| OS |
Android 4.4.2 (KitKat), Upgradable to Android 5.0 (Lollipop), Walton UI with smart wake gestures & Dual SIM settings |
| Chipset |
MediaTek MT6592M (28 nm 1.4GHz Octa-Core with 8x Cortex-A7 1.4GHz & ARM Mali-450 MP4 GPU @ 600MHz with 1080p Hardware Video Decoder) |
| RAM |
2GB High-Speed LPDDR3 RAM |
| Storage |
32GB Massive High-Speed Internal Storage (26.5GB User Accessible) |
| Display |
5.0 inches • 720 x 1280 pixels (16:9, 294 ppi HD!) |
| Main camera |
13.0 MP Main (Sony BSI Sensor, f/2.2 aperture, Autofocus, Dual LED flash, Face Detection, Panorama, HDR, 1080p@30fps video) |
| Selfie camera |
8.0 MP BSI (80° Wide-angle lens, 720p HD video for Video Calling) |
| Battery |
2200 mAh Battery (Powers over 13 hours calling / 400 hours standby!), Micro-USB 2.0 charging • Non-removable Li-Po 2200 mAh (8.36 Wh) |
| Weight |
138 g (4.87 oz) |
Latest Walton Primo S4 user agents:
| User Agent |
Browser | Platform |
| Mozilla/5.0 (Linux; Android 4.4.2; Primo_S4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Mobile Safari/537.36 |
Chrome Mobile 81 | Android 4Primo S4 |