
Fabrication
Fabrication	12 nm	14 nm
Graphics
Graphics	PowerVR GE8320	Adreno 506
RAM type
RAM Type	-	LPDDR3
Ram
RAM	4 GB	-

Sensors

Fingerprint Sensor
Fingerprint Sensor	Yes	Yes
Fingerprint Sensor Position
Fingerprint Sensor Position	Side	Rear
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer, Compass	Light sensor, Proximity sensor, Accelerometer, Compass

Storage

Expandable Memory
Expandable Memory	Yes, Up to 1 TB	Yes, Up to 256 GB
Internal Memory
Internal Memory	64 GB	64 GB
Storage Type
Storage Type	eMMC 5.1	eMMC 5.1
USB OTG
USB OTG	Yes	Yes
User Available Storage
User Available Storage	-	Up to 49.6 GB