Phone Comparison - Samsung Galaxy Ace 2 vs BlackBerry 9720 vs Samsung Galaxy S Duos 2 S7582

general General Info

Manufacturer Samsung BlackBerry Samsung
Announced February 2012 August 2013 November 2013
Status Available - May 2012 Available - August 2013 Available - November 2013
Colors Black Black, White, Purple, Blue, Pure Pink White, Black
Form Factor Candybar Candybar Candybar
Dimension 118.3 x 62.2 x 10.5 mm
(4.66 x 2.45 x 0.41 in)
114 x 66 x 12 mm
(4.49 x 2.6 x 0.47 in)
121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
Weight 122 g (4.3 oz) 120 g (4.23 oz) 118 g (4.16 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v2.3 BlackBerry OS 7.1 Android OS, v4.2 (Jelly Bean)
Processor Dual-core 800 MHz, NovaThor U8500 806 MHz Tavor MG1 Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664
GPU Mali-400MP - Broadcom VideoCore IV
RAM 768 MB 512 MB 768 MB
Internal Memory 4 GB storage 512 MB ROM 4 GB (1.9 GB user available)
External Memory microSD, up to 32GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type PLS TFT capacitive touchscreen IPS capacitive touchscreen TFT Capacitive Touchscreen, PLS
Colors 16M colors 16M colors 16M colors
Size 3.8 inches 2.8 inches 4.0 inches
Resolution 480 x 800 pixels (246 ppi) 480 x 360 pixels (214 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 55.64% 32.35% 59.52%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 5 MP, 2592x1944 pixels 5 MP, 2592х1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Face And Smile Detection Geo-tagging, Image Stabilization Auto focus, Geo-tagging
Video Yes, 720p@30fps Yes Yes, 720p@30fps
Front Camera Yes, VGA [Similar] No [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 14.4 Mbps HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v2.1 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, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct
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 Yes, with A-GPS support and GLONASS
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB storage, 768 MB RAM 512 MB ROM, 512 MB RAM 4 GB (1.9 GB user available), 768 MB RAM
Expandable Storage microSD, up to 32GB 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 not present accelerometer sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Standard battery, Li-Ion
Capacity 1500 mAh 1450 mAh 1500 mAh
Stand by Up to 670 h (2G)
Up to 640 h (3G)
Up to 432 h Up to 280 h (3G)
Talk Time Up to 16 h 20 min (2G)
Up to 7 h 30 min (3G)
Up to 7 h Up to 8 h (3G)