Phone Comparison - Micromax Bolt A67 vs Karbonn Smart A51 vs Samsung Galaxy Star Pro S7262
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| Manufacturer | Micromax | Karbonn | Samsung |
| Announced | August 2013 | September 2013 | October 2013 |
| Status | Available - August 2013 | Available - September 2013 | Available - October 2013 |
| Colors | White | White Silver | White, Gray |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
137.7 x 67.6 x 10.5 mm (5.42 x 2.66 x 0.41 in) |
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121.2 x 62.7 x 10.6 cm (4.77 x 2.47 x 0.42 cm) |
| Weight | - | - | 121 g (4.27 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 | No | No | No |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.0.4 (Ice Cream Sandwich) | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.1.2 (Jelly Bean) |
| Processor | Dual-core 1 GHz Cortex-A5 | 1 GHz | 1 GHz Cortex-A5 |
| GPU | - | - | - |
| RAM | 512 MB | 256 MB | 512 MB |
| Internal Memory | 4 GB (1.2 GB user available) | 512 MB (100 MB user available) | 4 GB ROM |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | TFT capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 262K colors | 16M colors | 16M colors |
| Size | 4.5 inches | 3.5 inches | 4.0 inches |
| Resolution | 480 x 854 pixels (218 ppi) | 320 x 480 pixels (165 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 59.78% | - | 60.05% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | Stereo FM radio with RDS, FM recording |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 2 MP, 1600x1200 pixels | 3.15 MP, 2048x1536 pixels | 2 MP, 1600x1200 pixels |
| Flash | LED flash | LED flash | No |
| Features | Geo-tagging, Mult-shot, Night mode | - | Fixed Focus, Geo-tagging |
| Video | Yes | Yes | Yes |
| Front Camera | Yes, VGA [Similar] | Yes, VGA [Similar] | No [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes | Yes |
| Edge | Class 12 | Yes | Yes |
| 3G | No | No | No |
| Bluetooth | Yes, v2.1, EDR | Yes | Yes |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct |
| USB | Yes, microUSB v2.0 | Yes | Yes, microUSB v2.0 |
| GPS | No | No | No |
| Browser | HTML5 | HTML | HTML |
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| Internal | 4 GB (1.2 GB user available), 512 MB RAM | 512 MB (100 MB user available), 256 MB RAM | 4 GB ROM, 512 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 | Li-Ion Battery |
| Capacity | 1850 mAh | 1100 mAh | 1500 mAh |
| Stand by | Up to 192 h | - | Up to 350 h |
| Talk Time | Up to 4 h | - | Up to 15 h |
