The Ultra variant of the lineup is generally expected to pack better hardware than the Redmi K60 Pro or its predecessor coming with Snapdragon 8+ Gen1 SoC and 120W charging. Either the leaked details are not accurate or the moniker of the phone could be different.

redmi k50 ultra specifications
6.67 in Redmi K50 Ultra-inch 1.5K AMOLED display with 120Hz refresh rate, 480Hz touch sampling rate, HDR10+, Dolby Vision, and 1920Hz high-frequency PWM dimming. powered by phone The Qualcomm Snapdragon 8+ Gen1 chipset is paired with Adreno GPU, 8GB/12GB LPDDR5 RAM with 128GB/256GB UFS 3.1 storage.
Redmi K50 Ultra runs on Android 12-based MIUI 13 custom skin out-of-the-box. Connectivity options include 5G, Dual 4G VoLTE, Wi-Fi 6E, Bluetooth 5.2, GPS (L1+L5), NAVIC, USB Type-C, and NFC. For security, there is an in-display fingerprint sensor, infrared sensor, USB Type-C audio, Hi-Res Audio, Dolby Atmos, and dual speakers.
Moving on to the optics, the Redmi K50 Ultra comes with a triple camera setup at the back, which includes a 108MP Samsung HM6 primary sensor with OIS and LED flash, an 8MP UW sensor, and a 2MP macro. There is a 20MP Sony IMX596 sensor at the front for selfies and video chats.