i-mobile S387 vs Gigabyte GSmart M3447
| Type | Bar (classic) | Bar (classic) |
| Dimensions | 107.00 x 56.00 x 13.50 mm | 110.00 x 59.00 x 13.00 mm |
| Weight | 120.00 g | 95.00 g |
| Display size | 2.00" | 2.40" |
| Display | Color / TFT 64k colors 320 x 240 px (2.00") | Color / TFT 64k colors 320 x 240 px (2.40") 167 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 340 min. (5.7 h) | 2G: 270 min. (4.5 h) 3G: 240 min. (4.0 h) |
| Video talk time (max.) |  | 150 min. (2.5 h) |
| Stand-by (max.) | 2G: 340 h. (14.2 days) | 2G: 450 h. (18.8 days) 3G: 200 h. (8.3 days) |
| Standard battery | Li-Ion 1400 mAhBuy powerbank
| Li-Ion 900 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | | 128 MB |
| RAM memory | | 64 MB |
| Memory cards |  microSD | microSD, microSDHC up to 16 GBBuy memory card |
| Operating system | - | Nucleus |
| Processor | - | MediaTek MT6268 |
| Processor clock | - | 246 MHz |
| Touchscreen | | |
| DualSIM | | |
| Hybrid DualSIM | | |
| Other names | - | - |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 2100 | 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 2 Mpx | 2 Mpx |
| Resolution | 1600x1200 px | 1600x1200 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video resolution | | 640x480 px |
| Video formats | | H.264, MPEG4 |
| Additional | - | - |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | | 0.3 Mpx |
| Resolution | | 640x480 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Additional | - | - |
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 | | |
| HSUPA | | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 10 | class 10 |
| EDGE | class 10 | class 10 |
| Bluetooth | v2.0 | v2.1 EDR |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | |
| WiFi frequencies | | |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | 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 | | |
| Dictionary | | |
| Swype | | |
| e-mail client | | POP3 |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | | AAC, AAC+, AMR, WMA, eAAC+ |
| Polyphony | | 64 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 | MIDP 2.0 |
| 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 | | |