Xiaomi Redmi K90 Ultra Full Specifications, Price & Features
Xiaomi has once again introduced a powerful new smartphone in its Redmi K series, the Redmi K90 Ultra. This phone is designed for gamers, power users, and anyone looking for long battery life. With the powerful Snapdragon 8 Elite processor, a massive 8550mAh battery, a 165Hz AMOLED display, and 100W fast charging, it has become one of the most talked-about smartphones of 2026.Although the phone was first launched in China, it has already attracted significant attention from tech enthusiasts in Bangladesh and around the world.In this article, we will take a detailed look at the Redmi K90 Ultra’s design, display, performance, camera, battery, expected price in Bangladesh, and other key features.
Xiaomi Redmi K90 Ultra
| Feature | Details |
| Display | 6.83-inch AMOLED |
| Resolution | 2772 × 1280 Pixels (1.5K) |
| Refresh Rate | 165Hz |
| Processor | Snapdragon 8 Elite |
| GPU | Adreno 830 |
| Operating System | Android 16 + HyperOS 3 |
| RAM | 12GB / 16GB |
| Storage | 256GB / 512GB / 1TB |
| Rear Camera | 50MP + 8MP |
| Front Camera | 20MP |
| Battery | 8550mAh |
| Charging | 100W Fast Charging |
| Reverse Charging | 22.5W |
| Fingerprint | Ultrasonic In-display |
| Speakers | Stereo Speakers |
| Connectivity | 5G, Wi-Fi 7, Bluetooth 5.4, NFC |
Redmi K90 Ultra Design + Display
The Redmi K90 Ultra has a truly premium design. This time, Xiaomi has used a flat frame, slim bezels, and a modern camera module. The phone features a matte-finish back panel that resists fingerprints and feels comfortable to hold.The ultra-thin bezels on the front provide a higher screen-to-body ratio, making video streaming and gaming even more enjoyable.The Redmi K90 Ultra features a 6.83-inch AMOLED display with a 1.5K resolution and a 165Hz refresh rate.Key Display Features: AMOLED Panel 165Hz Refresh Rate HDR Support 3500 nits Peak Brightness 1.5K Resolution Dolby Vision Support
The high refresh rate delivers an incredibly smooth experience while scrolling, gaming, and viewing animations. The bright display also makes the screen easy to see, even under direct sunlight.
Snapdragon 8 Elite Gaming Performance
The biggest highlight of the Redmi K90 Ultra is its Snapdragon 8 Elite processor.This 3nm chipset is currently one of Qualcomm’s most powerful mobile processors.With it, you get: Faster app loading Better multitasking
Lower power consumption Improved AI processing performance Smooth performance with demanding apps and games Combined with HyperOS 3 and Android 16, the phone delivers a faster and more stable user experience.For those who play PUBG Mobile, BGMI, Call of Duty Mobile, Genshin Impact, or other high-end games on their phones, the Redmi K90 Ultra could be a powerful choice.Gaming Features: Snapdragon 8 Elite Processor Adreno 830 GPU 165Hz AMOLED Display Advanced Cooling System Large Vapor Chamber Stereo Speakers Ultra-low Touch Latency Even during long gaming sessions, the phone is less likely to overheat. The large battery also means you won’t have to worry about charging it frequently.
RAM Storage Camera Selfie Camera Video Recording
One of the biggest priorities for smartphone users today is having enough RAM and fast storage. The Redmi K90 Ultra delivers well in this area The phone is available in the following variants: 12GB + 256GB 16GB + 512GB 16GB + 1TB Thanks to UFS 4.1 storage technology, app installation, game loading, and large file transfers are much faster than before.The camera is one of the most important factors when buying a smartphone today. Xiaomi has equipped the Redmi K90 Ultra with a camera setup designed to deliver a great experience for both everyday photography and video recording.Rear Camera The phone features a dual rear camera setup.
50MP Primary Camera (OIS) 8MP Ultra-Wide Camera .The 50MP primary camera comes with Optical Image Stabilization (OIS), allowing you to capture sharper and more stable photos, even in low-light conditions. The ultra-wide camera makes it easy to capture landscapes and large group photos.Camera Features Optical Image Stabilization (OIS) AI Camera HDR Panorama Mode Portrait Mode Night Mode Professional Mode AI Scene Detection,Selfie Camera The phone features a 20MP front-facing selfie camera.It delivers good-quality photos for video calls, online meetings, and social media. With AI Beauty and Portrait Mode, selfies look even more attractive.Video Recording,The Redmi K90 Ultra supports high-resolution video recording. With OIS, videos remain more stable and show less shake, even while moving.For those who create videos for YouTube, Facebook, or TikTok, it can be a great choice.
Battery and Charging Speed and Software Experience Connectivity
One of the biggest highlights of this phone is its massive 8550mAh battery.Very few smartphones on the market today come with such a large battery.On a full charge, it can easily provide 1–2 days of battery life under normal use. Even with gaming, video streaming, or extended social media use, it is designed to deliver long-lasting performance.Charging Speed The Redmi K90 Ultra features: 100W Wired Fast Charging 22.5W Reverse Wired Charging With the 100W charger, the phone can be charged in a very short time. The Reverse Charging feature also allows you to charge other devices when needed.The phone comes with: Android 16 HyperOS 3 HyperOS 3 is faster, smoother, and includes more AI-powered features than the previous version.The new software includes: Improved Animations Better Memory Management AI Optimization Gaming Optimization Enhanced Privacy Features Battery Optimization As a result, everyday use feels faster and more comfortable. The Redmi K90 Ultra comes with almost every modern connectivity feature.
5G Network Dual SIM Wi-Fi 7 Bluetooth 5.4 NFC USB Type-C GPS IR Blaster
It also features an ultrasonic in-display fingerprint sensor, making phone unlocking faster and more secure.
