Xiaomi Unveils Redmi Note 17 Series – Pro Max Model Centers on Record-Size Battery and New Durability Standards

On August 27 2026 Xiaomi announced the four-model Redmi Note 17 Series, introducing the first “Pro Max” variant. The Redmi Note 17 Pro Max 5G is positioned as the series’ flagship, marketed with a “six-year like-new software experience” and a focus on long-lasting battery life, fast charging, and reinforced durability. Pre-orders began the same day and ran through September 2 2026; the phone became available in Australia on August 28 2026 via mi.com/au.

Xiaomi Unveils REDMI Note 17 Series With 10,000mAh Battery Featured On All-New Pro Max Variant Xiaomi's latest big phone has the biggest battery – Pickr Xiaomi officially launches the Redmi Note 17 Pro Max, its first phone with a 10,000mAh battery Xiaomi unveil the new REDMI Note 17 Series, an affordable range of smartphones with Xiaomi’s biggest ever smartphone battery Xiaomi launches REDMI Note 17 Pro Max with 10,000mAh battery The Redmi Note 17 Pro Max has a battery so big, it doubles as a power bank. I tried it out

Xiaomi describes the Pro Max’s power source as a silicon-carbon cell containing 16 % silicon, which it says raises energy density without enlarging the device. Two capacity figures appear in the announcements:

The Redmi Note 17 Pro Max has a battery so big, it doubles as a power bank. I tried it out

• A 9,210 mAh dual-cell battery, cited by The Verge and Android Police as the largest ever fitted in a Xiaomi phone sold in Europe.

The Verge

• A 10,000 mAh single-cell battery, highlighted in the company’s press release and multiple Asian tech outlets.

Xiaomi's latest big phone has the biggest battery – Pickr

Both sources state the battery supports 100 W wired charging (full charge in just over an hour) and that 20 minutes of charging delivers roughly a day’s power. Xiaomi also notes a 27 W reverse-charging mode that lets the phone act as a power bank. The company estimates the battery will retain at least 80 % of its original capacity after 1,600 charge cycles, which it equates to about six years of typical use.

Xiaomi Announced its First Smartphone with a Massive 10,000mAh Battery

The series is promoted as meeting “REDMI Titan Quality” standards, developed with TÜV SÜD. The Pro Max earned a TÜV SÜD 5-star Titan Quality Certification covering battery performance, drop resistance, and water resistance. SGS certified the device for three-metre drop resistance, and the phone carries IP66 and IP68 dust- and water-resistance ratings, with Xiaomi claiming a 72-hour, two-metre underwater test. The back panel uses Corning Gorilla Glass Victus 2, and the Pro Max model offers an exclusive “Cloud Blush” photochromic finish that shifts colour under sunlight.

Xiaomi launches REDMI Note 17 Pro Max with 10,000mAh battery

Xiaomi pledges up to six years of security updates and four years of operating-system upgrades for the series, bundled under the “six-year like-new software experience.” The Pro Max runs HyperOS 3 (based on Android 16) and includes AI features such as HyperAI and an AI Creativity Assistant.

Xiaomi's latest big phone has the biggest battery – Pickr

In Japan the 8 GB/256 GB model sells for ¥79,980 (? $502) and the 8 GB/512 GB version for ¥99,980 (? $628), with a ¥10,000 discount available until October 14 2026. Australian pricing starts at $799 AUD for 256 GB and $999 AUD for 512 GB, with offers from August 28 to September 17 2026 that include free accessories and extended warranty services. Pre-orders remain open until September 4 2026, after which the phone will be stocked through Xiaomi’s online and retail channels.

Xiaomi unveil the new REDMI Note 17 Series, an affordable range of smartphones with Xiaomi’s biggest ever smartphone battery

The most notable discrepancy concerns the Pro Max’s battery capacity. European-focused outlets report a 9,210 mAh dual-cell configuration, while Asian press releases and the company’s own marketing material cite a 10,000 mAh single-cell design. Additional gaps include the lack of independent battery-life testing and the exact terms of the “six-year like-new” software promise, which Xiaomi says covers security updates and battery health but does not detail the criteria for OS upgrades.

Xiaomi's latest big phone has the biggest battery – Pickr

• “Users want devices they can rely on every day and keep with confidence over time,” — Anne Wang, REDMI marketing director at Xiaomi International

Xiaomi unveils Redmi Note 17 Series with massive 10,000mAh battery