| Hardware and OS | Koolnee K3 | |
| Operating system | Android 8.0 Oreo | |
| Processor | Octa-Core 4x 1.5 GHz ARM Cortex-A53 4x 1.0 GHz ARM Cortex-A53 | |
| GPU | ARM Mali-T860 MP2, 650 MHz, 4-Cores | |
| RAM | 4GB LPDDR3 | |
| Internal Storage | 64GB External Memory Support up to 128GB (Uses SIM 2 Slot) | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes with Modified Android | |
| Display | Koolnee K3 | other phones |
| Type | IPS, LCD capacitive touchscreen | |
| Size | 6.01 inches FHD | |
| Resolution | 1080 x 2160 Pixels, 24 bit color depth | |
| Colors | 16M Colors | |
| Pixel Density | ~ 402 PPI | |
| Touchscreen | Yes Multi Touch Support | |
| Protection | Yes Support | |
| Features | FHD display, ~ 402 PPI, Capacitive, Multi-touch , 2.5D curved glass screen | |
| Connectivity | Koolnee K3 | other phones |
| 4G Network | LTE : 800 / 1800 / 2100 / 2600 MHz | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, 802.11 n 5GHz, Wi-Fi Direct, Wi-Fi Hotspot, Dual-Band | |
| NFC | No | |
| USB | Micro USB v2.0 With Charging and Mass Storage Function | |
| Speed | LTE Cat6 300 Mbps Download, 51 Mbps Upload, HSUPA 5.76 Mbps Upload, HSDPA 21 Mbps Download | |
| SIM | Standard SIM | |
| Dual SIM | Hybrid Dual SIM (Nano Nano/microSD), Dual Standby | |
| Wireless Charging | Yes, Wireless Charging Technology | |
| Camera | Koolnee K3 | other phones |
| Main camera | 13MP, 2MP with Dual-LED and AF Rear Camera | |
| Features | Yes with Dual-LED Flash | |
| Image | 4160 x 3120 Pixels | |
| Selfie camera | 5 Megapixel Front camera with Flash | |
| Multimedia | Koolnee K3 | other phones |
| Loudspeaker | Yes | |
| Radio | Yes with FM Recording | |
| Video Playback | Up to 7 Hours | |
| Video Out | Yes With Wireless Media Link | |
| Ring Tones | MP3, WAV ringtones | |
| 3.5 mm Jack | yes | |
| Design | Koolnee K3 | other phones |
| Battery | Koolnee K3 | other phones |
| Capacity | 3,100 mAh | |
| Placement | Non-Removable | |
| Other | Koolnee K3 | other phones |
| Sensors | Proximity Sensor, Accelerometer, Ambient Light, Fingerprint | |
