Phone Comparison - Samsung Galaxy Y Duos vs Micromax Bolt A67 vs Micromax Bolt A47
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| Manufacturer | Samsung | Micromax | Micromax |
| Announced | December 2011 | August 2013 | December 2013 |
| Status | Available - February 2012 | Available - August 2013 | Available - December 2013 |
| Colors | Black | White | White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
109.8 x 60 x 12 mm (4.32 x 2.36 x 0.47 in) |
137.7 x 67.6 x 10.5 mm (5.42 x 2.66 x 0.41 in) |
125.3 x 65.5 x 12.3 mm (4.93 x 2.58 x 0.48 in) |
| Weight | 109 g (3.84 oz) | - | - |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | No | No |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3 (Gingerbread) | Android OS, v4.0.4 (Ice Cream Sandwich) | Android OS, v4.2.2 (Jelly Bean) |
| Processor | Dual-core 1 GHz Cortex-A5 | Dual-core 1.3 GHz, MTK 6572 | |
| GPU | - | Mali-400 | |
| RAM | 384 MB | 512 MB | 256 MB |
| Internal Memory | 512 MB ROM | 4 GB (1.2 GB user available) | 512 MB (161 MB for Apps, 14.4 MB for Mass Storage) |
| External Memory | microSD, up to 32GB, 2 GB included | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen |
| Colors | 256K colors | 262K colors | 16.7M colors |
| Size | 3.14 inches | 4.5 inches | 4.0 inches |
| Resolution | 240 x 320 pixels (127 ppi) | 480 x 854 pixels (218 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 46.63% | 59.78% | 55.60% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | FM Radio with Recording |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 2 MP, 1600x1200 pixels | 2 MP, 1600x1200 pixels |
| Flash | No | LED flash | LED flash |
| Features | Geo-tagging | Geo-tagging, Mult-shot, Night mode | Fixed Focus, Geo-tagging, Multi-shot, Night Mode |
| Video | Yes, QVGA@24fps | Yes | Yes, 480p@30fps |
| Front Camera | No [Similar] | Yes, VGA [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes, Class 12 |
| Edge | Yes | Class 12 | Yes, Class 12 |
| 3G | HSDPA, 7.2 Mbps | No | No |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v2.1, EDR | Yes, v4.0 A2DP, EDR |
| 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 |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | No | No |
| Browser | HTML, Adobe Flash | HTML5 | HTML5 |
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| Internal | 512 MB ROM, 384 MB RAM | 4 GB (1.2 GB user available), 512 MB RAM | 512 MB (161 MB for Apps, 14.4 MB for Mass Storage), 256 MB RAM |
| Expandable Storage | microSD, up to 32GB, 2 GB included | 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 | Standard battery, Li-Ion | Li-Ion Battery | Li-Ion Battery |
| Capacity | 1300 mAh | 1850 mAh | 1600 mAh |
| Stand by | Up to 192 h | Up to 180 h | |
| Talk Time | Up to 4 h | Up to 6 h | |
