Amazon Fire Phone vs Microsoft Lumia 640 XL LTE Dual SIM vs Lenovo K3 Note

General Info

Manufacturer
Amazon	Microsoft	Lenovo
Announced
June 2014	March 2015	March 2015
Status
Available - July 2014	Available - April 2015	Available - March 2015
Price
-	Rs. 14,999 ($220.57) [Similarly Priced]	Rs. 9,058 ($133.21) [Similarly Priced]
Colors
Black	Matte cyan, Orange, Black, Matte white, Glossy white	Yellow, White
Form Factor
Candybar	Candybar	Candybar
Dimension
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)	152.6 x 76.2 x 8 mm (6.01 x 3 x 0.31 in)
Weight
160 g (5.64 oz)	171 g (6.03 oz)	150 g (5.29 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1700 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010
4G Network
LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600	LTE	LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300)
Messaging
SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, EMail, IM
Build Features
- 3D Dynamic Perspective UI - System Wide Tilt, Auto-scroll, Swivel and Peek Functions	-	-

OS
Fire OS 3.5.0	Microsoft Windows Phone 8.1 with Lumia Denim	Android OS, v5.0 (Lollipop)
Processor
Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800	Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400	Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU
Adreno 330	Adreno 305	Mali-T760MP2
RAM
2 GB	1 GB	2 GB
Internal Memory
32/64 GB	8 GB	16 GB
External Memory
No	microSD, up to 128 GB	microSD, up to 32 GB

Type
IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 (front and back)	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display	IPS capacitive touchscreen
Colors
16M colors	16M colors	16M colors
Size
4.7 inches	5.7 inches	5.5 inches
Resolution
720 x 1280 pixels (312 ppi)	720 x 1280 pixels (259 ppi)	1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio
65.98%	68.88%	71.55%
Multi-Touch

Rear Camera
13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels
Flash
LED Flash	LED Flash	dual-LED (dual tone)
Features
Auto-focus, Geo-tagging, HDR, OIS	Carl Zeiss Optics, 1/3'' sensor size	Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video
Yes, 1080p@30fps	1080p@30fps	1080p@30fps
Front Camera
Yes, 2.1 MP, 1080p@30fps	5 MP, 1080p	5 MP

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSPA+, LTE	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA, TD-SCDMA, LTE, TD-LTE
Bluetooth
Yes, v3.0	v4.0, A2DP	v4.0, A2DP, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band	Wi-Fi 802.11 b/g/n, DLNA, hotspot	Wi-Fi 802.11 b/g/n, 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, Beidou	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5