MacBook Air (15-inch, M4, 2025) Maximum RAM
The maximum supported RAM for the MacBook Air (15-inch, M4, 2025) is 32 GB.
Specifications
- Maximum RAM
- 32 GB
- Memory type
- Unified Memory (LPDDR5)
- Total slots
- 0
- Soldered
- 16 GB
Worth knowing before you buy
- This is the manufacturer-documented maximum — some platforms have been community-tested beyond the officially configured maximum, but that isn't treated as verified here.
Sources
- Apple — MacBook Air (15-inch, M4, 2025) - Tech Specs — verified 8/18/2026
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