Stablecoins from Arbitrum One to BNB Smart Chain: USDT Arbitrum → USDC BEP20

The direction runs at 0.9998 USDC BEP20 per USDT Arbitrum, or 1.0002 USDT Arbitrum per USDC BEP20. Market over 24 hours: USDT Arbitrum against USDC BEP20 plus 0.02%. The week added minus 0.01%.

The weekly corridor ran from 0.999555 to 0.999993 USDC BEP20, a spread of 0.04%.

The payout leaves in the BNB Smart Chain (BEP20) network, so the receiving address has to belong to that network. By market cap Tether sits 3th ($183.37 B) and USD Coin 6th ($73.94 B). Daily moves of USDT and USDC over 90 days line up at 0.15 (they travel apart).

Who takes the USDT Arbitrum → USDC BEP20 route

A road both waysThe USDC BEP20 → USDT Arbitrum direction is open too, so going back into USDT takes the same route.

USDT Arbitrum → USDC BEP20 rate and amounts

1 USDT Arbitrum = 0.9998 USDC BEP20

1 USDC BEP20 = 1.0002 USDT Arbitrum

Send USDT Arbitrum — receive USDC BEP20

USDT Arbitrum	USDC BEP20
20	19.996
100	99.98
500	499.9
5,000	4,999
20,000	19,996
100,000	99,980

Need USDC BEP20 — send this much USDT Arbitrum

USDC BEP20	USDT Arbitrum
20	20.004
100	100.02
500	500.1
5,000	5,001
20,000	20,004
100,000	100,020

Payout network for USDC

The same USDC goes out in several networks. Rates and lower limits differ, and the fee is charged by the network itself.

Network	Per USDT Arbitrum	From	Network fee	Speed
Polygon	0.997893	100 USDT Arbitrum	≈ $0.0018	fast
Solana	1.0015	10,500 USDT Arbitrum	≈ $0.00056	fast
Ethereum (ERC20)	1.0015	100 USDT Arbitrum	≈ $0.049	medium
Arbitrum One	0.9998	—	≈ $0.0035	fast
BASE	0.9998	—	—	—
BNB Smart Chain (BEP20) open now	0.9998	—	≈ $0.0025	fast
Avalanche C-Chain	0.9998	—	≈ $0.00052	fast
NEAR	0.9998	—	—	—
Optimism	0.9998	—	≈ $0.00018	fast
XLM	0.9998	—	—	—

USDC network fees

How the USDT Arbitrum → USDC BEP20 order runs

Work out the amount in the calculator and press the exchange button.
Enter a USDC address in BNB Smart Chain (BEP20) and a way to reach you.
Send USDT Arbitrum in Arbitrum One for exactly the amount stated in the order.
Once the network confirms your transfer, USD Coin leaves for your address. The order page tracks every step.

Swap USDT Arbitrum for USDC BEP20

Check this before sending USDT Arbitrum

The address network is BNB Smart Chain (BEP20). Sending through another network usually means losing the transfer.
Copy the address whole, then compare the first and last characters after pasting.
Ethereum, Arbitrum, Optimism, BNB Smart Chain and Polygon all use the same address shape (0x…). Make sure the wallet is switched to BNB Smart Chain.
To move USDC on later, put a little BNB at the same address.
Coins go through an AML check: a flagged transfer can be held until the check is finished.

Arbitrum One against BNB Smart Chain

	Arbitrum One	BNB Smart Chain
Network type	L2, optimistic rollup	Layer one (L1)
Fees are paid in	ETH	BNB
Fee level	≈ $0.0035	≈ $0.0025
Speed	fast	fast
Block	~0.25 sec	—
Address shape	0x…	0x…
Memo or tag	not needed	not needed
Ethereum-style address (0x…)	yes	yes
Official withdrawal to Ethereum	≈ 7 days (challenge period)	—

Fee and speed levels are comparative: both move with how busy the network is.

How this differs from a classic bridge

	RubyCash	Classic bridge
What lands at your address	USDC in BNB Smart Chain	The same stablecoin; turning USDT into USDC is a separate step
Wallet and signatures	Not needed: the coins go to the address from the order	Needed: connect the wallet and sign contract transactions
A coin for fees in BNB Smart Chain	Not needed to receive	Often needed, or the funds cannot be claimed or moved on
Timing	After confirmations in Arbitrum One; the order page tracks it	Depends on the bridge and the load of both networks
Who holds the funds meanwhile	RubyCash for the life of the order, with an AML check	The bridge contract or its validators

Bridge Arbitrum One → BNB Smart Chain: all directions The BNB Smart Chain network

Where the USDT Arbitrum to USDC BEP20 rate has been

WeekMonthQuarterYear

high 0.999993 USDC BEP20low 0.999555 USDC BEP20

Sep 11, 2026 22:54Sep 18, 2026 22:54

high 1.0002 USDC BEP20low 0.999642 USDC BEP20

Aug 19, 2026 03:00Sep 18, 2026 03:00

high 1.0002 USDC BEP20low 0.999327 USDC BEP20

Jun 20, 2026 03:00Sep 18, 2026 03:00

high 1.0017 USDC BEP20low 0.996801 USDC BEP20

Sep 19, 2025 03:00Sep 18, 2026 03:00

24 hours: +0.02%
Week: −0.01%
Weekly high: 0.999993 USDC BEP20
Weekly low: 0.999555 USDC BEP20
Spread: 0.04%

