Samsung I9506 Galaxy S4 vs Samsung Galaxy Avant vs Microsoft Lumia 640 LTE

General Info

Manufacturer
Samsung	Samsung	Microsoft
Announced
Q3 2013	July 2014	March 2015
Status
Available - Q3 2013	Available - July 2014	Available - April 2015
Price
-	-	Rs. 7,999 ($117.63) [Similarly Priced]
Colors
White Frost, Black Mist / Arctic Blue, Red Aurora	Black	Yes
Form Factor
Candybar	Candybar	Candybar
Dimension
136.6 x 69.8 x 7.9 mm (5.38 x 2.75 x 0.31 in)	132.9 x 66 x 9.9 mm (5.23 x 2.6 x 0.39 in)	141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight
130 g (4.59 oz)	136.9 g (4.8.0.32 oz)	145 g (5.11 oz)
2G Network
GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 850 / 900 / 1900 / 2100 HSDPA	HSDPA 850 / 1700 / 1900 / 2100	HSDPA 850 / 900 / 2100
4G Network
LTE 800 / 850 / 900 / 1800 / 2100 / 2600	LTE 1700 / 2100 / 1900	LTE
Messaging
SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM

OS
Android OS, v4.2.2 (Jelly Bean)	Android OS, v4.4.2 (KitKat)	Microsoft Windows Phone 8.1 with Lumia Denim
Processor
Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800	Quad-core 1.2 GHz,	Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU
Adreno 330	-	Adreno 305
RAM
2 GB	1.5 GB	1 GB
Internal Memory
16/32 GB	16 GB	8 GB
External Memory
microSD, up to 64 GB	microSD, up to 64 GB	microSD, up to 128 GB

Type
Super AMOLED capacitive touchscreen	Capacitive touchscreen	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors
16M colors	16M colors	16M colors
Size
5.0 inches	4.5 inches	5.0 inches
Resolution
1080 x 1920 pixels (441 ppi)	540 x 960 pixels (245 ppi)	720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio
72.15%	63.52%	67.43%
Multi-Touch

Rear Camera
13 MP, 4128 x 3096 pixels	5 MP, 2592 х 1944 pixels	8 MP, 3264 x 2448 pixels
Flash
LED flash	LED flash	LED flash
Features
Auto focus, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR	Auto Focus, Dual-Camera, Dual-Video Call, Geo-Tagging, Shot Modes: Auto, Beauty Face, Panorama, Night, Sound & Shot, Sports	Auto focus, 1/4'' Sensor Size
Video
Yes, 1080p@30fps, dual-video rec.	Yes	1080p@30fps
Front Camera
Yes, 2 MP,1080p@30fps, dual video call	Yes, 2 MP, 720p	1 MP, 720p

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