{"url":"https://secondhandmacbook.com/m/13-inch/2025/","facets":["13-inch","2025"],"label":"13-inch, 2025","definitions":{"13-inch":"size_in >= 13 and size_in < 14","2025":"year = 2025"},"count":1,"source":"manufacturer spec pages; null = not stated by the maker","listings":"coming soon","models":[{"model_id":"macbook-air-13-inch-m4-2025","model":"MacBook Air (13-inch, M4, 2025)","year":2025,"size_in":13.6,"chip":"M4","memory_max":"Up to 32GB","storage_gb_max":2048,"thunderbolt":"4","external_displays_max":2,"battery_wh":53.8,"source_urls":["https://support.apple.com/en-us/122209"],"url":"/models/macbook-air-13-inch-m4-2025/"}]}