MacBook Air M4 13 vs Dell XPS 14 9440: Battery

Focused comparison of battery and related specs.

100% Objective Comparisons — Data sourced from official manufacturers

Battery focus

53.8Wh

70Wh

Last updated: March 22, 2026

Source: apple.com

Last updated: March 22, 2026

Source: dell.com

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Updated: March 24, 2026