Swap Ether.fi (ETHFI) for Tether (USDT Arbitrum)
The calculator does the maths at the live rate, the page lists the limits and the timing. Your rate is locked the moment the order is created.
Rate as of Sep 17, 2026 01:48
- Orders from
- 335.0645 ETHFI ≈ $196.72
- Payout network
- Arbitrum One
- 24 hours
- −0.76%
You get
USDT Arbitrum
Start the order
USDT Arbitrum
The figure is indicative; the exact amount is locked in the order.
The direction runs at 0.589347 USDT Arbitrum per ETHFI, or 1.6968 ETHFI per USDT Arbitrum. Market over 24 hours: ETHFI against USDT Arbitrum minus 0.76%. The week added minus 3.7%.
The weekly corridor ran from 0.581946 to 0.759376 USDT Arbitrum, a spread of 30.49%. A single order takes 335.0645 to 17,000,000 ETHFI. In dollars that is roughly $196.72.
The payout leaves in the Arbitrum One network, so the receiving address has to belong to that network. By market cap Ether.fi sits 96th ($566.74 M) and Tether 3th ($183.33 B).
Who takes the ETHFI → USDT Arbitrum route
- Sitting out the swingsETHFI moved +16.21% over the past month. USDT tracks the dollar, so after the swap the value stops following ETHFI.
- A road both waysThe USDT Arbitrum → ETHFI direction is open too, so going back into ETHFI takes the same route.
ETHFI → USDT Arbitrum rate and amounts
1 ETHFI = 0.589347 USDT Arbitrum
1 USDT Arbitrum = 1.6968 ETHFI
Send ETHFI — receive USDT Arbitrum
| ETHFI | USDT Arbitrum |
|---|---|
| 500 | 294.6737 |
| 1,000 | 589.3473 |
| 5,000 | 2,946.74 |
| 10,000 | 5,893.47 |
| 50,000 | 29,467.37 |
| 100,000 | 58,934.73 |
Need USDT Arbitrum — send this much ETHFI
| USDT Arbitrum | ETHFI |
|---|---|
| 200 | 339.3585 |
| 1,000 | 1,696.79 |
| 2,000 | 3,393.58 |
| 10,000 | 16,967.92 |
| 20,000 | 33,935.85 |
| 100,000 | 169,679.24 |
Payout network for USDT
The same USDT goes out in several networks. Rates and lower limits differ, and the fee is charged by the network itself.
| Network | Per ETHFI | From | Network fee | Speed |
|---|---|---|---|---|
| OMNI | 0.589347 | — | — | — |
| Ethereum (ERC20) | 0.589347 | 335.0645 ETHFI | ≈ $0.0077 | medium |
| TRON (TRC20) | 0.589347 | 335.0645 ETHFI | ≈ $2.3 | fast |
| BNB Smart Chain (BEP20) | 0.589347 | 335.0645 ETHFI | ≈ $0.0023 | fast |
| Solana | 0.589347 | 335.0645 ETHFI | ≈ $0.00049 | fast |
| Polygon | 0.589347 | 335.0645 ETHFI | ≈ $0.0017 | fast |
| Arbitrum One open now | 0.589347 | 335.0645 ETHFI | ≈ $0.0031 | fast |
| TON | 0.589347 | 335.0645 ETHFI | low | fast |
| Avalanche C-Chain | 0.589347 | — | ≈ < $0.0001 | fast |
| NEAR | 0.589347 | — | — | — |
| Optimism | 0.589347 | — | ≈ $0.00016 | fast |
How the ETHFI → USDT Arbitrum order runs
- Work out the amount in the calculator: orders start at 335.0645 ETHFI.
- Enter a USDT address in Arbitrum One and a way to reach you.
- Send ETHFI in Ether.fi for exactly the amount stated in the order.
- Once the network confirms your transfer, Tether leaves for your address. The order page tracks every step.
Check this before sending ETHFI
- The address network is Arbitrum One. Sending through another network usually means losing the transfer.
- The transfer must not be smaller than 335.0645 ETHFI.
