Karbonn K440 vs Samsung Galaxy S Duos 2 S7582
General Info
| Manufacturer | |
| Karbonn | Samsung |
| Announced | |
| 2012 | November 2013 |
| Status | |
| Available | Available - November 2013 |
| Colors | |
| Black/White, Black/Red | White, Black |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
119.5 x 54 x 13.5 mm (4.7 x 2.13 x 0.53 in) |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
| Weight | |
| - | 118 g (4.16 oz) |
| 2G Network | |
| GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| N/A | HSDPA 900 / 2100 |
| Messaging | |
| SMS, MMS | SMS, MMS, Push Mail, EMail |
Display
Hardware and OS
| OS | |
| - | Android OS, v4.2 (Jelly Bean) |
| Processor | |
| - | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 [Similar] |
| GPU | |
| - | Broadcom VideoCore IV [Similar] |
| RAM | |
| N/A | 768 MB [Browse Similar] |
| Internal Memory | |
| - | 4 GB (1.9 GB user available) |
| External Memory | |
| microSD, up to 16 GB | microSD, up to 32 GB |
Camera
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM radio; FM recording | Stereo FM radio with RDS |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| No | Yes |
| 3G | |
| N/A | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | |
| Yes | Yes, v4.0 with A2DP |
| Wi-Fi | |
| No | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct |
| USB | |
| Yes | Yes, microUSB v2.0 |
| GPS | |
| No | Yes, with A-GPS support and GLONASS |
| Browser | |
| Yes | HTML5 |
User Memory
| Phonebook | |
| 1000 entries | Practically unlimited entries and fields, Photocall |
| Call Records | |
| Yes | Practically unlimited |
| Internal | |
| - | 4 GB (1.9 GB user available), 768 MB RAM |
| Expandable Storage | |
| microSD, up to 16 GB | microSD, up to 32 GB |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| NFC | |
Battery
| Type | |
| Li-Ion Battery | Standard battery, Li-Ion |
| Capacity | |
| 2100 mAh | 1500 mAh |
| Stand by | |
| Up to 800 h | Up to 280 h (3G) |
| Talk Time | |
| Up to 12 h | Up to 8 h (3G) |