Phone Comparison - Samsung Galaxy Tab 2 (7.0) vs Acer Liquid Gallant Duo vs Acer Liquid E2 Duo
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| Manufacturer | Samsung | Acer | Acer |
| Announced | February 2012 | July 2012 | April 2013 |
| Status | Available - April 2012 | Available - September 2012 | Coming Soon - May 2013 |
| Colors | Black, White | Black, White | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
193.7 x 122.4 x 10.5 mm (7.63 x 4.82 x 0.41 in) |
129 x 65.9 x 9.9 mm (5.08 x 2.59 x 0.39 in) |
131 x 68 x 9.9 mm (5.16 x 2.68 x 0.39 in) |
| Weight | 344 g (12.13 oz) | 145 g (5.11 oz) | 140 g (4.94 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.2.1 (Jelly Bean) |
| Processor | Dual-core 1 GHz, TI OMAP 4430 | Dual-core, MTK 6575 | Quad-core 1.2 GHz Cortex-A7, MTK 6589 |
| GPU | PowerVR SGX540 | - | PowerVR SGX 544MP |
| RAM | 1 GB | 1 GB | 1 GB |
| Internal Memory | 8/16/32 GB storage | 4 GB storage | 4 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | PLS LCD capacitive touchscreen | Capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 7.0 inches | 4.3 inches | 4.5 inches |
| Resolution | 600 x 1024 pixels (170 ppi) | 540 x 960 pixels (256 ppi) | 540 x 960 pixels (245 ppi) |
| Screen-to-Body Ratio | 57.85% | 60.03% | 62.55% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM Radio | FM radio |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 5 MP, 2592 x 1944 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | No | LED flash | LED flash |
| Features | Geo-tagging, Smile Detection | Auto focus, Geo-tagging | Auto focus, Geo-tagging |
| Video | Yes, 1080p@30fps | Yes | Yes, 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | N/A [Similar] | Yes, 2 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, HSUPA | HSPA+ |
| Bluetooth | Yes, v3.0 with A2DP, HS | Yes, with A2DP, EDR | Yes, v3.0 with A2DP, EDR |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, dual-band, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot |
| USB | Yes, v2.0, USB Host support | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML, Adobe Flash | HTML | HTML |
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| Internal | 8/16/32 GB storage, 1GB RAM | 4 GB storage, 1 GB RAM | 4 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 64 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 | Standard battery, Li-Ion | Standard battery, Li-Ion | Li-Ion Battery |
| Capacity | 4000 mAh | 1500 mAh | 2000 mAh |
| Stand by | Up to 1190 h (2G) Up to 1080 h (3G) |
- | Up to 450 h |
| Talk Time | Up to 40 h (2G) Up to 20 h (3G) |
- | Up to 9 h |
