Samsung I9505 Galaxy S4 vs Samsung I9506 Galaxy S4 vs HTC Desire 820q Dual SIM

General Info

Manufacturer
Samsung	Samsung	HTC
Announced
March 2013	Q3 2013	October 2014
Status
Available - April 2013	Available - Q3 2013	Available - October 2014
Price
-	-	Rs. 30,500 ($448.53) [Similarly Priced]
Colors
White Frost, Black Mist	White Frost, Black Mist / Arctic Blue, Red Aurora	Santorini White, Tuxedo Gray, Milky-way Gray
Form Factor
Candybar	Candybar	Candybar
Dimension
136.6 x 69.8 x 7.9 mm (5.38 x 2.75 x 0.31 in)	136.6 x 69.8 x 7.9 mm (5.38 x 2.75 x 0.31 in)	157.7 x 78.7 x 7.7 mm (6.21 x 3.1 x 0.3 in)
Weight
130 g (4.59 oz)	130 g (4.59 oz)	155 g (5.47 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100 HSDPA	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE	LTE 800 / 850 / 900 / 1800 / 2100 / 2600	LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 1, 3, 7, 8, 38, 39, 40, 41)
Messaging
SMS, MMS, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail

OS
Android OS, v4.2.2 (Jelly Bean)	Android OS, v4.2.2 (Jelly Bean)	Android OS, v4.4.2 (KitKat)
Processor
Quad-core 1.9 GHz Krait 300, Qualcomm APQ8064T Snapdragon 600	Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800	Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU
Adreno 320	Adreno 330	Adreno 306
RAM
2 GB	2 GB	1 GB
Internal Memory
16/32/64 GB storage	16/32 GB	16 GB
External Memory
microSD, up to 64 GB	microSD, up to 64 GB	microSD, up to 128 GB

Type
Super AMOLED capacitive touchscreen	Super AMOLED capacitive touchscreen	TFT Capacitive Touchscreen, Corning Gorilla Glass 3
Colors
16M colors	16M colors	16M colors
Size
4.99 inches	5.0 inches	5.5 inches
Resolution
1080 x 1920 pixels (441 ppi)	1080 x 1920 pixels (441 ppi)	720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio
72.15%	72.15%	67.20%
Multi-Touch

Rear Camera
13 MP, 4128 x 3096 pixels, Autofocus	13 MP, 4128 x 3096 pixels	13 MP, 4160 x 3120 pixels
Flash
LED flash	LED flash	LED flash
Features
Drama Shot, Eraser, Sound and Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR	Auto focus, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR	Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video
Yes, 1080p@30fps	Yes, 1080p@30fps, dual-video rec.	1080p@30fps, 720p@60fps
Front Camera
Yes, 2 MP, Full HD 1080p@30fps	Yes, 2 MP,1080p@30fps, dual video call	8 MP, 1080p

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL	HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	HSPA 42.2/5.76 Mbps, LTE
Bluetooth
Yes, v4.0 with A2DP, EDR	Yes, v4.0 with A2DP, EDR, LE	v4.0, A2DP, apt-X
Wi-Fi
Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
USB
Yes, microUSB v2.0 (MHL), USB On-the-go	Yes, microUSB v2.0 (MHL 2), USB On-the-go, USB Host	microUSB v2.0
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5, Adobe Flash	HTML5	HTML5