Phone Comparison - Samsung I9502 Galaxy S4 Duos vs Sony Xperia A vs Panasonic P51

general General Info

Manufacturer Samsung Sony Panasonic
Announced March 2013 May 2013 May 2013
Status Available - April 2013 Coming Soon - May 2013 Available - May 2013
Colors White Frost, Black Mist Black, White, Pink, Mint Black, White
Form Factor Candybar Candybar Candybar
Dimension 136.6 x 69.8 x 7.9 mm
(5.38 x 2.75 x 0.31 in)
131 x 67 x 10.5 mm
(5.16 x 2.64 x 0.41 in)
144 x 75 x 8.5 mm
(5.67 x 2.95 x 0.33 in)
Weight 132 g (4.66 oz) 141 g (4.97 oz) 135 g (4.76 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 HSDPA 900 / 2100
4G Network - LTE -
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Android OS, v4.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Quad-core 1.6 GHz Cortex-A15 & quad-core 1.2 GHz Cortex-A7, Exynos 5 Octa 5410 Quad-core 1.5 GHz Krait, Qualcomm Snapdragon APQ8064 Quad-core 1.2 GHz Cortex-A7, MTK MT6589
GPU PowerVR SGX 544MP3 Adreno 320 PowerVR SGX544
RAM 2 GB 2 GB 1 GB
Internal Memory 16/32/64 GB storage 32 GB 4 GB storage
External Memory microSD, up to 64 GB No microSD, up to 32 GB

display Display

Type Super AMOLED capacitive touchscreen TFT Capacitive Touchscreen, HD Reality Display IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 4.6 inches 5.0 inches
Resolution 1080 x 1920 pixels (441 ppi) 720 x 1280 pixels (319 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 72.15% 66.57% 63.69%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No Stereo FM radio with RDS FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13.1 MP, 4128x3096 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Sweep Panorama, Smile Shutter, Sony Exmor RS for mobile image sensor Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p@30fps, dual-video rec. Yes, 1080p@30fps, HDR Yes, 1080p
Front Camera Yes, 2 MP,1080p@30fps, dual video call [Similar] Yes, VGA [Similar] Yes, 1.3 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 107 kbps Yes
Edge Yes Up to 296 kbps Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSDPA, 21 Mbps; HSUPA, 11 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR, LE Yes, v4.0 with A2DP Yes, v4.0 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 (MHL 2), USB On-the-go, USB Host Yes, microUSB v2.0 (MHL) Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML5, Adobe Flash HTML5 HTML5

memory User Memory

Internal 16/32/64 GB storage, 2 GB RAM 32 GB, 2 GB RAM 4 GB storage, 1 GB RAM
Expandable Storage microSD, up to 64 GB No microSD, up to 32 GB
USB OTG Supported - 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 supported NFC supported NFC not supported

battery Battery

Type Li-Ion Battery Li-ion Battery Li-Ion Battery
Capacity 2600 mAh 2300 mAh 2500 mAh
Stand by - Up to 360 h (2G)
Up to 420 h (3G)
Up to 390 h (LTE)
-
Talk Time - Up to 9 h 30 min (2G)
Up to 10 h 30 min (3G)
-