{"id":194,"date":"2026-04-27T13:16:41","date_gmt":"2026-04-27T13:16:41","guid":{"rendered":"https:\/\/www.ucardcrypto.com\/?page_id=194"},"modified":"2026-04-29T03:12:35","modified_gmt":"2026-04-29T03:12:35","slug":"usdc","status":"publish","type":"page","link":"https:\/\/www.ucardcrypto.com\/vi\/crypto\/usdc\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 USDC cho chi ti\u00eau th\u1ebb ti\u1ec1n \u0111i\u1ec7n t\u1eed n\u0103m 2026"},"content":{"rendered":"
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USDC is the second-largest stablecoin in the world and the main alternative to USDT for crypto card spending. It shares the same basic premise \u2014 1 USDC equals 1 USD \u2014 but differs in who issues it, how reserves are managed, and which cards accept it. For most users the practical differences are small, but they’re worth understanding before you decide which stablecoin to load onto your card.<\/p>\n<\/div>\n<\/div>\n

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What Is USDC?<\/h3>\n<\/div>\n<\/div>\n
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USDC (USD Coin) is a dollar-pegged stablecoin launched in 2018 by Circle, in partnership with Coinbase under the Centre Consortium. Each USDC in circulation is backed by cash and short-term US Treasury bills held in regulated US financial institutions. Circle publishes monthly reserve attestations audited by a major accounting firm \u2014 a level of transparency that distinguishes USDC from USDT.<\/p>\n<\/div>\n<\/div>\n

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Like USDT, 1 USDC is always worth approximately 1 USD. The peg is maintained through the reserve backing rather than any algorithmic mechanism. When you send or spend USDC, you’re moving a digital dollar \u2014 price-stable, globally transferable, and instantly convertible to fiat at the card level.<\/p>\n<\/div>\n<\/div>\n

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USDC operates across multiple blockchains including Ethereum, Solana, Arbitrum, Optimism, Base, and Polygon. It does not currently have a TRC20 (Tron) version \u2014 a distinction that matters for card top-up costs, which we’ll cover below.<\/p>\n<\/div>\n<\/div>\n

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USDC vs USDT \u2014 Key Differences for Card Spending<\/h3>\n<\/div>\n<\/div>\n
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Both are dollar stablecoins and both work with crypto cards. Here’s where they actually differ:<\/p>\n<\/div>\n<\/div>\n

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<\/th>\nUSDC<\/th>\nUSDT<\/th>\n<\/tr>\n<\/thead>\n
Issuer<\/td>\nCircle (US-regulated)<\/td>\nTether Limited<\/td>\n<\/tr>\n
Reserve transparency<\/td>\nMonthly audits, publicly available<\/td>\nPeriodic attestations<\/td>\n<\/tr>\n
Regulatory standing<\/td>\nStrong \u2014 compliant with US regulations<\/td>\nMixed \u2014 past regulatory scrutiny<\/td>\n<\/tr>\n
TRC20 (cheapest network)<\/td>\nNot available<\/td>\n\u2705 Available<\/td>\n<\/tr>\n
ERC20 support<\/td>\n\u2705<\/td>\n\u2705<\/td>\n<\/tr>\n
Solana support<\/td>\n\u2705<\/td>\n\u2705<\/td>\n<\/tr>\n
Card support breadth<\/td>\nGood \u2014 growing<\/td>\nWider<\/td>\n<\/tr>\n
MiCA compliance (EEA)<\/td>\nStrong position<\/td>\nTether’s USDT removed from some EEA exchanges<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
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The most practical difference for card users:<\/strong> USDT has TRC20, USDC does not. TRC20 is the cheapest network for stablecoin transfers \u2014 typically under $1. If you’re topping up a card from a wallet via USDC, you’ll be paying ERC20 gas fees or using Solana\/Layer 2, which still tends to cost more than TRC20 USDT.<\/p>\n<\/div>\n<\/div>\n

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The regulatory difference matters more in Europe.<\/strong> Under MiCAR (Markets in Crypto-Assets Regulation), Tether’s USDT has faced delistings from several EEA-regulated exchanges due to compliance concerns. USDC is better positioned under MiCAR and is less likely to face similar issues for European users.<\/p>\n<\/div>\n<\/div>\n

