Tech review of Xiaomi 12X

Xiaomi 12X: a technical overview based on VRM24’s recorded device data.

Design and display

Type: Smartphone; Announced: 2021, December; Dimensions: 152.7 x 69.9 x 8.2 mm (6.01 x 2.75 x 0.32 in); Weight: 176 g (6.21 oz); Display: AMOLED; Size: 6.28 inches; Resolution: 1080 x 2400 pixels, 20:9 ratio; Protection: Corning Gorilla Glass Victus.

Display size and resolution describe the viewing format; brightness, colour accuracy and durability require separate testing.

Platform and memory

OS: Android 11, MIUI 13; Chipset: Qualcomm SM8250-AC Snapdragon 870; CPU: Octa Core 1x Kryo 585 3.2 GHz & 3x Kryo 585 2.42 GHz & 4x Kryo 585 1.80 GHz; GPU: Adreno 650; RAM: 8 GB or 12 GB; Storage: 128 GB or 256 GB; Memory card: Yes, up to 1024 MB.

The chipset and memory describe the hardware configuration. They do not establish measured speed, gaming performance or current software support.

Cameras

Rear camera: 50 MP / 13 MP / 5 MP; Rear video: 4320p, 24fps; Front camera: 32 MP; Front video: 1080p, 60fps.

These are the recorded camera specifications. Image quality and stabilisation cannot be judged from resolution alone.

Battery and connections

Battery capacity: Li-Po 4500 mAh; Battery model: BP46; Charging port: USB Type-C 2.0; Headphone jack: No; Interfaces: Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi 6 (market dependent), dual-band, Wi-Fi Direct, Bluetooth 5.1 / 5.2, A2DP, LE; Networks: GSM / CDMA / HSPA / EVDO / LTE / 5G; SIM: Dual SIM.

Battery capacity is not a measured runtime. Charging speed, battery condition and compatibility of replacement parts need separate verification.

What the specifications tell us

Use this overview to compare the recorded configuration with your needs. It does not provide benchmarks or hands-on performance measurements.