Compra Bitcoin(BTC)

Compra Bitcoin facilmente com o nosso guia passo-a-passo.
Preço estimado
1 BTC0,00 USD
Bitcoin
BTC
Bitcoin
$68 088,1
-0.11%
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Como comprar Bitcoin(BTC) com USD?

Introduzir Montante
Selecione o par de negociação BTC/USD e introduza o montante da compra.
Confirmar ordem
Reveja os detalhes da transação, incluindo o preço BTC/USD, taxas e outras notas. Uma vez confirmada, submeta a ordem.
Receba Bitcoin(BTC)
Após o pagamento bem sucedido, o BTC adquirido vai ser automaticamente creditado na sua carteira Gate.com.

Como comprar Bitcoin(BTC) com cartão de crédito ou cartão de débito?

  • 1
    Criar a sua conta Gate.com e verificar a sua identidadePara comprar BTC em segurança, comece por se inscrever numa conta Gate.com e concluir a verificação da identidade KYC para proteger as suas transações.
  • 2
    Escolha BTC e método de pagamentoAceda à seção "Comprar Bitcoin(BTC)", selecione BTC, 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 BTC instantaneamente na sua carteiraDepois de confirmar a ordem, o BTC que comprar vai ser creditado de forma instantânea e segura na sua carteira Gate.com — pronto para ser negociado, guardado ou transferido.

Porquê comprar Bitcoin(BTC)?

O que é Bitcoin? O nascimento do ouro digital descentralizado
A Bitcoin (BTC) foi introduzida em 2008 por Satoshi Nakamoto e lançada oficialmente em 2009 como a primeira criptomoeda descentralizada do mundo. Permite pagamentos eletrónicos peer-to-peer sem intermediários como bancos ou governos. Todas as transações são registadas numa blockchain pública, garantindo transparência e segurança.
Como é que a Bitcoin funciona? Consenso PoW e tecnologia de blockchain
A Bitcoin funciona com um mecanismo de consenso de Prova de Trabalho (PoW). Quando Alice quer enviar 1 BTC para Bob, os mineradores competem para resolver problemas matemáticos complexos. O primeiro a resolvê-lo ganha novos bitcoins como recompensa do bloco e regista a transação na blockchain. Este sistema assegura a segurança da rede, mas resulta num elevado consumo de energia e numa maior dificuldade de extração.
Oferta de Bitcoin e mecanismo de halving
A oferta de Bitcoin está estritamente limitada a 21 milhões de moedas, o que a torna absolutamente escassa. De quatro em quatro anos, um evento de "halving" reduz a recompensa do bloco para os mineradores, abrandando a criação de novas bitcoins. Isto reforça as propriedades anti-inflacionárias da Bitcoin e é um fator chave para a valorização do seu preço a longo prazo. Até ao final de 2024, foram extraídas mais de 19,7 milhões de bitcoins.
Histórico de preços e impacto no mercado
A Bitcoin começou praticamente sem valor, atingindo $20,000 in 2017 and hitting new highs above $60 000 em 2021. Tem registado uma volatilidade extrema - como o famoso "Bitcoin Pizza Day", que marcou a sua primeira utilização comercial. Apesar de, no passado, ter sido considerada uma bolha ou uma fraude, a crescente adoção institucional e generalizada fez com que o seu valor de mercado ultrapassasse 1 bilião de dólares.
Razões e riscos para investir em Bitcoin
Proteção contra a inflação e armazenamento de valor: a oferta fixa e os eventos de redução para metade fazem da Bitcoin um ouro digital e um potencial ativo de refúgio seguro. Alta liquidez: a BTC é negociada em todas as principais exchanges, permitindo uma fácil alocação de carteira. Descentralização e autonomia: não é controlada por uma única entidade; os utilizadores têm controlo total sobre os seus ativos. Técnica e riscos regulamentares: elevada volatilidade, regulamentos pouco claros, preocupações ambientais decorrentes da exploração mineira e utilidade de pagamento limitada.
Pontos de vista céticos e perspetivas alternativas
Apesar da sua natureza revolucionária, a eficiência da Bitcoin como instrumento de pagamento é baixa e os riscos regulamentares continuam a ser significativos. Alguns especialistas veem a Bitcoin mais como um ativo especulativo do que como uma reserva de valor estável. Os investidores devem avaliar cuidadosamente a sua tolerância ao risco.

