Huawei Mate XT Ultimate Design comes with a 60 Hz refresh rate 6.40-inch touchscreen primary display offering a resolution of 1008x2232 pixels. It also features a 7.90-inch touchscreen as its second display, with a resolution of 2048x2232 pixels. The Huawei Mate XT Ultimate Design also has a 10.20-inch touchscreen as its third display, with a resolution of 3184x2232 pixels.Huawei Mate XT Ultimate Design comes with 16GB of RAM. The Huawei Mate XT Ultimate Design runs HarmonyOS 4.2 and is powered by a 5600mAh non-removable battery. The Huawei Mate XT Ultimate Design supports wireless charging, as well as proprietary fast charging.

As far as the cameras are concerned, the Huawei Mate XT Ultimate Design on the rear packs a triple camera setup featuring a 50-megapixel (f/1.4-4.0) primary camera; a 12-megapixel (f/2.2, ultra wide-angle) camera, and a 12-megapixel (f/2.4, telephoto) camera. It has a single front camera setup for selfies, featuring an 8-megapixel sensor with an f/2.2 aperture.

Huawei Mate XT Ultimate Design is based on HarmonyOS 4.2 and packs 1TB of inbuilt storage. The Huawei Mate XT Ultimate Design is a dual-SIM (GSM and GSM) mobile that accepts Nano-SIM and Nano-SIM cards. The Huawei Mate XT Ultimate Design measures 156.70 x 219.00 x 3.60mm (height x width x thickness) and weighs 298.00 grams. It was launched in Dark Black and Rui Red colours.

Connectivity options on the Huawei Mate XT Ultimate Design include Wi-Fi 802.11 a/b/g/n/ac/ax, GPS, Bluetooth v5.20, NFC, USB Type-C, 3G, 4G , and 5G with active 4G on both SIM cards.