An S-size suitcase generally has a capacity of around 30 to 40 liters and is often small enough to be carried on board an airplane.
The exact dimensions vary slightly depending on the manufacturer and airline, but as a guideline, the luggage should be 50-55cm high x 35-40cm wide x 20-25cm deep (external dimensions including casters and handles), with the total of the three sides being within 115cm .
This size meets the carry-on baggage size restrictions set by many international and domestic airlines (e.g., 55cm x 40cm x 25cm).
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Frequently asked questions about small suitcases
1.Can I bring a small size suitcase on board?
Yes, you can.
The S size (approximately 30-40L ) is usually designed with a total of three dimensions of less than 115cm (approximately 55cm x 40cm x 25cm , including wheels and handles), which meets the carry-on restrictions of most airlines.
However, low-cost carriers may have stricter rules, so it's important to check in advance.
2.How many nights' worth of luggage can it hold?
The standard is one to three nights .
With a capacity of 30-40L , it is usually enough for three days in summer and one to two days' worth of heavy clothing in winter. It is suitable for short trips and business trips.
3. Is the small size enough? What about souvenirs?
This is fine for a short trip, but if you want to buy lots of souvenirs you'll need to get creative.
You can increase the capacity by using a folding bag or choosing an expandable model.
4.Do I need a TSA lock?
This is necessary if you are flying internationally (especially to the US ).
If your luggage comes with a TSA lock, it will prevent the lock from being broken during security checks. Many small-size models come with this as standard.
5.What size is easy to use?
They are typically 50-55cm high, 35-40cm wide, and 20-25cm deep, making them suitable for storing above seats on an airplane or for handling when traveling.
It is lightweight and has four casters for added convenience.
