Compra Ethereum(ETH)

Compra Ethereum facilmente com o nosso guia passo-a-passo.
Preço estimado
1 ETH ≈ 0,00 USD
Ethereum
ETH
Ethereum
$2 482,37
+2,70%
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Como comprar Ethereum(ETH) com USD?

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Receba Ethereum(ETH)
Após o pagamento bem sucedido, o ETH adquirido vai ser automaticamente creditado na sua carteira Gate.com.

Como comprar Ethereum(ETH) com cartão de crédito ou cartão de débito?

  • 1
    Criar a sua conta Gate.com e verificar a sua identidadePara comprar ETH em segurança, comece por se inscrever numa conta Gate.com e concluir a verificação da identidade KYC para proteger as suas transações.
  • 2
    Escolha ETH e método de pagamentoAceda à seção "Comprar Ethereum(ETH)", selecione ETH, introduza o montante que pretende comprar e escolha cartão de débito como opção de pagamento. Em seguida, preencha os dados do seu cartão.
  • 3
    Receba ETH instantaneamente na sua carteiraDepois de confirmar a ordem, o ETH que comprar vai ser creditado de forma instantânea e segura na sua carteira Gate.com — pronto para ser negociado, guardado ou transferido.

Porquê comprar Ethereum(ETH)?

O que é a Ethereum? A plataforma para contratos inteligentes e aplicações descentralizadas
A Ethereum (ETH), fundada por Vitalik Buterin em 2015, é a primeira blockchain pública do mundo que suporta contratos inteligentes. A Ethereum permite que os programadores criem aplicações descentralizadas (dApps), protocolos DeFi, NFT e muito mais, impulsionando um crescimento explosivo no ecossistema Web3. O Ether (ETH) é o token nativo da rede Ethereum.
Como é que a Ethereum funciona? EVM, taxas de gas e consenso
A Ethereum baseia-se em nodos distribuídos, sendo que cada transação exige ETH como "taxa de gas". Os contratos inteligentes executam automaticamente acordos condicionais, amplamente utilizados em finanças, jogos, cadeias de abastecimento e muito mais. Inicialmente a utilizar PoW, a Ethereum completou a atualização "The Merge" em 2022, fazendo a transição total para Proof of Stake (PoS), reduzindo o consumo de energia em mais de 99% e melhorando a sustentabilidade e a segurança.
Mecanismo de oferta e PEI-1559
A Ethereum não tem um limite de oferta fixo, mas desde o EIP-1559, uma parte do ETH é queimada com cada transação, ajudando a reduzir a pressão inflacionária. O ETH é essencial para o pagamento de taxas de gas, recompensas de staking e participação na governação, com a procura a crescer a par da expansão do ecossistema.
Ecossistema e casos de utilização
Os padrões ERC-20 e ERC-721 da Ethereum alimentaram o surgimento de DeFi e NFT, dando origem a projetos como Uniswap, Aave e OpenSea. A Máquina Virtual Ethereum (EVM) fornece um ambiente de programação flexível, promovendo a interoperabilidade entre cadeias e soluções de escalonamento da camada 2 (por exemplo, Rollups, Sharding).
Razões e riscos para investir na Ethereum
Infraestrutura Web3 e de contratos inteligentes: o ETH é o principal ativo para DeFi, NFT, DAO e outras aplicações inovadoras. Atualizações técnicas e crescimento do ecossistema: a transição PoS e o EIP-1559 melhoram o desempenho da rede e a captura de valor. Elevada liquidez e aceitação do mainstream: o ETH é negociado a nível mundial, ficando apenas atrás da Bitcoin em termos de capitalização de mercado. Riscos: congestionamento da rede, taxas de gas elevadas, concorrência de blockchains emergentes (por exemplo, Solana, Avalanche) e incerteza regulamentar.
Pontos de vista céticos e perspetivas alternativas
Embora o ecossistema da Ethereum seja vasto, persistem problemas de escalabilidade e de taxas. Se não os resolver, poderá ser ultrapassada por blockchains mais recentes e de elevado desempenho. Os investidores devem acompanhar o progresso tecnológico e as mudanças no ecossistema.

Ethereum(ETH) Preço atual e Tendências de mercado

ETH/USD
Ethereum
$2 482,37
+2,70%
Mercados
Popularidade
Capitalização de mercado
#5
$299,57B
Volume
Oferta de circulação
$660,5M
120,68M

Atualmente, a Ethereum (ETH) tem um preço de $2 482,37 por moeda. A oferta em circulação é de aproximadamente 120 681 302,52 ETH, resultando numa capitalização de mercado total de $120,68M, Classificação atual da capitalização de mercado: 5.

Nas últimas 24 horas, o volume de negociação do Ethereum atingiu $660,5M, representando um +2.7% em comparação com o dia anterior. Na semana passada, o preço do Ethereum +31.89%, refletindo a procura contínua de ETH como ouro digital e uma proteção contra a inflação.

Além disso, o máximo histórico da Ethereum foi $4 946,05. A volatilidade do mercado continua a ser significativa, pelo que os investidores devem acompanhar de perto as tendências macroeconómicas e os desenvolvimentos regulamentares.

