OKX vs Binance: which is cheaper for buying bitcoin?

Right now, Binance gives you 245 sats more than OKX for 500 EUR, after fees. Over 5 years of buying €100 a week, the fee difference would have been worth about €28 today.
OKXBinance
You get for 500 EUR (live) 0.00689367 BTC 0.00689612 BTC
TypeExchangeExchange
Fee per buy0.15%0.10%
Fees on €100/week for 5 years €45 €30
CurrenciesEUR, PLNEUR, USD
Payment methodssepa, cardsepa, card
Lightning withdrawals✅ Yes✅ Yes
Automatic recurring buys——
Identity verificationRequiredRequired
Go to OKX Go to Binance

Which should you choose?

Both are exchanges, so the price you pay is set by the order book and the main difference is the trading fee. Pick the lower-fee one for one-off buys, but also consider which supports your payment method and whether you want Lightning withdrawals.

Not sure? See every provider ranked live or model your savings plan.

Other comparisons

Kraken vs Binance · Bitvavo vs Binance · Coinbase Advanced vs Binance · Bybit vs Binance · Kanga Exchange vs OKX

Live quotes assume a market buy at the best price, the lowest-volume fee tier and a free bank deposit. Fees reviewed 2026-10. Buttons may be affiliate links; that never changes which provider we say is cheaper.