Convert BIG to OP
Swap Bigcoin (BIG) to Optimism (OP) at the best cross-chain rate. SwitchFi routes your BIG → OP exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
BIG to OP market data
| Metric | BIG | OP |
|---|---|---|
| Price | $0.02247 | $0.103 |
| Market cap | $222,028 | $235.78M |
| 24h volume | $382 | $84.50M |
| 24h change | -1.12% | +3.41% |
| 7d change | -9.30% | +6.50% |
| 24h high / low | $0.02306 / $0.02138 | $0.105 / $0.09694 |
| All-time high | $6.71 | $4.84 |
| Market cap rank | #4491 | #165 |
What is the BIG to OP exchange rate?
At the current market price, 1 BIG ≈ 0.2180229 OP, and 1 OP ≈ 4.5867 BIG. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
Bigcoin is the smaller side of this pair — Optimism's market capitalisation of $235.78M is roughly 1062× larger than Bigcoin's $222,028. They currently rank #4491 and #165 among all cryptocurrencies. Day-on-day, BIG printed -1.12% and OP printed +3.41%, meaning the exchange rate between them has moved in OP's favour. On a 7-day view the tape shows BIG -9.30% and OP +6.50%. Daily turnover runs at $382 for BIG and $84.50M for OP, so routed swaps between the two settle at market rates without moving the price. Measured from record highs, BIG is down 99.7% and OP is down 97.9%.
BIG to OP converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
BIG / OP conversion tables
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Live quote, net of DEX/bridge/gas fees. The final amount is confirmed in your wallet at execution.
Indicative estimate — the exact amount is confirmed in your wallet at execution.
About Bigcoin and Optimism
Bigcoin (BIG) ranks #4491 by market capitalisation at $222,028. Compared with its $6.71 all-time peak, it currently trades 99.7% lower. Of a maximum supply of 21.00M BIG, 9.90M BIG (47%) is already in circulation. BIG has moved -9.30% week-on-week and -22.30% over 30 days. Around $382 of BIG changes hands every 24 hours.
Optimism (OP) is the #165 cryptocurrency by market cap, worth $235.78M in aggregate. The price sits 97.9% under the record high of $4.84. Of a maximum supply of 4.29B OP, 2.29B OP (53%) is already in circulation. OP has moved +6.50% week-on-week and +16.90% over 30 days. Its 24-hour trading volume is $84.50M.
How to convert BIG to OP
- 1 Enter the amount of BIG you want to convert — the swap widget on this page is prefilled with the BIG → OP pair.
- 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
- 3 Review the quoted route — the estimated and minimum amount of OP you will receive, plus network, DEX and bridge fees, are all shown before you sign.
- 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.
Other options to exchange OP
Convert any other cryptocurrency from BIG
BIG to OP FAQ
What is the BIG to OP exchange rate?
1 BIG is worth roughly 0.2180229 OP at the moment (inverted: 1 OP ≈ 4.5867 BIG). This moves with the market; your wallet shows the exact executable amount before signing.
How to swap, exchange or convert BIG to OP on SwitchFi?
Enter the amount of BIG you want to pay, connect your wallet, review the quote and confirm. SwitchFi routes the swap across DEXs and bridges to the best BIG→OP path — non-custodial, straight from your wallet.
Is the BIG to OP swap instant?
Same-chain swaps settle in seconds; cross-chain routes typically take a few minutes while the bridge confirms on both sides. You can track live status until the funds land.
Are there fees to convert BIG to OP?
The usual on-chain costs apply (network gas plus DEX/bridge fees), but they're disclosed inside the quote together with the minimum received. Nothing is charged for accounts or custody.
Do I need an account to exchange BIG for OP?
No. SwitchFi is a non-custodial router — connect a compatible wallet and swap. No sign-up, no KYC to use the on-chain swap.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.