Ethereum(ETH) Comparar com outras criptomoedas

ETH VS
ETH
em massa
Variação percentual de 24h
Alteração de 7d por cento
Volume de negociações 24h
Capitalização de mercado
Classificação de mercado
Oferta circulante

O que se segue depois de comprar Ethereum(ETH)?

À vista
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Simple Earn
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Vantagens de comprar Ethereum através de Gate

Com 3500 criptomoedas à sua escolha
Consistentemente uma das 10 melhores CEXs desde 2013
100% de Prova de Reservas desde maio de 2020
Negociação eficiente com depósito e levantamento instantâneos

Outras criptomoedas disponíveis na Gate

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Mais wiki sobre ETH

As últimas notícias sobre Ethereum(ETH)

25-08-2026 00:04Gate News
以太坊现货 ETF 昨日净流入 1.16 亿美元,延续 6 日上涨行情
25-08-2026 00:04Gate News
TRM Labs 报告显示,伊朗 Mabna Institute 通过 30 个加密货币地址转移 1,680 万美元
25-08-2026 39:03Market Whisper
2026年币圈四次人口迁移:加密货币ETF迎来1103亿资金流入,开发者数量较峰值下降37%
25-08-2026 29:03Gate News
Arthur Hayes 的 Maelstrom Fund 以 BTC 和 ETH 为核心持仓,将风险敞口提升至最高水平
25-08-2026 29:03Market Whisper
麻吉大哥 3 天获利 1250 万美元,ETH 25 倍杠杆多单为主要仓位
Mais notícias sobre ETH
8.25 Midday Bitcoin and Ethereum Market Analysis
Last night, Bitcoin bulls rebounded on heavy volume. Although the 80,000 level was not fully broken at the time, the price still reached the resistance at that level. The pullback and recovery in the early morning was clearly limited in strength and did not break below the 78,000 support. Then this morning, the bulls again pushed higher on heavy volume, breaking through 80,000 in one move and setting a new high at 81,270. Ethereum, by contrast, saw a weaker rebound. The early-morning retest was also substantial, but it did not break below 2,450. Although this morning’s rebound was accompanied by increased volume, it still lacked enough momentum to break through the resistance around 2,550.
Following this morning’s rebound and breakout, the Bollinger Bands on Bitcoin’s 4-hour chart shifted from contraction to upward expansion again, which is conducive to opening up further upside. We previously expected Bitcoin’s targets to climb step by step, and the target of breaking above 80,000 has now been initially achieved. Next, we will continue to remain bullish with the trend. Short-term bullish momentum is currently weakening, so at midday we will first watch for support and stabilization around 80,000, or see whether volume can directly increase again to break through 81,000, followed by right-side entry around 81,600. Ethereum is still facing the 2,550 level. Short-term bullish momentum is not strong, so we will tentatively focus on around 2,530, with room for flexible adjustments. $BTC #BTC突破81000美元 $ETH
ZhangYixiuDiscussesTheTrend
25-08-2026 05:04
8.25 Midday Bitcoin and Ethereum Market Analysis Last night, Bitcoin bulls rebounded on heavy volume. Although the 80,000 level was not fully broken at the time, the price still reached the resistance at that level. The pullback and recovery in the early morning was clearly limited in strength and did not break below the 78,000 support. Then this morning, the bulls again pushed higher on heavy volume, breaking through 80,000 in one move and setting a new high at 81,270. Ethereum, by contrast, saw a weaker rebound. The early-morning retest was also substantial, but it did not break below 2,450. Although this morning’s rebound was accompanied by increased volume, it still lacked enough momentum to break through the resistance around 2,550. Following this morning’s rebound and breakout, the Bollinger Bands on Bitcoin’s 4-hour chart shifted from contraction to upward expansion again, which is conducive to opening up further upside. We previously expected Bitcoin’s targets to climb step by step, and the target of breaking above 80,000 has now been initially achieved. Next, we will continue to remain bullish with the trend. Short-term bullish momentum is currently weakening, so at midday we will first watch for support and stabilization around 80,000, or see whether volume can directly increase again to break through 81,000, followed by right-side entry around 81,600. Ethereum is still facing the 2,550 level. Short-term bullish momentum is not strong, so we will tentatively focus on around 2,530, with room for flexible adjustments. $BTC #BTC突破81000美元 $ETH
BTC
+4,19%
ETH
+2,26%
🚨The U.S. Treasury is scheduled for potential updates or operations today around 2:00 PM ET.
Recent actions have included increases to liquidity support buyback sizes for longer-dated securities (now at least $4 billion per operation in certain sectors). These remain routine measures for market liquidity, not a large-scale quantitative easing program or a confirmed $100 billion emergency buyback.
Markets will monitor any official statements closely.
What’s your view on the potential impact? 
$BTC  ‌$ETH  ‌#BTCBreaks80k
Rashid_BNB
25-08-2026 58:03
🚨The U.S. Treasury is scheduled for potential updates or operations today around 2:00 PM ET. Recent actions have included increases to liquidity support buyback sizes for longer-dated securities (now at least $4 billion per operation in certain sectors). These remain routine measures for market liquidity, not a large-scale quantitative easing program or a confirmed $100 billion emergency buyback. Markets will monitor any official statements closely. What’s your view on the potential impact? $BTC ‌$ETH ‌#BTCBreaks80k
BTC
+4,25%
ETH
+2,32%
