Phone Comparison - Panasonic P51 vs Panasonic P81 vs Lenovo A536

general General Info

Manufacturer Panasonic Panasonic Lenovo
Announced May 2013 June 2014 September 2014
Status Available - May 2013 Available - June 2014 Available - September 2014
Colors Black, White Black Black, White
Form Factor Candybar Candybar Candybar
Dimension 144 x 75 x 8.5 mm
(5.67 x 2.95 x 0.33 in)
7.9 mm thickness
(0.31 in thickness)
139.6 x 72 x 9.95 mm
(5.5 x 2.83 x 0.39 in)
Weight 135 g (4.76 oz) - 149 g (5.26 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 HSDPA 900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Quad-core 1.2 GHz Cortex-A7, MTK MT6589 Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 Quad-core 1.3 GHz, Mediatek MT6582M
GPU PowerVR SGX544 Mali-450MP4 Mali-400MP2
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB storage 8 GB 8 GB ROM
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen TFT Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.5 inches 5.0 inches
Resolution 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (267 ppi) 480 x 854 pixels (196 ppi)
Screen-to-Body Ratio 63.69% - 68.49%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 13 MP, 4160 x 3120 pixels 5 MP, 2592 x 1944 pixels
Flash LED flash LED flash LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR
Video Yes, 1080p Yes, 1080p@30fps Yes
Front Camera Yes, 1.3 MP, 720p [Similar] Yes, 2 MP [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 11 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR Yes, v3.0 with A2DP v4.0
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, 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 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS
Browser HTML5 HTML5 HTML

memory User Memory

Internal 4 GB storage, 1 GB RAM 8 GB, 1 GB RAM 8 GB ROM, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB 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 Non-removable Li-Ion Battery Li-Po Battery
Capacity 2500 mAh 2500 mAh 2000 mAh
Stand by - - Up to 300 h
Talk Time - - Up to 15 h 30 min