| Attribute | Alcatel OT-V770 × | Karbonn A4+ × |
|---|---|---|
| General | ||
| Brand | Alcatel | Karbonn |
| Launch | ||
| Announced | 2008-01-01 | 2013-01-01 |
| Body | ||
| Width (mm) | 10 | 10.5 |
| Length (mm) | 104 | 123 |
| Height (mm) | 52 | 63 |
| Weight (g) | 75 | 87.5 |
| SIM | Mini-SIM | Dual SIM |
| Network | ||
| Technology |
|
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| 2G bands |
|
|
| Platform | ||
| OS | - | Android 4.0 (Ice Cream Sandwich) |
| CPU | - | Dual-core 1.0 GHz |
| Memory | ||
| Card slot | microSD (dedicated slot) | microSDHC (dedicated slot) |
| Internal |
|
|
| Display | ||
| Size (in) | 1.9 | 4 |
| Resolution (px) | 176 x 220 | 480 x 800 |
| Display Type | TFT | IPS LCD |
| Battery | ||
| Type | Removable | Li-Ion |
| Capcity (mAh) | Li-Ion | 1250 |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | Yes | Yes |
| Comms | ||
| WLAN | No | Wi-Fi 802.11 b/g/n |
| Bluetooth | 2.0, A2DP | Yes |
| GPS | - | - |
| NFC | - | - |
| Radio | No | FM radio |
| USB | 2.0 | Proprietary |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | + | + |
| Features | ||
| Sensors | - |
|
| Misc | ||
| Colors |
|
|
| SAR EU Head (W/kg) | 1 | 0.94 |
| SAR Head (W/kg) | 1.06 | - |
| SAR Body (W/kg) | 1.22 | - |
| Phonebook | 800 entries | - |
| Stand-by (h) | 300 | 125 |
| Call records | 20 dialed, 20 received, 20 missed calls | - |
| Talk time (h) | Up to 3 h | Up to 5 h |
| Alert types | Vibration; Polyphonic(64), MP3 ringtones | - |
| Messaging | SMS, MMS | - |
| Browser | WAP 2.0/xHTML | - |
| Games | 1 | - |
| Java | Yes, MIDP 2.0 | - |
| Music play (h) | 12 | - |