Phone Comparison - Samsung Galaxy Grand Duos I9082 vs LG Optimus G Pro vs Micromax Canvas Juice A77
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| Manufacturer | Samsung | LG | Micromax |
| Announced | December 2012 | February 2013 | November 2013 |
| Status | Available - January 2013 | Available - April 2013 | Available - November 2013 |
| Colors | Black, White | Black | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143.5 x 76.9 x 9.6 mm (5.65 x 3.03 x 0.38 in) |
150.2 x 76.1 x 9.4mm (5.91 x 3 x 0.37in) |
150.5 x 76.2 x 10.2 mm (5.93 x 3 x 0.4 in) |
| Weight | 162 g (5.71 oz) | 160 g (5.64 oz) | 195 g (6.88 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 1900 / 2100 - SIM 1 only HSDPA 900 / 1900 / 2100 - SIM 1 only |
HSDPA 900 / 2100 | HSDPA 2100 |
| 4G Network | - | LTE | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom | Quad-core 1.7 GHz Krait, Qualcomm Snapdragon 600 Processor | Dual-core 1.3 GHz, MTK 6572 |
| GPU | Broadcom VideoCore IV | Adreno 320 | Mali-400 |
| RAM | 1 GB | 2 GB | 1 GB |
| Internal Memory | 8 GB | 32 GB | 4 GB (1.27 GB for apps, 672 MB for mass storage) |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 32 GB |
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| Type | Capacitive touchscreen | True Curved Glass IPS AMOLED Capacitive Touchscreen | TFT Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16.7M colors |
| Size | 5.0 inches | 5.5 inches | 5.0 inches |
| Resolution | 480 x 800 pixels (187 ppi) | 1080 x 1920 pixels (400 ppi) | 480 x 854 pixels (196 ppi) |
| Screen-to-Body Ratio | 64.20% | 73.15% | 60.03% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| 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 | 8 MP, 3264x2448 pixels | 13 MP, 4128x3096 pixels | 5 MP, 2592х1944 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, Face Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus |
| Video | Yes, 1080p@30fps | Yes, 1080p@30fps, LED video light | Yes, 720p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes, 2 MP, 720p@30fps [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, HSUPA, LTE | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE, EDR | Yes, v4.0 with A2DP | Yes, v4.0 A2DP, EDR |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB Host | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS, support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support |
| Browser | HTML5 | HTML5, Adobe Flash | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 32 GB, 2 GB RAM | 4 GB (1.27 GB for apps, 672 MB for mass storage), 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 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 | Standard battery, Li-Ion | Non-removable, Li-Po Battery | Li-Po Battery |
| Capacity | 2100 mAh | 3140 mAh | 3000 mAh |
| Stand by | Up to 440 h | - | Up to 282 h |
| Talk Time | Up to 10 h 10 min | - | Up to 10 h |