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Which Networks Support USDC?<\/h3>\n<\/div>\n<\/div>\n
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Network<\/th>\nFee Level<\/th>\nSpeed<\/th>\nCard Support<\/th>\n<\/tr>\n<\/thead>\n
ERC20 (Ethereum)<\/strong><\/td>\nHigh (gas-dependent)<\/td>\n1\u20135 minutes<\/td>\nMost cards<\/td>\n<\/tr>\n
Solana (SPL)<\/strong><\/td>\nVery low<\/td>\nNear-instant<\/td>\nGrowing<\/td>\n<\/tr>\n
Arbitrum \/ Optimism<\/strong><\/td>\nLow<\/td>\nFast<\/td>\nSelected cards<\/td>\n<\/tr>\n
Base<\/strong><\/td>\nVery low<\/td>\nFast<\/td>\nGrowing<\/td>\n<\/tr>\n
Polygon<\/strong><\/td>\nVery low<\/td>\nFast<\/td>\nSelected cards<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
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For card top-ups, check which networks your provider accepts before sending.<\/strong> Most cards that support USDC accept it via ERC20 as standard. Some are adding Solana and Layer 2 support. Sending on an unsupported network risks losing your funds.<\/p>\n<\/div>\n<\/div>\n

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Which Cards Support USDC?<\/h3>\n<\/div>\n<\/div>\n
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Ether.fi Cash<\/h4>\n

USDC is the primary asset for Ether.fi Cash’s Borrow Mode \u2014 you borrow USDC against your ETH collateral and spend it via the card. It also accepts USDC as a direct top-up. For DeFi-native users already in the Ether.fi ecosystem, USDC is the most natural spending asset. \u2192 Read full Ether.fi Cash review<\/a><\/p>\n<\/div>\n<\/div>\n

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Crypto.com Visa<\/h4>\n

Accepts USDC across all five card tiers alongside USDT and other assets. Straightforward custodial model. Large global acceptance and a well-developed app make it easy to manage USDC balances alongside other crypto holdings. \u2192 Read full Crypto.com review<\/a><\/p>\n<\/div>\n<\/div>\n

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Bybit Card<\/h4>\n

Bybit supports USDC within the Funding Account, spendable via the linked Mastercard. If you’re already trading or holding USDC on Bybit, this is the most frictionless way to spend it \u2014 no on-chain transfer needed. \u2192 Read full Bybit Card review<\/a><\/p>\n<\/div>\n<\/div>\n

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RedotPay<\/h4>\n

Supports USDC alongside USDT and 20+ other assets. High transaction limits make it suitable for larger USDC spends. Custodial model. \u2192 Read full RedotPay review<\/a><\/p>\n<\/div>\n<\/div>\n

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Practical Tips for Spending USDC<\/h3>\n<\/div>\n<\/div>\n
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Use Solana or Layer 2 for cheaper top-ups.<\/strong> Since USDC doesn’t have TRC20, the cheapest alternatives are Solana (SPL) or Ethereum Layer 2 networks like Arbitrum or Base. Fees on these networks are a fraction of ERC20 mainnet costs. Confirm your card provider supports the network before sending.<\/p>\n<\/div>\n<\/div>\n

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Use exchange-linked cards to avoid on-chain fees entirely.<\/strong> If your USDC is already on Bybit or Crypto.com, spending via their linked card converts internally \u2014 no blockchain transfer, no gas fee.<\/p>\n<\/div>\n<\/div>\n

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USDC is worth considering if you’re in the EEA.<\/strong> If you’re based in Europe and your exchange is removing USDT due to MiCAR compliance requirements, USDC is the straightforward alternative. It’s accepted by the same major card providers and doesn’t carry the same regulatory uncertainty.<\/p>\n<\/div>\n<\/div>\n

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For large transfers, USDC’s transparency may matter.<\/strong> USDC’s monthly audited reserves give it stronger institutional credibility. If you’re moving significant sums, the added transparency is a reasonable factor in choosing USDC over USDT.<\/p>\n<\/div>\n<\/div>\n

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Both stablecoins are fine for everyday spending.<\/strong> For typical day-to-day card use \u2014 topping up $100\u2013$500 at a time, spending on daily purchases \u2014 the practical difference between USDC and USDT is minimal. Pick the one your preferred card supports with the cheapest top-up network available.<\/p>\n<\/div>\n<\/div>\n

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When to Choose USDC Over USDT<\/h3>\n<\/div>\n<\/div>\n
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USDC is the better choice when:<\/p>\n<\/div>\n<\/div>\n

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