Samsung Guru Music 2 vs Samsung Galaxy Music Duos
| Type | Bar (classic) | Touch |
| Dimensions | 112.70 x 46.40 x 13.10 mm | 110.10 x 59.00 x 12.25 mm |
| Weight | 74.98 g | 106.90 g |
| Display size | 2.00" | 3.00" |
| Display | Color / TFT 64k colors 128 x 160 px (2.00") 102 ppi | Color / TFT 256k colors 240 x 320 px (3.00") 133 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 660 min. (11.0 h) |  |
| Standard battery | Li-Ion 800 mAhBuy powerbank
| Li-Ion 1300 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | | 4 GB |
| RAM memory | | 512 MB |
| Memory cards |  microSD, microSDHC up to 16 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | - | Android 4.0 Ice Cream Sandwich |
| Processor | - | ARM Cortex A9 |
| Processor clock | 208 MHz | 850 MHz |
| GPU | - | - |
| Touchscreen | | |
| SAR (10g) | 0,869 W/kg | |
| DualSIM | | |
| Hybrid DualSIM | | |
| Announced | 3Q 2014 | |
| Other names | SM-B310E | GT-S6012 |
| GSM frequencies | 900 1800 | 850 900 1800 1900 |
| UMTS | | 900 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 0.3 Mpx | 3.2 Mpx |
| Resolution | 640x480 px | 2048x1536 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video resolution | nd | 800x480 px |
| Video formats | nd | H.263, H264, MPEG4 - 25 fps |
| Additional | - | - |
CAMERAS - FRONT
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 |
| HSCSD | | |
| HSDPA | | 7.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 12 | class 12 |
| EDGE | | class 12 |
| Bluetooth | | v3.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | v802.11 b/g/n |
| WiFi frequencies | | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | z RDS |
| MP3 | | |
| Stereo speakers | | 2 |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | AMR, WAV | AAC, AAC+, AMR, FLAC, OGG, WAV, WMA, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | | Dalvik |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |