Phone Comparison - LG Optimus 4G LTE vs Sony Xperia V vs Acer Liquid E2 Duo
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| Manufacturer | LG | Sony | Acer |
| Announced | November 2011 | August 2012 | April 2013 |
| Status | Available - November 2011 | Released - December 2012 | Coming Soon - May 2013 |
| Colors | Black | Black, White, Pink | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
133.9 x 67.9 x 10.5 mm (5.27 x 2.67 x 0.41 in) |
129 x 65 x 10.7 mm (5.08 x 2.56 x 0.42 in) |
131 x 68 x 9.9 mm (5.16 x 2.68 x 0.39 in) |
| Weight | 135 g (4.76 oz) | 120 g (4.23 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 850 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA |
| 4G Network | LTE 700 / 1700 | LTE 800 / 2600 | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 | Android OS, v4.0.4 (Ice Cream Sandwich), upgradable to v4.1 | Android OS, v4.2.1 (Jelly Bean) |
| Processor | Dual-core 1.5 GHz | Dual-core 1.5 GHz, Qualcomm MSM8960 | Quad-core 1.2 GHz Cortex-A7, MTK 6589 |
| GPU | Adreno 225 | PowerVR SGX 544MP | |
| RAM | 1 GB | 1 GB | 1 GB |
| Internal Memory | 2 GB storage | 8 GB | 4 GB |
| External Memory | microSD, up to 32GB, 8GB included | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | HD-IPS LCD capacitive touchscreen | TFT capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.5 inches | 4.3 inches | 4.5 inches |
| Resolution | 720 x 1280 pixels (326 ppi) | 720 x 1280 pixels (342 ppi) | 540 x 960 pixels (245 ppi) |
| Screen-to-Body Ratio | 61.54% | 60.63% | 62.55% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | FM radio |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, 4128x3096 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, 3D Sweep Panorama, Image Stabilization | Auto focus, Geo-tagging |
| Video | Yes, 1080p | Yes, 1080p@30fps, continuous autofocus, video light, video stabilizer | Yes, 1080p@30fps |
| Front Camera | Yes, 1.3 MP [Similar] | Yes, VGA [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; LTE, 75 Mbps | HSDPA, HSUPA | HSPA+ |
| Bluetooth | Yes, v3.0 with A2DP, EDR | Yes, v4.0 with A2DP | Yes, v3.0 with A2DP, EDR |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot |
| USB | Yes, microUSB (MHL) v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML, Adobe Flash | HTML5, Adobe Flash | HTML |
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| Internal | 2 GB storage, 1 GB RAM | 8 GB, 1 GB RAM | 4 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32GB, 8GB included | microSD, up to 32 GB | microSD, up to 32 GB |
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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 | 1750 mAh | 2000 mAh | |
| Stand by | Up to 252 h | Up to 300 h (2G) Up to 400 h (3G) |
Up to 450 h |
| Talk Time | Up to 3 h | Up to 7 h (2G) Up to 7 h (3G) |
Up to 9 h |
