Negociar o preço do carro vs. aceitar a primeira oferta da concessionária
Se você agir
Negociar o preço
14%
Se você não agir
Aceitar a primeira oferta da concessionária
23%
Porcentagem de quem mais tarde se arrepende de cada escolha. As barras e o registro completo aparecem abaixo.
Financeiro
Última revisão 2026-05-11
Qualidade das evidências 4.13/5
Pontuação de revisão em oito dimensões segundo a
grelha de qualidade
. Cada dimensão pontuada de 1 a 5.
D1 Verificação das fontes
5/5
D2 Autoridade e independência das fontes
4/5
D3 Precisão da taxa de arrependimento
2/5
D4 Comparabilidade das fontes
3/5
D5 Padrão de Gilovich
5/5
D6 Qualidade da prosa
5/5
D7 Completude das ressalvas
5/5
D8 Qualidade da amostra
4/5
Média4.13/5
Dados proxy — não existe nenhuma pesquisa direta sobre arrependimento para esta decisão. As taxas são derivadas de pontuações de satisfação e dados de barreiras de acesso em vez de perguntas que perguntavam diretamente sobre arrependimento. Veja advertências abaixo.
Arrependimento por ação
Negociar o preço
14%
~14% dos compradores de carros que negociam relatam insatisfação com o processo ou resultado (proxy da literatura de atrito e remorso do comprador)
Compradores de carros nos EUA e Reino Unido que tentaram negociação de preço
retrospectivo, sem prazo fixo
Arrependimento por omissão
Aceitar a primeira oferta da concessionária
23%
23% dos compradores de carros dizem que pagar a mais é seu pior erro de compra de carro
Adultos nos EUA que compraram um carro
retrospectivo, sem prazo fixo
% se arrependem desta escolha
Negociar o preçoAceitar a primeira oferta da concessionária
14%23%
inaction dominates — A inacção domina — a maioria arrepende-se de não ter agido.
Decisões relacionadas
Decisões semanticamente semelhantes — mesmo terreno, compromissos diferentes.
Mudar para carro elétricoManter um carro a combustão
46%16%
A ação predomina
Arrependimento de ação 2.9× maior
Among used-car buyers who attempted to negotiate, 83% succeeded in paying less than the asking price, with a median saving of $900 — roughly 8% off the sticker — according to a Consumer Reports survey of 1,006 US buyers. The group that did not negotiate accepted a higher price for no reason other than not asking. An Ipsos survey of 1,005 US adults found that 23% of car buyers named overpaying as their single worst mistake in the car-buying process, ranking it ahead of not doing enough research (20%), buying the wrong car (14%), and buying from an untrustworthy source (14%). The LendingTree car-regrets survey (n=1,919) separately found that 8% of recent buyers specifically regret not shopping around for a better deal — a narrower, more direct measure of negotiation regret.
The asymmetry tracks cleanly with the Gilovich-Medvec inaction-dominance pattern. Negotiating and failing costs nothing in price — you end up paying exactly what non-negotiators pay, and in most cases you still drive away with the car. Negotiating and succeeding saves hundreds to thousands of dollars. Not negotiating locks in the sticker price permanently. The expected value of asking is positive, the downside is minimal, and yet a large share of buyers accept the first number without countering. Edmunds data shows that by Q3 2024, the average US new-vehicle buyer was leaving with the car $1,744 below MSRP — a figure that reflects an entire population of buyers, including those who did not negotiate, being averaged against those who did. Individual negotiators likely fared better than the mean.
The caveats are real. Market conditions shift the leverage dramatically: during the 2021–2022 inventory shortage, used-car prices spiked well above pre-pandemic levels and dealers routinely added markups above MSRP, making negotiation nearly impossible for popular models. In a surplus market — the environment most buyers will encounter across their lifetime — the leverage returns to the buyer. The Ipsos regret figure (23%) almost certainly conflates depreciation disappointment with negotiation failure; buyers who timed their purchase during a price peak, negotiated well, and still watched the car lose value quickly would also report this regret. The CarGurus UK data shows 53% of buyers find negotiation uncomfortable — a real barrier that suppresses attempts — but discomfort during the process does not reliably translate into regret about having tried.
Fontes: acção
Registro de evidências
Cada número abaixo é o que cada fonte relatou, com a citação literal em que nos baseamos e como chegamos ao nosso valor. Clique em qualquer link para verificar diretamente.
1/2 fontes verificadas de forma independente palavra por palavra em relação à fonte citada
[1]Consumer Reports — Why Haggling for Your Next Car Really Pays
Verificado
Fonte de referência
70% of used-car buyers who haggled succeeded 83% of the time, saving a median of $900 (8% off asking price)
Trecho
“"70 percent of used-car buyers haggled over the price, succeeding in getting a better deal 83 percent of the time. The median was $900, or 8 percent less than the asking price."
”
Dados da fonte de
2023-01-01
Acessado
2026-05-11
Verificação
Trecho obtido novamente de forma independente e confirmado palavra por palavra em relação à fonte citada durante nossa auditoria de fundamentação.
