Realme U1 vs Xiaomi Redmi Note 6 Pro vs Vivo Y81 comparison

Show Only Differences Highlight Differences	Realme U1	Xiaomi Redmi Note 6 Pro	Vivo Y81
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	6.26-inch	6.22-inch
Processor	MediaTek Helio P70	Qualcomm Snapdragon 636	MediaTek Helio P22
Front Camera	25-megapixel	20-megapixel + 2-megapixel	5-megapixel
Rear Camera	13-megapixel + 2-megapixel	12-megapixel + 5-megapixel	13-megapixel
RAM	4GB	4GB	3GB
Storage	64GB	64GB	32GB
Battery Capacity	3500mAh	4000mAh	3260mAh
OS	Android 8.1 Oreo	Android	Android 8.1
Resolution	1080x2340 pixels	1080x2280 pixels	720x1520 pixels
general
Brand	Realme	Xiaomi	Vivo
Model	U1	Redmi Note 6 Pro	Y81
Release date	November 1, 2018	September 28, 2018	June 1, 2018
Launched in India	Yes	-	Yes
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	157.00 x 74.00 x 8.00	157.91 x 76.38 x 8.26	155.06 x 75.00 x 7.77
Weight (g)	168.00	-	146.50
Battery capacity (mAh)	3500	4000	3260
Removable battery	No	No	-
Wireless charging	No	No	-
Colours	Ambitious Black, Brave Blue, and Fiery Gold	Black, Blue, Rose Gold	Black
SAR value	1.31	1.05	-
Fast charging	-	Quick Charge 3.0	-
Body type	-	-	Plastic
display
Screen size (inches)	6.30	6.26	6.22
Touchscreen	Yes	Yes	Yes
Resolution	1080x2340 pixels	1080x2280 pixels	720x1520 pixels
Protection type	Gorilla Glass	-	-
Aspect ratio	19.5:9	19:9	19:9
Pixels per inch (PPI)	409	-	270
hardware
Processor	2.1GHz octa-core	octa-core	2GHz octa-core
Processor make	MediaTek Helio P70	Qualcomm Snapdragon 636	MediaTek Helio P22 (MT6762)
RAM	4GB	4GB	3GB
Internal storage	64GB	64GB	32GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	256	-	256
Dedicated microSD slot	Yes	No	-
camera
Rear camera	13-megapixel (f/2.2) + 2-megapixel (f/2.4)	12-megapixel (f/1.9, 1.4-micron) + 5-megapixel	13-megapixel (f/2.2)
Rear flash	LED	Yes	LED
Front camera	25-megapixel (f/2.0)	20-megapixel (f/2.0, 1.8-micron) + 2-megapixel	5-megapixel (f/2.2)
Rear autofocus	-	Yes	Phase detection autofocus
software
Operating system	Android 8.1 Oreo	Android	Android 8.1
Skin	ColorOS 5.2	MIUI	FunTouch OS 4.0
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	-	802.11 b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 5.00	Yes, v 5.00
USB OTG	Yes	-	-
Micro-USB	Yes	Yes	Yes
Headphones	3.5mm	-	3.5mm
FM	Yes	-	-
Number of SIMs	2	2	2
Active 4G on both SIM cards	Yes	Yes	-
NFC	-	No	-
Wi-Fi Direct	-	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sensors
Face unlock	Yes	-	-
Fingerprint sensor	Yes	Yes	-
Compass/ Magnetometer	Yes	-	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	-	-
Gyroscope	Yes	-	-