Polkadot (DOT) → Tether (USDT Arbitrum)

The order runs on autopilot: the rate is locked when you create it, and the payout leaves as soon as the network confirms your transfer. No manual approval, no working hours.

Rate and amounts for DOT → USDT Arbitrum 1 DOT = 1.2323 USDT Arbitrum 1 USDT Arbitrum = 0.811499 DOT

Rate as of Sep 30, 2026 19:20

Orders from: 84.2779 DOT ≈ $104.50
Payout network: Arbitrum One
24 hours: +2.62%

You send

DOT

You get 1,232.29

USDT Arbitrum

Create the order

Rate: 1 DOT = 1.2323 USDT Arbitrum
From: 84.2779 DOT
Up to: 8,060,000 DOT

Preliminary figure: the final amount is locked in the order.

Current maths: 1.2323 USDT Arbitrum for every DOT, and 0.811499 DOT per USDT Arbitrum in reverse. Over 24 hours DOT/USDT Arbitrum came in at plus 2.62%. Over the week, plus 5.96%.

The weekly range ran from 1.0958 to 1.301 USDT Arbitrum, a spread of 18.73%. One order takes from 84.2779 to 8,060,000 DOT. In dollars that is roughly $104.50.

The robot sends the payout in the Arbitrum One network, so the address has to belong to that network — a transfer to another one will not arrive. Market capitalisation puts Polkadot at No. 53 ($2.12 B) and Tether at No. 3 ($183.81 B). Over 90 days the daily moves of DOT and USDT correlate at 0.01 (they travel apart).

Which network USDT arrives in

The same USDT goes out in several networks. Each has its own rate and its own floor, and the fee is charged by the network itself.

Network	Per 1 DOT	From	Network fee	Speed
Ethereum (ERC20)	1.2323	84.2779 DOT	≈ $0.13	medium
TRON (TRC20)	1.2323	84.2779 DOT	≈ $2.3	fast
BNB Smart Chain (BEP20)	1.2323	84.2779 DOT	≈ $0.0025	fast
Solana	1.2323	84.2779 DOT	≈ $0.0006	fast
Arbitrum One open	1.2323	84.2779 DOT	≈ $0.0037	fast
Avalanche C-Chain	1.2323	84.2779 DOT	≈ $0.0037	fast
NEAR	1.2323	84.2779 DOT	—	—
Optimism	1.2323	84.2779 DOT	≈ $0.00021	fast

DOT → USDT: all networks side by side Network charges for USDT

Rate and amounts for DOT → USDT Arbitrum

Send DOT — receive USDT ArbitrumNeed USDT Arbitrum — send this much DOT

DOT	USDT Arbitrum
100	123.2288
500	616.1438
1,000	1,232.29
5,000	6,161.44
10,000	12,322.88
50,000	61,614.38

USDT Arbitrum	DOT
200	162.2998
1,000	811.4988
2,000	1,623
10,000	8,114.99
20,000	16,229.98
100,000	81,149.88

How the DOT → USDT Arbitrum exchange runs

Work out the amount in the calculator — orders start at 84.2779 DOT.
Give a USDT address on Arbitrum One and a contact for the order.
Send DOT on Polkadot, exactly the amount the order shows.
Nothing else is needed from you: as soon as the network confirms the transfer, the robot sends Tether to your address. The order page shows the status.

Swap DOT for USDT Arbitrum

Check this before sending DOT

The address network is Arbitrum One. Sending through another network almost always means losing the transfer.
The transfer must not be smaller than 84.2779 DOT.
Copy the address in full, then check its first and last characters once it is pasted.
Send exactly the amount stated in the order: the automation matches your payment against it, and any difference sends the order back for recalculation.

How the DOT to USDT Arbitrum rate has moved

WeekMonthQuarterYear

high 1.301 USDT Arbitrumlow 1.0958 USDT Arbitrum

Sep 23, 2026 19:21Sep 30, 2026 19:21

high 1.268 USDT Arbitrumlow 0.819555 USDT Arbitrum

Aug 31, 2026 05:00Sep 30, 2026 05:00

high 1.268 USDT Arbitrumlow 0.751446 USDT Arbitrum

Jul 2, 2026 05:00Sep 30, 2026 05:00

high 4.4073 USDT Arbitrumlow 0.751446 USDT Arbitrum

Oct 1, 2025 05:00Sep 30, 2026 05:00

24 hours: +2.62%
Week: +5.96%
Weekly high: 1.301 USDT Arbitrum
Weekly low: 1.0958 USDT Arbitrum
Spread: 18.73%

Market data from CoinGecko as of Sep 30, 2026 18:57. The exchange rate is worked out separately and differs from the market one. How these numbers are counted

The DOT/USDT Arbitrum spread by period

Period	High	Low	Middle	Period result
24 hours	1.2286	1.1746	1.2057	+2.62%
Week	1.301	1.0958	1.1923	+5.96%
Month	1.268	0.819555	1.0626	+51.82%
Quarter	1.268	0.751446	0.908099	+50.14%

Figures are in USDT Arbitrum per unit of the currency you send, taken from market data.

