Medium suitcase – 24 inch, Large suitcase – 27 inch, Extra large suitcase – 32 inch, Please note that a hard case will generally be smaller in capacity to a soft sided case of the same size due to it not being able to expand or bulge out with packing.

In 2026, the primary difference between medium and large luggage lies in their capacity and airline weight risk. A Medium suitcase typically stands between 24 and 26 inches tall with a volume of 60–75 liters. It is designed for week-long trips and is generally easier to handle in public transit. A Large suitcase stands 27 to 30+ inches tall with a massive 90–120 liter capacity, intended for stays of two weeks or more. While a large bag allows for more items, it carries a much higher risk of exceeding the standard 50 lb (23 kg) weight limit. In 2026, most travelers prefer the medium size because it forces efficient packing and avoids the "oversized" baggage surcharges that many airlines have increased. Large bags are often unwieldy for solo travelers and may not fit in the trunks of smaller European or Japanese taxis, making the medium bag the versatile "sweet spot" for modern international travel.