Redmi Note 8 (4GB RAM, 64GB) vs Oppo A57 comparison

Show Only Differences Highlight Differences	Redmi Note 8 (4GB RAM, 64GB)	Oppo A57 (3GB RAM, 32GB)
ratings
Overall NDTV Rating	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.30-inch	5.20-inch
Processor	Qualcomm Snapdragon 665	Qualcomm Snapdragon 435
Front Camera	13-megapixel	16-megapixel
Rear Camera	48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel	13-megapixel
RAM	4GB	3GB
Storage	64GB	32GB
Battery Capacity	4000mAh	2900mAh
OS	Android 9 Pie	Android 6.0
Resolution	1080x2280 pixels	720x1280 pixels
general
Brand	Xiaomi	Oppo
Model	Redmi Note 8	A57
Release date	August 29, 2019	November 1, 2016
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Body type	Glass	-
Dimensions (mm)	158.30 x 75.30 x 8.35	149.10 x 72.90 x 7.65
Weight (g)	188.00	147.00
Battery capacity (mAh)	4000	2900
Removable battery	No	No
Fast charging	Proprietary	-
Colours	0, Cosmic Purple, Moonlight White, Neptune Blue, Space Black	Rose Gold, Gold
SAR value	-	1.31
display
Screen size (inches)	6.30	5.20
Touchscreen	Yes	Yes
Resolution	1080x2280 pixels	720x1280 pixels
Protection type	Gorilla Glass	-
Aspect ratio	19.5:9	16:9
hardware
Processor	octa-core	1.4GHz octa-core
Processor make	Qualcomm Snapdragon 665	Qualcomm Snapdragon 435
RAM	4GB	3GB
Internal storage	64GB	32GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	256
Dedicated microSD slot	Yes	-
camera
Rear camera	48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)	13-megapixel (f/2.2)
Rear autofocus	Yes	Phase detection autofocus
Rear flash	Yes	LED
Front camera	13-megapixel (f/2.0)	16-megapixel (f/2.0, 1.12-micron)
Front autofocus	-	Yes
software
Operating system	Android 9 Pie	Android 6.0
Skin	MIUI 10	ColorOS 3.0
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 b/g/n
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 4.10
USB Type-C	Yes	-
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
NFC	-	No
Infrared	-	No
USB OTG	-	Yes
Micro-USB	-	Yes
FM	-	Yes
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	-	No
Temperature sensor	-	No

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