Apple iPhone 4S vs Amazon Fire Phone vs Microsoft Lumia 640 XL

General Info

Manufacturer
Apple	Amazon	Microsoft
Announced
October 2011	June 2014	March 2015
Status
Available - October 2011	Available - July 2014	Available - April 2015
Price
-	-	Rs. 12,999 ($191.16) [Similarly Priced]
Colors
Black, White	Black	Matte cyan, Orange, Black, Matte white, Glossy white
Form Factor
Candybar	Candybar	Candybar
Dimension
115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in)	139.2 x 66.5 x 8.9 mm (5.48 x 2.62 x 0.35 in)	157.9 x 81.5 x 9 mm (6.22 x 3.21 x 0.35 in)
Weight
140 g (4.94 oz)	160 g (5.64 oz)	171 g (6.03 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 850 / 900 / 1700 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
-	LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600	-
Messaging
SMS, MMS, Push Mail, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features
-	- 3D Dynamic Perspective UI - System Wide Tilt, Auto-scroll, Swivel and Peek Functions	-

OS
iOS 5	Fire OS 3.5.0	Microsoft Windows Phone 8.1 with Lumia Denim
Processor
1 GHz dual-core ARM Cortex-A9 processor, Apple A5 chipset	Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800	Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU
PowerVR SGX543MP2	Adreno 330	Adreno 305
RAM
512 MB	2 GB	1 GB
Internal Memory
16/32/64 GB storage	32/64 GB	8 GB
External Memory
No	No	microSD, up to 128 GB

Type
LED-backlit IPS TFT	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 (front and back)	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors
capacitive touchscreen	16M colors	16M colors
Size
3.5 inches	4.7 inches	5.7 inches
Resolution
640 x 960 pixels (330 ppi)	720 x 1280 pixels (312 ppi)	720 x 1280 pixels (259 ppi)
Screen-to-Body Ratio
53.92%	65.98%	68.88%
Multi-Touch

3.5mm Jack

Radio
No	No	FM radio
Games
Downloadable, incl. motion-bas	Yes + Downloadable	Yes + Downloadable
Loud Speaker

Rear Camera
8 MP, 3264x2448 pixels	13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels
Flash
LED flash	LED Flash	LED flash
Features
Auto focus, Touch Focus, Geo-tagging, Face Detection, HDR	Auto-focus, Geo-tagging, HDR, OIS	Auto focus, Carl Zeiss Optics, 1/3'' Sensor Size
Video
Yes, 1080p@30fps, LED video light, video stabilization, geo-tagging	Yes, 1080p@30fps	1080p@30fps
Front Camera
Yes, VGA	Yes, 2.1 MP, 1080p@30fps	5 MP, 1080p

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA, 14.4 Mbps; HSUPA, 5.8 Mbps	HSPA+, LTE	HSPA 42.2/5.76 Mbps
Bluetooth
Yes, v4.0 with A2DP	Yes, v3.0	v4.0, A2DP
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band	Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB
Yes, v2.0	Yes, microUSB v2.0	microUSB v2.0
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS, Beidou
Browser
HTML (Safari)	HTML5	HTML5

Call Records
100 received, dialed and missed calls	Practically unlimited	Practically unlimited
Internal
16/32/64 GB storage, 512 MB RAM	32/64 GB, 2 GB RAM	8 GB, 1 GB RAM
Expandable Storage
No	No	microSD, up to 128 GB