| Hardware and OS | Xiaomi Mi Mix 4 | |
| Operating system | Android 11, MIUI 12.5 | |
| Processor | Octa-core (1x2.99 GHz Kryo 680 & 3x2.42 GHz Kryo 680, 4x1.80 GHz Kryo 680) | |
| GPU | Adreno 660 | |
| RAM | 8 GB, 12 GB | |
| Internal Storage | 128 GB, 256 GB, 512 GB | |
| Memory Card Slot | No | |
| User Interface | Yes | |
| Display | Xiaomi Mi Mix 4 | other phones |
| Type | AMOLED | |
| Size | 6.67-inch | |
| Resolution | 1080 x 2400 pixels | |
| Colors | 16 Millions Colors | |
| Pixel Density | ~395 ppi density | |
| Touchscreen | Yes | |
| Protection | Corning Gorilla Glass Victus | |
| Features | Wide color gamut, True-tone | |
| Connectivity | Xiaomi Mi Mix 4 | other phones |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 | |
| 5G Network | 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6 | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | |
| GPS | Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC | |
| NFC | Yes | |
| USB | USB Type-C 2.0 | |
| 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 | Xiaomi Mi Mix 4 | other phones |
| Main camera | 108 MP (wide), 8 MP (periscope telephoto), 13 MP (ultrawide) | |
| Features | Dual-LED flash, HDR, panorama | |
| Image | 4320p | |
| Selfie camera | 20 MP (wide) | |
| Multimedia | Xiaomi Mi Mix 4 | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | No | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | No | |
| Design | Xiaomi Mi Mix 4 | other phones |
| Dimensions | 162.6 x 75.4 x 8 mm | |
| Waterproof | IP53, dust and splash protection | |
| Weight | 225 g | |
| Battery | Xiaomi Mi Mix 4 | other phones |
| Capacity | Li-Po 4500 mAh, Fast charging 120W, 100% in 15 min (advertised), Fast wireless charging 50W, 100% in 28 min (advertised), Quick Charge 4, Power Delivery 3.0. | |
| Placement | Non-Removable | |
| Other | Xiaomi Mi Mix 4 | other phones |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum, Ultra Wideband (UWB) support, | |
