Why does the ARS amount vary so much between platforms?▼
Three factors drive the difference: each platform sets its own USDC/ARS spread (which can vary by 0.5-3% across the market on a typical day), network fees vary by chain, and some platforms charge additional withdrawal fees. Argentina's market has multiple parallel exchange rates, and platform liquidity varies by source — together, these produce wider cross-platform variance than you'd see in a market like USD or EUR.
What's the difference between dólar oficial, blue, MEP, and cripto?▼
Argentina has multiple coexisting USD/ARS rates. The dólar oficial is set by the central bank with restricted retail access. The dólar blue is the informal market rate, historically the most quoted reference. Dólar MEP and CCL are legal financial-instrument routes for accessing USD. Dólar cripto is the price USDC and USDT trade at on local platforms, and typically tracks blue or MEP closely. opta's comparison reflects what platforms actually pay out (the dólar cripto context), which may differ from any theoretical reference rate.
Which network should I use to send USDC?▼
Polygon and Base are the cheapest options for most retail amounts — network fees are typically $0.10-0.50 with sub-minute confirmations. Ethereum mainnet costs more and is harder to justify for small transfers. Always verify the receiving platform supports the network you choose before sending — sending USDC on an unsupported network can result in lost funds.
How fast does the ARS arrive in my account?▼
Once the on-chain USDC deposit confirms (1-3 minutes on Polygon or Base), settlement to a local Argentine wallet (CVU) is typically instant. CBU bank transfers usually complete within minutes during business hours and may take longer outside hours depending on the platform. End-to-end, a USDC-to-ARS conversion to a fintech wallet generally completes in under 5 minutes.
Is this comparison ordered by commission?▼
No. opta is independently audited and ranks results purely by total cost — meaning the most ARS the recipient receives. We do not accept commissions from platforms to influence ranking. Any sponsored placements (when they exist) are clearly labeled as 'Ad' and shown separately from the organic comparison. The methodology page contains the full ranking SQL for verification.
Are there limits on how much I can send or receive?▼
Yes — limits are platform-specific and depend on KYC tier. Argentine-licensed platforms typically support transactions equivalent to several thousand USD per day for fully verified accounts, with higher limits available on request. Argentina also has reporting and limits at the banking layer; CBU transfers above certain thresholds are reportable to AFIP.
Do I need to declare crypto for tax purposes?▼
AFIP (Administración Federal de Ingresos Públicos) requires Argentine tax residents to report crypto holdings and transactions. Specific obligations depend on residency status, the size of holdings, and the nature of the activity (one-off transfer vs trading). opta is a comparison product, not a tax service — for declarations or specific guidance, consult a contador familiar with crypto.