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Cabin issue · Kuala Lumpur · October 2026

A cabin bag is a box. Every airline boxes it differently.

Seventeen frames, from a 40 × 30 × 20 turboprop bin to a 55 × 40 × 25 long-haul allowance, drawn here at one scale. Twelve bags on the shelf, each measured against all seventeen before it earned a place.

Frames
17
Bags
12
Measured
October 2026

Frame 01 AirAsia AK

45 cm along, 36 cm across a bag that clears this box 56 cm of frame, lengthways 36 cm across the bag: 45 × 36 × 20

Anything wider than 36 cm leaves the frame. That is the whole test.

01 / The bench

Pick a frame. Watch the shelf sort itself.

Every bag is drawn at the same scale as the frame around it, in plan view, longest edge across. A solid block sits inside the box, a hatched block is within a centimetre, and a bare outline does not travel.

The frame that most of the region flies with, and the one the shelf is measured against first.

Frame
56 × 36 × 23 cm
Weight
7 kg
Pieces
One cabin bag, plus one personal item
Clears
0 of 12 bags

The shelf against this frame

    AK AirAsia

    A solid block sits inside the frame; a dashed one hangs outside it. Plan view, drawn to scale.

    02 / The four centimetres

    The bag that fits at home and fails at the counter.

    Malaysia's narrowbody frames are 36 centimetres across. A great many cabin backpacks on sale are 40. The photograph shows a full-size bag; the frame shows a number, and the number is the one that gets checked.

    The reverse trap is just as common. A case cut for a long-haul allowance of 55 × 40 × 25 will not go into an AirAsia box at all, and the traveller finds out at the gate rather than at the listing.

    Two failures, one cause: the listing measures the bag, nobody measures the frame.

    bag, 40 cm wide 2 2 frame, 36 cm wide 4 cm wider than the frame: 2 cm on each side a sizer refuses the overhang, not the volume

    The overhang is drawn to scale: 2 cm on each side, 4 cm in all, which is what a gate sizer refuses.

    03 / The shelf

    Twelve bags, each already measured.

    Each card carries a stamp: how many of the 17 frames that bag clears. Prices are what Amazon.sg showed on October 2026.

    American Tourister Take2Cabin soft holdall, 38 litres 16/17

    American Tourister

    Take2Cabin soft holdall, 38 litres

    36 × 20 × 45 cm

    Misses Firefly by 6 cm

    Built to the shortest European frame on sale. It clears every box on this page with room to spare at the sides.

    S$94.40

    Cabin Max Metz cabin backpack, 40 x 20 x 25 17/17

    Cabin Max

    Metz cabin backpack, 40 x 20 x 25

    40 × 20 × 25 cm

    Clears every frame on this page

    Narrow through the middle, which is what a 20 cm depth buys you on a full flight.

    S$74.33

    Cabin Max Manhattan backpack, 40 x 20 x 25 17/17

    Cabin Max

    Manhattan backpack, 40 x 20 x 25

    40 × 20 × 25 cm

    Clears every frame on this page

    The soft-sided version of the same box, for anyone who would rather squeeze than measure.

    S$63.70

    Kabuto Underseat backpack, 40 x 20 x 25 17/17

    Kabuto

    Underseat backpack, 40 x 20 x 25

    40 × 20 × 25 cm

    Clears every frame on this page

    A third bag in the small European box, listed because the price sits between the two above.

    S$68.03

    Anode Hard cabin case, 45 x 36 x 20 16/17

    Anode

    Hard cabin case, 45 x 36 x 20

    45 × 36 × 20 cm

    Misses Firefly by 6 cm

    Exactly 36 cm across. It passes the regional frame on the millimetre, which is a different feeling at the gate.

    S$83.38

    Kono Cabin backpack, 55 x 35 x 20 14/17

    Kono

    Cabin backpack, 55 x 35 x 20

    55 × 35 × 20 cm

    Misses Firefly by 15 cm and Scoot by 1 cm, and 1 more

    A full 55 cm long and still inside the regional frame, because the width stays at 35.

    S$76.53

    Anode Hard shell cabin case, 55 x 35 x 25 1/17

    Anode

    Hard shell cabin case, 55 x 35 x 25

    55 × 35 × 25 cm

    Misses AirAsia by 2 cm and AirAsia X by 2 cm, and 14 more

    Two centimetres deeper than most of the shelf. Depth is the figure that fails on the turboprop.

    S$99.35

    Cabin Max Wheeled backpack, 55 x 40 x 20 3/17

    Cabin Max

    Wheeled backpack, 55 x 40 x 20

    55 × 40 × 20 cm

    Misses AirAsia by 4 cm and AirAsia X by 4 cm, and 12 more

    The 40 cm width is the whole story: four centimetres wider than AirAsia, Malaysia Airlines and Firefly allow.

