Compare crypto prices across exchanges

The same Bitcoin, five different prices

Here's the thing that surprises newcomers: there is no single "Bitcoin price." There's a Binance price, a Kraken price, a Coinbase price, and so on — because each exchange is a separate marketplace with its own buyers, sellers and spread. Most of the time the numbers sit within a whisker of each other; occasionally, during volatility or on smaller venues, they don't. That gap is money.

Fees and prices above are illustrative and rounded for teaching purposes. Verify exact figures on each exchange's official fee page.

Look closely and the lesson jumps out: the exchange with the lowest headline price (Binance, in this snapshot) isn't automatically the cheapest to actually use once you factor in the taker fee and spread — and the one with the highest sticker price (Coinbase) also carries the highest fees, so it's doubly expensive. The winning move is never "find the lowest number." It's "find the lowest all-in cost for the trade I'm about to make."

How to read the table like a pro

Price

The headline quote is the last traded or mid price. It's the number everyone stares at and the least useful on its own, because it says nothing about what it costs you to get in and out.

Market cap

Price multiplied by circulating supply. It tells you how big an asset is and, loosely, how hard it is to move. A large-cap coin like Bitcoin or Ethereum is deep and liquid; a micro-cap can swing 30% on a single large order. Market cap is your first sanity check against hype: a coin priced at a fraction of a cent isn't "cheap" if there are trillions of them in circulation.

24-hour change

Momentum, nothing more. Green today, red tomorrow. Use it to understand volatility, not to chase it — the coin up 40% today is exactly the one most likely to give it back.

Spread

The spread is the quietest fee in crypto. If the best buy price is $63,540 and the best sell is $63,610, you've lost $70 the instant you round-trip — before any commission. On liquid pairs it's tiny; on obscure coins it can be several percent.

Spreads, slippage and why "cheapest" is slippery

Two costs never appear on the big friendly price label and both matter more than the label does:

• Spread — the built-in gap between buy and sell, above.
• Slippage — when your order is bigger than the best price can fill, so it eats into worse prices further down the book. On a deep market you'll never notice; on a thin one, a modest buy can move the price against you.

This is why a comparison tool that shows only the top-line price is only doing half the job. The number you should care about is the effective price after the spread and expected slippage for the size you're trading. Big, liquid exchanges win here not because their sticker price is lowest, but because their books are deep enough that what you see is close to what you get.

Fiat matters too: USD, EUR, GBP, PLN

If you're buying in pounds or złoty, there's a second spread hiding in the currency conversion. Some platforms quote crypto directly in your local currency with a fair rate; others route through the US dollar and add a conversion margin. When you compare, compare in the currency you'll actually pay in — a great BTC/USD price can quietly become a mediocre BTC/GBP one after the FX markup.

Market cap, volume and why a "cheap" coin usually isn't

The most persistent beginner trap on any price table is the sub-penny coin. "It's only $0.0004 — imagine if it hits a dollar!" The flaw is ignoring supply. A coin priced at a fraction of a cent with hundreds of billions of units in circulation can have a bigger market cap than a coin trading at $80. Price per unit tells you almost nothing on its own; market cap — price times circulating supply — is the number that tells you how big an asset actually is and how much new money it would take to move it.

Volume is the companion metric: how much of a coin changed hands in the last 24 hours. High volume relative to market cap means an asset is actively traded and easier to enter and exit; thin volume means the price on the screen is fragile and can gap the moment anyone trades size. When you compare coins, read price, market cap and volume together — any one of them alone can mislead you.

Bid, ask and the order book

Behind every headline price sits an order book — a live list of what buyers are willing to pay (bids) and what sellers are asking (asks). The "price" you see is usually the midpoint or the last trade, but you never actually trade at the midpoint. A market buy fills against the lowest asks; a market sell hits the highest bids. On a deep book those orders are stacked tightly and your fill is close to the quote. On a shallow book the nearest orders are sparse, so even a modest order climbs the ladder and fills at a worse average price. This is why two exchanges can show an almost identical headline price yet deliver very different results when you actually press the button — the quote is the same, but the depth behind it isn't.

Why prices update at different speeds

Not every price source refreshes at the same rate. An exchange's own screen updates tick by tick; an aggregator or a third-party app may poll every few seconds and show a figure that's slightly stale. During calm markets nobody notices. During a fast move, a lagging price can look like an arbitrage opportunity that has, in reality, already vanished. Treat any price outside the exchange you're trading on as indicative, and always confirm on the venue itself the instant before you commit. A comparison table is for choosing where to go; the exchange's own book is the source of truth for the price you'll get.

Arbitrage: real, but not free money

Because prices differ between venues, people ask the obvious question: can I buy cheap on one exchange and sell dear on another? Yes, that's arbitrage, and yes it exists — but the retail version is far harder than the screenshots suggest. By the time you've paid the trading fee on both sides, the withdrawal fee to move coins, and waited for network confirmations, the gap has usually closed or reversed. Professional arbitrage runs on pre-positioned capital, automation and rebates. For a normal buyer, the honest use of comparison isn't chasing spreads for profit — it's making sure the one purchase you're making happens at a good price.

Reading percentage changes without being fooled

That green or red percentage next to a price is the most misread number on any crypto table. A few things worth internalising. First, the timeframe changes the story completely: a coin can be up 5% today, down 20% this month and up 300% this year, all at once — always know which window you're looking at. Second, percentages are asymmetric: a 50% drop needs a 100% rise just to get back to even, which is why chasing something that's already fallen "only 50%" is more dangerous than it feels. Third, big green numbers attract exactly the wrong instinct: the coin up 40% today is usually the most likely to give it back tomorrow, not the safest bet. Use the change column to understand volatility and to sanity-check timing, never as a buy signal in itself.

Stablecoins on a price table

You'll notice stablecoins like USDT and USDC sitting stubbornly at $1.00 with a 0.0% change while everything around them lurches. That's the point — they're designed to track the dollar, so on a price table they're less an investment and more a ruler you measure other things against. Two things are still worth watching even on a "stable" row. A stablecoin drifting even slightly off its peg (say to $0.98) is a genuine stress signal about its issuer, not a bargain. And the market cap of the big stablecoins is a useful gauge of how much dry powder is sitting in the ecosystem ready to move. A stablecoin's job on a comparison table isn't to go up; it's to hold still so you can see clearly.

Turning a price snapshot into a decision

All of this — price, market cap, volume, spread, change, depth — exists to serve one modest, achievable goal: buying at a fair price, in the currency you're paying, on a venue where the quote is close to your fill. Not predicting the top. Not catching the bottom. Just not overpaying to get in. That's the honest limit of what a price comparison can do for you, and it's genuinely valuable precisely because it doesn't require you to be a fortune-teller — only to look before you leap.