Bitcoin(BTC) Preço atual e Tendências de mercado

BTC/USD
Bitcoin
$68 088,1
-0.11%
Mercados
Popularidade
Capitalização de mercado
#1
$1,36T
Volume
Oferta de circulação
$662,25M
20,01M

Atualmente, a Bitcoin (BTC) tem um preço de $68 088,1 por moeda. A oferta em circulação é de aproximadamente 20 010 256 BTC, resultando numa capitalização de mercado total de $20,01M, Classificação atual da capitalização de mercado: 1.

Nas últimas 24 horas, o volume de negociação do Bitcoin atingiu $662,25M, representando um -0.11% em comparação com o dia anterior. Na semana passada, o preço do Bitcoin -4.5%, refletindo a procura contínua de BTC como ouro digital e uma proteção contra a inflação.

Além disso, o máximo histórico da Bitcoin foi $126 080. A volatilidade do mercado continua a ser significativa, pelo que os investidores devem acompanhar de perto as tendências macroeconómicas e os desenvolvimentos regulamentares.

Bitcoin(BTC) Comparar com outras criptomoedas

BTC VS
BTC
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 Bitcoin(BTC)?

À vista
Negoceie em BTC a qualquer altura utilizando a vasta gama de pares de negociação da Gate.com, aproveite as oportunidades de mercado e aumente os seus ativos.
Simple Earn
Utilize o seu BTC ocioso para subscrever os produtos financeiros flexíveis ou a prazo fixo da plataforma e ganhar facilmente um rendimento extra.
Converter
Troque rapidamente BTC por outras criptomoedas com facilidade.

Vantagens de comprar Bitcoin através de Gate

Com 3500 criptomoedas à sua escolha
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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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As últimas notícias sobre Bitcoin(BTC)

