Bitcoin vs Ethereum — Explained Simply
If you're new to cryptocurrency, the sheer number of coins and terms can feel overwhelming. The good news: you really only need to understand two to get started — Bitcoin (BTC) and Ethereum (ETH). Together they make up over 60% of the entire crypto market.
What Is Bitcoin?
Bitcoin is the original cryptocurrency, created in 2009. It works like digital cash that can be sent anywhere in the world without a bank. There will only ever be 21 million bitcoins, which makes it scarce — similar to gold. Most people buy Bitcoin as a long-term savings asset ("digital gold") or to send money across borders without intermediaries.
What Is Ethereum?
Ethereum, launched in 2015, does everything Bitcoin does plus lets developers build programs (called smart contracts) that run on its blockchain. Think of it as a global computer anyone can build on. These programs power decentralized finance (DeFi) apps, NFT marketplaces, games, and more. ETH — the currency — is used to pay transaction fees on this network.
Key Differences at a Glance
Purpose: Bitcoin focuses on being money and a store of value. Ethereum focuses on being a platform for decentralized applications. Supply: Bitcoin has a hard cap at 21 million. Ethereum has no fixed cap but burns a portion of fees, often making it deflationary. Speed: Bitcoin processes roughly 7 transactions per second; Ethereum handles about 15 on its base layer, but its Layer 2 networks process thousands more. Energy: Bitcoin uses proof-of-work mining (energy-intensive). Ethereum switched to proof-of-stake in 2022, reducing energy use by over 99%.
Which Should a Beginner Choose?
There is no single right answer. Bitcoin is simpler, more widely accepted, and often seen as the safest entry point into crypto. Ethereum offers exposure to a broader ecosystem of applications and innovation. Many beginners hold both — starting with a small amount they can afford to lose while they learn how the technology works.