Decision tools

Travel planners

Planners that convert trip length, bag size, and connectivity needs into a travel class you can check on official product pages.

5 tools in this topic. Each one names a fit from your inputs, then shows official examples—not a ranked shopping list.

• Does this bag fit airline carry-on limits?Flagship tool

  See whether measured height, width, and depth fit United’s published 22 × 14 × 9 inch carry-on box

• How much eSIM data do I need for my trip?

  Check the prerequisites for a travel eSIM and estimate an appropriate data allowance

• What size travel backpack do I need?

  Estimate a liter class from trip days and carry-on constraints

• Which is right for me: pocket Wi-Fi or eSIM?

  Choose short-trip eSIM, monthly eSIM, or a hotspot from days and device count

• Which travel adapter is right for me?

  Separate plug adapters from high-watt converters