| Attribute | NEC N830 × | Samsung A637 × |
|---|---|---|
| General | ||
| Brand | Nec | Samsung |
| Launch | ||
| Announced | 2004, Q2 | 2008-10-01 |
| Body | ||
| Width (mm) | 24 | 20 |
| Length (mm) | 101 | 86 |
| Height (mm) | 49 | 43 |
| Weight (g) | 110 | 92 |
| SIM | Mini-SIM | Mini-SIM |
| Network | ||
| Technology |
|
|
| 2G bands |
|
|
| 3G bands | - |
|
| Speed | - |
|
| Memory | ||
| Card slot | No | microSDHC (dedicated slot) |
| Internal | - |
|
| Display | ||
| Size (in) | 2.2 | 1.9 |
| Resolution (px) | 320 x 240 | 144 x 176 |
| Display Type | TFT | TFT |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | Li-Ion |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | No | Yes |
| Comms | ||
| WLAN | No | No |
| Bluetooth | No | 2.0, A2DP |
| GPS | - | - |
| Radio | No | No |
| USB | Proprietary | Proprietary |
| Sound | ||
| Loudspeaker | - | - |
| 3.5mm jack | - | - |
| Misc | ||
| Colors | - |
|
| SAR Head (W/kg) | - | 1.28 |
| SAR Body (W/kg) | - | 0.6 |
| Phonebook | 500 x 8 fields, Photo call | 1000 entries, Photocall |
| Call records | 10 dialed, 10 received, 10 missed calls | 30 dialed, 30 received, 30 missed calls |
| Alert types | Vibration; Downloadable polyphonic ringtones | - |
| Features | ||
| Games | - | Yes + Downloadable |
| Infrared port | Yes | - |
| Messaging | SMS, EMS, MMS | SMS, EMS, MMS, Email |
| Browser | WAP 1.2.1 | WAP 2.0/xHTML, HTML |
| Java | Yes | Yes, MIDP 2.0 |
| Stand-by (h) | 100 | 350 |
| Talk time (h) | Up to 3 h 30 min | Up to 4 h |