Before SegWit was activated, transactions were limited to 100,000 bytes or 100 kB. Bigger transactions were non-standard.

What is the limit for transaction size after the activation of SegWit?

  • Is the virtual size limited to 100,000 vbytes?
  • Is the raw size limited to 100,000 bytes?
  • Is there a new limit altogether?

1 Answer 1


The standardness limit in all recent Bitcoin Core versions with SegWit support is 400000 weight.

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