Phone Comparison - Samsung Galaxy Ace 2 vs Samsung Galaxy S Duos 2 S7582 vs Samsung Galaxy Ace 4

general General Info

Manufacturer Samsung Samsung Samsung
Announced February 2012 November 2013 June 2014
Status Available - May 2012 Available - November 2013 Available - July 2014
Colors Black White, Black Iris Charcoal, Classic White
Form Factor Candybar Candybar Candybar
Dimension 118.3 x 62.2 x 10.5 mm
(4.66 x 2.45 x 0.41 in)
121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
121.4 x 62.9 x 10.8 mm
(4.78 x 2.48 x 0.43 in)
Weight 122 g (4.3 oz) 118 g (4.16 oz) 123.8 g (4.34.0.28 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 Android OS, v4.2 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Dual-core 800 MHz, NovaThor U8500 Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 Dual-core 1.0 GHz
GPU Mali-400MP Broadcom VideoCore IV -
RAM 768 MB 768 MB 512 MB
Internal Memory 4 GB storage 4 GB (1.9 GB user available) 4 GB
External Memory microSD, up to 32GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type PLS TFT capacitive touchscreen TFT Capacitive Touchscreen, PLS TFT capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 3.8 inches 4.0 inches 4.0 inches
Resolution 480 x 800 pixels (246 ppi) 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 55.64% 59.52% 59.76%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS Stereo FM radio with RDS FM radio
Games Yes Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 5 MP, 2592х1944 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Face And Smile Detection Auto focus, Geo-tagging Auto focus, Geo-tagging, Face And Smile Detection, Panorama
Video Yes, 720p@30fps Yes, 720p@30fps Yes, 720p@30fps
Front Camera Yes, VGA [Similar] Yes, VGA [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 14.4 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 with A2DP Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, 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 Direct, Wi-Fi hotspot
USB Yes, v2.0 microUSB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB storage, 768 MB RAM 4 GB (1.9 GB user available), 768 MB RAM 4 GB, 512 MB RAM
Expandable Storage microSD, up to 32GB 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 present proximity sensor present proximity sensor not 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 Standard battery, Li-Ion Standard battery, Li-Ion Li-Ion Battery
Capacity 1500 mAh 1500 mAh 1500 mAh
Stand by Up to 670 h (2G)
Up to 640 h (3G)
Up to 280 h (3G) -
Talk Time Up to 16 h 20 min (2G)
Up to 7 h 30 min (3G)
Up to 8 h (3G) -