Features Key features of the Galaxy S Duos  vs GALAXY Ace 2 

screen size

screen resolution

Galaxy S Duos
800 x 480
GALAXY Ace 2
800 x 480

memory

Galaxy S Duos
0.75 GB
GALAXY Ace 2
0.75 GB

processor

Galaxy S Duos
Single core
GALAXY Ace 2
Dual core

camera resolution

Differences What are the advantages of each

Front view of Samsung Galaxy S Duos

Reasons to consider the
Samsung Galaxy S Duos

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Supports Adobe Flash Yes vs No Somewhat common; Many games and videos on the Internet require Adobe Flash
Faster processor 1 GHz vs 0.8 GHz Around 25% faster processor; run computation-intensive applications, such as photo editing, faster
Slightly bigger screen 4" vs 3.8" More than 5% bigger screen
Side view of Samsung GALAXY Ace 2

Reasons to consider the
Samsung GALAXY Ace 2

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Supports NFC Yes vs No Somewhat common; Enables payment by phone and other wireless communications
Longer standby time (3G) 38,448 min vs 28,224 min More than 35% longer standby time (3G)
More cores Dual core vs Single core Twice as many cores; each additional core lets your phone do more without visible UI slowdowns and jerkiness
Longer standby time 40,176 min vs 34,272 min More than 15% longer standby time
Better theoretical download speed 14.4 Mb/s vs 7.2 Mb/s 2x better theoretical download speed; enjoy lightning fast downloads on modern networks

Reviews Word on the street

Galaxy S Duos  vs GALAXY Ace 2 

7.7
6.5
And that’s probably most evident in browser where some of the best browsers like Chrome require the 4.0 version of Android.
Galaxy S Duos

Specifications Full list of technical specs

screen

Galaxy S Duos  vs
GALAXY Ace 2 
Size 4" 3.8"
Resolution 800 x 480 800 x 480
Touchscreen Capacitive Capacitive
Multitouch Yes Yes
PPI 233 ppi 245 ppi

hardware

Clock speed 1 GHz 0.8 GHz
Number of cores Single core Dual core
RAM 0.75 GB 0.75 GB
Internal storage 4 GB 4 GB
Supported card formats
SDHC
SD

photo & video

Camera 5 MP 5 MP
Resolution 5 MP 5 MP
Flash Yes Yes
Secondary camera 0.3 MP 0.3 MP
Video resolution 640 x 480 @ Unknown 1280 x 720 @ 30 fps

cellular

Generation 3.5G 3.5G
Networks
HSDPA (7.2 Mb/s)
HSUPA (5.76 Mb/s)
EDGE (0.38 Mb/s)
Unknown (7.2 Mb/s)
UMTS (0.38 Mb/s)
GPRS (0.01 Mb/s)
GSM (0.01 Mb/s)

battery

Talk time (3G) 519.6 min 450 min
Standby time 34,272 min 40,176 min
Standby time (3G) 28,224 min 38,448 min
Capacity 1,500 mA·h 1,500 mA·h

form factor

Galaxy S Duos  vs
GALAXY Ace 2 
Weight 120 g 122 g
Thickness 10.5 mm 10.5 mm
Size 63.1 x 121.5 x 10.5 mm 62.2 x 118.3 x 10.5 mm

sensors

Has an assisted GPS Yes Yes

music

Supports FM radio Yes Yes

software

Operating system Android 4.0.4 Android 4.1.2
Multitasking Yes Yes
App store Android Market Android Market
Adobe flash support Yes No
App store size 850,000 apps 850,000 apps

connectivity

Acts as a wi-fi hotspot Yes Yes
Supports NFC No Yes
Bluetooth Bluetooth Bluetooth v3.0
Samsung Galaxy S Duos
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Samsung GALAXY Ace 2
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