P51 Panasonic

  • clock speed
    1.2
    GHz
  • RAM
    1
    GB
  • size
    5
    inches
  • resolution
    293
    ppi

Galaxy S II Samsung

  • I9100
    • I777
    • I9100
    • I9100G
    • T989
  • clock speed
    1.2
    GHz
  • RAM
    1
    GB
  • size
    4.3
    inches
  • resolution
    216
    ppi

Detailed Comparison

display

Size
5"
4.3"
Resolution
1280 x 720 (293 ppi)
800 x 480 (216 ppi)
Panel
IPS LCD
Super AMOLED Plus (RGB Matrix)
Surface
--
Gorilla Glass
Video out
Micro USB
1080p (Micro HDMI)

processor

System on a chip
Samsung Exynos 4 (Dual 4210)
CPU
1.2 GHz
1.2 GHz, ARM Cortex A9
Architecture
Quad core
Dual core
GPU
266 MHz, ARM Mali-400
Architecture
Quad core
RAM
1 GB
1 GB

camera

Lens
--
f/2.0, 4 mm (30 mm equiv.)
Resolution
--
8 MP (3264 x 2448)
Sensor
1/3" (4.8 mm × 3.6 mm)
Light sensitivity
--
--
Flash
--
LED
Autofocus
Yes
Yes
Image stabilization
--
Digital
Panorama
--
Yes
Continuous shooting
--
Yes
Aperture
--
f/2.0
Secondary camera
1.3 MP
2 MP

video

Video resolution
1080 x 1080 @ 30 fps
1920 x 1080 @ 30 fps
Video file format
--
MP4 H.264/MPEG-4 AVC
Maximum bitrate
--
20 Mbps
Video light
--
Yes

battery

Type
Lithium-Ion (Removable)
Lithium-Ion (Removable)
Capacity
2,500 mA·h
1,650 mA·h
Talk time
--
515 min
Standby time
--
10,020 min

music

Speaker
--
Mono (Back)
Frequency response
--
+0.04, -0.09
Noise level
--
-91.4 dB
Headphone
3.5 mm
3.5 mm
Frequency response
--
+1.05, -0.22
Noise level
--
-90 dB
FM radio
Receive, Transmit
Receive

form factor

Size
75 x 144 x 8.5 mm
66.1 x 125.3 x 8.5 mm
Weight
135 g
116 g
Body
--
Plastic
Keyboard
None
None
Buttons
--
Home, Volume, Back, Multitask

software

Operating system
Android 4.2 Jelly Bean
Android 2.3.4
Upgradable to
--
Android 4.1.2
Custom UI
--
--
Onscreen keyboards
--
  1. Standard (predictive)
  2. Swype (predictive)

connectivity

Network
3G, HSPA (42 Mb/s)
3.5G, HSDPA (21.1 Mb/s)
WiFi
802.11b/g/n (Hotspot)
802.11a/b/g/n (Hotspot, WiFi Direct)
NFC
No
No
Bluetooth
4.0
3.0
USB On-the-Go
--
Yes

features

Internal storage
4 GB
16 GB, 32 GB
Supported card formats
microSD
microSD
Included accessories
--
Charger
SIM card
--
Mini-SIM
Special-features

sensors

Location
A-GPS
A-GPS, GLONASS
Gyroscope
No
Yes
Accelerometer
Yes
Yes
Light sensor
--
Yes
Proximity sensor
--
Yes
Compass
Yes
Yes
Thermometer
--
No
Barometer
--
No
Hygrometer
--
No