Daily DOT → USDT Arbitrum rate

Day	Close	Against the day before
Sep 30, 2026	1.2442 USDT Arbitrum	+5.29%
Sep 29, 2026	1.1818 USDT Arbitrum	−6.8%
Sep 28, 2026	1.268 USDT Arbitrum	+2.1%
Sep 27, 2026	1.242 USDT Arbitrum	+2.4%
Sep 26, 2026	1.2128 USDT Arbitrum	+4.97%
Sep 25, 2026	1.1553 USDT Arbitrum	+4.85%
Sep 24, 2026	1.1019 USDT Arbitrum	−9.54%

Market data: DOT and USDT

Polkadot DOT

Price: $1.24
24 hours: +2.6%
Week: +8.04%
Market cap: $2.12 B
24-hour turnover: $205.98 M
Rank by cap: #53
In circulation: 1.71 B DOT
All-time high: $54.98

Tether USDT

Price: $0.999658
24 hours: −0.02%
Week: −0.01%
Market cap: $183.81 B
24-hour turnover: $63.59 B
Rank by cap: #3
In circulation: 183.87 B USDT
All-time high: $1.32

Source: CoinGecko, Sep 30, 2026 18:57.

Polkadot and Tether: how they differ

	Polkadot (DOT)	Tether (USDT)
Ticker	DOT	USDT
Type	coin of its own network	token
Launched	2020	2014
Built by	Gavin Wood	Tether Limited
Consensus	Nominated Proof of Stake	—
Block	~6 sec	—
Privacy	transfers are public	—
In circulation	1.71 B DOT	183.87 B USDT
Market cap	$2.12 B	$183.81 B
Rank by cap	#53	#3
Network	—	Arbitrum One
Fees are paid in	—	ETH
Supply cap	—	no cap

Daily moves of DOT and USDT over the quarter link at 0.01 (they travel apart).

Why people take the DOT → USDT Arbitrum route

Stepping out of the swingsDOT moved +51.78% over the past month. USDT tracks the dollar, so after the swap the amount stops following DOT.
It works both waysThe USDT Arbitrum → DOT direction is open as well — going back into DOT takes the same route and the same automation.

Common questions: DOT → USDT Arbitrum

What rate does DOT to USDT Arbitrum run at?

As of Sep 30, 2026 19:20 it is 1 DOT = 1.2323 USDT Arbitrum. The figure updates on its own, and the calculator always shows the current one. On the market that is around $1.23.

What amounts does DOT → USDT Arbitrum accept?

From 84.2779 to 8,060,000 DOT per order. The floor is roughly $104.50.

Why can I not swap less than 84.2779 DOT?

The network fee and the handling do not depend on the amount. On a transfer below 84.2779 DOT they eat a noticeable share of it, and the swap stops making sense for either side.

Is anything charged on top of the rate?

No. The payout is already worked out at the rate in the calculator. Separately you pay only the network fee for sending DOT, and the blockchain takes that one.

How long does swapping DOT for USDT Arbitrum take?

The clock starts with confirmations: as soon as Polkadot confirms your transfer, the order goes out for payout with no operator involved. After that the timing is set by how busy the network is — which is the difference between quick and instant. A block in Polkadot closes in about 6 sec.

Which network will USDT Arbitrum arrive in?

The payout goes out on Arbitrum One. Check that the receiving wallet supports that network.

Which network is cheaper for receiving USDT?

Usually USDT BEP20, USDT SOL, USDT Arbitrum, USDT AVAX C, USDT Optimism works out cheaper. Still, the network is picked by what the recipient accepts, not by the fee.

What happens if the rate moves while I am paying?

Nothing: the rate is locked in the order and holds for as long as the order is alive. It is recalculated only if the payment arrives late or for a different amount — so send the exact sum, and send it promptly.

What did the DOT to USDT Arbitrum rate do over the month?

Over the month, plus 51.82%: a low of 0.819555, a high of 1.268, an average of 1.0626 USDT Arbitrum per 1 DOT.

Can I swap back, USDT Arbitrum for DOT?

Yes, the reverse is open too: 1 USDT Arbitrum = 0.811483 DOT. The link to switch sits under the calculator.