Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Micromax Unite 2 A106 vs Samsung Galaxy A9
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| Manufacturer | Samsung | Micromax | Samsung |
| Announced | December 2012 | May 2014 | December 2015 |
| Status | Available - January 2013 | Available - May 2014 | Coming Soon - January 2016 |
| Price | - | - | Rs. 33,000 ($499.00) [Similarly Priced] |
| Colors | Black, White | Pristine White, Balmy Green, Mystic Grey, Raging Red | Pearl White, Midnight Black, Champagne Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143.5 x 76.9 x 9.6 mm (5.65 x 3.03 x 0.38 in) |
138.9 x 71.9 x 9.4 mm (5.47 x 2.83 x 0.37 in) |
161.7 x 80.9 x 7.4 mm (6.37 x 3.19 x 0.29 in) |
| Weight | 162 g (5.71 oz) | 158.5 g (5.57.0.18 oz) | 200 g (7.05 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) |
| 3G Network | HSDPA 850 / 1900 / 2100 - SIM 1 only HSDPA 900 / 1900 / 2100 - SIM 1 only |
HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) | Android OS, v5.1.1 (Lollipop), planned upgrade to v6.0 (Marshmallow) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom | Quad-core 1.3 GHz, Mediatek MT6582M | Quad-core 1.8 GHz Cortex-A72 & quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8976 Snapdragon 652 |
| GPU | Broadcom VideoCore IV | Mali-400MP2 | Adreno 510 |
| RAM | 1 GB | 1 GB | 3 GB |
| Internal Memory | 8 GB | 4/8 GB (0.89 GB for apps, 1.67 GB for mass storage) | 32 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 128 GB |
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| Type | Capacitive touchscreen | IPS LCD Capacitive Touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16.7M colors | 16M colors |
| Size | 5.0 inches | 4.7 inches | 6.0 inches |
| Resolution | 480 x 800 pixels (187 ppi) | 480 x 800 pixels (199 ppi) | 1080 x 1920 pixels (367 ppi) |
| Screen-to-Body Ratio | 64.20% | 62.64% | 75.93% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM Radio with Recording | FM radio with RDS; recording |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 5 MP, 2592x1944 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED Flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR | Auto focus, f/1.9, OIS, 1/3'' sensor size, 1.12 µm pixel size, geo-tagging, touch focus, face detection, panorama, HDR |
| Video | Yes, 1080p@30fps | Yes, 1080p | 1080p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes, 2 MP, 720p [Similar] | 8 MP, f/1.9, 1080p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat7 350/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE, EDR | Yes, v4.0 with A2DP | v4.1, A2DP, EDR, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB On-the-go | microUSB v2.0 |
| GPS | Yes, with A-GPS, support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS, GLONASS/ BDS (market dependant) |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 4/8 GB (0.89 GB for apps, 1.67 GB for mass storage), 1 GB RAM | 32 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 128 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 | Standard battery, Li-Ion | Li-Ion Battery | Non-removable Li-Ion Battery |
| Capacity | 2100 mAh | 2000 mAh | 4000 mAh |
| Stand by | Up to 440 h | Up to 190 h | - |
| Talk Time | Up to 10 h 10 min | Up to 8 h | - |
