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Introducing the Redmi K90 Ultra and Extreme Edition: A Game-Changer in Chinese Smartphone Technology

Introducing the Redmi K90 Ultra and Extreme Edition: A Game-Changer in Chinese Smartphone Technology

Xiaomi Unveils the Redmi K90 Ultra and Extreme Edition: A New Pinnacle in Smartphone Technology

Xiaomi has officially launched its highly anticipated Redmi K90 Ultra and Extreme Edition in China, marking a significant advancement in smartphone technology. These devices are engineered to deliver an unparalleled user experience, laden with cutting-edge features and robust specifications that cater to both power users and casual consumers alike.

Display Excellence

The Redmi K90 Ultra features an impressive 6.83-inch TCL M10 1.5K LTPS OLED Flat Display, which stands out with a peak brightness of 3500 nits, ensuring vivid visuals even in bright sunlight. The display’s capabilities extend to a refresh rate of 165Hz, offering smooth scrolling and responsiveness that gamers and multimedia consumers will find particularly advantageous.

Moreover, the display integrates a 1.55-inch sensor tailored for the 50MP Light Hunter 800 camera, enhancing photography capabilities directly from the screen. The design ensures that users get the most out of their mobile viewing experience.

Performance Powerhouse

At the heart of the Redmi K90 Ultra lies the formidable Snapdragon 8 Elite processor, complemented by an innovative AI-independent graphics chip, D2. This setup, fabricated on a 12nm process, guarantees optimal power efficiency and performance, enabling the smartphone to handle demanding tasks seamlessly.

The inclusion of a built-in cooling fan further enhances performance, preventing overheating during intensive usage scenarios. Paired with LPDDR5X Ultra memory and UFS 4.1 storage, the device is poised to deliver a smooth and efficient multitasking experience.

Camera Innovations

The camera system on the Redmi K90 Ultra is designed to meet the needs of photography enthusiasts. The rear setup features:

  • 50MP Light Hunter 800 sensor with optical image stabilization (OIS)
  • 8MP OV08F ultra-wide-angle lens

Additionally, the front camera sports a 20MP OV20B sensor, enabling high-quality selfies and video calls.

Stellar Battery Life

Powering the device is a massive 8550mAh battery, which supports ultra-fast charging capabilities of up to 100W. This rapid charging technology is complemented by a 22.5W reverse wired charging option and adherence to the 100W PPS protocol for faster power replenishment. Users can enjoy prolonged usage without the anxiety of running low on battery.

Advanced Cooling Mechanisms

Xiaomi has employed a suite of advanced cooling systems in the Redmi K90 Ultra, including a 6000mm² VC cooling system and the integrated fan. These features work in tandem to ensure that the device maintains optimal performance even during extended usage.

Robust Software and Connectivity Features

The smartphone runs on Android 16 paired with Xiaomi's proprietary HyperOS 3, offering an updated user interface and experience. Connectivity options are extensive, featuring:

  • Wi-Fi 7
  • Bluetooth 5.4
  • NFC

Additionally, the device offers IP69/68/66 water and dust resistance, making it durable for diverse environments. Noteworthy features such as an IR Blaster and a 3D ultrasonic fingerprint sensor further enhance user convenience.

Design and Price

The Redmi K90 Ultra is elegantly designed with a sleek 8.18mm profile, weighing just 227g, making it light and easy to handle. Its premium aesthetic is sure to appeal to consumers seeking a stylish device.

Specifications Details
Display 6.83" TCL M10 1.5K LTPS OLED, 165Hz, 3500 nits
Processor Snapdragon 8 Elite, AI Independent Chip D2
Memory and Storage LPDDR5X Ultra + UFS 4.1
Rear Camera 50MP Light Hunter 800 + 8MP Ultra-wide
Front Camera 20MP OV20B
Battery 8550mAh with 100W charging
Weight 227g
Price 2999 yuan (~ $420) for 12+256GB

In conclusion, the Redmi K90 Ultra and Extreme Edition from Xiaomi symbolize the latest innovations in the smartphone landscape, combining potent performance, exceptional battery life, advanced display technologies, and cutting-edge camera systems. Priced competitively, these devices are set to attract tech enthusiasts and general consumers looking for premium features without compromising on affordability.



Xiaomi's Redmi K90 Ultra and Extreme Edition have made their debut in China, offering a plethora of cutting-edge features and specifications. These high-end smartphones are designed to provide users with an exceptional mobile experience. The Redmi K90 Ultra boasts a stunning 6.83-inch TCL M10 1.5K 165Hz LTPS OLED Flat Display, which offers a peak brightness of 3500 nits and a high refresh rate of 165Hz. The display also features a 1.55-inch sensor for the 50MP Light Hunter 800 camera. Under the hood, the Redmi K90 Ultra is powered by the Snapdragon 8 Elite processor, paired with an AI-independent graphics chip D2, which is fabricated on a 12nm process. The phone also features a built-in cooling fan to ensure optimal performance. In terms of memory and storage, the Redmi K90 Ultra comes with LPDDR5X Ultra and UFS 4.1. The camera setup includes a 50MP Light Hunter 800 sensor with optical image stabilization (OIS) and an 8MP OV08F ultra-wide-angle lens. The front camera is a 20MP OV20B sensor. The Redmi K90 Ultra is powered by a large 8550mAh battery, which supports fast charging of up to 100W. The phone also features a 22.5W reverse wired charging system and a 100W PPS protocol for faster charging. The Redmi K90 Ultra also features a range of cooling systems, including a 6000mm² VC cooling system and a built-in cooling fan. The phone also supports IP69/68/66, IR blaster, 3D ultrasonic fingerprint, bypass charging, and more. In terms of software, the Redmi K90 Ultra runs on Android 16 and HyperOS 3. The phone also supports Wi-Fi 7, Bluetooth 5.4, NFC, and more. The Redmi K90 Ultra has a sleek design, measuring 8.18mm in thickness and weighing 227g. The phone is available in various configurations, including 12+256GB, with a starting price of around 2999 yuan. REDMI K90 Ultra / Extreme Edition launched in China 🇨🇳 🔺 6.83" TCL M10 1.5K 165Hz LTPS OLED Flat Display, 3500nits Peak Brightness (25% APL), 2000nits HBM, 3500Hz Instantaneous TSR 🔺 Snapdragon 8 Elite 🔺 AI Independent Graphics Chip D2 (12nm) 🔺 Built-in Cooling Fan 🔺 LPDDR5X Ultra + UFS 4.1 🔺 50MP Light Hunter 800 (1/1.55") (OIS) + 8MP OV08F UW 🔺 20MP OV20B Front 🔺 8550mAh🔋+ 100W⚡ 🔺 22.5W Reverse Wired Charging 🔺 100W PPS Protocol 🔺 Surge P3, Surge G2, Two Surge T1+ Chips 🔺 6000mm² VC Cooling 🔺 Android 16 & HyperOS 3 🔺 IP69/68/66, IR Blaster, 3D Ultrasonic Fingerprint, Bypass Charging, 0815 Motor, Dual 1115X Symmetrical Speakers, Sound by Bose, USB 3.2 Gen1 🔺 Wi-Fi 7, Bluetooth 5.4, NFC 🔺 8.18mm 🔺 227g Price 💰 2999¥ ~ 12+256GB