Phone Comparison - Micromax A89 Ninja vs Karbonn A12+ vs Samsung Galaxy Grand 2
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| Manufacturer | Micromax | Karbonn | Samsung |
| Announced | February 2013 | October 2013 | November 2013 |
| Status | Available - February 2013 | Available - October 2013 | Available - Q4 2013 |
| Colors | Black | White, Black | Black, White, Pink |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
116 x 62 x 11.5 mm (4.57 x 2.44 x 0.45 in ) |
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146.8 x 75.3 x 8.9 mm (5.78 x 2.96 x 0.35 in) |
| Weight | 95 g (3.35 oz) | - | 163 g (5.75 oz) |
| 2G Network | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SM-G7100 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102 |
| 3G Network | HSDPA 2100 | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 |
| 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, v4.2.2 (Jelly Bean) | Android OS, v4.3 (Jelly Bean) |
| Processor | Dual-core 1 GHz | Dual-core 1.3 GHz, MTK 6572 | Quad-core 1.2 GHz Cortex-A7 |
| GPU | - | Mali-400MP | - |
| RAM | 512 MB | 512 MB | 1.5 GB |
| Internal Memory | 2 GB | 4 GB (1.27 GB for apps, 1.24 GB user available) | 8 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 64 GB |
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| Type | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen, Wide Viewing Angle | TFT capacitive touchscreen |
| Colors | 256K colors | 16M colors | 16M colors |
| Size | 3.97 inches | 4.0 inches | 5.25 inches |
| Resolution | 480 x 800 pixels (235 ppi) | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (280 ppi) |
| Screen-to-Body Ratio | 62.38% | - | 68.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | FM Radio with Recording |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 5 MP, 2592х1944 pixels | 8 MP, 3264x2448 pixels |
| Flash | No | LED flash | LED flash |
| Features | - | Auto-focus, Geo-tagging, Face Detection, Panorama | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization |
| Video | Yes, VGA | Yes, 720p | Yes, 1080p@30fps, stereo sound rec. |
| Front Camera | No [Similar] | Yes, 2 MP [Similar] | Yes, 1.9 MP, 720p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, HSUPA | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v2.1 | Yes, v2.0 A2DP, EDR | Yes, v4.0 with A2DP, LE, EDR |
| Wi-Fi | Yes | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes | Yes, with A-GPS support | Yes, with A-GPS, support and GLONASS |
| Browser | HTML | HTML | HTML5 |
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| Internal | 2 GB, 512 MB RAM | 4 GB (1.27 GB for apps, 1.24 GB user available), 512 MB RAM | 8 GB, 1.5 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 | 1450 mAh | 1400 mAh | 2600 mAh |
| Stand by | Up to 170 h | - | - |
| Talk Time | Up to 4 h | - | Up to 17 h |
