Travel backpack · carry-on
TOM BIHN Synik 30: size, weight and airline fit
The TOM BIHN Synik 30 measures 20 x 13.4 x 8 in and fits the carry-on limit of 36 of 39 airlines. Too big for Ryanair, Vueling and others.
Listed outside size
20 x 13.4 x 8 in
about 50.8 x 34 x 20.5 cm · 3 lb (1.36 kg) · 30 L
Fits 36 of 39 airlines
See it on TOM BIHN's sitePrices change often. Sizes from www.tombihn.com, checked October 29, 2026.
What to know before you buy
- TOM BIHN lists 20.0 x 13.4 in and a depth of 8.0 to 10.8 in depending on how full it is, and 30 L. Weight runs from about 1,285 g to 1,390 g depending on fabric; we use the 1,365 g ballistic version.
- Packed full it can reach 10.8 in deep, past the 9 in US limit; TOM BIHN says a typical packed bag measures 8 to 9 in.
Which airlines does it fit as a carry-on?
| Airline | Carry-on limit | Verdict | Tightest side | Weight limit |
|---|---|---|---|---|
| ANA (All Nippon Airways) | 55 x 40 x 25 cm | Fits | 4.2 cm spare | 10 kg (22 lb) |
| AirAsia | 56 x 36 x 23 cm | Fits | 2 cm spare | 7 kg (15 lb) |
| Japan Airlines (JAL) | 55 x 40 x 25 cm | Fits | 4.2 cm spare | 10 kg (22 lb) |
| Singapore Airlines | 115 cm total | Fits | 9.7 cm spare | 7 kg (15 lb) |
| Vietjet Air | 56 x 36 x 23 cm | Fits | 2 cm spare | 7 kg (15 lb) |
| Vietnam Airlines | 56 x 36 x 23 cm | Fits | 2 cm spare | — |
| Aer Lingus | 21.5 x 15.5 x 9.5 in | Fits | 1.5 in spare | 22 lb (10 kg) |
| Air France | 21.7 x 13.8 x 9.9 in | Fits | 0.4 in spare | 26 lb (12 kg) |
| British Airways | 22 x 18 x 10 in | Fits | 2 in spare | — |
| Iberia | 56 x 40 x 25 cm | Fits | 4.5 cm spare | 10 kg (22 lb) |
| Jet2 | 56 x 45 x 25 cm | Fits | 4.5 cm spare | 10 kg (22 lb) |
| KLM | 55 x 35 x 25 cm | Fits | 1 cm spare | 12 kg (26 lb) |
| Lufthansa | 55 x 40 x 23 cm | Fits | 2.5 cm spare | 8 kg (18 lb) |
| Turkish Airlines | 55 x 40 x 23 cm | Fits | 2.5 cm spare | 8 kg (18 lb) |
| Wizz Air | 55 x 40 x 23 cm | Fits | 2.5 cm spare | 10 kg (22 lb) |
| easyJet | 56 x 45 x 25 cm | Fits | 4.5 cm spare | — |
| Avianca | 55 x 35 x 25 cm | Fits | 1 cm spare | 10 kg (22 lb) |
| Copa Airlines | 22 x 14 x 10 in | Fits | 0.6 in spare | 22 lb (10 kg) |
| LATAM Airlines | 21.7 x 13.8 x 9.8 in | Fits | 0.4 in spare | 26 lb (12 kg) |
| Volaris | 55 x 40 x 25 cm | Fits | 4.2 cm spare | 10 kg (22 lb) |
| Emirates | 55 x 38 x 22 cm | Fits | 1.5 cm spare | 7 kg (15 lb) |
| Air Canada | 21.5 x 15.5 x 9 in | Fits | 1 in spare | — |
| Alaska Airlines | 22 x 14 x 9 in | Fits | 0.6 in spare | — |
| Allegiant Air | 22 x 16 x 10 in | Fits | 2 in spare | — |
| American Airlines | 22 x 14 x 9 in | Fits | 0.6 in spare | — |
| Breeze Airways | 22 x 14 x 9 in | Fits | 0.6 in spare | 35 lb (15.9 kg) |
| Delta Air Lines | 22 x 14 x 9 in | Fits | 0.6 in spare | — |
| Frontier Airlines | 24 x 16 x 10 in | Fits | 2 in spare | 35 lb (15.9 kg) |
| JetBlue | 22 x 14 x 9 in | Fits | 0.6 in spare | — |
| Porter Airlines | 21.5 x 15.5 x 9 in | Fits | 1 in spare | — |
| Southwest Airlines | 24 x 16 x 10 in | Fits | 2 in spare | — |
| United Airlines | 22 x 14 x 9 in | Fits | 0.6 in spare | — |
| WestJet | 22 x 14 x 9 in | Fits | 0.6 in spare | — |
| Air New Zealand | 21 x 16 x 9 in | Fits | 1 in spare | 15 lb (7 kg) |
| Jetstar | 56 x 36 x 23 cm | Fits | 2 cm spare | 7 kg (15 lb) |
| Qantas | 22 x 14 x 9 in | Fits | 0.6 in spare | 15 lb (7 kg) |
| Ryanair | 55 x 40 x 20 cm | Too big | 0.5 cm over | 10 kg (22 lb) |
| Vueling | 55 x 40 x 20 cm | Too big | 0.5 cm over | 10 kg (22 lb) |
| Qatar Airways | 50 x 37 x 25 cm | Too big | 0.8 cm over | 7 kg (15 lb) |
Compared side by side in the unit each airline publishes, largest side first. "Spare" is the room left on the tightest side.
Specs
| Listed outside size | 20 x 13.4 x 8 in (about 50.8 x 34 x 20.5 cm) |
|---|---|
| Includes wheels and handles? | Not stated by the maker |
| Linear size (L + W + H) | 41.4 in (105.3 cm) |
| Empty weight | 3 lb (1.36 kg) |
| Capacity | 30 L |
| Type | Travel backpack |
| Brand | TOM BIHN |
Questions people ask
What size is the TOM BIHN Synik 30?
The maker lists 20 x 13.4 x 8 in (about 50.8 x 34 x 20.5 cm).
Which airlines does the TOM BIHN Synik 30 fit?
On paper it fits the carry-on limit of 36 of the 39 airlines we track that publish a size.
How much does the TOM BIHN Synik 30 weigh?
3 lb (1.36 kg) empty.
Researched from the maker's published specifications, not measured by us. Listings change, so check the size on the product page before you buy.
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