Apple officially introduced the 15-inch M4 MacBook Air on March 5, 2025, combining faster AI-driven performance, up to 18 hours of battery life, and excellent portability for modern work.
15-inch M4 MacBook Air vs Pro: Do You Really Need Pro-Level Power?
For most office workflows, the Air provides ample performance without stepping up to a Pro. As The Verge notes, everyday productivity feels similar unless you do sustained video editing or 3D rendering.
Performance & AI Productivity
Large spreadsheets, presentations, and multiple Docs open quickly, while Zoom and Slack multitasking remains smooth. See Apple’s details on the Air lineup here: official specs.
Battery Life & Portability
With up to 18 hours of use, this laptop comfortably lasts a full workday without a charger. Its slim profile makes commuting and travel simpler.
Display & Security
The Liquid Retina display reduces eye strain during long sessions, and hardware-level protections help keep sensitive data safe. Learn more about Apple silicon on Wikipedia.
13-inch vs 15-inch: Which Size Fits Your Work?
The smaller model maximizes portability, while the larger screen improves side-by-side document work and overall multitasking. For many professionals, the bigger canvas saves time.
Storage Choice: Why 512 GB Hits the Sweet Spot
A 512 GB SSD handles large documents, assets, and meeting recordings without constant external drives or cleanup.
RAM Options: Consider 24 GB for Parallels
Most users are fine with 16 GB. If you run Windows via Parallels for ERP, CAD, or accounting software, 24 GB provides extra headroom.
Recommended Setup for the 15-inch M4 MacBook Air
- 15-inch M4 MacBook Air — larger workspace for productivity
- 512 GB SSD — room for projects and media
- 16 GB RAM — ideal for most professionals
- 24 GB RAM — best for Parallels/Windows workloads
Final Thoughts
In real-world use, the 15-inch M4 MacBook Air delivers a balanced mix of performance, battery life, and portability at a compelling value for work.
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