Size comparison
Hermès Birkin 25 vs 30: sizes, capacity and which to carry
The Birkin 25 is 25 x 19 x 13 cm and the Birkin 30 is 30 x 22 x 16 cm, so the step up is 5 cm wider, 3 cm taller and 3 cm deeper — a box of 6,175 cm³ against 10,560 cm³, 71% more. The 25 reads as an evening-and-weekend bag, the 30 as the one that takes a full daily load.
These two tiers are the ones buyers ask about most often, and the question is almost never about a centimetre — it is about which one looks right in the hand. The 25 is the smallest Birkin that still carries a full-size phone flat in the base; the 30 is the first tier where a wallet, a pouch and a daily extra fit at the same time without the sangles straining over a full body.
Below, every figure comes from the Birkin record this site already publishes: 25 x 19 x 13 cm and 30 x 22 x 16 cm, read as width x height x depth. The fit notes are the same ones the size ladder prints, so a number here will always match the number there.
Both sides of this comparison are published figures from the same records the model pages use, so the centimetres here and the centimetres there cannot disagree.
Hermès Birkin 25 vs Hermès Birkin 30: published sizes side by side
Width, height and depth as published, with the inch conversion and the arithmetic difference between the two tiers.
| Measurement | Hermès Birkin 25 | Hermès Birkin 30 | Difference (A → B) |
|---|---|---|---|
| Width | 25 cm / 9.8 in | 30 cm / 11.8 in | +5 cm / +2.0 in wider |
| Height | 19 cm / 7.5 in | 22 cm / 8.7 in | +3 cm / +1.2 in taller |
| Depth | 13 cm / 5.1 in | 16 cm / 6.3 in | +3 cm / +1.2 in deeper |
| Box volume (derived) | 6,175 cm³ | 10,560 cm³ | +4,385 cm³ (+71%) |
| What the figure says fits | Essentials and a small pouch; the smallest current Birkin. | An everyday structured load: wallet, pouch, keys and a folded scarf. | see the capacity section below |
Inches are the same centimetres divided by 2.54 and rounded to one decimal, exactly as on the model pages, so no page on this site carries a second set of inch values. Box volume is arithmetic on the three published figures (width × height × depth) — it is a scale comparison, not a published capacity rating, because a rounded or slouched body never fills its own box.
Capacity: what fits in each one
The Birkin is a closed top with two handles, so what fits is set by the opening and the 13 cm or 16 cm depth far more than by the width.
On the 25, the depth is the limit. A phone, a card holder, keys and a lipstick sit comfortably; a full-size wallet crowds the phone, and a compact mirror pushes the shape out at the front panel. The body stays crisp because it is never asked to hold more than it was built for, which is why the 25 photographs so well as a day-to-evening bag.
The 30 adds 3 cm of depth and 5 cm of width, and that is the change that turns the bag into a working one. A long wallet, a phone, keys, a compact and a folded scarf or a small pouch can sit side by side rather than stacked, and there is still room at the top of the body for the sangles to close cleanly. It is the tier most buyers mean when they say they want one Birkin they can use every day.
Hermès Birkin 25: what people carry
- A phone, a card holder and keys with the body still flat at the sides
- A lipstick and a small compact pushed to one corner of the base
- Nothing that needs a folder or a notebook — an A5 pad already fights the height
- Carried in the hand or hooked over the forearm rather than on the shoulder
Published fit note: Essentials and a small pouch; the smallest current Birkin.
Hermès Birkin 30: what people carry
- A long wallet beside the phone rather than stacked on top of it
- Keys, a compact and a lipstick with room left over for a pouch
- A folded scarf, sunglasses case or a slim notebook in the remaining space
- The tier to reach for when the day runs from a morning meeting into an evening out
Published fit note: An everyday structured load: wallet, pouch, keys and a folded scarf.
The two lists above describe how the sizes are carried in practice; the fit notes are the published descriptions that travel with the millimetres in the size records.
Which one suits which buyer
Height and hand size decide more of this choice than the measurements alone, because the two handles sit close together on both tiers.
Buyers who already carry light tend to stay with the 25, and they are usually choosing it for how it hangs rather than for what it takes. On a smaller frame the 25 reads as a tidy, deliberate bag; on a taller frame it reads as a small bag, which some buyers want and others do not. The 13 cm depth is what keeps it looking structured however it is carried.
The 30 is the tier that behaves like a handbag all day. It is the first size where the body carries everything a wallet-based life needs without any of it going in the front slip, and the extra 3 cm of depth is what keeps the profile from looking stuffed. Buyers who want one bag for commuting, meetings and dinner land here, and they usually stay here.
