| Hardware and OS | LG V20 | |
| Operating system | Android 7.0 (Nougat), upgradable to Android 8.0 (Oreo); LG UX 5 | |
| Processor | Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) | |
| Chipset | Qualcomm MSM8996 Snapdragon 820 (14 nm) | |
| GPU | Adreno 530 | |
| Internal memory | 32/64 GB, 4 GB RAM | |
| External memory | microSD, up to 512 GB (dedicated slot) | |
| Display | LG V20 | other phones |
| Type | IPS LCD | |
| Size | 5.7" inc | |
| Resolution | 1440 x 2560 px | |
| Protection | Corning Gorilla Glass 4 | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 72.4% | |
| Display area | 90.3 cm2 | |
| Display aspect ratio | 16:9 (height:width) | |
| Pixel Density | 513 PPI | |
| Colors | 16M | |
| Other | Secondary display, 160 x 1040 pixels, 2.1 inches | |
| Connectivity | LG V20 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | |
| Bluetooth | 4.2, A2DP, LE, aptX | |
| Edge | Class 33 | |
| GPRS | Class 33 | |
| GPS | Yes, with A-GPS, GLONASS | |
| NFC | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A Cat6, Cat9 (3CA) or LTE-A Cat12 (3CA) 600/150 Mbps | |
| USB | 2.0, Type-C 1.0 reversible connector | |
| Camera | LG V20 | other phones |
| Main camera | 16 MP, Dual | |
| Specs | 16 MP, f/1.8, 29mm (standard), 1/2.6', laser AF, 3-axis OIS -8 MP, f/2.4, 12mm (ultrawide), 1/3.2', no AF | |
| Features | Dual-LED flash, panorama, HDR | |
| Video | 2160p@30fps, 1080p@30fps, 720p@120fps, 24-bit/192kHz stereo sound rec. | |
| Selfie camera | 5 MP, Single | |
| Multimedia | LG V20 | other phones |
| 3.5 mm Jack | Yes | |
| Radio | FM radio, RDS (market dependen | |
| Design | LG V20 | other phones |
| Colors | Titan, Silver, Pink | |
| Body build | Aluminum body (6000 series) | |
| Dimensions | 159.7 x 78.1 x 7.6 mm | |
| Weight | 174 g | |
| Battery | LG V20 | other phones |
| Battery capacity | 3200 mAh, Removable Li-Ion | |
| Other | LG V20 | other phones |
| Release date | 2016, September | |