A theme park day is a battery, access and weather-risk problem before it is a gadget problem. Tickets, maps, photos, messaging and the journey home all compete for the same phone.
Choose accessories by access pattern: what needs to be reached in a queue, what can stay packed away, and what should be separated from snacks or wet clothing.
Do not assume any venue rule, device protection, battery runtime, waterproofing, theft prevention or charging speed from a shortlist page. Check the live product and venue details.