Phone Comparison - Samsung Galaxy Trend Duos S7392 vs Panasonic T31 vs Samsung Galaxy Grand 2

general General Info

Manufacturer Samsung Panasonic Samsung
Announced September 2013 October 2013 November 2013
Status Available - September 2013 Available - November 2013 Available - Q4 2013
Colors White, Gray Bluish Black, Pure White Black, White, Pink
Form Factor Candybar Candybar Candybar
Dimension 121.5 x 63.1 x 10.85 mm
(4.78 x 2.48 x 0.43 in)
122 x 64.4 x 11.95 mm
(4.8 x 2.54 x 0.47 in)
146.8 x 75.3 x 8.9 mm
(5.78 x 2.96 x 0.35 in)
Weight 126 g (4.44 oz) 120 g (4.23 oz) 163 g (5.75 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 - SM-G7100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102
3G Network HSDPA 900 / 2100 - SIM 1 HSDPA 850 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) with FOTA upgrade Android OS, v4.3 (Jelly Bean)
Processor 1 GHz Cortex-A9 Dual-core 1.3 GHz, MTK 6572 Quad-core 1.2 GHz Cortex-A7
GPU - Mali-400 -
RAM 512 MB 512 MB 1.5 GB
Internal Memory 4 GB (User Memory: 2.05 GB) 4 GB (1.9 GB user memory) 8 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.0 inches 5.25 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (280 ppi)
Screen-to-Body Ratio 59.52% 58.08% 68.61%
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 3.15 MP, 2048x1536 pixels 3.2 MP, 2048x1536 pixels 8 MP, 3264x2448 pixels
Flash No No LED flash
Features CMOS Sensor, Single Shot, Panorama, Smile Shot, Share Shot, Photo Effects, White Balance, Timer, SF, 360 Deg Rotation Fixed Focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization
Video Yes Yes, VGA@30fps Yes, 1080p@30fps, stereo sound rec.
Front Camera No [Similar] Yes, VGA [Similar] Yes, 1.9 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 Yes, v4.0 with A2DP Yes, v4.0 with A2DP, LE, EDR
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 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS, support and GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB (User Memory: 2.05 GB), 512 MB RAM 4 GB (1.9 GB user memory), 512 MB RAM 8 GB, 1.5 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 64 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor not 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 1500 mAh 1300 mAh 2600 mAh
Stand by Up to 350 h (3G) Up to 510 h (2G)
Up to 400 h (3G)
-
Talk Time Up to 8 h (3G) Up to 3 h 30 min (2G)
Up to 9 h 30 min (3G)
Up to 17 h