Karbonn Smart A12 Star vs Karbonn K451+ Sound Wave
General Info
| Manufacturer | |
| Karbonn | Karbonn |
| Announced | |
| June 2014 | 2012 |
| Status | |
| Available - June 2014 | Available |
| Colors | |
| White, Black | Silver/Black |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
124.2 x 64.2 x 10.1 mm (4.89 x 2.53 x 0.4 in) |
116.5 x 51.9 x 14.6 mm (4.59 x 2.04 x 0.57 in) |
| Weight | |
| 130 g (4.59 oz) | - |
| 2G Network | |
| GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 2100 | N/A |
| Messaging | |
| SMS, MMS, EMail, IM | SMS, MMS |
Display
Hardware and OS
| OS | |
| Android OS, v4.4.2 (KitKat) | - |
| Processor | |
| Dual-core 1.2 GHz, MTK 6572 [Similar] | - |
| GPU | |
| Mali-400MP [Similar] | - |
| RAM | |
| 512 MB [Browse Similar] | N/A |
| Internal Memory | |
| 4 GB (2.4 GB internal storage) | - |
| External Memory | |
| microSD, up to 32 GB | microSD, up to 8 GB |
Camera
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM radio | FM radio; FM recording |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | No |
| 3G | |
| HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | N/A |
| Bluetooth | |
| Yes, v2.0 A2DP, EDR | Yes |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | No |
| USB | |
| Yes, microUSB v2.0 | Yes |
| GPS | |
| Yes, with A-GPS support | No |
| Browser | |
| HTML | Yes |
User Memory
| Phonebook | |
| Practically unlimited entries and fields, Photocall | 500 entries |
| Call Records | |
| Practically unlimited | Yes |
| Internal | |
| 4 GB (2.4 GB internal storage), 512 MB RAM | - |
| Expandable Storage | |
| microSD, up to 32 GB | microSD, up to 8 GB |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| NFC | |
Battery
| Type | |
| Li-Ion Battery | Li-Ion Battery |
| Capacity | |
| 1400 mAh | 1800 mAh |
| Stand by | |
| Up to 300 h (2G) | Up to 500 h |
| Talk Time | |
| - | Up to 8 h |