| Hardware and OS | LG Optimus LTE SU640 | |
| Operating system | Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich) | |
| Processor | Dual-core 1.5 GHz Scorpion | |
| Chipset | Qualcomm MSM8660 Snapdragon S3 | |
| GPU | Adreno 220 | |
| Internal memory | 4 GB, 1 GB RAM | |
| External memory | microSD, up to 32 GB (dedicated slot), 16 GB included | |
| Display | LG Optimus LTE SU640 | other phones |
| Type | HD-IPS LCD | |
| Size | 4.5" inc | |
| Resolution | 720 x 1280 px | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 61.9% | |
| Display area | 55.8 cm2 | |
| Display aspect ratio | 16:9 (height:width) | |
| Pixel Density | 326 PPI | |
| Colors | 16M | |
| Other | True HD Graphic Engine | |
| Connectivity | LG Optimus LTE SU640 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | |
| 3G Network | HSDPA 850 / 1900 | |
| 4G Network | LTE 800 | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Mini-SIM | |
| Bluetooth | 3.0, A2DP | |
| Edge | No | |
| GPRS | No | |
| GPS | Yes, with A-GPS | |
| Speed | HSPA, LTE | |
| USB | microUSB 2.0 (MHL TV-out) | |
| Camera | LG Optimus LTE SU640 | other phones |
| Main camera | 8 MP, Single | |
| Specs | 8 MP, AF | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | 1.3 MP, Single | |
| Multimedia | LG Optimus LTE SU640 | other phones |
| 3.5 mm Jack | Yes | |
| Radio | No | |
| Design | LG Optimus LTE SU640 | other phones |
| Colors | Black, White | |
| Dimensions | 132.9 x 67.9 x 10.4 mm | |
| Weight | 135 g | |
| Battery | LG Optimus LTE SU640 | other phones |
| Battery capacity | 1830 mAh, Removable Li-Ion | |
| Battery life | Stand by time- Up to 400 h
Talking time- Up to 7 h
| |
| Other | LG Optimus LTE SU640 | other phones |
| Release date | 2011, October | |
