Phone Comparison - Samsung Galaxy Y Duos vs Samsung Galaxy Ace Duos vs Alcatel One Touch Star

general General Info

Manufacturer Samsung Samsung Alcatel
Announced December 2011 May 2012 February 2013
Status Available - February 2012 Available - June 2012 Available - March 2013
Colors Black Black Black, White, Orange
Form Factor Candybar Candybar Candybar
Dimension 109.8 x 60 x 12 mm
(4.32 x 2.36 x 0.47 in)
112.7 x 61.5 x 11.5 mm
(4.44 x 2.42 x 0.45 in)
117.9 x 60.8 x 9.7 mm
(4.64 x 2.39 x 0.38 in)
Weight 109 g (3.84 oz) 122 g (4.3 oz) 119.5 g (4.2.0.18 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - 6010
GSM 850 / 900 / 1800 / 1900 - 6010D (SIM 1 & SIM 2)
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread) Android OS, v2.3 (Gingerbread) Android OS, v4.1 (Jelly Bean)
Processor 832 MHz Dual-core 1 GHz
GPU -
RAM 384 MB N/A 512 MB
Internal Memory 512 MB ROM 3 GB storage, 512 MB 4 GB (2.4 GB user available)
External Memory microSD, up to 32GB, 2 GB included microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen AMOLED capacitive touchscreen
Colors 256K colors 16M colors 16M colors
Size 3.14 inches 3.5 inches 4.0 inches
Resolution 240 x 320 pixels (127 ppi) 320 x 480 pixels (165 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 46.63% 52.52% 63.66%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio 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 3.15 MP, 2048x1536 pixels 5 MP, 2592x1944 pixels 5 MP, 2592х1944 pixels
Flash No No LED flash
Features Geo-tagging Auto focus, Geo-tagging Auto focus, Geo-tagging
Video Yes, QVGA@24fps Yes Yes
Front Camera No [Similar] No [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 7.2 Mbps HSDPA, 7.2 Mbps HSDPA, HSUPA
Bluetooth Yes, v3.0 with A2DP Yes, v3.0 with A2DP Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot 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, with A-GPS support Yes, with A-GPS support Yes
Browser HTML, Adobe Flash HTML HTML

memory User Memory

Internal 512 MB ROM, 384 MB RAM 3GB storage, 512 MB 4 GB (2.4 GB user available), 512 MB RAM
Expandable Storage microSD, up to 32GB, 2 GB included 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 Standard battery, Li-Ion Standard battery, Li-Ion Li-Ion Battery
Capacity 1300 mAh 1300 mAh 1500 mAh
Stand by Up to 520 h (2G)
Up to 410 h (3G)
Up to 300 h (2G)
Up to 280 h (3G)
Talk Time Up to 6 h 30 min (2G)
Up to 16 h 40 min (3G)
Up to 4 h 30 min (2G)
Up to 3 h 30 min (3G)