But you were wrong vs You are mistaken

When to use each in English, with meaning, register, and examples.

But you were wrong

Top 2,000 (common)

You are mistaken

Top 3,000 (common)
Most common: But you were wrong
 But you were wrongYou are mistaken
Pronunciation🇬🇧 //bʌt jʊ wɜːr rɒŋ//🇺🇸 //bʌt jʊ wɜr rɔŋ//🇬🇧 //jʊ ɑː ˌmɪˈsteɪ.kən//🇺🇸 //ju ɑr ˈmɪˌsteɪ.kən//
MeaningYou made a mistake.You are wrong about something.
ExampleI really thought I was right, but you were wrong.In this situation, you are mistaken about the rules.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 3,000 (common)
Collocationswere wrong about, were wrong to think, were wrong in your judgmentyou are mistaken about, you are mistaken in, you are mistaken for, you are often mistaken, you might be mistaken
Common mistakesUsing in overly formal situations., Not clarifying why they were wrong., Using 'but' when disagreeing in a friendly manner.Confused with 'you are wrong' which sounds harsher., Using it in a sarcastic tone may cause misunderstandings., Omitting 'you are' leading to incomplete sentences.
Usage notesCommonly used to correct someone in a conversation. Consider the tone and context to avoid sounding harsh.Used in polite disagreement. Avoid in formal writing; consider tone when addressing someone directly.

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But you were wrong
You are mistaken

Frequently asked questions: But you were wrong vs You are mistaken

What's the difference between But you were wrong and You are mistaken?

But you were wrong: You made a mistake. You are mistaken: You are wrong about something.

Which is more common: But you were wrong and You are mistaken?

But you were wrong is the most common in everyday English.

Can you show an example of each?

But you were wrong: I really thought I was right, but you were wrong. You are mistaken: In this situation, you are mistaken about the rules.

Can I use But you were wrong and You are mistaken interchangeably?

Not always. But you were wrong and You are mistaken are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.