Cupertino, CA — May 5, 2025 — Apple’s upcoming iPhone 17 Air is shaping up to be one of the most anticipated smartphones in the tech world, thanks to its ultra-slim design and powerful internals. However, growing speculation around its 5.5mm thin form factor has sparked concerns about battery life. According to fresh reports, Apple may be addressing this issue by reintroducing a long-forgotten accessory: the Smart Battery Case.

Ultra-Slim Design Comes with Trade-Offs
The iPhone 17 Air is rumored to be Apple’s slimmest iPhone ever. While the design innovation signals a bold step forward in smartphone engineering, it may come at the cost of reduced internal battery capacity. Reports suggest that Apple has made compromises in battery size to achieve this ultra-thin profile.
To counter this, sources cited by 9To5Mac claim that Apple plans to revive its Smart Battery Case, last seen in models prior to the iPhone 12. This optional accessory would integrate a secondary battery, helping users extend their phone’s power throughout the day — an essential addition for heavy users.
Smart Battery Case Makes a Comeback
The potential return of the Smart Battery Case is seen as a practical solution to the anticipated battery limitations of the iPhone 17 Air. According to a report by The Information, the phone might deliver a full day’s usage on just a 60–70% charge when paired with the new case.
The accessory is expected to be sold separately, meaning users will have to factor in additional costs on top of what may already be a premium-priced iPhone. While exact pricing has not been disclosed, Apple’s history with accessories suggests it won’t come cheap.
Additional iPhone 17 Air Changes to Know
In addition to battery considerations, the iPhone 17 Air could introduce other notable changes:
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No Physical SIM Slot: Like some iPhone 14 and 15 models in select markets, the iPhone 17 Air may go fully eSIM-based.
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Single Speaker Design: To maintain the ultra-slim chassis, Apple may reduce the speaker count to one, possibly affecting stereo sound quality.
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Flagship Performance: Despite the trade-offs, the device is expected to feature Apple’s new A19 chip and 12GB of RAM, ensuring top-tier performance.
These changes signal a shift in Apple’s design philosophy — trading some traditional features for portability and sleekness.
What This Means for Users
The iPhone 17 Air will likely appeal to users who prioritize minimalist design and lightweight usability. However, those who need robust battery performance, superior audio quality, and SIM flexibility may need to weigh these compromises carefully. The reintroduction of the Smart Battery Case suggests that Apple is aware of the challenges and is proactively offering solutions — albeit as optional add-ons.
As Apple prepares for its Fall 2025 launch cycle, more details are expected to surface during the company’s upcoming events or product announcements.
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- My name is Ganpat Singh Choughan. I am an experienced content writer with 7 years of expertise in the field. Currently, I contribute to Daily Kiran, creating engaging and informative content across a variety of categories including technology, health, travel, education, and automobiles. My goal is to deliver accurate, insightful, and captivating information through my words to help readers stay informed and empowered.
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