Phone Comparison - Panasonic P51 vs HTC One Dual Sim vs Lenovo S820

general General Info

Manufacturer Panasonic HTC Lenovo
Announced May 2013 June 2013 May 2013
Status Available - May 2013 Available - August 2013 Available - May 2013
Colors Black, White Silver Flamingo red
Form Factor Candybar Candybar Candybar
Dimension 144 x 75 x 8.5 mm
(5.67 x 2.95 x 0.33 in)
137.8 x 69.3 x 10.4 mm
(5.43 x 2.73 x 0.41 in)
139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
Weight 135 g (4.76 oz) 156 g (5.5 oz) 143 g (5.04 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
3G Network HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100 HSDPA 900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.1.2 (Jelly Bean) with HTC Sense 5, upgradable to v4.2.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Quad-core 1.2 GHz Cortex-A7, MTK MT6589 Quad-core 1.7 GHz Krait 300, Qualcomm APQ8064T Snapdragon 600 Quad-core 1.2 GHz, MTK 6589W
GPU PowerVR SGX544 Adreno 320 PowerVR SGX544
RAM 1 GB 2 GB 1 GB
Internal Memory 4 GB storage 16/32 GB 4 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, Gorilla Glass 2 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 4.68 inches 4.7 inches
Resolution 720 x 1280 pixels (294 ppi) 1080 x 1920 pixels (471 ppi) 720 x 1280 pixels (312 ppi)
Screen-to-Body Ratio 63.69% 63.15% 62.82%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio Stereo FM radio with RDS FM radio; built-in antenna
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 4 MP, 2688 x 1520 pixels 12 MP, 4000 x 3000 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/3' Sensor Size, 2�m Pixel Size, Simultaneous HD Video And Image Recording, Geo-tagging, Face And Smile Detection, Optical Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p Yes, 1080p@30fps, 720p@60fps, HDR, stereo sound rec., video stabilization Yes
Front Camera Yes, 1.3 MP, 720p [Similar] Yes, 2.1 MP, 1080p@30fps, HDR [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, HSUPA
Bluetooth Yes, v4.0 with A2DP, EDR Yes, v4.0 with A2DP Yes, v3.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/ac/b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual band
USB Yes, microUSB v2.0, USB On-the-go Yes, microUSB v2.0 (MHL) Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS support
Browser HTML5 HTML5 HTML

memory User Memory

Internal 4 GB storage, 1 GB RAM 16/32 GB, 2 GB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 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 supported NFC not supported

battery Battery

Type Li-Ion Battery Non-removable Li-Po Battery Li-Po Battery
Capacity 2500 mAh 2300 mAh 2000 mAh
Stand by - Up to 500 h (2G)
Up to 480 h (3G)
Up to 140 h (2G)
Up to 140 h (3G)
Talk Time - Up to 27 h (2G)
Up to 18 h (3G)
Up to 22 h (2G)
Up to 10 h (3G)