Phone Comparison - Karbonn A12+ vs Karbonn A99 vs Samsung Galaxy S Duos 2 S7582
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| Manufacturer | Karbonn | Karbonn | Samsung |
| Announced | October 2013 | October 2013 | November 2013 |
| Status | Available - October 2013 | Available - October 2013 | Available - November 2013 |
| Colors | White, Black | White, Black | White, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension | - | - |
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 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 2100 | HSDPA 2100 | HSDPA 900 / 2100 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Dual-core 1.3 GHz, MTK 6572 | Dual-core 1.3 GHz, MTK 6572 | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 |
| GPU | Mali-400MP | Mali-400MP | Broadcom VideoCore IV |
| RAM | 512 MB | 512 MB | 768 MB |
| Internal Memory | 4 GB (1.27 GB for apps, 1.24 GB user available) | 4 GB | 4 GB (1.9 GB user available) |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | IPS LCD Capacitive Touchscreen, Wide Viewing Angle | IPS LCD Capacitive Touchscreen, Wide Viewing Angle | TFT Capacitive Touchscreen, PLS |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 3.97 inches | 4.0 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (235 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | - | - | 59.52% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | Stereo FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 5 MP, 2592х1944 pixels | 5 MP, 2592х1944 pixels |
| Flash | LED flash | LED Flash | LED flash |
| Features | Auto-focus, Geo-tagging, Face Detection, Panorama | - | Auto focus, Geo-tagging |
| Video | Yes, 720p | Yes, 720p | Yes, 720p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v2.0 A2DP, EDR | Yes, v2.0 A2DP, EDR | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes | Yes, with A-GPS support and GLONASS |
| Browser | HTML | HTML | HTML5 |
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| Internal | 4 GB (1.27 GB for apps, 1.24 GB user available), 512 MB RAM | 4 GB ROM, 512 MB RAM | 4 GB (1.9 GB user available), 768 MB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Li-Ion Battery | Li-Ion Battery | Standard battery, Li-Ion |
| Capacity | 1400 mAh | 1400 mAh | 1500 mAh |
| Stand by | - | - | Up to 280 h (3G) |
| Talk Time | - | - | Up to 8 h (3G) |
