1Password Password Manager vs LastPass Autofill: Side-by-Side Comparison (2026)

1Password Password Manager: Password manager for storing, generating, and autofilling credentials. built by 1Password. Core capabilities include Password generation, Autosave and autofill credentials, Passkey support..

LastPass Autofill: Password manager with autofill for credentials, payment info, and forms. built by LastPass. Core capabilities include Automatic password saving and autofill, Encrypted password vault with zero-knowledge security, Password generator for creating strong unique passwords..

Both serve the Password Management market but differ in approach, feature depth, and target audience.

1Password Password Manager differentiates with Password generation, Autosave and autofill credentials, Passkey support. LastPass Autofill differentiates with Automatic password saving and autofill, Encrypted password vault with zero-knowledge security, Password generator for creating strong unique passwords.

1Password Password Manager is developed by 1Password. LastPass Autofill is developed by LastPass. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

1Password Password Manager and LastPass Autofill serve similar Password Management use cases: both are Password Management tools, both cover Password Management, Browser Security, Authentication. Review the feature comparison above to determine which fits your requirements.