Samsung Galaxy Alpha vs Sony Xperia Z3 Compact vs Xiaomi Mi 4c

General Info

Manufacturer
Samsung	Sony	Xiaomi
Announced
August 2014	September 2014	September 2015
Status
Available - September 2014	Available - September 2014	Available - September 2015
Price
-	-	Rs. 7,500 ($110.00) [Similarly Priced]
Colors
Black, white, gold, silver, blue	Black, White, Green, Orange	Black, White, Blue, Yellow, Pink
Form Factor
Candybar	Candybar	Candybar
Dimension
132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in)	127.3 x 64.9 x 8.6 mm (5.01 x 2.56 x 0.34 in)	138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in)
Weight
115 g (4.06 oz)	129 g (4.55 oz)	132 g (4.66 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA 1900 / 2000
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1700 / 1900 / 2100 - D5803 HSDPA 850 / 900 / 1900 / 2100 - D5833	HSDPA 850 / 1900 / 2100 TD-SCDMA 1900 / 2000
4G Network
LTE	LTE 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600	LTE band 1(2100), 3(1800), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging
SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, EMail, IM
Build Features
-	IP68 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes	-

OS
Android OS, v4.4.4 (KitKat)	Android OS, v4.4.4 (KitKat)	Android OS, v5.1.1 (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	Quad-core 1.44 GHz Cortex-A53 & dual-core 1.82 GHz Cortex-A57, Qualcomm MSM8992 Snapdragon 808
GPU
Mali-T628 MP6	Adreno 330	Adreno 418
RAM
2 GB	2 GB	2/3 GB
Internal Memory
32 GB	16 GB	16/32 GB
External Memory
No	microSD, up to 64 GB	No

Type
Super AMOLED capacitive touchscreen	IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine	IPS LCD Capacitive Touchscreen, Corning Scratch-Resistant Glass
Colors
16M colors	16M colors	16M colors
Size
4.7 inches	4.6 inches	5.0 inches
Resolution
720 x 1280 pixels (320 ppi)	720 x 1280 pixels (319 ppi)	1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio
66.95%	70.72%	71.57%
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	Dual-LED (dual tone)
Features
Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR	Auto focus, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Panorama	Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video
2160p@30fps	2160p@30fps, 1080p@30fps, HDR	1080p@30fps, 480p@120fps
Front Camera
2.1 MP	2.2 MP, 1080p@30fps	5 MP

GPRS
Yes	Up to 107 kbps	Yes
Edge
Yes	Up to 296 kbps	Yes
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, LTE Cat4 150/50 Mbps
Bluetooth
v4.0, A2DP, EDR, LE	v4.0, A2DP	v4.1, A2DP
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/ac, dual-band, WiFi Direct, hotspot
USB
microUSB v2.0	microUSB v2.0 (MHL), 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, Beidou
Browser
HTML5	HTML5	HTML5