The best carry-on is the one that disappears into the trip – rolling quietly through terminals, fitting cleanly into overhead bins, and packing without a fight. In 2026, the differences between carry-ons come down to a few things travellers feel every day: wheels, handle stability, interior layout, and how well the suitcase holds up over time.
This guide breaks down what to look for in a carry-on this year, and walks through the Monos carry-on lineup by travel style – so readers can find the right fit quickly.
Browse the full range: Carry-On Luggage.
What makes a great carry-on in 2026
Carry-on design has matured. Most premium suitcases now use polycarbonate or aluminum shells, spinner wheels, and TSA-approved locks. The differences show up in execution.
- Wheels that stay quiet. Wheel quality is felt on every surface – airport tile, hotel carpet, city sidewalks.
- A handle that doesn't wobble. Especially when a personal item is stacked on top.
- Interior structure. Compression, dividers, and layouts that support how people actually pack.
- Airline-friendly dimensions. Sized to fit the majority of carriers – including stricter international ones.
- Materials chosen for the long run. Aerospace-grade polycarbonate or engineered aluminum alloys built for years of use.
- Warranty and support. Coverage that reflects how travel actually happens.
Award note: The Monos Carry-On Pro Plus was named "Best Hardside Luggage" in the 2026 Forbes Vetted Best Product Awards for Travel. Read more: Forbes Vetted 2026 award.
The Monos carry-on lineup at a glance
Monos offers several carry-on options, each designed around a different way of travelling.
| Model | Material | Defining feature | Best for |
|---|---|---|---|
| Carry-On | Polycarbonate | The flagship – clean design, quiet wheels, compression interior | Most short trips and frequent flyers |
| Carry-On Plus | Polycarbonate | Slightly larger capacity for 4–6 day trips | Travellers who want extra room within carry-on territory |
| Carry-On Pro | Polycarbonate | Front compartment for laptop and essentials | Business travel and quick access at security |
| Carry-On Pro Plus | Polycarbonate | Front compartment plus extra capacity – Forbes Vetted 2026 winner | Business travel on longer trips |
| Expandable Carry-On | Polycarbonate | Zip-out expansion for flexibility on the way home | Trips where plans (or shopping) change |
| Hybrid Carry-On | Polycarbonate shell, aluminum frame | Zipperless frame closure with latches | Travellers who want structure and a secure close |
| Aluminum Carry-On | Aluminum (custom 5ZCT3 alloy) | Full aluminum shell that develops character over time | Premium feel and structured protection |
Best overall: the Carry-On
For most travellers, the Monos Carry-On is the right place to start. It is the flagship for a reason – a lightweight aerospace-grade polycarbonate shell, high performance 360° spinner wheels, a re-engineered aluminum telescopic handle, and an interior with a built-in compression pad.
It fits within the common 22 × 14 × 9 inch standard used by most North American carriers and works for the majority of international airlines. It is designed to be the suitcase that goes on every trip.
Shop: Carry-On Luggage.
Best for business travel: Carry-On Pro and Carry-On Pro Plus
The Carry-On Pro adds a front compartment designed for a laptop and essentials – documents, chargers, a notebook – so travellers can reach what they need without opening the main case. At security, it means the laptop comes out in seconds.
The Carry-On Pro Plus takes the same idea and adds capacity, making it a strong fit for 5–7 day business trips. It was recognized as Forbes Vetted's Best Hardside Luggage in 2026.
Shop: Carry-On Pro • Carry-On Pro Plus.
For a deeper look: Best carry-on luggage for business travel.
Best for flexibility: the Expandable Carry-On
Return trips are where carry-ons run out of room. The Expandable Carry-On solves that with a zip-out expansion that adds capacity when needed – and stays streamlined when it doesn't.
One thing to remember: expansion can push a suitcase past airline limits. Measure it fully packed and expanded before assuming it will fit in a sizer.
Shop: Expandables.
Best for structure and security: the Hybrid Carry-On
The Hybrid Carry-On swaps the zipper for an aluminum frame and latch closure. The result is a more rigid perimeter, a secure "click shut" feel, and fewer zipper-related failure points.
It suits travellers who pack carefully, carry fragile items, or simply prefer the confidence of a frame closure.
Shop: Hybrid Luggage. Read more: Why Monos chose a zipperless frame.
Best premium option: the Aluminum Carry-On
The Aluminum Carry-On is for travellers who want the material experience – a 0.9 mm shell made from a custom 5ZCT3 aluminum-magnesium alloy engineered to dent rather than crack. It is heavier and more structured than polycarbonate, and it develops a lived-in patina over years of travel.
Shop: Aluminum Luggage. Read more: Inside Monos' Aluminum Collection.
How to choose between them
A simple decision path:
- Fly often, pack light: Carry-On
- Need a little more room: Carry-On Plus
- Travel with a laptop: Carry-On Pro or Pro Plus
- Come home with more than you left with: Expandable Carry-On
- Want a frame closure: Hybrid Carry-On
- Want aluminum: Aluminum Carry-On
For sizing decisions: How to choose a carry-on. For airline limits: Carry-on size limits by airline (2026).
What to check before buying any carry-on
- Dimensions with wheels and handles included – that's how airlines measure
- Empty weight – matters most on international carriers with 7–10 kg limits
- Wheel and handle feel when packed – empty suitcases all feel fine
- Warranty coverage – what's included, and what can be added
- Return window – time to test it on a real trip
Warranty details: Warranty and repairs.
