Phone Comparison - Karbonn A27 Retina vs Karbonn A6 Turbo vs Karbonn K9 Viraat
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| Price Comparison (India) | - | - | |
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| Manufacturer | Karbonn | Karbonn | Karbonn |
| Announced | March 2013 | January 2015 | August 2016 |
| Status | Available - March 2013 | Available - January 2015 | Available - August 2016 |
| Price | - | Rs. 2,881 ($42.37) [Similarly Priced] | Rs. 4,199 ($63.22) [Similarly Priced] |
| Colors | Black | White/Black | Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
133.6 x 66 x 9.1 mm (5.26 x 2.6 x 0.36 in) |
- | - |
| Weight | 126.5 g (4.44.0.18 oz) | - | - |
| 2G Network | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 2100 | No | HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1 (Jelly Bean) | Android OS, v4.4.2 (KitKat) | Android OS, v6.0.1 (Marshmallow) |
| Processor | Dual-core 1.2 GHz, Qualcomm MSM8225 Snapdragon | Dual-core 1.3 GHz | Quad-core 1.3 GHz |
| GPU | Adreno 203 | - | - |
| RAM | 512 MB | 512 MB | 1 GB |
| Internal Memory | 4 GB | 4 GB | 8 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 64 GB |
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| Type | IPS LCD capacitive touchscreen | TFT Capacitive Touchscreen | IPS capacitive touchscreen |
| Colors | - | 256K colors | 16M colors |
| Size | 4.3 inches | 4.5 inches | 5.5 inches |
| Resolution | 540 x 960 pixels (256 ppi) | 480 x 854 pixels (218 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 57.88% | - | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 5 MP, 2592x1944 pixels | 5 MP, 2592 х 1944 pixels |
| Flash | LED flash | Dual-LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama |
| Video | Yes | Yes | 720p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes, VGA [Similar] | 2 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA 7.2 Mbps | No | HSPA, TD-SCDMA |
| Bluetooth | Yes | Yes | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
| USB | Yes | Yes | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS | Yes, with A-GPS, GLONASS |
| Browser | HTML | HTML | HTML5 |
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| Internal | 4 GB, 512 MB RAM | 4 GB, 512 MB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 64 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 | 1800 mAh | 1500 mAh | 2800 mAh |
| Stand by | Up to 180 h | Up to 78 h | - |
| Talk Time | Up to 4 h | Up to 4 h | - |
Rs. 4,199 
