Phone Comparison - LG Optimus G LS970 vs Acer Liquid E2 Duo vs Acer Liquid S1
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| Manufacturer | LG | Acer | Acer |
| Announced | October 2012 | April 2013 | June 2013 |
| Status | Available - Q4 2012 | Coming Soon - May 2013 | Coming Soon - Q3 2013 |
| Colors | Black | Black, White | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
131.9 x 68.9 x 8.5 mm (5.19 x 2.71 x 0.33 in) |
131 x 68 x 9.9 mm (5.16 x 2.68 x 0.39 in) |
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| Weight | 144.9 g (5.08.0.32 oz) | 140 g (4.94 oz) | 195 g (6.88 oz) |
| 2G Network | CDMA 800 / 1900 GSM 850 / 900 / 1800 / 1900 |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | CDMA2000 1xEV-DO HSDPA 850 / 1900 |
HSDPA | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE 1900 | - | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.0.x Ice Cream Sandwich | Android OS, v4.2.1 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Qualcomm APQ8064, Qualcomm Snapdragon S4 | Quad-core 1.2 GHz Cortex-A7, MTK 6589 | Quad-core 1.5 GHz Cortex A-7, MTK 6589 |
| GPU | Adreno 320 | PowerVR SGX 544MP | PowerVR SGX 544MP |
| RAM | 2 GB | 1 GB | 1 GB |
| Internal Memory | 32 GB storage | 4 GB | 8 GB storage |
| External Memory | No | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | True HD-IPS + LCD capacitive touchscreen | IPS LCD capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 4.5 inches | 5.7 inches |
| Resolution | 768 x 1280 pixels (318 ppi) | 540 x 960 pixels (245 ppi) | 720 x 1280 pixels (258 ppi) |
| Screen-to-Body Ratio | 69.01% | 62.55% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | FM radio | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4320x3240 pixels | 8 MP, 3264 x 2448 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Face Detection, Image Stabilization | Auto focus, Geo-tagging | Auto-focus, Geo tagging |
| Video | Yes, 1080p@30fps, LED video light | Yes, 1080p@30fps | Yes |
| Front Camera | Yes, 1.3 MP [Similar] | Yes, 2 MP [Similar] | Yes [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | Rev. A, up to 3.1 Mbps, LTE, HSPA | HSPA+ | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE | Yes, v3.0 with A2DP, EDR | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB (MHL) 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 | HTML5, Adobe Flash | HTML | HTML5 |
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| Internal | 32 GB storage, 2 GB RAM | 4 GB, 1 GB RAM | 8 GB storage, 1 GB RAM |
| Expandable Storage | No | 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-Po | Li-Ion Battery | Li-Ion Battery |
| Capacity | 2100 mAh | 2000 mAh | 2400 mAh |
| Stand by | - | Up to 450 h | - |
| Talk Time | Up to 13 h | Up to 9 h | - |
