Energy & Fee Calculator

The TRON Energy & Fee Calculator provides precise estimates for on-chain transaction costs. Convert TRX to Energy instantly, calculate fees for USDT transfers or contract calls, and identify the optimal staking amount to eliminate network costs.

Estimates, not guarantees

Energy consumption per transaction and the burn rate (100 sun/Energy) are governance-controlled and change periodically. The staking yield updates automatically from the live network average. All values are editable if you need to override them.

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Energy Conversion

How much Energy does your TRX generate? How much TRX do you need to cover a transaction?

Energy ↔ TRX Converter

Burn Path (Cost)

Energy amount

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Stake Path (Yield)

TRX amount

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The burn path shows the cost to acquire Energy immediately. The stake path shows the daily recurring Energy granted for as long as TRX remains staked.

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Transaction Fee Calculator & Staking Break-Even

Network Data · All rates are editable

TRX price (USD)

$

Burn rate (sun/Energy)

Rental rate (sun/Energy)

Staking yield (Energy/TRX/day)

Transaction Fee Calculator

Transaction type USDT transfer (TRC-20) Regular TRC-20 transfer TRX transfer Sun DEX swap (V2) JustLend deposit Generic contract call

Base energy

Penalty factor (%)

Recipient has 0 USDT balance (+15k energy)

Payment method Burn TRX (no staking) Staked Energy (covered) Rented Energy

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Select transaction type above

Rates are editable above. Exact Energy per tx varies by contract version — verify on TRONSCAN.

Staking Break-Even Calculator

TRX to stake

Transfers per month

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Staking yield is the live network-average and updates automatically. Staking APY (~4%) not included in calculation.

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Understanding the numbers

Burn TRX (no staking): The network charges 100 sun per Energy unit consumed. A USDT transfer requires a Basic Energy of ~14,650 (existing holder) or ~29,650 (new account). On top of this, a Dynamic Energy penalty may be applied to highly active contracts (like USDT) to manage network congestion. At the maximum penalty (up to an additional 340%), a transfer costs ~64,460 (existing holder) or ~130,460 Energy (new account).

Staked Energy: If you have sufficient Energy staked, the transaction consumes from your staked balance. Your staked Energy regenerates over ~24 hours. The effective cost is zero in TRX — the capital is locked but not spent.

Rented Energy: Third-party providers charge approximately 30–50 sun per Energy unit — significantly cheaper than burning. Useful for occasional users who prefer not to lock TRX for 14 days.

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To learn how to stake, see the Staking guide. To understand Energy and Bandwidth in depth, see Energy & Bandwidth.