    S$84.63

    Hanke Expandable cabin case, 56 x 35 x 23 10/17

    Hanke

    Expandable cabin case, 56 x 35 x 23

    56 × 35 × 23 cm

    Misses Firefly by 16 cm and Scoot by 2 cm, and 5 more

    The only case on the shelf cut to the regional box itself, at the highest price on it.

    S$169.14

    04 / The frames

    Seventeen boxes, as published.

    Length, width and depth in centimetres, with the weight allowance beside it. Figures were read from each airline's own cabin baggage page in October 2026, and they change without notice.

    Every frame in detail
    CodeAirlineFrameWeightPieces
    AK AirAsia 56 × 36 × 23 cm 7 kg One cabin bag, plus one personal item
    D7 AirAsia X 56 × 36 × 23 cm 7 kg One cabin bag, plus one personal item
    MH Malaysia Airlines 56 × 36 × 23 cm 7 kg One cabin bag, plus one personal item
    FY Firefly 40 × 30 × 20 cm 7 kg One cabin bag only
    OD Batik Air Malaysia 56 × 36 × 23 cm 7 kg One cabin bag
    TR Scoot 54 × 38 × 23 cm 10 kg One cabin bag, plus one personal item
    3K Jetstar Asia 56 × 36 × 23 cm 7 kg One cabin bag, plus one personal item
    SQ Singapore Airlines 56 × 36 × 23 cm 7 kg One cabin bag, plus one personal item
    TG Thai Airways 56 × 36 × 23 cm 7 kg One cabin bag
    VN Vietnam Airlines 56 × 36 × 23 cm 12 kg One cabin bag
    5J Cebu Pacific 56 × 36 × 23 cm 7 kg One cabin bag
    GA Garuda Indonesia 56 × 36 × 23 cm 7 kg One cabin bag, plus one personal item
    EK Emirates 55 × 38 × 20 cm 7 kg One cabin bag, plus one personal item
    QR Qatar Airways 50 × 37 × 25 cm 7 kg One cabin bag, plus one personal item
    TK Turkish Airlines 55 × 40 × 23 cm 8 kg One cabin bag, plus one personal item
    NH ANA 55 × 40 × 25 cm 10 kg One cabin bag, plus one personal item
    KE Korean Air 55 × 40 × 20 cm 10 kg One cabin bag, plus one personal item

    05 / The kit

    What travels inside the box.

    Ten pieces that change how a bag packs rather than how big it is. None of them carries a frame test, because none of them takes up the frame on its own.

    Delicate Five-piece mesh cube set

    Delicate

    Five-piece mesh cube set

    Mesh tops, so a bag search at a counter takes one glance instead of one unpack.

    S$41.30

    06 / The method

    How the numbers on this page were read.

    Each bag's three figures come from the seller's own listing, in centimetres, with wheels and handles counted where the listing counts them. Each frame comes from the airline's cabin baggage page. The two were put side by side in a script, sorted longest edge against longest edge, and a bag clears a frame only when all three edges fit at once.

    Nothing here measures softness, give, or the willingness of a gate agent to look away. A bag that clears by a millimetre is treated exactly like a bag that clears by ten centimetres, and a bag that misses by one is out.

    Prices are the Singapore dollar figures Amazon.sg showed on October 2026; they move, and the link always shows the current one. Every product link carries an affiliate tag, which pays this site a commission without changing what a buyer pays.

    Frames read
    17 airlines
    Bags tested
    12 against 17 frames
    Fit test
    All three edges, any rotation
    Tolerance
    None. One centimetre is out.
    Prices
    SGD, Amazon.sg, October 2026

    07 / Questions

    What travellers ask before the flight.

    Is the frame the airline publishes the same as the sizer at the gate?

    Almost always, though not always in the same units. Some airlines publish inches, some round to the nearest centimetre, and a few publish a frame their own sizer is a little larger than. The figures here are the published ones, because those are the ones a dispute gets settled against.

    Why does a bag that clears twelve frames still get stopped?

    Weight. A frame is one test and the scale is the other, and on a full flight the scale is the one that gets used. A cabin bag that clears its box empty can still fail once a laptop and four days of clothes are in it.

    Do wheels and handles count in the measurement?

    They count. Airlines measure the whole object, which is why the figures here are quoted as the seller publishes them rather than as the shell alone. Where a listing separates shell from wheels, the larger figure is the one on this shelf.

    Can a soft bag be squeezed into a frame it does not clear?

    Sometimes, at the counter, with a queue behind you. This page does not count that as a fit: the test is the frame, not the effort. A bag inside the frame by a centimetre is a different proposition from a bag that has to be pressed.

    Where do the prices come from, and does the tag change them?

    Amazon.sg, read in October 2026, in Singapore dollars. The tag rides on the link and pays this site a commission; the figure at the checkout is the figure shown here on the day it was read, subject to change on Amazon's side.

    What happens to the tally when the page closes?

    It stays in this browser, in local storage, under a key named bch_list. Nothing is sent anywhere until the tally is opened and the cart link hands the list to Amazon.sg, which builds the cart in one press.