2026-04-02 00:08CryptoPotato
比特币波动率再次上升——投资者纷纷转向Everlight Shards以获取被动BTC奖励
2026-04-01 23:35Coinpedia
贝莱德的比特币溢价收益ETF逼近市场,因为SEC修正案披露BITA代码
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如果燃烧率崩溃触发供给冲击,柴犬(SHIB)的价格将会怎样
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关于 Ripple(XRP)及其他山寨币交易者的重要币安更新:详情
2026-04-01 22:06Live BTC News
富兰克林邓普顿将在新收购后推出“富兰克林加密”
Mais notícias sobre BTC
Once you enter the crypto world, there is no more peaceful sleep. There is no stability here, only endless fluctuations and heartbeat, every candlestick stringing nerves, every wave disturbing day and night $BTC $ETH $LTC
 claiming red envelopes
2025lovepeace
2026-04-02 00:12
Once you enter the crypto world, there is no more peaceful sleep. There is no stability here, only endless fluctuations and heartbeat, every candlestick stringing nerves, every wave disturbing day and night $BTC $ETH $LTC claiming red envelopes
BTC
-0.27%
ETH
+1.58%
LTC
-0.29%
JUST IN: BlackRock’s Bitcoin Strategy ETF ticker symbol BITA. If materials align with spot BTC demand, inflows could signal growing institutional access to crypto exposure. $BTC $BITA
Bykaranteli
2026-04-02 00:11
JUST IN: BlackRock’s Bitcoin Strategy ETF ticker symbol BITA. If materials align with spot BTC demand, inflows could signal growing institutional access to crypto exposure. $BTC $BITA
BTC
-0.27%
#CryptoMarketsRiseBroadly 
BTC is sitting at $68,105 with a 24h change of -0.13%. ETH is at $2,139, up 1.64%. SOL is down 2.4%. BNB is down 1.05%. The broad market narrative being pushed does not match the price action on the majors right now. What IS real is that certain pockets of the market moved violently, and that story is worth telling honestly.
The fear and greed index reads 8 out of 100. That is Extreme Fear, not a bull session. It means the average participant is not buying this as a broad rally. The crowd is net defensive, and any price appreciation happening right now is occurring against a backdrop where most holders are still sitting on drawdown-induced anxiety rather than fresh optimism.
Where the "broad rise" narrative finds its evidence is in the altcoin tier. StakeStone (STO) is up 130.6% in 24 hours and crossed into the top 10 by volume with over $13.6 million moved, which for a token at this market cap level signals concentrated, directional activity rather than organic market participation. SKOP ran 242% but on only $40,000 in volume, which disqualifies it from any serious analysis. Dar Open Network (D) is up 103% on $556,000 in volume. These are illiquid single-asset events, not a broad market tide.
The nuance that matters: ETH's 1.64% gain while BTC barely moved is structurally interesting. The ETH/BTC ratio is grinding upward, consistent with what on-chain data has been flagging for weeks. BitMine added 45,000 ETH in a short window, US spot ETH ETF saw $31.2 million in net inflows in a single day, and the ETH bid has been institutional and methodical. That is a real rotation signal, not noise.
BTC, however, is in a mechanical consolidation at $68,000. The 24h range was $67,592 to $69,305. That is a compression of just under 2.5%. Volume on BTC came in at roughly $662 million for the 24h window, which is not the kind of volume that drives trend initiation. It is the volume profile of a market waiting for an external catalyst, not a market generating its own momentum.
The gold proxy XAUT did $30.9 million in 24h volume and is up 1.43%, which is notable. In a genuine risk-on environment, the Tether Gold trade typically loses oxygen as capital rotates into higher-beta assets. The fact that it remains one of the top-5 by volume suggests a portion of the active capital base is still hedging, not loading into crypto outright.
SIREN is a warning worth flagging. It is down 56.7% in 24 hours while sitting as the fourth-highest volume token at $47.2 million. That is a liquidity event, likely tied to a listing pop followed by aggressive distribution. The retail participants chasing that early pump absorbed significant loss. This pattern repeats every cycle and is accelerating in frequency.
The SOL -2.4% print alongside the Drift Protocol attack on the Solana ecosystem, where roughly $270 million was exploited and the attacker converted proceeds into ETH, adds a cross-chain narrative to today's session. Stolen capital flowing into ETH creates artificial buy pressure on the asset, which complicates any clean technical read on ETH's intraday strength. It does not invalidate the institutional accumulation thesis, but it makes the 1.64% gain less pure than it appears on the surface.
The macro backdrop the market is discounting is also split. Iran tensions cooling and Morgan Stanley ETF access are the two bullish catalysts analysts are pointing toward for a Q2 reversal. BTC ETF flows showed $117.5 million in net inflows for March, which is directionally positive for the institutional accumulation thesis. But ETF inflow numbers at that level are not strong enough to break a range on their own. The inflow needed to drive a meaningful leg higher would need to be sustained at multiples of that figure.
The honest read on today's session is this: it is not a broad rally. It is a divergent market where one or two altcoin events created the optics of broad gains, institutional ETH accumulation is a real structural theme but partially obscured by ecosystem-level exploit noise, BTC is range-bound with no directional conviction in either direction, and the fear-greed reading of 8 tells you that sentiment has not turned — which historically precedes either a sharp reversal to the upside or continued slow bleed until a catalyst forces the resolution.
