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Redmi confirms Note 15 Pro+ specs ahead of August 21 launch
Redmi has officially teased key specifications for the upcoming Note 15 Pro+ ahead of its August 21 unveiling. The new handset aims to raise the bar in the mid-range segment with a large, high-brightness display, a massive battery, robust ingress protection, and Qualcomm’s latest Snapdragon 7s Gen 4 platform. Below we break down the headline features, comparisons with its sibling models, real-world use cases, and why the device matters for the market.
Display and design
The Note 15 Pro+ will sport a 6.83-inch full-depth micro-curved screen with a pronounced R-angle design for a premium look and comfortable grip. The panel resolution is 1.5K and Redmi touts a "super sunlight screen" that enhances outdoor readability. The display peak brightness is an industry-leading 3,200 nits and the glass is protected by Xiaomi’s Dragon Crystal Glass for improved scratch and drop resistance.
Durability: IP66, IP68 and IP69K combined
Redmi claims the Note 15 Pro+ is the first phone to simultaneously support IP66, IP68 and IP69K water and dust ratings, and it has passed a five-star waterproof quality certification. The IP69K rating is notable for withstanding high-pressure, high-temperature water jets (tested up to 100 bar at 80°C), making the device one of the toughest water-resistant phones currently announced.
Battery and charging
7000mAh battery: At the core of the phone is a 7,000mAh Xiaomi Jinshajiang cell. Redmi promises long daily endurance and a lifespan rated to roughly 1,600 charge cycles—approximately five years of typical use.
Fast charging and reverse charging: The Note 15 Pro+ supports 90W wired fast charging for rapid top-ups and offers 22.5W reverse charging to power accessories or other devices on the go.
Performance, connectivity and satellite messaging
Under the hood, the phone is powered by Qualcomm’s Snapdragon 7s Gen 4 paired with an Adreno 810 GPU and up to 16GB of RAM, promising solid performance for gaming and multitasking. Redmi is also introducing satellite connectivity in the Note series: Beidou short-message support enables text send/receive when cellular networks are unavailable — a practical safety feature for remote use.
How the Note 15 Pro+ compares to the Note 15 Pro
The Note 15 Pro+ sits at the top of the family. Redmi says the Note 15 Pro will share core traits such as display resolution, brightness levels and IP ratings, but the Pro+ differentiates itself with the larger 7,000mAh battery, higher-tier protective glass and top-line durability certifications. Expect differences in charging speed, memory configurations, and potentially camera tuning between the models.
Advantages, use cases and market relevance
Key advantages include extreme outdoor readability (3,200 nits), long battery life for heavy users, ultra-rugged water resistance for fieldwork or outdoor lifestyles, and satellite messaging for safety. These features make the Note 15 Pro+ attractive to travelers, outdoor professionals, mobile gamers, and users who prioritize longevity and reliability over flagship pricing. In a competitive mid-range market, Redmi’s combination of display tech, battery capacity, and IP69K resistance could help it stand out and pressure rivals to up durability and battery benchmarks.
We’ll get full specs, pricing and availability at the August 21 launch; stay tuned as Redmi unveils more details about the Note 15 Pro lineup in the coming days.

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