# 15-inch, 32GB or more: 4 models

https://secondhandmacbook.com/m/15-inch/ram-32gb/ · source: manufacturer spec pages · blank = not stated · used listings coming soon

|Model|Year|Size|Chip|Memory|Max storage|Thunderbolt|Ext. displays|Battery|
|-|-|-|-|-|-|-|-|-|
|MacBook Air (15-inch, M5)|2026|15.3|M5|Up to 32GB|4096|4|2|66.5|
|MacBook Air (15-inch, M4, 2025)|2025|15.3|M4|Up to 32GB|2048|4|2|66.5|
|MacBook Pro (15-inch, 2019)|2019|15.4|Intel Core i7/i9|Up to 32GB|4096|3|4|83.6|
|MacBook Pro (15-inch, 2018)|2018|15.4|Intel Core i7/i9|Up to 32GB|4096|3|4|83.6|