| Hardware and OS Oppo K9s |
| Operating system: | Android 11, ColorOS 11.3 |
| Processor: | Octa-core (4x2.4 GHz Kryo 670, 4x1.9 GHz Kryo 670) |
| GPU: | Adreno 642L |
| RAM: | 6 GB, 8 GB |
| Internal Storage: | 128 GB, 256 GB |
| Memory Card Slot: | No |
| User Interface: | Yes |
| Display Oppo K9s |
| Type: | IPS LCD |
| Size: | 6.59 inches |
| Resolution: | 1080 x 2412 pixels |
| Colors: | 16M Colors |
| Pixel Density: | ~ 401 ppi |
| Touchscreen: | Yes |
| Features: | 120Hz |
| Connectivity Oppo K9s |
| 4G Network: | 1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41 |
| 5G Network: | 1, 28, 41, 77, 78 SA/NSA |
| Wi-Fi: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| GPS: | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| NFC: | Unspecified |
| USB: | USB Type-C 2.0, USB On-The-Go |
| Speed: | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| SIM: | Nano SIM |
| Dual SIM: | Dual SIM (Nano-SIM, dual stand-by) |
| Wireless Charging: | No |
| Camera Oppo K9s |
| Main camera: | 64 MP (wide), 8 MP (macro), 2 MP (depth) |
| Features: | LED flash, HDR, panorama |
| Image: | 2160p |
| Selfie camera: | 16 MP (wide) |
| Multimedia Oppo K9s |
| Loudspeaker: | Yes |
| Handsfree: | Yes |
| Radio: | No |
| Video Playback: | Yes |
| Video Out: | Yes |
| Ring Tones: | Yes |
| 3.5 mm Jack: | Yes |
| Design Oppo K9s |
| Dimensions: | 8.5 mm thickness |
| Waterproof: | No |
| Weight: | 199 Grams |
| Battery Oppo K9s |
| Capacity: | Li-Po 4500 mAh, Fast charging 30W |
| Placement: | Non-Removable |
| Other Oppo K9s |
| Sensors: | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, |
