OnePlus 6T (8GB RAM, 128GB) vs Vivo X21 comparison

Show Only Differences Highlight Differences	OnePlus 6T (8GB RAM, 128GB)	Vivo X21 (64GB)
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	6.41-inch	6.28-inch
Processor	Qualcomm Snapdragon 845	Qualcomm Snapdragon 660
Front Camera	16-megapixel	12-megapixel
Rear Camera	16-megapixel + 20-megapixel	12-megapixel + 5-megapixel
RAM	8GB	6GB
Storage	128GB	128GB
Battery Capacity	3700mAh	3200mAh
OS	Android 9.0	Android 8.1
Resolution	1080x2340 pixels	1080x2280 pixels
general
Brand	OnePlus	Vivo
Model	6T	X21
Release date	October 1, 2018	March 1, 2018
Form factor	Touchscreen	Touchscreen
Body type	Glass	-
Dimensions (mm)	157.50 x 74.80 x 8.20	154.50 x 74.80 x 7.40
Weight (g)	185.00	156.20
Battery capacity (mAh)	3700	3200
Removable battery	No	No
Fast charging	Proprietary	Proprietary
Wireless charging	No	-
Colours	0, Midnight Black, Mirror Black, Thunder Purple	Black, Gold
Launched in India	-	Yes
display
Screen size (inches)	6.41	6.28
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	1080x2280 pixels
Protection type	Gorilla Glass	-
Aspect ratio	19.5:9	19:9
hardware
Processor	octa-core (4x2.8GHz)	2.2GHz octa-core
Processor make	Qualcomm Snapdragon 845	Qualcomm Snapdragon 660
RAM	8GB	6GB
Internal storage	128GB	128GB
Expandable storage	No	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	256
camera
Rear camera	16-megapixel (f/1.7, 1.22-micron) + 20-megapixel (f/1.7, 1-micron)	12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
Rear autofocus	Phase detection autofocus	Phase detection autofocus
Rear flash	Dual LED	LED
Front camera	16-megapixel (f/2.0, 1-micron)	12-megapixel (f/2.0)
Front flash	No	-
software
Operating system	Android 9.0	Android 8.1
Skin	OxygenOS	FunTouch 4.0
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
NFC	Yes	No
USB OTG	Yes	Yes
USB Type-C	Yes	-
Headphones	Type-C	3.5mm
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
Infrared	-	No
Micro-USB	-	Yes
FM	-	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

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