Samsung GT-B7722 vs Samsung Galaxy Y Duos
| Type | Touch | Touch | Touch |
| Dimensions | 113.50 x 55.50 x 14.30 mm | 109.80 x 60.00 x 11.98 mm | 129.80 x 68.80 x 9.80 mm |
| Weight | 112.00 g | 109.00 g | 132.00 g |
| Display size | 3.20" | 3.14" | 4.52" |
| Display | Color / TFT 256k colors 240 x 400 px (3.20") 146 ppi | Color / TFT 256k colors 240 x 320 px (3.14") 127 ppi | Color / Super AMOLED Plus 16M colors 480 x 800 px (4.52") 206 ppi |
| Display protection |   | | |
| Additional display | | | |
| Protection of the secondary display | | | |
| Talk time (max.) | 2G: 770 min. (12.8 h) | 2G: 1020 min. (17.0 h) 3G: 370 min. (6.2 h) |  |
| Stand-by (max.) | 2G: 420 h. (17.5 days) | 2G: 850 h. (35.4 days) 3G: 540 h. (22.5 days) | |
| Standard battery | Li-Ion 1200 mAhBuy powerbank
| Li-Ion 1300 mAhBuy powerbank
| Li-Ion 1800 mAhBuy powerbank
|
| Quick battery charging | | | |
| Wireless battery charging | | | |
| Phonebook memory | 1300 places | | |
| Internal memory | 270 MB | 512 MB | 16 GB |
| RAM memory | | 384 MB | |
| Memory cards |  microSD up to 16 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | - | Android 2.3 Gingerbread | Android 2.3 Gingerbread |
| Interface | TouchWiz 2.0 Plus | - | - |
| Processor | - | Broadcom BCM21553 | - |
| Processor clock | - | 832 MHz | 1200 MHz |
| GPU | - | - | - |
| Touchscreen | | | |
| SAR (10g) | 0,705 W/kg | 0,655 W/kg | |
| DualSIM | | | |
| Hybrid DualSIM | | | |
| Other names | Duoz B7722; Duos B7722; Star Duos; B7722i | GT-S6102; Galaxy Y Duoz | SCH-i929 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 2100 | 900 2100 | |
| LTE standard | | | |
| CDMA | | | CDMA2000 1xEV-DO |
| Standard TD-SCDMA | | | |
| UMA | | | |
CAMERAS - BACK
| First camera | | | |
| Photo sensor model | | | Samsung S5K3H2 |
| Photo matrix | 5.2 Mpx | 3.2 Mpx | 8 Mpx |
| Resolution | 2592x1944 px | 2048x1536 px | 3264x2448 px |
| Optical zoom | | | |
| Digital zoom | 4x | 2x | |
| Flash | LED | | LED |
| Dual-colour LED flash | | | |
| Video resolution | 320x240 px | 320x240 px | 1920x1080 px |
| Video formats | H.263, MPEG4 - 30 fps | H.263, H.264, MPEG4 - 24 fps | H.263, H.264, MPEG4 - 30 fps |
| Additional | EIS | - | - |
CAMERAS - FRONT
| First camera | | | |
| Photo sensor model | | nd | Samsung S5K5BAF |
| Photo matrix | 0.3 Mpx | nd | 2 Mpx |
| Resolution | 640x480 px | nd | 1600x1200 px |
| Optical zoom | | nd | |
| Flash | | nd | |
| Dual-colour LED flash | | nd | |
| Video formats | nd | nd | H.263, H.264, MPEG4 - 30 fps |
| Additional | - | nd | - |
SENSORS
| Accelerometer | | | |
| Proximity | | | |
| Light | | | |
| Magnetometer | | | |
| Gyroscope | | | |
| Barometer | | | |
| Altimeter | | | |
| Gravity | | | |
| Hall-effect | | | |
| Iris scanner | | | |
| Fingerprint scanner | | | |
| Thermometer | | | |
| Hygrometer | | | |
Data transfer
| xHTML | | | |
| WAP | v2.0 | v2.0 | v2.0 |
| HSCSD | | | |
| HSDPA | 3.60 Mbit/s | 7.20 Mbit/s | |
| HSUPA | | | |
| HSPA | | | |
| HSPA+ | | | |
| LTE DL | | | |
| LTE UP | | | |
| WIMAX+ | | | |
| GPRS | class 12 | class 12 | class 12 |
| EDGE | class 12 | class 12 | class 12 |
| Bluetooth | v2.1 | v3.0 | v3.0 |
| A2DP Profile | | | |
| HDMI | | | |
| WiFi | v802.11 b/g | v802.11 b/g/n | v802.11 a/b/g/n |
| WiFi frequencies | 2,4 GHz | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | | |
| WiFi Display | | | |
| DLNA | | | |
| Miracast | | | |
| WiFi hotspot | | | |
| IrDA | | | |
| USB | v2.0 | v2.0 | v2.0 |
| GPS | | | |
| A-GPS | | | |
| Beidou | | | |
| NFC | | | |
COMMUNICATION AND MESSAGING
| Call waiting | | | |
| Conferency | | | |
| Call forwarding | | | |
| Push To Talk | | | |
| Instant Messenger | | | |
| SMS | | | |
| EMS | | | |
| MMS | | v1.2 | |
| Dictionary | T9 | T9 | T9 |
| Swype | | | |
| e-mail client | | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | | |
| RSS Reader | | | |
Multimedia
| Radio | z RDS | z RDS | z RDS |
| MP3 | | | |
| Stereo speakers | | | |
| Audio Jack | | 3.5 mm | 3.5 mm |
| HD Voice | | | |
| Sound formats | AAC, AAC+, AMR, WAV, WMA, eAAC+ | AAC, AAC+, AMR, WAV, WMA, eAAC+ | AAC, AAC+, AMR, FLAC, OGG, RA, WMA, eAAC+ |
| Polyphony | 72 voices | 64 voices | |
| Video ringtone | | | |
| Ring composer | | | |
| Games | | | |
| Java | MIDP 2.1 | Dalvik | Dalvik |
| Videophone | | | |
| DVB-H television | | | |
| TV-Out | | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | | |
| Stopwatch | | | |
| Alarm | | | |
| Calculator | | | |
| Currency converter | | | |
| Organizer | | | |
| Calendar | | | |
| Flight mode | | | |
| SyncML | | v1.2 | |
| Data and fax | | | |
| Screensaver | | | |
| Themes | | | |
| Interchangeable covers | | | |
| Voice dial | | | |
| Speakerphone | | | |
| Recorder | | | |
| Vibrations | | | |