Redmi has expanded its K series lineup in China with the launch of the Redmi K90 Max. Positioned alongside the Redmi K90 and K90 Pro Max, the new model focuses on performance, thermal management, and battery capacity. It combines a high refresh rate display, MediaTek’s latest Dimensity chipset, and an advanced cooling system, indicating a device designed for sustained usage and gaming scenarios.
The inclusion of an 8,550mAh battery and an active cooling fan distinguishes the K90 Max within its segment, where both endurance and thermal control are increasingly important.
Pricing
The Redmi K90 Max is available in multiple configurations, offering a range of storage and memory options.
| Variant | Price (CNY) | Approx Price (INR) |
|---|---|---|
| 12GB + 256GB | CNY 2,999 | Rs. 41,000 |
| 12GB + 512GB | CNY 3,499 | Rs. 47,000 |
| 16GB + 256GB | CNY 3,499 | Rs. 47,000 |
| 16GB + 512GB | CNY 3,999 | Rs. 54,000 |
| 16GB + 1TB | CNY 4,699 | Rs. 64,000 |
The smartphone is offered in Space Silver, Shadow Black, and Sky Blue colour options. Availability is currently limited to the Chinese market.
Display
The device features a 6.83-inch 1.5K display with a resolution of 1280 x 2772 pixels. It supports a refresh rate of up to 165Hz, catering to smooth scrolling and gaming performance.
Additional display features include:
| Feature | Specification |
|---|---|
| Peak Brightness | Up to 3500 nits |
| Touch Sampling Rate | 480Hz multi-finger |
| Instantaneous Sampling | 3500Hz |
| HDR Support | HDR10+ and Dolby Vision |
This combination indicates a focus on responsiveness and visual clarity, particularly in gaming and multimedia usage.
Performance
The Redmi K90 Max is powered by the MediaTek Dimensity 9500 chipset. It is paired with up to 16GB LPDDR5X RAM and up to 1TB UFS 4.0 storage.
The device also includes a dedicated D2 display chip, which is intended to enhance gaming visuals and performance efficiency. This setup positions the K90 Max as a performance-oriented smartphone capable of handling demanding applications.
Cooling
Thermal management is a key aspect of the K90 Max. Redmi has integrated multiple cooling mechanisms to maintain performance stability.
| Cooling Component | Details |
|---|---|
| Cooling Pump | 6000 sq mm ice-sealed system |
| Graphite Area | Over 12,000 sq mm |
| Active Cooling Fan | Reduces temperature by approx 10°C |
The inclusion of an active cooling fan is relatively uncommon in mainstream smartphones and suggests a focus on extended gaming sessions and heavy workloads.
Camera
The Redmi K90 Max features a dual rear camera setup:
| Camera | Specification |
|---|---|
| Primary | 50MP, OIS, f/1.68 |
| Secondary | 8MP |
| Front | 20MP |
The camera system is functional and aligns with the device’s performance-centric positioning rather than focusing heavily on advanced photography features.
Audio
The smartphone includes a stereo speaker setup with 1115x symmetrical dual speakers, co-tuned by Bose. This configuration is intended to enhance audio output for media consumption and gaming.
Battery
A major highlight of the Redmi K90 Max is its 8,550mAh battery, which is significantly larger than typical smartphone batteries.
| Feature | Details |
|---|---|
| Capacity | 8,550mAh |
| Fast Charging | 100W wired |
| Reverse Charging | 22.5W wired |
This battery capacity supports extended usage, while fast charging helps reduce downtime.
Connectivity
The device offers a comprehensive set of connectivity features:
| Feature | Availability |
|---|---|
| Network | 5G |
| Wi-Fi | Wi-Fi 7 |
| Bluetooth | Version 4 |
| Navigation | GPS, NavIC, GLONASS, Galileo, BeiDou |
| Other | NFC, OTG, USB Type-C |
Additional features include an infrared remote control and support for multiple positioning systems.
Build
The Redmi K90 Max comes with IP66, IP68, and IP69 ratings for dust and water resistance, indicating a high level of protection against environmental elements.
Security is handled via a 3D ultrasonic fingerprint sensor. The device also includes several sensors such as an accelerometer, gyroscope, ambient colour temperature sensor, flicker sensor, and an X-axis linear motor.
Software
The smartphone runs on HyperOS 3 based on Android 16. This ensures access to updated system features and optimisations, along with Xiaomi’s custom interface enhancements.
Positioning
The Redmi K90 Max is positioned as a performance-focused device with an emphasis on gaming, battery life, and sustained performance. Features such as the Dimensity 9500 chipset, active cooling system, and high refresh rate display indicate a target audience that prioritises performance over compact design or camera versatility.
At the same time, the large battery and fast charging capabilities make it suitable for users who require extended usage without frequent charging.
Overall, the Redmi K90 Max represents a combination of high-capacity hardware and targeted features aimed at delivering consistent performance in demanding scenarios, while maintaining a competitive price structure within its segment.
FAQs
What is the battery capacity of Redmi K90 Max?
It has an 8,550mAh battery.
Which processor powers the K90 Max?
MediaTek Dimensity 9500 chipset.
Does it have a cooling fan?
Yes, it includes an active cooling fan.
What is the starting price?
Starts at CNY 2,999.
What is the display refresh rate?
Up to 165Hz refresh rate.
