| Hardware and OS Realme C65 5G |
| Operating system: | Android 14, Realme UI 5.0 |
| Processor: | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| Chipset: | Mediatek Dimensity 6300 (6 nm) |
| GPU: | Mali-G57 MC2 |
| Internal memory: | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM |
| External memory: | microSDXC (uses shared SIM slot) |
| Display Realme C65 5G |
| Type: | IPS LCD, 120Hz, 500 nits (typ), 625 nits (HBM) |
| Size: | 6.67 inches, 107.2 cm2 (~85.1% screen-to-body ratio) |
| Resolution: | 720 x 1604 pixels, 20:9 ratio |
| Connectivity Realme C65 5G |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network: | HSDPA 850 / 900 / 2100 |
| 4G Network: | 1, 3, 5, 8, 28, 40, 41 |
| 5G Network: | 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA |
| WLAN: | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth: | 5.3, A2DP, LE |
| NFC: | No |
| USB: | USB Type-C 2.0 |
| Speed: | HSPA, LTE, 5G |
| Technology: | GSM / HSPA / LTE / 5G |
| Main Camera Realme C65 5G |
| Camera: | 50 MP, f/1.8, (wide), PDAF
Auxiliary lens/sensor |
| Features: | LED flash, HDR, panorama |
| Video: | 1080p@30fps |
| Selfie camera Realme C65 5G |
| Camera: | 8 MP, f/2.0, (wide) |
| Features: | Panorama |
| Video: | 1080p@30fps |
| Multimedia Realme C65 5G |
| 3.5 mm Jack: | Yes |
| Loudspeaker: | Yes |
| Battery Realme C65 5G |
| Type: | 5000 mAh, non-removable |
| Charging: | 15W wired |
| Design Realme C65 5G |
| Body: | IP54, dust and splash resistant |
| SIM: | Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Weight: | 190 g (6.70 oz) |
| Dimensions: | 165.6 x 76.1 x 7.9 mm (6.52 x 3.00 x 0.31 in) |
| Colors: | Feather Green, Glowing Black |
| Features Realme C65 5G |
| Sensors: | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |