ProRes video recording is supported in up to 4K quality at 60fps for both internal and external storage.
Does Iphone 15 Pro 128gb have option to film with 4K 24 or 25 fps ProRes LOG when using usb c disk? : r/iPhone15Pro
ProRes Log Video on iPhone 15 Pro: Everything You Need to Know - CNET
Iphone: iPhone 15 Pro has a 'gaming-changing' feature for content creators - Times of India
iPhone 15: Release date, price, colors, and more
iPhone 13 Pro and Pro Max 128GB models lack this major camera upgrade
Apple unveils A17 Pro-powered iPhone 15 Pro and flagship iPhone 15 Pro Max
iPhone 15: Release date, price, colors, and more
Slashcam News : Apple iPhone 13 Pro with ProRes recording on up to 1 TB of storage and retroactive bokeh
iPhone 15 Pro Max review: scope the difference - PhoneArena
iPhone 15 Pro Max review: A stunning beast that you won't be able to let go off easily - BusinessToday - Issue Date: Oct 29, 2023
4K ProRes video recording is not available on 128GB iPhone 13 Pro models
iPhone 15 Pro and Pro Max Review: Photographer's dream