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Guide · Hidden fees

The anatomy of real crypto trading costs.

“0% fee” is an advertising line, not a cost calculation. What a trade really costs has four parts on the way in — and a fifth if you use the convenient button — and only the first one is printed on the fee page. This guide explains all of them, with the same numbers and sources the live comparison uses.

01

The advertised fee

The most visible — and usually smallest — part. Entry-tier taker rates without volume discounts (as of 2026-06-10, each from the venue’s own fee page): Binance 0.10%, MEXC 0.05% (maker currently 0% as a promotion), OKX 0.10%, Kraken 0.40%, Crypto.com 0.50%, Coinbase and Gemini 1.20% each in the entry tier.

And Bitpanda charges 0% fee — while, per its own published schedule, a premium of 0.99% (BTC) or 1.49% (major altcoins) is already built into the offered prices. The lesson: where the fee disappears, it moves into the price.

02

The hidden spread

Most comparisons quote the midpoint between best bid and best ask — a price nobody can trade at, for a size nobody named. We do it differently: we take your concrete order size and consume the venue’s live orderbook level by level, the way a real market order fills. The volume-weighted average of those partial fills is your effective price; the gap to the reference price is the spread — the part no fee table mentions, and it grows with order size.

How much it matters is measurable. In the June 2026 True-Cost Index (12,380 measurements across 8 assets), MEXC — advertising a near-zero fee — averaged €2.67 all-in per €1,000 trade, €2.17 of it hidden spread. Binance averaged €1.39 all-in and was the cheapest venue in 85.9% of measured rounds; Coinbase averaged €12.56 and was the most expensive in 75.0%. Monthly numbers: the True-Cost Index.

03

Network and gas

On-chain, every movement costs a network fee. On the DEX route, the comparison prices gas directly into the result: it simply reduces the coins that arrive. The estimate comes from the route itself, with a current network estimate as fallback — and when neither source answers, we label the result “excl. gas” instead of guessing.

04

The withdrawal

Getting your own coins off the exchange has a price — and the range is remarkable. Published BTC withdrawal fees (native chain, as of 2026-06-10, official fee pages and public fee APIs):

  • Bitpanda0.00000598 BTC
  • Binance0.000015 BTC
  • Kraken0.000015 BTC
  • OKX0.000029 BTC
  • Bitget0.00003 BTC
  • Bybit0.000076 BTC
  • KuCoin0.00009 BTC
  • MEXCapprox. 0.0002 BTC
  • Crypto.com0.0004 BTC
  • Coinbasenot published¹
  • Gemininot published¹

Between the cheapest and the most expensive published fee lay more than a factor of 60 at the verification date. How much that reshuffles a ranking showed in our June 2026 live measurement: MEXC — with a 0% maker promotion and 0.05% taker the lowest advertised fee among the orderbook venues in the comparison — fell to rank 9 of eleven once the BTC withdrawal (around €10.72 at that moment) was included.

Two honesty footnotes belong here. First, most venues adjust these fees dynamically with network congestion — our values are the published schedule figures on the verification date, not promises. Second, during verification we found circulating “guide” values that were off by a factor of 3 to 13; we only carry what the venue itself publishes — and where it publishes nothing, that is exactly what the page says.

05

The convert markup

The convenient “Convert” or “Instant Buy” button carries a markup the spot orderbook does not. Our comparison prices spot — so we display this markup separately wherever a citable figure exists (as of 2026-06-10):

Coinbase, curated range 0.5–2%: Coinbase’s own help pages acknowledge a spread on simple buys and converts; a fee teardown puts it at around 0.5%, up to about 2% in volatile phases, and a 2025 US lawsuit alleges roughly 1% on buys and 2% on converts. Kraken, curated range 1.5–2.4%: an industry fee comparison cites roughly 1.5% spread plus a 0.9% processing fee for Instant Buy.

Both are editorially verified, typical ranges — not live measurements — and they never enter the ranking. Bitpanda deliberately has no such row: it has no separate spot orderbook; its published premium is exactly what the comparison already prices.

06

All of it in one number

The live comparison adds fee, measured spread, network and — switchable — the withdrawal into a single quantity: what actually arrives, net, with you, at your order size, right now. The ranking uses only that quantity — never affiliate payout.

To the live cost comparison →

Questions, answered

01

Why is a 0% fee exchange still expensive?

Because the fee is only one of several cost parts. Where the fee disappears, the cost moves into the price: our June 2026 True-Cost Index (12,380 measurements) found that MEXC, which advertises a near-zero taker fee, still cost a measured €2.67 all-in per €1,000 trade — €2.17 of it hidden spread. Bitpanda charges 0% fee but publishes a premium of 0.99% (BTC) to 1.49% (major altcoins) already built into its offered prices.

02

What is a crypto spread?

The gap between the reference price and the volume-weighted price your order actually fills at when it consumes the live orderbook level by level. It grows with order size, appears on no fee page, and is the part most fee comparisons skip. Skontro measures it live for your exact order size at each venue.

03

What are typical crypto withdrawal fees?

They vary widely by venue. Published BTC withdrawal fees (native chain, official fee schedules, verified 2026-06-10) ranged from 0.00000598 BTC at Bitpanda to 0.0004 BTC at Crypto.com — more than a factor of 60. Coinbase and Gemini publish no fixed number and pass through the prevailing network fee instead. Most venues adjust these fees dynamically with network conditions.

Further reading

¹ No fixed rate published — the venue passes through the prevailing network fee and shows it before you withdraw; the comparison prints “not published” there instead of an invented number. All values as of 2026-06-10; many rates adjust dynamically. Full tables and sources: withdrawal fees · methodology. Data, not a recommendation.

Not investment advice. Skontro is not a CASP under MiCAR. Market data from public exchange orderbooks; EUR reference via CoinGecko. Live measurements carry their data age; curated fees carry their verification date.