Depositors' wallets are speaking. In the reserve report just disclosed by Gate, user assets in the four major stablecoins—USDT, USDC, USD1, and GUSD—jumped from $1.34B in the previous period to $1.58B, while the platform's corresponding reserves rose from $1.59 billion to $1.76B, with a combined reserve ratio of 111.63%—the fact that stablecoin user assets grew by $242 million in the short term shows that funds are voting with their feet and moving into Gate. This is the most straightforward signal in the entire report card: users are continuing to deposit funds, demonstrating strong confidence in the platform.
Gate's total reserves have risen to $8.22B, with an overall reserve coverage ratio of 127%, firmly above the industry's 100% safety benchmark. What the 127% figure means is that for every $100 users deposit, Gate actually holds $127 in assets on its books as a backstop. That extra 27% is a genuine excess safety margin.
BTC user assets grew from 21,557 to 22,436 in the previous period, while the platform's own reserve holdings also increased from 26,775 to 27,550, with an excess reserve ratio of 22.79%.
ETH followed the same trajectory: user assets grew from 374,348 in the previous period to 375,429, while the platform's reserve holdings increased from 456,798 to 458,203, with an excess reserve ratio of 22.05%.
BTC and ETH both showed the pattern of "increased user assets + synchronized growth in platform reserves + an excess ratio remaining above 22%." This carries significant weight—it means Gate is not padding the figures by reallocating its own coins, but is genuinely holding more of the corresponding assets on-chain. Maintaining coverage of more than 1.22x for major hard assets such as BTC and ETH is the most reassuring part of the entire reserve structure.
Gate's total reserves have risen from $4.3 billion at the beginning of the year to the current level of $8.22B, while its overall reserve ratio has surged from 115.47% earlier on to the current 127%.
For the platform, this ongoing excess-reserve strategy is equivalent to leaving itself a sufficient cushion. When markets are highly volatile, liquidity crunches are what many platforms fear most, but with 127% reserve coverage in hand, responding to them becomes much easier. This is not a strategy for boosting short-term figures, but the underlying support for long-term, steady operations. For users, this means their assets have received genuine protection.
In a period when users are broadly wary of centralized platforms, the return of funds is itself the strongest vote.
👉 View the full report: https://gate.com/announcements/article/101298/?ref=VgJCUQ
‍$BTC 
$ETH $GT
TangHuaBanzhu
25-08-2026 48:03
Depositors' wallets are speaking. In the reserve report just disclosed by Gate, user assets in the four major stablecoins—USDT, USDC, USD1, and GUSD—jumped from $1.34B in the previous period to $1.58B, while the platform's corresponding reserves rose from $1.59 billion to $1.76B, with a combined reserve ratio of 111.63%—the fact that stablecoin user assets grew by $242 million in the short term shows that funds are voting with their feet and moving into Gate. This is the most straightforward signal in the entire report card: users are continuing to deposit funds, demonstrating strong confidence in the platform. Gate's total reserves have risen to $8.22B, with an overall reserve coverage ratio of 127%, firmly above the industry's 100% safety benchmark. What the 127% figure means is that for every $100 users deposit, Gate actually holds $127 in assets on its books as a backstop. That extra 27% is a genuine excess safety margin. BTC user assets grew from 21,557 to 22,436 in the previous period, while the platform's own reserve holdings also increased from 26,775 to 27,550, with an excess reserve ratio of 22.79%. ETH followed the same trajectory: user assets grew from 374,348 in the previous period to 375,429, while the platform's reserve holdings increased from 456,798 to 458,203, with an excess reserve ratio of 22.05%. BTC and ETH both showed the pattern of "increased user assets + synchronized growth in platform reserves + an excess ratio remaining above 22%." This carries significant weight—it means Gate is not padding the figures by reallocating its own coins, but is genuinely holding more of the corresponding assets on-chain. Maintaining coverage of more than 1.22x for major hard assets such as BTC and ETH is the most reassuring part of the entire reserve structure. Gate's total reserves have risen from $4.3 billion at the beginning of the year to the current level of $8.22B, while its overall reserve ratio has surged from 115.47% earlier on to the current 127%. For the platform, this ongoing excess-reserve strategy is equivalent to leaving itself a sufficient cushion. When markets are highly volatile, liquidity crunches are what many platforms fear most, but with 127% reserve coverage in hand, responding to them becomes much easier. This is not a strategy for boosting short-term figures, but the underlying support for long-term, steady operations. For users, this means their assets have received genuine protection. In a period when users are broadly wary of centralized platforms, the return of funds is itself the strongest vote. 👉 View the full report: https://gate.com/announcements/article/101298/?ref=VgJCUQ ‍$BTC $ETH $GT
Mais publicações sobre ETH

Perguntas Frequentes sobre a compra de Ethereum(ETH)

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Onde é o local mais seguro para comprar Ethereum (ETH)?
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