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SUI Unit Converter

Instantly convert SUI amounts between SUI and its smallest unit, the Mist. On SUI, 1 SUI = 10^9 Mist, so a single rounding mistake can be costly — this tool keeps every denomination exact.

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* 1 SUI = 1,000,000,000 Mist (109).

Understanding SUI units

The native asset of SUI is SUI, divisible into 9 decimal places. The smallest indivisible unit is the Mist. Smart contracts, RPC responses, and on-chain transactions almost always use Mist, while wallets and exchanges display SUI — converting between them correctly is essential for developers and traders alike.

SUI denomination table

UnitValue in Mist
SUI1,000,000,000
MMist1,000,000
KMist1,000
Mist1

Why convert SUI units?

Whether you are debugging a transaction, setting gas values, reading uint256 contract data, or simply checking a balance, working in the right SUI denomination prevents expensive mistakes. This converter handles SUI, Mist, and all intermediate units with full precision.