| Hardware and OS | LG Q Stylo 4 | |
| Operating system | Android 8.1 (Oreo); LG UX 7 | |
| Processor | Octa-core 1.8 GHz Cortex-A53 | |
| Chipset | Qualcomm SDM450 Snapdragon 450 (14 nm) | |
| GPU | Adreno 506 | |
| Internal memory | 32 GB, 2 RAM | |
| External memory | microSD, up to 512 GB | |
| Display | LG Q Stylo 4 | other phones |
| Type | IPS LCD | |
| Size | 6.2" inc | |
| Resolution | 1080 x 2160 px | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 79.8% | |
| Display area | 99.2 cm2 | |
| Display aspect ratio | 18:9 (height:width) | |
| Pixel Density | 390 PPI | |
| Colors | 16M | |
| Connectivity | LG Q Stylo 4 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 20(800), 38(2600), 41(2500), 66(1700/2100), 71(600) | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Nano-SIM | |
| Bluetooth | 4.2, A2DP, LE | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS, GLONASS | |
| NFC | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | |
| USB | 2.0, Type-C 1.0 reversible connector | |
| Camera | LG Q Stylo 4 | other phones |
| Main camera | 13 MP, Single | |
| Specs | 13 MP, f/2.4, PDAF | |
| Features | LED flash, panorama, HDR | |
| Video | 1080p@30fps | |
| Selfie camera | 5 MP, Single | |
| Multimedia | LG Q Stylo 4 | other phones |
| 3.5 mm Jack | Yes | |
| Radio | No | |
| Design | LG Q Stylo 4 | other phones |
| Colors | Aurora Black | |
| Dimensions | 160 x 77.7 x 8.1 mm | |
| Weight | 172 g | |
| Battery | LG Q Stylo 4 | other phones |
| Battery capacity | 3300 mAh, Non-removable Li-Ion | |
| Other | LG Q Stylo 4 | other phones |
| SAR | SAR - 1.12 W/kg (head), 1.22 W/kg (body) | |
| Release date | 2018, June | |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |