Samsung Galaxy Alpha vs Sony Xperia Z3 vs Sony Xperia M4 Aqua

General Info

Manufacturer
Samsung	Sony	Sony
Announced
August 2014	September 2014	March 2015
Status
Available - September 2014	Available - September 2014	Available - April 2015
Price
-	-	Rs. 19,400 ($285.29) [Similarly Priced]
Colors
Black, white, gold, silver, blue	Black, White, Copper, Silver Green	Black, White, Copper, Silver
Form Factor
Candybar	Candybar	Candybar
Dimension
132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in)	146 x 72 x 7.3 mm (5.75 x 2.83 x 0.29 in)	140.5 x 72.6 x 7.3 mm (5.53 x 2.86 x 0.29 in)
Weight
115 g (4.06 oz)	152 g (5.36 oz)	136 g (4.8 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - D6603, D6643, D6653, D6616	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1700 / 1900 / 2100 - D6603, D6643, D6653, D6616	HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100
4G Network
LTE	LTE 700 / 800 / 1700 / 1800 / 2600 - D6603 LTE 800 / 1700 / 1800 / 1900 / 2100 / 2600 - D6643 LTE 700 / 800 / 850 / 900 / 1900 / 2100 / 2600 - D6653 LTE 1700 / 1900 / 2100 - D6616	LTE 800 / 850 / 900 / 1800 / 2100 / 2600 (Bands 1, 3, 5, 7, 8, 20)
Messaging
SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features
-	IP58 certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes	- IP68 Certified - Dust and Water Proof up to 1.5 Meter and 30 Minutes

OS
Android OS, v4.4.4 (KitKat)	Android OS, v4.4.4 (KitKat)	Android OS, v5.0.x (Lollipop)
Processor
Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430	Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801	1.5GHz Octa-core, Qualcomm MSM8939 Snapdragon 615
GPU
Mali-T628 MP6	Adreno 330	Adreno 405
RAM
2 GB	3 GB	2 GB
Internal Memory
32 GB	16/32 GB	8 GB
External Memory
No	microSD, up to 128 GB	microSD, up to 128 GB

Type
Super AMOLED capacitive touchscreen	IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine	IPS LCD Capacitive Touchscreen, Scratch-resistant Glass
Colors
16M colors	16M colors	16M colors
Size
4.7 inches	5.2 inches	5.0 inches
Resolution
720 x 1280 pixels (320 ppi)	1080 x 1920 pixels (424 ppi)	720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio
66.95%	70.79%	67.44%
Multi-Touch

Rear Camera
12 MP, 4128 x 3096 pixels	20.7 MP, 5248 х 3936 pixels	13 MP, 4128 x 3096 pixels
Flash
LED flash	LED flash	LED flash
Features
Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR	Auto focus, 1/2.3'' sensor size, ISO 12,800, geo-tagging, touch focus, face detection, image stabilization, HDR, panorama	Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video
2160p@30fps	2160p@30fps, 1080p@60fps, 720p@120fps, HDR	1080p@30fps, HDR
Front Camera
2.1 MP	2.2 MP, 1080p@30fps	5 MP

GPRS
Yes	Up to 107 kbps	Up to 107 kbps
Edge
Yes	Up to 296 kbps	Up to 107 kbps
3G
HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL	HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth
v4.0, A2DP, EDR, LE	v4.0, A2DP	v4.1, A2DP, apt-X
Wi-Fi
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/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
microUSB v2.0	microUSB v2.0 (MHL 3), USB On-the-go, USB Host	microUSB v2.0, USB Host
GPS
Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5