Phone Comparison - Lava Iris X8 vs Microsoft Lumia 640 XL Dual SIM vs Lenovo K3 Note

general General Info

Manufacturer Lava Microsoft Lenovo
Announced February 2015 March 2015 March 2015
Status Available - February 2015 Available - April 2015 Available - March 2015
Price Rs. 6,649 ($97.78) [Similarly Priced] Rs. 12,999 ($191.16) [Similarly Priced] Rs. 9,058 ($133.21) [Similarly Priced]
Colors Black, White Matte cyan, Orange, Black, Matte white, Glossy white Yellow, White
Form Factor Candybar Candybar Candybar
Dimension 143.4x70.9x8.6 mm
(5.65x2.79x0.34 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 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010
4G Network - - LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat), planned upgrade to v5.0 (Lollipop) Microsoft Windows Phone 8.1 with Lumia Denim Android OS, v5.0 (Lollipop)
Processor Octa-core 1.4 GHz, Mediatek MT6592M Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU Mali-450MP4 Adreno 305 Mali-T760MP2
RAM 2 GB 1 GB 2 GB
Internal Memory 16 GB (12.9 GB for mass storage) 8 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen, Asahi Glass IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display IPS capacitive touchscreen
Colors 16.7M colors 16M colors 16M colors
Size 5.0 inches 5.7 inches 5.5 inches
Resolution 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (259 ppi) 1080 x 1920 pixels (401 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 with Recording FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 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, BSI III Sensor, Geo-tagging, Touch Focus, Face Detection, HDR Auto focus, 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, 3 MP [Similar] 5 MP, 1080p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps HSPA, TD-SCDMA, LTE, TD-LTE
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot 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 Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB (12.9 GB for mass storage), 2 GB RAM 8 GB, 1 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 128 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 not supported NFC supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Po Battery
Capacity 2500 mAh 3000 mAh 3000 mAh
Stand by - Up to 936 h (2G)
Up to 936 h (3G)
Up to 750 h (3G)
Talk Time Up to 14 h (2G)
Up to 9 h (3G)
Up to 31 h 20 min (2G)
Up to 23 h 40 min (3G)
Up to 36 h (3G)