Choose the Hermès Birkin 25 if…
- You carry a phone, a card holder and keys, and a wallet is the exception rather than the rule
- You want a small bag that still reads formal in the hand
- You already own a larger everyday bag and want this one for evenings
- You care about how the front panel looks when the bag is nearly full
Choose the Hermès Birkin 30 if…
- You want one bag that covers a full working day without being repacked
- You carry a long wallet as well as a phone, keys and a compact
- You travel with the bag and need it to hold a small pouch plus a scarf
- You would rather size up once than buy a second bag for the evening
Questions buyers ask about the Hermès Birkin 25 and the Hermès Birkin 30
Is the Birkin 25 much smaller than the 30 in person?
The difference is visible: 5 cm of width, 3 cm of height and 3 cm of depth. In the hand the 30 looks closer to a classic handbag and the 25 closer to a small top-handle bag. The depth change is what most people notice first, because it decides whether a wallet and a phone can sit beside each other.
Which Birkin size suits a taller frame?
Height is about proportion. The 25 is 19 cm tall and the 30 is 22 cm, so on a taller frame the 25 reads as a small bag by design and the 30 reads as a standard handbag. There is no rule that forbids either, but if you want the bag to look like a daily handbag rather than something small and deliberate, the 30 is the safer of the two.
Does the Birkin 25 hold a laptop or a folder?
No. At 25 x 19 x 13 cm the body is shorter than an A4 folder and the two handles need the top of the bag free. The 30 helps with a tablet or a slim notebook, but a laptop still points you at a different style altogether, such as the Keepall or a work tote.
Are the two sizes sold at the same time in different colours?
Both tiers appear in the same colours across leathers and both come in the standard hardware finishings, so the choice is rarely about which colour is available. When you message us, name the tier and the colour you want and the current album listings can be matched against it.
How do I confirm which Birkin size is in a photo before deciding?
Ask for a measurement photo with the bag flat and a reference object beside it. The measurements on this page — 25 x 19 x 13 cm and 30 x 22 x 16 cm — are the ones to compare against, and the album reference on the photo identifies the exact piece you are looking at.
Album photos at these sizes
Both tiers appear in photo records on this site; each photo below says which bag it is. Photos are album records for the model named in the caption, so nothing here is passed off as the other size.
Where these figures come from
Row by row, this is the record each centimetre comes from, and the model page that publishes the same figure.
| Tier | Figure on this page | Source record | Model page (same figure) |
|---|---|---|---|
| Hermès Birkin 25 | 25 x 19 x 13 cm | what-is-a-birkin | No dedicated model page yet — the tier figures live in the family record above. |
| Hermès Birkin 30 | 30 x 22 x 16 cm | what-is-a-birkin | No dedicated model page yet — the tier figures live in the family record above. |
- Hermès Birkin 25: no dedicated model page yet, so the family record is the only published figure for this tier.
- Hermès Birkin 30: no dedicated model page yet, so the family record is the only published figure for this tier.
Inch values are converted from these centimetres; nothing on this page is a measured sample, an average of two records, or a rounded figure from a listing title. Where a family record carries two published values for the same tier, both are printed on the family ladder rather than one being averaged away.
Model pages and guides for these two sizes
- Hermès Birkin 25 record No dedicated page for this tier yet; its figures are published in the record linked here.
- Hermès Birkin 30 record No dedicated page for this tier yet; its figures are published in the record linked here.
- what-is-a-birkin The size table the Hermès Birkin 25 and Hermès Birkin 30 figures on this page are quoted from.
- what is a birkin Related reading on the same buying decisions — sizing, capacity and how to read a listing.
- hermes birkin vs kelly Related reading on the same buying decisions — sizing, capacity and how to read a listing.
- hermes mini kelly size guide Related reading on the same buying decisions — sizing, capacity and how to read a listing.
- Hermès Kelly 25 Another published record at a comparable size — 25 x 19 x 9 cm.
- Louis Vuitton Speedy Soft 30 Another published record at a comparable size — 30 x 21 x 17 cm.
- Louis Vuitton Neverfull MM Another published record at a comparable size — 31 x 28 x 14 cm.
- Every model size comparison on this site The full list of side-by-side comparisons, grouped by house.
- Fashion Bags Catalog — Latest Styles & Brand Collections The bag catalog these models come from.
Still deciding between the two?
If you are weighing the two, send the tier you are leaning towards and the colour you have in mind. We reply with the measurements and photos of what is currently in the catalog so you can compare the two bodies side by side.
Figures last checked 2026-09-24 against Birkin family record and the model pages linked above. This page describes published proportions and photo records only; it is not a statement about stock, price, condition or delivery.