Samsung Galaxy S4 Mini vs Samsung Galaxy Alpha vs HTC Desire 820q Dual SIM

General Info

Manufacturer
Samsung	Samsung	HTC
Announced
May 2013	August 2014	October 2014
Status
Available - July 2013	Available - September 2014	Available - October 2014
Price
-	-	Rs. 30,500 ($448.53) [Similarly Priced]
Colors
White Frost, Black Mist	Black, white, gold, silver, blue	Santorini White, Tuxedo Gray, Milky-way Gray
Form Factor
Candybar	Candybar	Candybar
Dimension
124.6 x 61.3 x 8.94 mm (4.91 x 2.41 x 0.35 in)	132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in)	157.7 x 78.7 x 7.7 mm (6.21 x 3.1 x 0.3 in)
Weight
107 g (3.77 oz)	115 g (4.06 oz)	155 g (5.47 oz)
2G Network
GSM 850 / 900 / 1800 / 1900 - GT-I9190 GSM 850 / 900 / 1800 / 1900 - GT-I9192 (SIM 1 & SIM 2)	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE - GT-I9195	LTE	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, v4.4.4 (KitKat)	Android OS, v4.4.2 (KitKat)
Processor
Dual-core 1.7 GHz Krait 200, Qualcomm MSM8930 Snapdragon 400	Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430	Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU
Adreno 305	Mali-T628 MP6	Adreno 306
RAM
1.5 GB	2 GB	1 GB
Internal Memory
8 GB (5 GB user available)	32 GB	16 GB
External Memory
microSD, up to 32 GB	No	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
4.3 inches	4.7 inches	5.5 inches
Resolution
540 x 960 pixels (256 ppi)	720 x 1280 pixels (320 ppi)	720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio
66.82%	66.95%	67.20%
Multi-Touch

Rear Camera
8 MP, 3264 x 2448 pixels	12 MP, 4128 x 3096 pixels	13 MP, 4160 x 3120 pixels
Flash
LED flash	LED flash	LED flash
Features
Auto focus, Geo-tagging, Touch Focus, Face Detection	Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR	Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video
Yes, 1080p@30fps	2160p@30fps	1080p@30fps, 720p@60fps
Front Camera
Yes, 1.9 MP	2.1 MP	8 MP, 1080p

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA 14.4 Mbps, HSUPA 5.76 Mbps	HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL	HSPA 42.2/5.76 Mbps, LTE
Bluetooth
Yes, v4.0 with A2DP, LE, EDR	v4.0, A2DP, EDR, LE	v4.0, A2DP, apt-X
Wi-Fi
Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
USB
Yes, microUSB v2.0	microUSB v2.0	microUSB v2.0
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5