Ethereum vs Sui: Key Differences (ETH vs SUI)
Complete side-by-side comparison of Ethereum and Sui. Price, market cap, technology, and more.
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What is Ethereum?
Ethereum changed the game by introducing smart contracts to blockchain. Founded by Vitalik Buterin and launched in 2015, it's the backbone of decentralized finance (DeFi), NFTs, and thousands of dApps. The 2022 Merge switched it to Proof of Stake, cutting energy use by over 99%.
What is Sui?
Another Meta/Diem spinoff, Sui brought the Move language with a different architecture than Aptos. Object-centric design enables true parallel processing. Gaming studios are building here for the performance, and the chain hasn't buckled under load like some competitors.
Price Evolution
Percentage change from start of period
ETH-9.39%SUI+9.28%Detailed Comparison
| Metric | ETH | SUI |
|---|---|---|
| ETH SUI | ||
| Price & Market | ||
| Price | $2,098.57 | $1.036 |
Price $2,098.57 $1.036 | ||
| Market Cap | $253.24B | $4.14B |
Market Cap $253.24B $4.14B | ||
| 24h Volume | $10.29B | $572.48M |
24h Volume $10.29B $572.48M | ||
| Volume/Cap Ratio | 4.06% | 13.81% |
Volume/Cap Ratio 4.06% 13.81% | ||
| Market Dominance | 0.10112383% | 0.00165509% |
Market Dominance 0.10112383% 0.00165509% | ||
| All-Time High | $4,946.05 | $5.35 |
All-Time High $4,946.05 $5.35 | ||
| ATH Date | Aug 24, 2025 | Jan 4, 2025 |
ATH Date Aug 24, 2025 Jan 4, 2025 | ||
| Performance | ||
| 24h Change | 0.83% | 1.83% |
24h Change 0.83% 1.83% | ||
| 7d Change | 0.89% | 1.19% |
7d Change 0.89% 1.19% | ||
| 30d Change | 9.39% | 9.28% |
30d Change 9.39% 9.28% | ||
| Supply | ||
| Circulating Supply | 120.69M | 4.01B |
Circulating Supply 120.69M 4.01B | ||
| Total Supply | 120.69M | 10.00B |
Total Supply 120.69M 10.00B | ||
| Max Supply | Unlimited | 10.00B |
Max Supply Unlimited 10.00B | ||
| Technology | ||
| Consensus | Proof of Stake (PoS) | Narwhal & Bullshark (PoS) |
Consensus Proof of Stake (PoS) Narwhal & Bullshark (PoS) | ||
| Block Time | ~12 seconds | ~400ms |
Block Time ~12 seconds ~400ms | ||
| TPS (Transactions/sec) | 15-30 | 297000 |
TPS (Transactions/sec) 15-30 297000 | ||
| Launch Year | 2015 | 2023 |
Launch Year 2015 2023 | ||
| Transaction Fees | ||
| Average Fee | $2-$20 | < $0.01 |
Average Fee $2-$20 < $0.01 | ||
| Fee Model | Gas-based (EIP-1559) | Sui Move VM, low gas fees |
Fee Model Gas-based (EIP-1559) Sui Move VM, low gas fees | ||
| General | ||
| Primary Use Case | Smart contracts, DeFi, NFTs | Gaming, DeFi, Consumer apps |
Primary Use Case Smart contracts, DeFi, NFTs Gaming, DeFi, Consumer apps | ||
| Founder | Vitalik Buterin | Evan Cheng (ex-Meta) |
Founder Vitalik Buterin Evan Cheng (ex-Meta) | ||
| Website | ethereum.org | sui.io |
Website | ||
| Volatility & Risk | ||
| Drawdown from ATH | 57.6% | 80.6% |
Drawdown from ATH 57.6% 80.6% | ||
Technology Comparison
Use Cases & Ecosystem
Why Ethereum?- ✓The backbone of DeFi, NFTs, and Web3 innovation
- ✓99.95% more energy efficient after The Merge
- ✓Largest developer community in crypto by far
- ✓Layer 2 scaling solutions making it affordable again
Why Sui?- ✓Object-centric model enables massive parallelization
- ✓Move language provides safety guarantees
- ✓Strong gaming and consumer app focus
Ethereum Risks
- ✗High fees during network congestion ($50+ gas possible)
- ✗No max supply cap - inflation depends on network activity
- ✗Complex roadmap - upgrades take years to implement
Sui Risks
- ✗New chain - still proving reliability
- ✗High VC token unlocks create selling pressure
Investment Considerations
The Verdict
Both Ethereum and Sui serve important roles in the crypto ecosystem. Ethereum focuses on smart contracts, defi, nfts, while Sui is known for gaming, defi, consumer apps. Many investors choose to hold both as part of a diversified crypto portfolio.
Frequently Asked Questions
What is the main difference between Ethereum (ETH) and Sui (SUI)?
Ethereum is a well-established blockchain known for smart contracts, DeFi, and NFTs, using Proof of Stake with a TPS of 15-30. Sui, launched in 2023, uses a novel Narwhal & Bullshark PoS consensus and an object-centric design enabling much higher TPS and faster block times, making it ideal for gaming and high-performance apps.
Which blockchain is better for gaming, Ethereum or Sui?
Sui is better suited for gaming due to its high throughput (297,000 TPS) and low block time (~400ms), supporting true parallel processing. Ethereum, while popular for DeFi and NFTs, has slower transaction speeds and higher fees, which can be limiting for gaming applications.
How do Ethereum and Sui differ in energy consumption?
Ethereum switched to Proof of Stake in 2022, reducing its energy use by over 99% compared to Proof of Work. Sui also uses a PoS-based consensus mechanism (Narwhal & Bullshark), which is energy-efficient and designed for scalability, but Ethereum's energy efficiency is well-documented due to its large network.
Is Sui a good alternative to Ethereum for DeFi projects?
Sui offers high performance and scalability, which can benefit DeFi projects needing fast and cheap transactions. However, Ethereum remains the dominant platform with a mature ecosystem, extensive developer tools, and a large user base, making it the safer choice for many DeFi developers currently.
Who founded Ethereum and Sui, and how does that impact their development?
Ethereum was founded by Vitalik Buterin in 2015 and has a large, experienced developer community driving its growth. Sui was founded by Evan Cheng, an ex-Meta engineer, in 2023, bringing fresh innovation with its Move language and novel consensus, but it is still building its ecosystem compared to Ethereum.
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