| Brand | Walton |
| Model | Primo R4 Plus |
| Device Type | SmartPhone |
| Release Date | 20 April 2016 |
| Status | Available |
| Operating System | Android |
| OS Version | v5.1 (Lollipop) |
| CPU | 1.3 GHz Quad Core |
| CPU Cores | 4 Cores |
| Architecture | 64 bit |
| GPU | Mali T720 |
| Display Type | IPS LCD |
| Screen Size | 5.0 inches (12.7 cm) |
| Resolution | 720x1280 px (HD) |
| Pixel Density | 294 ppi |
| Screen Protection | Corning Gorilla Glass 4 |
| Bezel-less Display | Yes with notch |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Camera Setup | Single |
| Resolution | 8 MP, Primary Camera |
| Autofocus | Yes |
| Flash | LED Flash |
| Settings | Exposure compensation |
| Zoom | Digital Zoom |
| Shooting Modes | High Dynamic Range mode (HDR) |
| Camera Features | Face beauty |
| Video Recording | 1280x720 |
| Video FPS | 30 fps |
| Camera Setup | Single |
| Resolution | 5 MP, Primary Camera |
| Video Recording | 1280x720 |
| Video FPS | 30 fps |
| Height | 144.2 mm |
| Width | 71.5 mm |
| Thickness | 8.1 mm |
| Weight | 149 grams |
| Colors | White, Black |
| Battery type | Li-Poly (Lithium Polymer) |
| Capacity | 2400 mAh |
| Placement | Removable |
| Internal Storage | 16 GB |
| Expandable Memory | Up to 128 GB |
| RAM | 3 GB |
| Network | 2G, 3G, 4G |
| SIM Slot | Dual SIM, GSM+GSM |
| SIM Size | SIM1: Micro, SIM2: Micro |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA, LTE-A |
| WLAN | Wi-Fi 4 (802.11 b/g/n) |
| Bluetooth | v4.0 |
| GPS | Yes with A-GPS |
| USB | Mass storage device, USB charging, microUSB 2.0 |
| Light Sensor | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
| FM Radio | Yes |
| Loudspeaker | Yes |
| Alert Types | Vibration, MP3, WAV ringtones |
| Audio Jack | 3.5 mm |
| Video | 1080p@30fps |
| Made By | Bangladesh |
| Features | Accelerometer (3D), Orientation, Light, Proximity, Magnetic Field |
