The MacBook Air M4, powered by Apple's latest M4 chip, offers an impressive battery life of up to 18 hours, which significantly enhances its ability to run multiple applications simultaneously. This extended battery life, combined with the M4 chip's performance capabilities, allows users to multitask efficiently without worrying about running out of power quickly.
Performance and Multitasking
The M4 chip features a 10-core CPU and up to a 10-core GPU, providing substantial performance improvements over its predecessors. Compared to the fastest Intel-based MacBook Air, the M4 model delivers up to 23 times faster performance, and it is up to twice as fast as the M1 model[1][2]. This enhanced performance enables smoother multitasking, allowing users to run demanding applications alongside everyday tasks without significant slowdowns.
Battery Life Impact
The extended battery life of the MacBook Air M4 means that users can maintain productivity for longer periods without needing to recharge. This is particularly beneficial for multitasking, as it ensures that the laptop can handle multiple resource-intensive applications for an extended duration. For example, users can simultaneously edit videos in iMovie, work on spreadsheets in Microsoft Excel, and browse the web without experiencing significant battery drain, thanks to the M4 chip's efficient power management[1][2].
AI and Neural Engine
The M4 chip also includes a powerful Neural Engine that is up to three times faster than the one in the M1 chip. This enhances performance in AI-based tasks, such as photo editing and background noise removal, further supporting multitasking by allowing these tasks to be completed more quickly and efficiently[1][4]. The ability to handle AI-driven tasks quickly means that users can switch between applications more seamlessly, even when performing complex operations.
Display and Connectivity
The MacBook Air M4 supports up to two 6K external displays, which can be useful for multitasking by allowing users to spread their work across multiple screens. This feature, combined with the laptop's long battery life, makes it an excellent choice for professionals who need to manage multiple applications and displays simultaneously[8].
In summary, the MacBook Air M4's battery life and performance capabilities make it well-suited for running multiple applications simultaneously. Its ability to handle demanding tasks efficiently, combined with its extended battery life, ensures that users can multitask effectively without worrying about power constraints.
Citations:[1] https://www.apple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-color/
[2] https://www.redsharknews.com/m4-macbook-air-more-power-more-battery-less-price
[3] https://www.t3.com/tech/laptops/macbook-air-m4-ups-the-power-battery-life-and-a-whole-lot-more
[4] https://colitco.com/apple-macbook-air-m4-launch-more-power-style/
[5] https://www.apple.com/newsroom/2024/10/new-macbook-pro-features-m4-family-of-chips-and-apple-intelligence/
[6] https://petapixel.com/2025/03/05/apples-new-m4-powered-macbook-air-is-more-powerful-and-affordable/
[7] https://www.goodhousekeeping.com/uk/product-reviews/tech/a62828298/apple-m4-macbook-pro-review/
[8] https://9to5mac.com/2025/03/05/new-m4-macbook-air-four-tidbits-you-might-have-missed/
[9] https://eclecticlight.co/2025/01/06/power-modes-and-apple-silicon-gpus/
[10] https://www.reddit.com/r/macbookair/comments/1hgj46l/at_this_point_the_m4_air_is_going_to_have_2day/
[11] https://www.zdnet.com/article/apples-new-macbook-air-m4-is-a-multiscreen-lovers-dream-and-its-only-999/