Xiaomi Redmi K90 Pro Max 5G - Snapdragon 8 Elite Gen 5, Bose Stereo Sound

The Xiaomi Redmi K90 Pro Max distinguishes itself as a powerful flagship by uniquely combining top-tier performance with an unprecedented focus on audio quality. Its standout feature is a Bose 2.1 stereo sound system, which includes two ultra-linear speakers and a large, dedicated Bose subwoofer located on the rear, delivering deep bass and an immersive listening experience rarely found on smartphones.

This audio prowess is backed by formidable hardware: the massive 7,560 mAh battery with 100W wired and 50W wireless charging ensures exceptional battery life, while the 5x optical periscope telephoto lens provides versatile photography. The device is powered by the leading Snapdragon 8 Elite Gen 5 chipset and features a brilliant 6.9-inch AMOLED display capable of 3,500 nits peak brightness.

In essence, the Redmi K90 Pro Max is a flagship contender that balances a powerhouse chipset, long-lasting battery, and professional-grade cameras with its defining, high-fidelity Bose audio system.

Performance & Core Hardware
Chipset: Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3nm process).
Memory: Configurations of 12GB RAM with 256GB or 512GB storage, and 16GB RAM with 512GB or 1TB UFS 4.1 storage.
Cooling: Advanced cooling system for sustained performance (specific details not specified in sources).

Display & Design
Primary Screen: 6.9" LTPO AMOLED, 120Hz refresh rate, Dolby Vision, HDR Vivid, HDR10+, with an exceptional 3500 nits peak brightness.
Build: Glass front (Xiaomi Dragon Crystal Glass) with an aluminium alloy frame. Rated IP68 for water and dust resistance (up to 1.5m for 30 minutes).

Camera System
Main: 50MP, f/1.7, 23mm wide lens (1/1.31" sensor), with Dual Pixel PDAF and Optical Image Stabilization (OIS).
Telephoto: 50MP, f/3.0, 115mm periscope telephoto lens, providing 5x optical zoom with OIS.
Ultra-Wide: 50MP, f/2.4, 18mm lens with a 102° field of view.
Front: 32 MP, f/2.2.
Video: Capable of 8K@30fps, 4K@30/60fps, and advanced slow-motion recording up to 1080p@960fps or 720p@1920fps.

Battery & Charging
Capacity: Large 7560 mAh silicon-carbon (Si/C) battery.
Wired Charging: 100W fast charging (supports PD3.0, QC3+).
Wireless Charging: 50W fast wireless charging and 22.5W reverse wireless charging.

Software & Connectivity
OS: Shipped with Xiaomi's HyperOS 3 based on Android 16.
Network: Fully network-unlocked with comprehensive global 5G support (see bands below).
Other: Wi-Fi 7, Bluetooth 5.4, NFC, an infrared port, and stereo speakers tuned by Bose.

What's in the Box
Xiaomi Redmi K90 Pro Max Phone, 100W Fast Charger, USB-C Cable, Protective Case, Pre-applied Screen Protect Film, SIM Eject Tool, and Documentation.

Important Software Note
This is a Chinese model (running HyperOS 3/Android 16), which includes full English language support. Google Play is pre-installed and fully functional. The phone is also network-unlocked for global use. For specific networks, check compatibility in your area.

Network 5G: n1/ n3 / n5 / n7 / n8 / n18 / n26 / n28 / n66 / n38 / n40 / n41 / n48 / n77 / n78 / n80 / n81 / n83 / n84 / n89
Network 4G: FDD-LTE B1 / B3 / B4 / B5 / B7 / B8 / B18 / B19 / B26 / B28 / B34 / B38 / B39 / B40 / B41 / B42 / B48 / B66
Network 3G: WCDMA 850/1900/2100MHz
Network 2G: GSM 850/900/1800/1900MHz
Band 20 / 800 MHz: No
Data Service: GPRS/EDGE/HSPA+(42Mbps)/LTE/LTE+
OS: Android 16 (Hyper OS)
Languages: English / Chinese

Android Auto: No
eSIM Compatible: No