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Suitcase guide

3-Piece Luggage Set: Sizes & Buying Advice

5 min readMarkenkoffer editorial team
Zwei Hartschalenkoffer eines Sets in unterschiedlichen Größen - Kofferset 3-teilig Kaufratgeber: Größen S, M, L

Buying guide from the markenkoffer editorial team. Size and volume figures are approximate guide values – exact dimensions vary by brand and series.

A 3-piece luggage set is the classic choice for anyone who travels sometimes briefly, sometimes for longer, and sometimes with the whole family: a small case for hand luggage, a medium one for a week's holiday, and a large one for long trips. In this guide, we'll show you which sizes come in a set, when a set is really worth it, and what to look out for when buying.

Which sizes come in a 3-piece luggage set?

A typical set consists of three coordinated sizes: S, M and L. There's no fixed standard – but here are useful guide values:

S – Cabin luggage
~55 cm
  • ~35–40 L
  • Short trip / cabin
M – Medium
~65–68 cm
  • ~60–75 L
  • 1–2 weeks
L – Large
~75–77 cm
  • ~90–130 L
  • Long trip / family
Set advantage
3 in 1
  • cheaper than buying separately
  • nestable
Size Height Volume Ideal for
S (cabin luggage) ~55 cm ~35–40 L Short trip, cabin
M (medium) ~65–68 cm ~60–75 L 1–2 weeks' holiday
L (large) ~75–77 cm ~90–130 L Long trip, family

Find the right luggage set: Our selection includes numerous 3-piece sets in many colours – from lightweight soft-shell to robust hard-shell sets.

View luggage sets »

Is a luggage set worth it?

A set shows its strengths when you need to cover different trip lengths:

  • Price advantage: A set is usually significantly cheaper than buying three suitcases separately.
  • Uniform design: All three suitcases are matched in colour and look – also handy for spotting your luggage on the carousel.
  • Space-saving: The suitcases nest inside one another, taking up hardly any space in storage or a cupboard.

When a single suitcase is the better choice: If you almost always travel with the same size – for example, only with hand luggage – you don't need a set. In that case, a single, high-quality hand luggage suitcase is more worthwhile than three sizes, two of which would just sit in storage.

Is the S suitcase suitable as hand luggage?

In most sets, the smallest suitcase is designed to fit cabin dimensions – often around 55 × 40 × 20–23 cm. This means it fits as hand luggage with most airlines.

Watch out with Ryanair: Ryanair only allows 55 × 40 × 20 cm for the larger hand luggage allowance. Many set S-suitcases have a depth of 23 cm and are therefore too big. Always check your airline's dimensions before flying – you'll find an overview in our guides to Ryanair, Lufthansa and Condor.

Material & features: what to look out for?

  • Hard shell (ABS / polycarbonate): robust and impact-resistant; polycarbonate is particularly light and break-resistant. ABS is cheaper and slightly heavier.
  • Soft luggage (polyester): lighter, more outer pockets, flexible – but less protection.
  • 4 double spinner wheels (360°): roll smoothly and tip over less often than 2-wheel models.
  • TSA lock: important for trips to the USA – more on this in our TSA lock guide.
  • Expandable zip: creates extra packing volume when needed – handy for the return trip with souvenirs.

Popular luggage sets at markenkoffer.de

Most of our sets come from Travelite – available in many series and colours:

  • Travelite Air Base – lightweight hard-shell set with expandable zip; the S size was rated "Good" by Stiftung Warentest.
  • Travelite Skaii – modern 3-piece set (S/M/L, expandable).
  • Travelite Bali, Mooby & Tamaris Voyaage – further 4-wheel sets in many colour variants.

You'll find all sets collected in the luggage set category.

5 tips for buying a luggage set

  1. Check your trip lengths: Do you really need all three sizes? If so, a set is worth it.
  2. Check the S suitcase as hand luggage: Look for 55 × 40 × 20 cm if you plan to fly with Ryanair.
  3. Choose lightweight material: Polycarbonate saves weight – more allowance for packing up to the weight limit.
  4. 4 double spinner wheels & TSA lock: make travelling easier and safer.
  5. Take the expandable zip into account: provides reserve volume for the return trip.

Frequently asked questions about luggage sets

What sizes does a 3-piece luggage set include?

S (~55 cm, ~35–40 L, hand luggage), M (~65–68 cm, ~60–75 L) and L (~75–77 cm, ~90–130 L). The exact dimensions vary by brand.

Is a luggage set worth it?

Yes, if you need to cover different trip lengths – a set is cheaper than three individual suitcases, has a uniform design, and nests together to save space. If you only use one size, a single suitcase is the better choice.

Is the small suitcase suitable as hand luggage?

Usually yes (~55 × 40 × 20–23 cm). Ryanair only allows 55 × 40 × 20 cm – many set suitcases with a depth of 23 cm are too big.

Hard shell or soft fabric in a set?

Hard shell (ABS/polycarbonate) is more robust and wipeable, soft fabric is lighter with more pockets. For most travellers, a hard-shell set with 4 double spinner wheels and a TSA lock is the best choice.

Which brands are available as a set?

Mainly Travelite (Air Base, Skaii, Bali, Mooby, Tamaris Voyaage) as well as other brands – in many colours and with an expandable zip.

Branded Luggage Editorial Team

The Markenkoffer editorial team shares experience from customer advice, current airline rules and honest recommendations on suitcases, backpacks, bags and travel accessories.