Phone Comparison - Samsung Galaxy Trend II Duos S7572 vs Samsung Galaxy S Duos 2 S7582 vs Karbonn A40

general General Info

Manufacturer Samsung Samsung Karbonn
Announced April 2013 November 2013 July 2014
Status Available - May 2013 Available - November 2013 Available - July 2014
Colors White, Gray White, Black White, White Gold
Form Factor Candybar Candybar Candybar
Dimension 121.5 x 63.1 x 11.1 mm
(4.78 x 2.48 x 0.44 in)
121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
-
Weight 128.5 g (4.52.0.18 oz) 118 g (4.16 oz) -
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 No
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Dual-core 1.2 GHz Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 Dual-core 1.2 GHz, MTK 6572
GPU - Broadcom VideoCore IV Mali-400MP
RAM 512 MB 768 MB 512 MB
Internal Memory 4 GB 4 GB (1.9 GB user available) 4 GB (2.4 GB internal storage)
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT Capacitive Touchscreen, PLS IPS LCD Capacitive Touchscreen, Wide Viewing Angle
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.0 inches 5.0 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi) 480 x 854 pixels (196 ppi)
Screen-to-Body Ratio 59.52% 59.52% -
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 3.15 MP, 2048x1536 pixels 5 MP, 2592х1944 pixels 5 MP, 2592х1944 pixels
Flash No LED flash LED flash
Features - Auto focus, Geo-tagging Geo-tagging, Face Detection, Panorama
Video Yes Yes, 720p@30fps Yes, 720p
Front Camera No [Similar] Yes, VGA [Similar] Yes, VGA [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 No
Bluetooth Yes, v3.0 Yes, v4.0 with A2DP Yes, v2.0 A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes Yes, with A-GPS support and GLONASS Yes, with A-GPS support
Browser HTML HTML5 HTML

memory User Memory

Internal 4 GB, 512 MB RAM 4 GB (1.9 GB user available), 768 MB RAM 4 GB (2.4 GB internal storage), 512 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

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 Standard battery, Li-Ion Li-Ion Battery
Capacity 1500 mAh 1500 mAh 1700 mAh
Stand by - Up to 280 h (3G) -
Talk Time - Up to 8 h (3G) -