OnePlus 3 vs HTC One A9 vs HTC Desire 820 comparison

Show Only Differences Highlight Differences	OnePlus 3	HTC One A9	HTC Desire 820
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	5.50-inch	5.00-inch	5.50-inch
Processor	Qualcomm Snapdragon 820	Qualcomm Snapdragon 617	Qualcomm Snapdragon 615
Front Camera	8-megapixel	4-Ultrapixel	8-megapixel
Rear Camera	16-megapixel	13-megapixel	13-megapixel
RAM	6GB	3GB	2GB
Storage	64GB	32GB	16GB
Battery Capacity	3000mAh	2150mAh	2600mAh
OS	Android 6.0.1	Android 6.0	Android 4.4.4
Resolution	1080x1920 pixels	1080x1920 pixels	720x1280 pixels
general
Brand	OnePlus	HTC	HTC
Model	3	One A9	Desire 820
Release date	June 1, 2016	December 1, 2015	September 1, 2014
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	152.70 x 74.70 x 7.35	145.80 x 70.80 x 7.30	157.70 x 78.74 x 7.74
Weight (g)	158.00	143.00	155.00
Battery capacity (mAh)	3000	2150	2600
Removable battery	No	No	No
Colours	Graphite, Soft Gold	Carbon Grey, Opal Silver, Topaz Gold, Deep Garnet	Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tangerine White, Saffron Grey, Flamingo Grey, Blue Misty, Monarch Orange
SAR value	0.78	0.80	0.14
display
Screen size (inches)	5.50	5.00	5.50
Touchscreen	Yes	Yes	Yes
Resolution	1080x1920 pixels	1080x1920 pixels	720x1280 pixels
Pixels per inch (PPI)	401	441	267
hardware
Processor	1.6GHz quad-core	1.2GHz octa-core	1GHz octa-core
Processor make	Qualcomm Snapdragon 820	Qualcomm Snapdragon 617	Qualcomm Snapdragon 615
RAM	6GB	3GB	2GB
Internal storage	64GB	32GB	16GB
Expandable storage	No	Yes	Yes
Expandable storage type	-	microSD	microSD
Expandable storage up to (GB)	-	2000	128
camera
Rear camera	16-megapixel	13-megapixel	13-megapixel
Rear flash	LED	Dual LED	LED
Front camera	8-megapixel	4-Ultrapixel	8-megapixel
software
Operating system	Android 6.0.1	Android 6.0	Android 4.4.4
Skin	OxygenOS 3.1.1	Sense 7.0_g	Sense 6.0
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
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.10	Yes, v 4.00
NFC	Yes	Yes	No
Infrared	No	No	No
USB OTG	Yes	Yes	No
Headphones	3.5mm	3.5mm	3.5mm
FM	No	Yes	Yes
Number of SIMs	2	1	2
Wi-Fi Direct	No	No	No
Mobile High-Definition Link (MHL)	No	No	No
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
GSM/CDMA	GSM	-	GSM
3G	Yes	-	Yes
4G/ LTE	Yes	-	Yes
sensors
Compass/ Magnetometer	Yes	Yes	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	Yes	No
Barometer	No	Yes	No
Temperature sensor	No	No	No

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