Crypto Slippage: Causes, Consequences, and Strategies for Minimization

Slippage in crypto refers to the difference between the price you expect when placing a trade and the actual price at which it fills. This phenomenon is not unique to cryptocurrency, as it occurs in any market where prices move quickly and orders are executed against live supply.

The two main causes of slippage are order book depth and liquidity, as well as price volatility and timing. When there's a large gap between the expected and filled prices, it can be attributed to thin liquidity or a rapidly moving market. In some cases, even small orders can cause significant slippage due to the way they're executed.

To calculate slippage, you need to find the difference between your expected price and your actual fill price, expressed as a percentage of the expected price. This is often written as ((Executed Price − Expected Price) / Expected Price) × 100. For example, if you buy Bitcoin expecting $60,000 but the order fills at $60,300, that's a slippage of 0.5%.

Liquidity and timing play significant roles in minimizing slippage. Trading major coins with deep order books is generally less affected by slippage than trading smaller altcoins with thin liquidity. Limit orders can also help mitigate negative slippage, but may not fill if the market moves away from your desired price.

Slippage tolerance settings are a safeguard to prevent trades from executing at unfavorable prices. Most decentralized exchanges require you to set this as a percentage, which acts as a guardrail: if the price moves beyond your limit between submitting and executing, the trade is cancelled. However, setting it too low can result in failed transactions, while setting it too high exposes you to MEV bots that can manipulate prices.