Gas Fee Calculator
Calculate Ethereum and EVM chain transaction costs. Estimate gas fees for different transaction speeds and complexities.
Gas Parameters
Current gas price in Gwei
Gas units required (21,000 for simple transfer)
Current Ethereum price in USD
Select Speed:
Estimated Gas Costs
Gas Cost
0.000630 ETH
630,000 Gwei
USD Cost
1.39 USD
Approximate USD value
Priority Fee
30.00 Gwei
Tip for miners
Max Fee
33.00 Gwei
Maximum you'll pay
Estimated Time
3-5 minutes
Confirmation time
Common Transaction Gas Limits
ETH Transfer
21,000 gas
ERC-20 Transfer
65,000 gas
Swap (Uniswap)
150,000 gas
NFT Mint
200,000+ gas
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How to Use This Calculator
1. Set Gas Price
Enter current gas price in Gwei. Check real-time gas prices from block explorers.
2. Set Gas Limit
21,000 for simple ETH transfers. Complex transactions require more gas.
3. Choose Speed
Select transaction speed based on urgency. Faster = higher fee.
Gas Saving Tips
- Send transactions during low network congestion (nights/weekends)
- Use Layer 2 solutions (Arbitrum, Optimism) for lower fees
- Batch multiple transactions together
- Monitor gas price trackers before sending
EIP-1559 Explained
Since August 2021, Ethereum uses EIP-1559 fee structure:
Real-Time Gas Tracker
Upgrade to CalculateTrade Pro for real-time features:
- Live gas price updates
- Multi-chain gas comparison
- Transaction history tracking
Understanding Ethereum Gas Fees
What is Gas?
Gas is the unit that measures the amount of computational effort required to execute operations on the Ethereum network. Every transaction requires gas to process, and users pay for this gas in ETH.
Total Cost = Gas Price (Gwei) × Gas Used
1 ETH = 1,000,000,000 Gwei (10⁹ Gwei)
Factors Affecting Gas Prices
- Network Congestion: More users = higher prices
- Transaction Complexity: Smart contracts need more gas
- Time of Day: Lower fees during off-peak hours
- Block Space: Limited space per block creates competition
Alternative EVM Chains
Polygon
Gas: $0.01-0.05
Speed: 2-3 sec
Arbitrum
Gas: $0.1-0.5
Speed: 1-2 min
Optimism
Gas: $0.2-0.8
Speed: 1-2 min
Avalanche
Gas: $0.02-0.1
Speed: 1-2 sec
Optimize Your Transactions
Save on gas fees with our optimization tools and multi-chain comparison features.
Gas Calculation Formula
Total Cost (ETH) = (Gas Price × Gas Limit) ÷ 1,000,000,000
Total Cost (USD) = [(Gas Price × Gas Limit) ÷ 1,000,000,000] × ETH Price
Best Practices
- Always check current gas prices before sending transactions
- Use wallet features to estimate gas costs before confirming
- Consider using Layer 2 solutions for frequent transactions
- Schedule large transactions during low network activity periods
Disclaimer
This calculator provides estimates only. Actual gas fees may vary based on real-time network conditions, wallet settings, and protocol changes. Always verify gas estimates in your wallet before confirming transactions.