The traders positioned for Q2 reversal are watching the $69,300 resistance on BTC, because a clean break and hold above it on volume above $900 million in 24h would change the character of this range entirely. Until that happens, the framing of "markets rising broadly" is a narrative convenience, not a market reality.
BeautifulDay
2026-04-02 00:11
#CryptoMarketsRiseBroadly BTC is sitting at $68,105 with a 24h change of -0.13%. ETH is at $2,139, up 1.64%. SOL is down 2.4%. BNB is down 1.05%. The broad market narrative being pushed does not match the price action on the majors right now. What IS real is that certain pockets of the market moved violently, and that story is worth telling honestly. The fear and greed index reads 8 out of 100. That is Extreme Fear, not a bull session. It means the average participant is not buying this as a broad rally. The crowd is net defensive, and any price appreciation happening right now is occurring against a backdrop where most holders are still sitting on drawdown-induced anxiety rather than fresh optimism. Where the "broad rise" narrative finds its evidence is in the altcoin tier. StakeStone (STO) is up 130.6% in 24 hours and crossed into the top 10 by volume with over $13.6 million moved, which for a token at this market cap level signals concentrated, directional activity rather than organic market participation. SKOP ran 242% but on only $40,000 in volume, which disqualifies it from any serious analysis. Dar Open Network (D) is up 103% on $556,000 in volume. These are illiquid single-asset events, not a broad market tide. The nuance that matters: ETH's 1.64% gain while BTC barely moved is structurally interesting. The ETH/BTC ratio is grinding upward, consistent with what on-chain data has been flagging for weeks. BitMine added 45,000 ETH in a short window, US spot ETH ETF saw $31.2 million in net inflows in a single day, and the ETH bid has been institutional and methodical. That is a real rotation signal, not noise. BTC, however, is in a mechanical consolidation at $68,000. The 24h range was $67,592 to $69,305. That is a compression of just under 2.5%. Volume on BTC came in at roughly $662 million for the 24h window, which is not the kind of volume that drives trend initiation. It is the volume profile of a market waiting for an external catalyst, not a market generating its own momentum. The gold proxy XAUT did $30.9 million in 24h volume and is up 1.43%, which is notable. In a genuine risk-on environment, the Tether Gold trade typically loses oxygen as capital rotates into higher-beta assets. The fact that it remains one of the top-5 by volume suggests a portion of the active capital base is still hedging, not loading into crypto outright. SIREN is a warning worth flagging. It is down 56.7% in 24 hours while sitting as the fourth-highest volume token at $47.2 million. That is a liquidity event, likely tied to a listing pop followed by aggressive distribution. The retail participants chasing that early pump absorbed significant loss. This pattern repeats every cycle and is accelerating in frequency. The SOL -2.4% print alongside the Drift Protocol attack on the Solana ecosystem, where roughly $270 million was exploited and the attacker converted proceeds into ETH, adds a cross-chain narrative to today's session. Stolen capital flowing into ETH creates artificial buy pressure on the asset, which complicates any clean technical read on ETH's intraday strength. It does not invalidate the institutional accumulation thesis, but it makes the 1.64% gain less pure than it appears on the surface. The macro backdrop the market is discounting is also split. Iran tensions cooling and Morgan Stanley ETF access are the two bullish catalysts analysts are pointing toward for a Q2 reversal. BTC ETF flows showed $117.5 million in net inflows for March, which is directionally positive for the institutional accumulation thesis. But ETF inflow numbers at that level are not strong enough to break a range on their own. The inflow needed to drive a meaningful leg higher would need to be sustained at multiples of that figure. The honest read on today's session is this: it is not a broad rally. It is a divergent market where one or two altcoin events created the optics of broad gains, institutional ETH accumulation is a real structural theme but partially obscured by ecosystem-level exploit noise, BTC is range-bound with no directional conviction in either direction, and the fear-greed reading of 8 tells you that sentiment has not turned — which historically precedes either a sharp reversal to the upside or continued slow bleed until a catalyst forces the resolution. The traders positioned for Q2 reversal are watching the $69,300 resistance on BTC, because a clean break and hold above it on volume above $900 million in 24h would change the character of this range entirely. Until that happens, the framing of "markets rising broadly" is a narrative convenience, not a market reality.
BTC
-0.27%
ETH
+1.58%
SOL
-2.35%
BNB
-1.08%
Mais publicações sobre BTC

Perguntas Frequentes sobre a compra de Bitcoin(BTC)

As respostas às Perguntas Frequentes são geradas pela IA e são fornecidas apenas para referência. Avalie cuidadosamente o conteúdo.
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