Phone Comparison - Micromax A89 Ninja vs Samsung Galaxy S Duos 2 S7582 vs Micromax Unite 2 A106
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| Manufacturer | Micromax | Samsung | Micromax |
| Announced | February 2013 | November 2013 | May 2014 |
| Status | Available - February 2013 | Available - November 2013 | Available - May 2014 |
| Colors | Black | White, Black | Pristine White, Balmy Green, Mystic Grey, Raging Red |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
116 x 62 x 11.5 mm (4.57 x 2.44 x 0.45 in ) |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
138.9 x 71.9 x 9.4 mm (5.47 x 2.83 x 0.37 in) |
| Weight | 95 g (3.35 oz) | 118 g (4.16 oz) | 158.5 g (5.57.0.18 oz) |
| 2G Network | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 2100 | HSDPA 900 / 2100 | HSDPA 2100 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v4.0.4 (Ice Cream Sandwich) | Android OS, v4.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) |
| Processor | Dual-core 1 GHz | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 | Quad-core 1.3 GHz, Mediatek MT6582M |
| GPU | - | Broadcom VideoCore IV | Mali-400MP2 |
| RAM | 512 MB | 768 MB | 1 GB |
| Internal Memory | 2 GB | 4 GB (1.9 GB user available) | 4/8 GB (0.89 GB for apps, 1.67 GB for mass storage) |
| 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, PLS | IPS LCD Capacitive Touchscreen |
| Colors | 256K colors | 16M colors | 16.7M colors |
| Size | 3.97 inches | 4.0 inches | 4.7 inches |
| Resolution | 480 x 800 pixels (235 ppi) | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (199 ppi) |
| Screen-to-Body Ratio | 62.38% | 59.52% | 62.64% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | Stereo FM radio with RDS | 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 | 5 MP, 2592x1944 pixels |
| Flash | No | LED flash | LED flash |
| Features | - | Auto focus, Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR |
| Video | Yes, VGA | Yes, 720p@30fps | Yes, 1080p |
| Front Camera | No [Similar] | Yes, VGA [Similar] | Yes, 2 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, v4.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Yes | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB On-the-go |
| GPS | Yes | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support |
| Browser | HTML | HTML5 | HTML5 |
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| Internal | 2 GB, 512 MB RAM | 4 GB (1.9 GB user available), 768 MB RAM | 4/8 GB (0.89 GB for apps, 1.67 GB for mass storage), 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 32 GB |
| USB OTG | - | - | Supported |
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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 | Standard battery, Li-Ion | Li-Ion Battery |
| Capacity | 1450 mAh | 1500 mAh | 2000 mAh |
| Stand by | Up to 170 h | Up to 280 h (3G) | Up to 190 h |
| Talk Time | Up to 4 h | Up to 8 h (3G) | Up to 8 h |
