Quick takeaway
Apple iPhone 14 Pro Max 128GB and Apple iPhone 15 Pro Max 256GB Natural Titanium are very close in this matchup. When the overall score is tied, the right choice usually comes down to price, review depth, and which spec wins matter most for your use case.
Choose Apple iPhone 14 Pro Max 128GB if...
Pick Apple iPhone 14 Pro Max 128GB if its current price, brand, or design fits your shortlist better than Apple iPhone 15 Pro Max 256GB Natural Titanium.
Choose Apple iPhone 15 Pro Max 256GB Natural Titanium if...
Pick Apple iPhone 15 Pro Max 256GB Natural Titanium if storage and model number are the reasons you are shopping in this category. It currently costs about $100.00 more, so make sure those wins matter to you.