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For many crypto investors, the path to digital asset ownership leads through a centralized exchange, such as Coinbase or Kraken. These platforms are company-managed and make it easy to get started.\u00a0<\/p>\n
However, there's another way to trade many cryptocurrencies without a company in the middle of the trade. Decentralized exchanges operate without a go-between, either using software to manage trades against a pool of tokens or through peer-to-peer (P2P) trading. In this guide, we'll compare decentralized exchanges vs. centralized exchanges, exploring the pros, cons, and use cases for each.<\/p>\n
(Disclosure: Yahoo Finance has a partnership with Coinbase).<\/p>\n
A centralized exchange (CEX) is a business that allows users to buy and trade cryptocurrencies. These include well-known platforms such as Coinbase, Kraken, and Binance. These platforms act as a go-between: You deposit fiat currency, such as U.S. dollars, and can buy crypto from other sellers on the exchange or through the exchange's "easy buy" options.\u00a0<\/p>\n
You can also deposit crypto for trading. A small percentage of exchanges only support crypto deposits. In many ways, a centralized exchange works similarly to a stock brokerage. You log in using a username and password, and the exchange facilitates the trade whether you're buying or selling.<\/p>\n
Similar to stock trading, most centralized exchanges use an order book that aggregates buy and sell orders to match buyers and sellers. However, many also offer "quick trade" options in which the exchange handles the trade with a simple button click, and the buyer pays a spread for the convenience of executing the trade quickly.<\/p>\n
When comparing decentralized exchanges vs. centralized exchanges, one of the key differences centers on custody, meaning who holds your crypto. With a centralized exchange, the platform's operator also manages a crypto wallet on your behalf. The company holds the private keys that control your crypto assets on a blockchain. Again, the benefit is ease of use. Managing a crypto wallet comes with a learning curve. The trade-off is security: Someone else holds the keys to your crypto. You have an IOU until you withdraw your assets from the exchange.<\/p>\n
In addition to facilitating trades, many centralized exchanges offer other services, such as yield products. For example, you can stake ether (ETH) to help secure the Ethereum blockchain and earn more ETH on Coinbase. Other exchanges may offer services like crypto loans or crypto debit cards, allowing easy access to the value of your crypto.<\/p>\n
Let's explore the benefits and trade-offs of using centralized exchanges. As discussed, many of the benefits center on convenience, but that ease of use also draws a larger audience, which benefits liquidity. It's often easier to trade without significantly affecting market prices. However, the trade-offs center on custody risk. You're trusting a company to hold your crypto (or cash). A crypto exchange may freeze your funds or simply disappear into the night.<\/p>\n
Centralized exchanges offer an easy-to-navigate on-ramp into the crypto world. You connect your bank account or other payment method, click a button, and you own bitcoin. The interface looks familiar if you have ever used a banking app or a stock brokerage.<\/p>\n
Because there's a company hosting the exchange, you'll also have access to customer support. However, the crypto exchange industry often scores poorly in customer service reviews. Expect an email ticket system and perhaps a chatbot. Regardless, there's usually a way to regain access to a lost password or ask a question. By contrast, you're typically on your own with a decentralized exchange.<\/p>\n
Fiat on-ramps make centralized exchanges accessible to beginners. They also provide better liquidity for traders of any experience level. A well-established centralized exchange has no shortage of buyers and sellers for popular crypto assets, so you'll be able to make your trade easily and with minimal price slippage. Think of slippage as inefficiency. Having fewer buyers and sellers forces your order to "slip" into the next open order, and prices may be further apart.<\/p>\n
The biggest trade-off of using a centralized exchange is custody risk. The exchange holds the private keys that prove ownership of your crypto on a blockchain. As a practical matter, the exchange owns your crypto, and you're trusting the company to secure your assets and honor your withdrawal requests. If the exchange freezes your account, you lose access to your crypto. If the exchange gets hacked, your funds could be stolen.\u00a0<\/p>\n
The collapse of FTX in 2022 showed that even large, popular exchanges can fail, leaving users with worthless IOUs. Unlike stock brokerages, crypto exchanges as a whole aren't well-regulated. Casual investors have little transparency into the exchange's financial health.<\/p>\n