Phone Comparison - LG Optimus G E973 vs LG G2 vs LG G3 LTE-A
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| Manufacturer | LG | LG | LG |
| Announced | August 2012 | August 2013 | January 2014 |
| Status | Available - September 2012 | Available - September 2013 | Available - Q3 2014 |
| Colors | Black | Black, White | Silk White, Shine Gold, Metallic 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) |
138.5 x 70.9 x 8.9 mm (5.45 x 2.79 x 0.35 in) |
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| Weight | 145 g (5.11 oz) | 143 g (5.04 oz) | - |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA | HSDPA 900 / 2100 | TD-SCDMA / HSDPA |
| 4G Network | LTE | LTE (Region Dependent) | LTE-A |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.0.4 (Ice Cream Sandwich), planned upgrade to v4.1.1 | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) |
| Processor | Quad-core 1.5 GHz Krait, Qualcomm MDM9615/APQ8064 | Quad-core 2.26 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800 | Quad-core 2.5 GHz Krait 450, Qualcomm Snapdragon 805 |
| GPU | Adreno 320 | Adreno 330 | Adreno 420 |
| RAM | 2 GB | 2 GB | 3 GB |
| Internal Memory | N/A | 32 GB | 32 GB |
| External Memory | microSD, up to 32 GB | No | microSD, up to 128 GB |
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| Type | True HD-IPS LCD capacitive touchscreen | True HD-IPS + LCD capacitive touchscreen, Corning Gorilla Glass 3 | True HD-IPS + LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 5.2 inches | 5.5 inches |
| Resolution | 800 x 1280 pixels (321 ppi) | 1080 x 1920 pixels (424 ppi) | 1440 x 2560 pixels (534 ppi) |
| Screen-to-Body Ratio | 70.55% | 75.78% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | TBD | Stereo FM radio with RDS | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, autofocus | 13 MP, 4128 x 3096 pixels | 13 MP, 4160 x 3120 pixels |
| Flash | LED flash | LED flash | phase detection/lase |
| Features | Geo-tagging, Face Detection, Image Stabilization | Auto-focus, Geo-tagging, Face Detection, Image Stabilization, HDR | 1/3' Sensor Size, Simultaneous Video And Image Recording, Geo-tagging, Face Detection, HDR |
| Video | Yes, 1080p@30fps, LED video light | Yes, 1080p@60fps | 2160p@30fps, 1080p@30fps, optical stabilization, HDR, stereo sound rec. |
| Front Camera | Yes [Similar] | Yes, 2.1 MP, 1080p@30fps [Similar] | 2.1 MP, 1080p@30fps [Similar] |
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| GPRS | Yes | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Yes | Class 12 | Yes |
| 3G | HSDPA, HSUPA, LTE | HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 42.2 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL |
| Bluetooth | Yes | Yes, v4.0 with A2DP | v4.0, A2DP, LE |
| 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 Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB Host | microUSB v2.0 (SlimPort), USB On-the-go, USB Host |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5, Adobe Flash | HTML5 | HTML5 |
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| Internal | 2 GB RAM | 32 GB, 2 GB RAM | 32 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 32 GB | No | microSD, up to 128 GB |
| USB OTG | - | Supported | 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-Ion Battery |
| Capacity | 2100 mAh | 3000 mAh | 3000 mAh |
| Stand by | Up to 335 h | - | - |
| Talk Time | Up to 15 h | - | - |
