Phone Comparison - Karbonn A27 Plus vs Nokia Lumia 625 vs Samsung Galaxy S Duos 2 S7582
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| Manufacturer | Karbonn | Nokia | Samsung |
| Announced | March 2013 | July 2013 | November 2013 |
| Status | Available - March 2013 | Available - August 2013 | Available - November 2013 |
| Colors | Black, White | Orange, Bright green, Yellow, Black and white | White, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
124 x 76 x 10 mm (4.88 x 2.99 x 0.39 in) |
133.2 x 72.2 x 9.2 mm (5.24 x 2.84 x 0.36 in) |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
| Weight | - | 159 g (5.61 oz) | 118 g (4.16 oz) |
| 2G Network | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 2100 | HSDPA 850 / 900 / 2100 HSDPA | HSDPA 900 / 2100 |
| 4G Network | - | LTE | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v4.1 (Jelly Bean) | Microsoft Windows Phone 8 | Android OS, v4.2 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz | Dual-core 1.2 GHz Krait, Qualcomm MSM8930 Snapdragon | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 |
| GPU | - | Adreno 305 | Broadcom VideoCore IV |
| RAM | 512 MB | 512 MB | 768 MB |
| Internal Memory | 4 GB | 8 GB | 4 GB (1.9 GB user available) |
| External Memory | microSD, up to 32 GB | microSD, up to 64 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 2 | TFT Capacitive Touchscreen, PLS |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 4.7 inches | 4.0 inches |
| Resolution | 540 x 960 pixels (220 ppi) | 480 x 800 pixels (199 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 73.32% | 65.05% | 59.52% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | Yes | Stereo FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 5 MP, 2592х1936 pixels | 5 MP, 2592х1944 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Auto focus, Touch focus, Landscape orientation, Auto and manual exposure, Auto and manual white balance, Active toolbar, Full screen viewfinder, Geotagging | Auto focus, Geo-tagging |
| Video | Yes | Yes, 1080p@30fps | Yes, 720p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, VGA [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA 7.2 Mbps | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes | Yes, v4.0 with A2DP, LE | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, 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 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 4 GB, 512 MB RAM | 8 GB, 512 MB RAM | 4 GB (1.9 GB user available), 768 MB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 64 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 | Non-removable Li-Ion Battery | Standard battery, Li-Ion |
| Capacity | 2000 mAh | 2000 mAh | 1500 mAh |
| Stand by | Up to 400 h | Up to 552 h | Up to 280 h (3G) |
| Talk Time | Up to 6 h | Up to 23 h 54 min (2G) Up to 15 h 12 min (3G) |
Up to 8 h (3G) |
