USDC to USDT and Back: Why Corporates Convert Between Stablecoins

Sentvia converts between USDC and USDT for business clients, in both directions, at an agreed quote. Companies do this because their counterparties, banking partners or regulators prefer one over the other: a supplier may only accept USDT, while an EU-facing business may need USDC. The two are both digital dollars, but they are not interchangeable in practice.

Key facts

• Scale: USDT is the largest stablecoin at roughly $184 billion USD in circulation, with USDC at roughly $74 billion USD (Forbes, July 2026).
• Usage: in 2025 USDC moved $18.3 trillion USD against USDT's $13.3 trillion USD, on around two-fifths of the supply (Forbes, July 2026).
• Direction: conversions run both ways; which one you need depends on who you are paying or being paid by.
• Execution: quotes are agreed before execution; large conversions are handled by our trading team without moving the market price.

Why a business would swap one digital dollar for another

Three reasons come up constantly. The first is counterparty preference: many trading partners, especially in Asia and the Middle East, transact in USDT by default, while many US and EU institutions prefer USDC. If your client pays in one and your supplier wants the other, someone has to convert.

The second is regulation. In the EU, MiCA sets rules for which tokens firms can handle for clients, and businesses serving EU counterparties often standardise on tokens issued under EU authorisation. The third is operational: treasury teams consolidate into one token to simplify record-keeping and reconciliation, the process of matching what arrived on-chain against what the books say.

How the conversion works

You send one stablecoin, Sentvia quotes the conversion before anything moves, and once the funds arrive and pass regulatory screening the swap executes at the agreed rate. The other stablecoin is returned to your verified wallet address, or converted onward to dollars, euros, pounds or dirhams and settled to an account in your company's name.

At corporate size the quote matters more than the venue. Converting a few hundred dollars on an exchange is trivial; converting $5,000,000 USD without the price moving against you is a different job, which is why larger clients deal with a trading team rather than an order book.

What about euro stablecoins?

They exist, and they are growing fast from a very small base. Payments firm Decta measured MiCA-compliant euro stablecoins at $673.9 million USD in June 2026, up 128% in a year but still around 0.22% of the dollar-pegged market. For now, corporate stablecoin flows are overwhelmingly a dollar story, and conversion between the two big dollar tokens is the routine treasury operation.

Terms used on this page

• USDT and USDC: the two largest stablecoins, digital tokens designed to hold a one-to-one value with the US dollar. USDT is issued by Tether, USDC by Circle.
• MiCA: the EU regulation covering crypto assets and the firms that handle them.
• Reconciliation: matching payments received against invoices and accounting records.

Frequently asked questions

Is converting USDC to USDT instant?

The conversion itself executes quickly once your funds have arrived and passed screening. The overall time is usually dominated by the blockchain transfer in and, if you are converting onward to a bank account, the bank rail out.

Which one should my business hold?

It depends on who you transact with. If your counterparties pay in USDT, holding USDT avoids constant conversion. If you face EU institutions or US platforms, USDC is often the smoother fit. Many treasuries hold one and convert on demand.

Do both convert to fiat the same way?

Yes. Sentvia converts either token to US dollars, euros, pounds or UAE dirhams and settles to a named account in your company's own name. The route is the same; only the token in differs.

Is one safer than the other?

Both are large, widely used tokens with different issuers, reserve arrangements and regulatory postures. Rather than declare one safer, we suggest matching the token to your counterparties and regulators, and not holding more of either than your operations need.

Related reading

• How businesses convert stablecoins to fiat: /blog/stablecoin-to-fiat-settlement
• Which stablecoins and chains should my business accept: /blog/which-stablecoins-chains-business-accept
• Converting USDT to USD in a company bank account: /blog/convert-usdt-to-usd-business-account
• Converting USDT to EUR and settling to a company IBAN: /blog/convert-usdt-to-eur-company-iban

Sources

• Forbes Digital Assets, 27 July 2026: USDT at ~$184bn USD and USDC at ~$74bn USD in circulation; in 2025 USDC moved $18.3tn USD against USDT's $13.3tn USD. https://www.forbes.com/sites/digital-assets/2026/07/27/the-stablecoin-market-shrank-for-the-first-time-in-four-years-watch-the-volumes-instead/
• Decta, Euro Stablecoin Trends Report 2026: MiCA-compliant euro stablecoins at $673.9m USD, roughly 0.22% of the dollar-pegged market. https://www.decta.com/company/media/euro-stablecoin-trends-report-2026