| Samsung Galaxy Music Dual | HTC 7 Surround |
| Manufacture | Samsung | HTC |
| Model | Galaxy Music Dual | 7 Surround |
| Form factor | Block | Block |
| Weight | 106.9 gram | 165.00 |
| Dimensions (HxWxD) | 110.1 x 59 x 12.25 | 120.00 x 61.00 x 13.00 |
| Operating System | Android | Windows Phone 7 |
| Networks | 2G - 850/900/1800/1900 3G - 900/2100 | 2G - 850/900/1800/1900 3G - 850/1900/2100 |
| HSCSD |  | |
| GPRS |  | |
| EDGE | | |
| UMTS | | |
| HSDPA | | |
| HSPA+ | | |
| WiMAX | | |
| LTE (4G light) | | |
| WLAN / Wi-Fi | | |
| Wi-Fi Hotspot | | |
| Wi-Fi Direct | | |
| SMS | | |
| MMS | | |
| | |
| HDMI out | | |
| USB port | | |
| MHL | | |
| Bluetooth | | |
| Bluetooth version | 3.0 | NA |
| DLNA | | |
| GPS | | |
| Glonass | | |
| ANT+ | | |
| IrDA | | |
| NFC | | |
| 3.5 mm audio connector | | |
| Camera | | |
| Camera resolution | 3 megapixel, fixed focus | 5 megapixel, autofocus |
| Image Stabilization | | |
| BSI sensor | | |
| Camera Flash/Light | | |
| Flash type | NA | NA |
| Video recording | | |
| Video capture resolution | WVGA 800 x 480 pixels | NA |
| Second Camera | NA | NA |
| Display size | 3 inches | 3.80 |
| Touchscreen | | |
| Colour display | | |
| Number of colours | NA | 16000000 |
| Display width | 240 | 480 |
| Display height | 320 | 800 |
| PPI | 133.33 | 245.51 |
| Second Display | NA | NA |
| CPU | NA | 1 GHz |
| GPU | NA | NA |
| Memory | 512 MB RAM. 4 GB internal storage. Expandable with microSD card | 448 MB. 16 GB storage |
| Micro SIM | | |
| Dual SIM | | |
| MP3 | | |
| Ringtones / Music file format | MP3, AAC, AAC+, eAAC+, AMR-NB, AMR-WB, MIDI, WAV, WMA, FLAC, OGG | MP3, WMA, M4A, M4B |
| Java | | |
| Games | Yes, downloadable | Yes |
| FM Radio | | |
| Battery | 1300 mAh | 1230 mAh |
| Standby time (h) | NA | 275 |
| Talktime (m) | NA | 240 |
| Wireless Charging | | |
| Browser | Android HTML Webkit | 2.0 XHTML, HTML |
| Calendar | | |
| Voicedialing | | |
| IP Code | NA | NA |
| Predictive text | | |
| RSS reader | | NA |
| Voicememo | | |
| PC Synchronization | | |
| SyncML | | NA |
| Website | Website | Website |