Phone Comparison - Microsoft Lumia 640 XL LTE Dual SIM vs Lenovo K3 Note vs Micromax Canvas Knight 2 E471

general General Info

Manufacturer Microsoft Lenovo Micromax
Announced March 2015 March 2015 June 2015
Status Available - April 2015 Available - March 2015 Available - June 2015
Price Rs. 14,999 ($220.57) [Similarly Priced] Rs. 9,058 ($133.21) [Similarly Priced] Rs. 9,449 ($138.96) [Similarly Priced]
Colors Matte cyan, Orange, Black, Matte white, Glossy white Yellow, White White
Form Factor Candybar Candybar Candybar
Dimension 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 171 g (6.03 oz) 150 g (5.29 oz) -
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010 HSDPA 900 / 2100
4G Network LTE LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300) LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 8.1 with Lumia Denim Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752 Octa-core 1.5 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 305 Mali-T760MP2 Adreno 405
RAM 1 GB 2 GB 2 GB
Internal Memory 8 GB 16 GB 16 GB
External Memory microSD, up to 128 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display IPS capacitive touchscreen AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 5.7 inches 5.5 inches 5.0 inches
Resolution 720 x 1280 pixels (259 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 68.88% 71.55% -
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED Flash dual-LED (dual tone) dual-LED flash
Features Carl Zeiss Optics, 1/3'' sensor size Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Auto focus, Sony IMX214 CMOS Sensor, LARGAN 5P Lens, Geo-tagging, Touch Focus, Face Detection
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP, 1080p [Similar] 5 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, TD-SCDMA, LTE, TD-LTE HSPA, LTE
Bluetooth v4.0, A2DP v4.0, A2DP, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 b/g/n, hotspot Yes, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 16 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Po Battery Non-removable Li-Po Battery
Capacity 3000 mAh 3000 mAh 2260 mAh
Stand by Up to 936 h (2G)
Up to 936 h (3G)
Up to 750 h (3G) Up to 335 h
Talk Time Up to 31 h 20 min (2G)
Up to 23 h 40 min (3G)
Up to 36 h (3G) Up to 7 h 45 min