Phone Comparison - Panasonic P51 vs Micromax Canvas Knight A350 vs Lenovo S939

general General Info

Manufacturer Panasonic Micromax Lenovo
Announced May 2013 January 2014 February 2014
Status Available - May 2013 Available - March 2014 Available - February 2014
Colors Black, White Black, White with Gold, Black with Gold Black, White
Form Factor Candybar Candybar Candybar
Dimension 144 x 75 x 8.5 mm
(5.67 x 2.95 x 0.33 in)
- 170 x 86.5 x 8.65 mm
(6.69 x 3.41 x 0.34 in)
Weight 135 g (4.76 oz) - 180 g (6.35 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 2100 HSDPA 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean)
Processor Quad-core 1.2 GHz Cortex-A7, MTK MT6589 Octa-core 2.0 GHz, Mediatek MT6592 Octa-core 1.7 GHz, Mediatek MT6592
GPU PowerVR SGX544 Mali-450MP4 Mali-450MP4
RAM 1 GB 2 GB 1 GB
Internal Memory 4 GB storage 32 GB (25 GB for mass storage and 1.5 GB for applications) 8 GB ROM
External Memory microSD, up to 32 GB No microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, OGS IPS LCD Capacitive Touchscreen, OGS
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.0 inches 6.0 inches
Resolution 720 x 1280 pixels (294 ppi) 1080 x 1920 pixels (441 ppi) 720 x 1280 pixels (245 ppi)
Screen-to-Body Ratio 63.69% - 67.36%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 16 MP, 4640 x 3480 pixels 8 MP, 3264x2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, 360 degree Panorama, HDR, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection, 360 degree Panorama, HDR, Image Stabilization
Video Yes, 1080p Yes, 1080p@30fps Yes, 1080p@30fps
Front Camera Yes, 1.3 MP, 720p [Similar] Yes, 8 MP, 1080p [Similar] Yes, 1.6 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 11 Mbps HSDPA, 42.2 Mbps, HSUPA, 11.5 Mbps HSDPA, 42.2 Mbps, HSUPA, 11.5 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR Yes, v4.0 Yes, v4.0
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0, USB On-the-go Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS support
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 4 GB storage, 1 GB RAM 32 GB (25 GB for mass storage and 1.5 GB for applications), 2 GB 8 GB ROM, 1 GB RAM
Expandable Storage microSD, up to 32 GB No microSD, up to 32 GB
USB OTG Supported - -

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 not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 2500 mAh 2350 mAh 3000 mAh
Stand by - Up to 175 h -
Talk Time - Up to 7 h 30 min -