- Copy the address whole, then compare the first and last characters after pasting.
- Coins go through an AML check: a flagged transfer can be held until the check is finished.
Where the ETHFI to USDT Arbitrum rate has been
high 0.759376 USDT Arbitrumlow 0.581946 USDT Arbitrum
Sep 10, 2026 01:49Sep 17, 2026 01:49
- 24 hours
- −0.76%
- Week
- −3.7%
- Weekly high
- 0.759376 USDT Arbitrum
- Weekly low
- 0.581946 USDT Arbitrum
- Spread
- 30.49%
Market data from CoinGecko as of Sep 17, 2026 00:54; the exchange rate is calculated separately and differs. Where these numbers come from
How far ETHFI/USDT Arbitrum travelled, by period
| Period | High | Low | Middle | Net move |
|---|---|---|---|---|
| 24 hours | 0.596283 | 0.581946 | 0.588295 | −0.76% |
| Week | 0.759376 | 0.581946 | 0.650444 | −3.7% |
Figures are in USDT Arbitrum per unit sent, from market data.
The numbers on ETHFI and USDT
Ether.fi ETHFI- Price
- $0.58712
- 24 hours
- −0.77%
- Week
- −2.5%
- Market cap
- $566.74 M
- 24-hour turnover
- $32 M
- Rank by cap
- #96
- In circulation
- 965.35 M ETHFI
- Record price
- $8.53
Tether USDT- Price
- $0.99939
- 24 hours
- −0.01%
- Week
- −0.1%
- Market cap
- $183.33 B
- 24-hour turnover
- $59.59 B
- Rank by cap
- #3
- In circulation
- 183.44 B USDT
- Record price
- $1.32
Source: CoinGecko, Sep 17, 2026 00:54.
Ether.fi against Tether
| Ether.fi (ETHFI) | Tether (USDT) | |
|---|---|---|
| Ticker | ETHFI | USDT |
| In circulation | 965.35 M ETHFI | 183.44 B USDT |
| Market cap | $566.74 M | $183.33 B |
| Rank by cap | #96 | #3 |
| Type | — | token |
| Network | — | Arbitrum One |
| Fees are paid in | — | ETH |
| Launched | — | 2014 |
| Built by | — | Tether Limited |
| Supply cap | — | no cap |
Common questions: ETHFI → USDT Arbitrum
What rate does ETHFI to USDT Arbitrum run at?
As of Sep 17, 2026 01:48 it is 1 ETHFI = 0.589347 USDT Arbitrum. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.588988.
What amounts does ETHFI → USDT Arbitrum accept?
From 335.0645 to 17,000,000 ETHFI per order. The lower limit is roughly $196.72.
Where does the 335.0645 ETHFI floor come from?
Network fees and order handling eat a small transfer alive — below 335.0645 ETHFI the swap stops making sense for either side.
What else is taken on top of the rate?
The payout is already calculated at the rate in the calculator. On top of it you only pay the network fee for sending ETHFI, and that one goes to the blockchain, not to us.
How long does ETHFI to USDT Arbitrum take?
The clock starts with confirmations: the order goes into work once Ether.fi confirms your transfer. After that it comes down to how busy the network is.
Which network will USDT Arbitrum arrive in?
The payout leaves in Arbitrum One. Make sure the receiving wallet works with that network.
Where is receiving USDT cheaper?
The cheapest is usually USDT BEP20, USDT SOL, USDT Polygon, USDT Arbitrum, USDT TON, USDT AVAX C, USDT Optimism. Still, the network is chosen by what the recipient supports, not by the fee.
What if the rate moves while I am paying?
The rate is pinned to the order and does not move while the order is alive. It can be recalculated if the payment arrives late or for a different amount — so send the exact sum, and send it promptly.
Can I go back, USDT Arbitrum to ETHFI?
Yes, the reverse direction is open: 1 USDT Arbitrum = 1.7105 ETHFI. The link sits right under the calculator.
Worth reading
Where else this can go
The other way round
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