Market data from CoinGecko as of Sep 18, 2026 21:54; the exchange rate is calculated separately and differs. Where these numbers come from

How far USDT Arbitrum/USDC BEP20 travelled, by period

Period	High	Low	Middle	Net move
24 hours	0.999863	0.999582	0.999677	+0.02%
Week	0.999993	0.999555	0.99981	−0.01%
Month	1.0002	0.999642	0.999917	0%
Quarter	1.0002	0.999327	0.999707	−0.01%

Figures are in USDC BEP20 per unit sent, from market data.

Daily USDT Arbitrum → USDC BEP20 rate

Day	Close	Against the day before
Sep 18, 2026	0.999642 USDC BEP20	0%
Sep 17, 2026	0.999675 USDC BEP20	0%
Sep 16, 2026	0.999723 USDC BEP20	−0.03%
Sep 15, 2026	0.999985 USDC BEP20	+0.01%
Sep 14, 2026	0.999848 USDC BEP20	−0.01%
Sep 13, 2026	0.999949 USDC BEP20	0%
Sep 12, 2026	0.999966 USDC BEP20	+0.02%

Daily RubyCash rate: USDT Arbitrum → USDC BEP20

Date	RubyCash rate	Market rate
Sep 18, 2026	0.9997 USDC BEP20	0.999846
Sep 17, 2026	0.999201 USDC BEP20	0.999663
Sep 16, 2026	0.9995 USDC BEP20	0.999666

Our own rate is written down every hour; the table keeps the last entry of each day. The market column is the ratio of the same two coins on CoinGecko at that moment. Where these numbers come from

The numbers on USDT and USDC

Tether USDT

Price: $0.999587
24 hours: +0.04%
Week: 0%
Market cap: $183.37 B
24-hour turnover: $78.63 B
Rank by cap: #3
In circulation: 183.44 B USDT
Record price: $1.32

USD Coin USDC

Price: $0.999741
24 hours: +0.02%
Week: 0%
Market cap: $73.94 B
24-hour turnover: $21.2 B
Rank by cap: #6
In circulation: 73.96 B USDC
Record price: $1.04

Source: CoinGecko, Sep 18, 2026 21:54.

Tether against USD Coin

	Tether (USDT)	USD Coin (USDC)
Ticker	USDT	USDC
Type	token	token
Network	Arbitrum One	BNB Smart Chain (BEP20)
Fees are paid in	ETH	BNB
Launched	2014	2018
Built by	Tether Limited	Circle
Supply cap	no cap	no cap
In circulation	183.44 B USDT	73.96 B USDC
Market cap	$183.37 B	$73.94 B
Rank by cap	#3	#6

Daily moves of USDT and USDC over 90 days line up at 0.15 — they travel apart.

Common questions: USDT Arbitrum → USDC BEP20

What rate does USDT Arbitrum to USDC BEP20 run at?

As of Sep 18, 2026 22:53 it is 1 USDT Arbitrum = 0.9998 USDC BEP20. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.999541.

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 USDT Arbitrum, and that one goes to the blockchain, not to us.

How long does USDT Arbitrum to USDC BEP20 take?

The clock starts with confirmations: the order goes into work once Arbitrum One confirms your transfer. After that it comes down to how busy the network is. A block in Arbitrum One closes in about 0.25 sec.

Which network will USDC BEP20 arrive in?

The payout leaves in BNB Smart Chain (BEP20). Make sure the receiving wallet works with that network.

Where is receiving USDC cheaper?

The cheapest is usually USDC Polygon, USDC SOL, USDC Arbitrum, USDC BEP20, USDC AVAX C, USDC Optimism. Still, the network is chosen by what the recipient supports, not by the fee.

Will native USDC arrive, or a wrapper?

USDC BEP20 is the standard USDC token in BNB Smart Chain — exactly what exchanges send when they withdraw into this network.

Do I need BNB to receive USDC BEP20?

Not to receive. BNB comes into play later, when you want to send USDC from your address.

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.

What did the USDT Arbitrum to USDC BEP20 rate do this month?

The month came in at a move of 0%. Low 0.999642, high 1.0002, middle 0.999917 USDC BEP20 per USDT Arbitrum.

Can I go back, USDC BEP20 to USDT Arbitrum?

Yes, the reverse direction is open: 1 USDC BEP20 = 1.0004 USDT Arbitrum. The link sits right under the calculator.

Worth reading

Where else this can go

The other way round

USDC BEP20 → USDT Arbitrum1.0004

Send USDT Arbitrum, receive something else

Receive USDC BEP20, send something else

USDT Arbitrum USDC BEP20 All directions All currencies

Tether (USDT) against USD Coin (USDC)

Bridge Arbitrum One → BNB Smart Chain: all directions All bridges

USDT Arbitrum (Arbitrum One) → USDC BEP20 (BNB Smart Chain)