SOL to Lamports Converter
Convert between SOL and lamports. Enter a value in either field to see the conversion instantly.
Conversion
1 SOL = 1,000,000,000 lamports (10^9)
1 lamport = 0.000000001 SOL (10^-9)Common values
| SOL | Lamports | Common use |
|---|---|---|
| 0.000000001 | 1 | Minimum unit |
| 0.000005 | 5,000 | Base transaction fee |
| 0.00089 | 890,880 | Minimum account rent (0 bytes) |
| 0.00204 | 2,039,280 | Token account rent |
| 0.01 | 10,000,000 | Small transfer |
| 0.05 | 50,000,000 | Typical priority fee budget |
| 1 | 1,000,000,000 | 1 SOL |
In code
// SOL to lamports
const lamports = solAmount * 1_000_000_000;
// or use the constant
import { LAMPORTS_PER_SOL } from "@solana/web3.js";
const lamports = solAmount * LAMPORTS_PER_SOL;
// Lamports to SOL
const sol = lamports / LAMPORTS_PER_SOL;Why lamports?
Lamports are Solana’s smallest unit, named after Leslie Lamport. All on-chain balances and fees are stored and processed in lamports (unsigned 64-bit integers). Using integers avoids floating-point precision errors that would occur with decimal SOL values.
FAQ
Why do RPC methods return lamports instead of SOL? All on-chain state uses lamports to avoid floating-point precision issues. Converting to SOL is a display concern handled by your application.
What is the maximum lamport value?
Lamports are stored as u64, so the maximum is 18,446,744,073,709,551,615 lamports (~18.4 billion SOL). The total SOL supply is well below this limit.
Are there decimals smaller than a lamport? No. A lamport is the indivisible unit on Solana. You cannot send or store fractions of a lamport.
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Updated: