| Hardware and OS | LG Harmony 2 | |
| Operating system | Android 8.0 Oreo | |
| Processor | 4x 1.5 GHz ARM Cortex-A53, 4x 1.0 GHz ARM Cortex-A53, Cores: 8 | |
| GPU | ARM Mali-T860 MP2, 520 MHz, Cores: 2 | |
| RAM | 2GB | |
| Internal Storage | 16GB | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes | |
| Display | LG Harmony 2 | other phones |
| Type | IPS, LCD capacitive touchscreen | |
| Size | 5.3 inches | |
| Resolution | 1280x720 Pixels, 24 bit color depth | |
| Colors | 16M | |
| Pixel Density | ~ 277PPI | |
| Touchscreen | Yes Multi Touch Support | |
| Protection | Yes | |
| Features | HD display, ~ 277 PPI, Capacitive, Multi-touch, 2.5D curved gass screen, Scratch Resistant | |
| Connectivity | LG Harmony 2 | other phones |
| 4G Network | Yes | |
| Wi-Fi | b, g, n, n 5GHz, Dual band, Wi-Fi Hotspot, Wi-Fi Direct | |
| GPS | GPS, A-GPS, GLONASS | |
| NFC | No | |
| USB | 2.0, Micro USB | |
| Speed | LTE 700 MHz Class 13 LTE 850 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz | |
| SIM | Micro SIM | |
| Wireless Charging | No | |
| Camera | LG Harmony 2 | other phones |
| Main camera | 8 Megapixels | |
| Features | Yes with Single-LED Flash | |
| Image | 3264 x 2448 Pixels | |
| Selfie camera | 5 Megapixels | |
| Multimedia | LG Harmony 2 | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | yes | |
| Design | LG Harmony 2 | other phones |
| Dimensions | 148.6 mm x 75.2 mm x 8.6 mm | |
| Waterproof | No | |
| Weight | 168 Grams (With Battery) | |
| Battery | LG Harmony 2 | other phones |
| Capacity | 3000 mAh, Li-Polymer | |
| Other | LG Harmony 2 | other phones |
| Sensors | Proximity, Light, Accelerometer, Compass, Fingerprint | |
