Phone Comparison - Micromax A54 Smarty 3.5 vs Micromax A72 Canvas Viva vs Karbonn A6
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| Manufacturer | Micromax | Micromax | Karbonn |
| Announced | January 2013 | April 2013 | March 2013 |
| Status | Available - January 2013 | Available - April 2013 | Available - March 2013 |
| Colors | Black | Black, White | White/Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
112.5 x 59.2 x 14.45 mm (4.43 x 2.33 x 0.57 in) |
142.8 x 76 x 10.6 mm (5.62 x 2.99 x 0.42 in) |
128 x 65.7 x 11.6 mm (5.04 x 2.59 x 0.46 in) |
| Weight | 102 g (3.6 oz) | 186 g (6.56 oz) | 114.5 g (4.02.0.18 oz) |
| 2G Network | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 2100 - SIM 1 only | No | N/A |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3.5 (Gingerbread) | Android OS, v2.3.6 (Gingerbread) | Android OS, v4.0 (Ice Cream Sandwich) |
| Processor | 1 GHz, Qualcomm 7225AA | 1 GHz | 1 GHz |
| GPU | Adreno 200 | - | - |
| RAM | 256 MB | 256 MB | 512 MB |
| Internal Memory | 130 MB | 110 MB | 104 MB |
| 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 | IPS LCD capacitive touchscreen |
| Colors | 262K colors | - | 256K colors |
| Size | 3.5 inches | 5 inches | 4.0 inches |
| Resolution | 320 x 480 pixels (165 ppi) | 480 x 800 pixels (187 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 54.65% | 65.28% | 54.26% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio with Recording | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.0 MP, 2048x1536 pixels | 3.0 MP, 2048x1536 pixels | 5 MP, 2592x1944 pixels |
| Flash | No | No | LED flash |
| Features | Geo-tagging | Geo-tagging | - |
| Video | Yes | Yes | Yes |
| Front Camera | No [Similar] | Yes, VGA [Similar] | Yes [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Class 12 | Class 12 | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | No | N/A |
| Bluetooth | Yes, v2.1 | Yes, v3.0 with A2DP | Yes |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Yes, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes |
| GPS | Yes | No | No |
| Browser | HTML | HTML | HTML |
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| Internal | 130 MB, 256 MB RAM | 110 MB, 256 MB RAM, 512 MB ROM | 104 MB, 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 | 1300 mAh | 2000 mAh | 1450 mAh |
| Stand by | Up to 170 h | Up to 280 h | Up to 250 h |
| Talk Time | Up to 4 h | Up to 7 h | Up to 3 h 30 min |
