| Brand: | Xiaomi |
| Model: | Redmi K40 Gaming |
| Type: | Smartphone |
| Release Date: | 2021, April 27 |
| Size: | 6.67 inches, 107.4 cm2 (~86.3% screen-to-body ratio) |
| Resolution: | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Technology: | OLED, 1B colors, 120Hz, HDR10+, 500 nits (typ) |
| Protection: | Corning Gorilla Glass 5 |
| Main Features: | Dual-LED flash, HDR, panorama |
| Main Video: | 4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR |
| Selfie Specs: | 16 MP, f/2.5, (wide), 1/3.06" 1.0µm |
| Selfie Features: | HDR |
| Selfie Video: | 1080p@30fps, 720p@120fps, HDR |
| Capacity: | Li-Po 5065 mAh, non-removable |
| Type: | Li-Po |
| Chipset: | MediaTek MT6893 Dimensity 1200 (6 nm) |
| Ram: | 6GB |
| Storage: | 128GB |
| Expandable: | No |
| Os Version: | 12.5 |
| Dimensions: | 161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 in) |
| Weight: | 205 g (7.23 oz) |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth: | 5.2, A2DP, LE |
| Nfc: | Yes |
| Usb: | USB Type-C 2.0, USB On-The-Go |
| Headphone Jack: | No |
| Network: | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
| Sensors: | Fingerprint (side-mounted), accelerometer, gyro, compass, barometer, color spectrum |
| Colors: | Black, Gray, Silver, Bruce Lee Yellow |