Xiaomi Mix Fold 4: Xiaomi formally announced its latest foldable smartphone, the Mix Fold 4. Built for delivering best-of-breed performance in a slimmest-ever build, the foldable device comes with next-gen display tech and Leica-boosted cameras, turbo-charged fast charging, as well as toughness in water resilience. The Mix Fold 4 is now ready for purchase and will target high-end smartphone owners who want the best of innovative and stylish premium mobile devices.
Design and Display
The Mix Fold 4 has a slim folding design with a thickness of 4.6mm when not folded and 9.5mm when folded. It weighs approximately 226g to 228g and comes with a glass front when folded, plastic front when not folded, and aluminum frame to provide strength. It has dual nano-SIM support and IPX8 rating for water resistance. The device features a whopping 7.98-inch foldable LTPO AMOLED primary screen that has a 2224 x 2488 pixels resolution and 120Hz refresh rate. The cover screen is 6.56 inches in size and can handle the same 120Hz rate, along with Dolby Vision and HDR10+.
Performance and Software
Powered by the Snapdragon 8 Gen 3 chipset, this phone ensures high-speed performance with an octa-core CPU and Adreno 750 GPU. The Mix Fold 4 runs on Android 14 with Xiaomi’s HyperOS. It comes in multiple configurations: 12GB RAM with 256GB storage, and 16GB RAM options paired with either 512GB or 1TB storage. The storage is UFS 4.0 for fast data access and app load times.
Camera Capabilities
The four-lens rear camera setup consists of a primary 50MP wide-angle camera with OIS and phase detection autofocus. This is supported by a second 50MP tele-camera lens with 2x optical zoom, a 10MP periscope lens with 5x optical zoom, and a 12MP ultra-wide sensor. Leica lenses support better photography as a whole, backed by the likes of laser autofocus, LED flash, and color spectrum sensing. The phone features video recording in 8K and slow-motion in several 4K formats. Both the cover screen and the main screen have a 16MP selfie camera.
Battery and Charging
The phone has a 5100mAh battery, supporting 67W wired fast charging and 50W wireless charging. Wired charging gives 31% in 10 minutes, and wireless can give 24% in 10 minutes. It supports PD3.0 and QC4 standards, so it is compatible with fast chargers.
Additional Features
Security is managed by a side-mounted fingerprint sensor. Other sensors are an accelerometer, gyroscope, compass, barometer, and proximity sensor. One of the standout features is two-way satellite communication for calls and messages in case of emergencies, making it extremely reliable.