Oppo K1 vs Xiaomi Mi A2 vs Mi A1 comparison

Show Only Differences Highlight Differences	Oppo K1	Xiaomi Mi A2	Mi A1
ratings
Overall NDTV Rating	Read Review	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.41-inch	5.99-inch	5.50-inch
Processor	Qualcomm Snapdragon 660	Qualcomm Snapdragon 660	Qualcomm Snapdragon 625
Front Camera	25-megapixel	20-megapixel	5-megapixel
Rear Camera	16-megapixel + 2-megapixel	12-megapixel + 20-megapixel	12-megapixel
RAM	4GB	4GB	4GB
Storage	64GB	64GB	64GB
Battery Capacity	3600mAh	3000mAh	3080mAh
OS	Android 8.1 Oreo	Android 8.1 Oreo	Android 7.1.2
Resolution	1080x2340 pixels	1080x2160 pixels	1080x1920 pixels
general
Brand	Oppo	Xiaomi	Xiaomi
Model	K1	Mi A2	Mi A1
Release date	February 1, 2019	July 1, 2018	September 1, 2017
Launched in India	Yes	Yes	Yes
Form factor	Touchscreen	Touchscreen	Touchscreen
Body type	Plastic	-	-
Dimensions (mm)	158.30 x 75.50 x 7.40	158.70 x 75.40 x 7.30	155.40 x 75.80 x 7.30
Weight (g)	156.00	168.00	165.00
Battery capacity (mAh)	3600	3000	3080
Removable battery	No	No	No
Wireless charging	No	-	-
Colours	Astral Blue, Piano Black	Black, Gold, Lake Blue, Rose Gold	Rose Gold, Gold, Black
display
Screen size (inches)	6.41	5.99	5.50
Touchscreen	Yes	Yes	Yes
Resolution	1080x2340 pixels	1080x2160 pixels	1080x1920 pixels
Protection type	Gorilla Glass	-	-
Aspect ratio	19.5:9	18:9	16:9
Pixels per inch (PPI)	-	403	-
hardware
Processor	2.2GHz octa-core	octa-core (4x2.2GHz + 4x1.8GHz)	2GHz octa-core
Processor make	Qualcomm Snapdragon 660	Qualcomm Snapdragon 660	Qualcomm Snapdragon 625
RAM	4GB	4GB	4GB
Internal storage	64GB	64GB	64GB
Expandable storage	Yes	No	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	256	-	128
Dedicated microSD slot	Yes	-	-
camera
Rear camera	16-megapixel + 2-megapixel	12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)	12-megapixel
Rear autofocus	Yes	Phase detection autofocus	-
Rear flash	Yes	Dual LED	Dual LED
Front camera	25-megapixel	20-megapixel (f/2.2, 1.0-micron)	5-megapixel
Front flash	-	LED	-
software
Operating system	Android 8.1 Oreo	Android 8.1 Oreo	Android 7.1.2
Skin	ColorOS 5.2	-	-
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00	Yes, v 4.20
NFC	No	Yes	No
USB OTG	Yes	Yes	Yes
Micro-USB	Yes	-	-
Headphones	Yes	No	3.5mm
FM	No	-	No
Active 4G on both SIM cards	Yes	-	-
Number of SIMs	-	2	2
Wi-Fi Direct	-	Yes	No
Infrared	-	-	Yes
USB Type-C	-	-	Yes
Mobile High-Definition Link (MHL)	-	-	No
sensors
Fingerprint sensor	Yes	Yes	Yes
Compass/ Magnetometer	Yes	Yes	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	Yes	Yes
Barometer	-	-	No
Temperature sensor	-	-	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

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