HTC Desire 820 vs HTC Desire 820q Dual SIM vs Samsung Galaxy A7

General Info

Manufacturer
HTC	HTC	Samsung
Announced
September 2014	October 2014	Expected Announcement - December 2014
Status
Coming Soon - September 2014	Available - October 2014	Rumored - January 2015
Price
-	Rs. 30,500 ($448.53) [Similarly Priced]	Rs. 19,499 ($286.75) [Similarly Priced]
Colors
Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang	Santorini White, Tuxedo Gray, Milky-way Gray	Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B
Form Factor
Candybar	Candybar	Candybar
Dimension
157.7 x 78.7 x 7.7 mm (6.21 x 3.1 x 0.3 in)	157.7 x 78.7 x 7.7 mm (6.21 x 3.1 x 0.3 in)	150.9 x 75.9 x 6.3 mm (5.94 x 2.99 x 0.25 in)
Weight
155 g (5.47 oz)	155 g (5.47 oz)	133 g (4.69 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - SM-A700*/DS
3G Network
HSDPA 850 / 900 / 1900 / 2100 - EMEA version HSDPA 900 / 2100 - Asia version	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE 900 / 1800 / 2100 / 2600 - EMEA version	LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 1, 3, 7, 8, 38, 39, 40, 41)	LTE
Messaging
SMS, MMS, Push Mail, EMail	SMS, MMS, Push Mail, EMail	SMS, MMS, EMail, IM

OS
Android OS, v4.4.2 (KitKat)	Android OS, v4.4.2 (KitKat)	Android OS, v4.4.4 (KitKat)
Processor
Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615	Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410	Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU
Adreno 405	Adreno 306	Adreno 405
RAM
2 GB	1 GB	2 GB
Internal Memory
16 GB	16 GB	16 GB
External Memory
microSD, up to 128 GB	microSD, up to 128 GB	microSD, up to 64 GB

Type
LCD Capacitive Touchscreen	TFT Capacitive Touchscreen, Corning Gorilla Glass 3	Super AMOLED capacitive touchscreen
Colors
16M colors	16M colors	16M colors
Size
5.5 inches	5.5 inches	5.5 inches
Resolution
720 x 1280 pixels (267 ppi)	720 x 1280 pixels (267 ppi)	1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio
67.20%	67.20%	72.64%
Multi-Touch

Rear Camera
13 MP, 4160 x 3120 pixels	13 MP, 4160 x 3120 pixels	12 MP, 4608 x 2592 pixels
Flash
LED flash	LED flash	LED flash
Features
Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR	Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR	Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama
Video
1080p@30fps, 720p@60fps	1080p@30fps, 720p@60fps	1080p@30fps
Front Camera
8 MP, 1080p	8 MP, 1080p	5 MP

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	HSPA 42.2/5.76 Mbps, LTE	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth
v4.0, A2DP	v4.0, A2DP, apt-X	v4.0, A2DP, EDR, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB
microUSB v2.0	microUSB v2.0	microUSB v2.0
GPS
Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5