Cálculo
Consumer Reports survey of n=1,006 US adults who purchased a used car in the past five years. The 83% success rate among negotiators implies 17% failed to improve the price. Even among those who failed, they were no worse off than non-negotiators. Low post-negotiation regret is estimated from the inverse: the majority who succeeded saved real money (median $900), the minority who failed got the same price they would have accepted anyway. The 14% action-regret proxy is derived conservatively from the failure rate (17%) adjusted downward by the fact that failed negotiators lose nothing — they pay the same price as non-negotiators.
[2]CarGurus UK — Car Negotiation Tips — Consumer Survey
Fonte de referência
53% of car buyers found negotiating 'too uncomfortable'; among successful negotiators, average savings were £896 (~$1,100)
Trecho
“"Fewer than a third of car buyers (29%) always try to negotiate. 53% found negotiating too uncomfortable. Among those who did negotiate successfully, the average saving was £896."
”
Dados da fonte de
2023-05-01
Acessado
2026-05-11
Cálculo
CarGurus UK commissioned survey of n=2,000 UK motorists, May 2023. The discomfort figure (53%) represents anxiety during the process, not post-purchase regret. UK negotiation norms differ from US; the discomfort rate is used as a proxy upper bound for action-side regret, acknowledging the methodological mismatch. The savings figure (£896) contextualizes stakes: real money is on the table, which suppresses retrospective regret even when the process was uncomfortable.
Fontes: inacção
Registro de evidências
Cada número abaixo é o que cada fonte relatou, com a citação literal em que nos baseamos e como chegamos ao nosso valor. Clique em qualquer link para verificar diretamente.
1/2 fontes verificadas de forma independente palavra por palavra em relação à fonte citada
[1]Ipsos — Top Car Buyer Regrets Include Overpaying for a New Car and Not Doing Enough Research
Verificado
Fonte de referência
23% of car buyers say overpaying for a new car that quickly depreciated was their single worst mistake
Trecho
“"Roughly a quarter (23%) say that their worst mistake when purchasing a car was overpaying for a new car that quickly depreciated. One in five (20%) say their worst mistake was not doing enough research."
”
Dados da fonte de
2009-01-01
Acessado
2026-05-11
Verificação
Trecho obtido novamente de forma independente e confirmado palavra por palavra em relação à fonte citada durante nossa auditoria de fundamentação.
Cálculo
Ipsos online panel survey of n=1,005 US adults ages 18+, January 2009. Margin of error ±3.1pp. The question asked respondents to identify their single worst car-buying mistake. "Overpaying for a new car that quickly depreciated" encompasses both depreciation timing and price negotiation failure; it is the closest available US survey data linking car purchase regret to price paid. Because the question conflates depreciation and negotiation failure, the 23% figure is an upper bound for negotiation-specific regret. No more recent US survey with comparable methodology on car-price- specific regret was identified. Used as the inaction-regret rate.
[2]LendingTree — Car Regrets Survey: Nearly 4 in 10 Who Bought a Car in the Past Year Have Regrets
Fonte de referência
8% of recent car buyers specifically regret not shopping around for a better deal
Trecho
“"Nearly 4 in 10 who bought a car in the past year have regrets. Top regrets include wrong make/model (14%), bought an unaffordable car (10%), and not shopping around for a better car deal (8%)."
”
Dados da fonte de
2021-12-01
Acessado
2026-05-11
Cálculo
LendingTree survey of n=1,919 US car owners conducted via Qualtrics, December 2021. The 8% figure is the direct measurement of "not shopping around for a better deal" as a reported regret — the closest available operationalization of not-negotiating regret. Because shopping around and price negotiation are related but not identical, and because this question allows multiple regrets while Ipsos forced a single worst mistake, the two figures are not directly comparable. The 23% Ipsos upper bound and 8% LendingTree lower bound bracket the inaction-regret range. We use 0.23 as the conservative estimate of stated regret about overpaying.
Ressalvas
PROXY MEASUREMENTS THROUGHOUT. No survey directly asks: "Did you fail to negotiate the car price, and do you regret it?" The 23% inaction figure (Ipsos 2009) conflates depreciation regret with negotiation regret; some buyers who overpaid did negotiate, and some who underpaid did not. The Ipsos data is also 16 years old and predates the COVID-era inventory shortage (2021–2022), during which most buyers paid above MSRP regardless of negotiating skill. The 14% action-regret estimate is derived from the Consumer Reports 17% failure-to-improve rate adjusted downward, not from a direct regret survey. Edmunds data (Q3 2024) shows new-vehicle buyers now average $1,744–$1,884 below MSRP — the stakes are real and growing. The CarGurus discomfort figure (53% found negotiating uncomfortable) is a process measure, not a retrospective regret measure, and comes from a UK sample that may understate negotiation norms in the US. The overall direction — inaction regret exceeds action regret — is robustly supported by the Consumer Reports and Ipsos data, but the gap is small enough that the specific rates should be read as approximate rather than calibrated. Market conditions matter: in a hot inventory market (e.g., 2021–2022), dealers rarely negotiated and buyers had little leverage; in a buyer's market (e.g., post-2023), negotiation is far more feasible and inaction regret is likely higher.
