Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Asus Zenfone 2 ZE551ML vs Samsung Galaxy A8
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| Manufacturer | Samsung | Asus | Samsung |
| Announced | December 2012 | January 2015 | July 2015 |
| Status | Available - January 2013 | Available - March 2015 | Available - August 2015 |
| Price | - | Rs. 14,999 ($220.57) [Similarly Priced] | Rs. 26,990 ($396.91) [Similarly Priced] |
| Colors | Black, White | Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit | 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) |
152.5 x 77.2 x 10.9 mm (6 x 3.04 x 0.43 in) |
158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) |
| Weight | 162 g (5.71 oz) | 170 g (6 oz) | 151 g (5.33 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 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 (Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29) |
LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - | - Fingerprint sensor |
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| OS | Android OS, v4.1.2 (Jelly Bean) | Android OS, v5.0 (Lollipop) | Android OS, v5.1 (Lollipop) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom | Quad-core 2.3 GHz Quad-core 1.8 GHz, Intel Atom Z3580 Intel Atom Z3560 |
Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 |
| GPU | Broadcom VideoCore IV | PowerVR G6430 | Adreno 405 |
| RAM | 1 GB | 2/4 GB | 2 GB |
| Internal Memory | 8 GB | 16/32/64 GB | 16/32 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB (uses SIM 2 slot) |
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| Type | Capacitive touchscreen | IPS Capacitive Touchscreen, Corning Gorilla Glass 3 | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 5.5 inches | 5.7 inches |
| Resolution | 480 x 800 pixels (187 ppi) | 1080 x 1920 pixels (401 ppi) | 1080 x 1920 pixels (386 ppi) |
| Screen-to-Body Ratio | 64.20% | 70.67% | 73.99% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | Yes | FM radio with RDS; recording |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, 4128 x 3096 pixels | 16 MP, 5312 x 2988 pixels |
| Flash | LED flash | dual-LED (dual tone) | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | Yes, 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 2 MP [Similar] | 5 MP [Similar] | 5 MP, 1080p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE, EDR | v4.0, A2DP, EDR | v4.1, A2DP, EDR, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0, USB Host | microUSB v2.0 |
| GPS | Yes, with A-GPS, support and GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS/ Beidou (market dependant) |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 16/32/64 GB, 2/4 GB RAM | 16/32 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB (uses SIM 2 slot) |
| 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 | Non-removable Li-Ion Battery |
| Capacity | 2100 mAh | 3000 mAh | 3050 mAh |
| Stand by | Up to 440 h | - | - |
| Talk Time | Up to 10 h 10 min | - | - |
