Benchmark: 1Password 8 vs. Bitwarden 2026 for Credential Autofill Speed
A 2026 benchmark compared credential autofill speeds between 1Password 8 and Bitwarden 2026 across desktop and mobile platforms. Bitwarden 2026 outperformed 1Password 8 in most scenarios, particularly in cached and cross-origin autofill, while 1Password 8 showed a slight advantage in first-visit autofill on macOS. Both tools remain within acceptable usability thresholds, with sub-250ms performance across all tests.
- ▪Bitwarden 2026 showed faster cached and cross-origin autofill speeds than 1Password 8 across all desktop and mobile environments.
- ▪1Password 8 had slightly faster first-visit autofill on macOS due to deeper OS integration via the Secure Enclave.
- ▪Bitwarden 2026 achieved up to 24.6% faster cached autofill on Android and demonstrated lower 95th percentile latency peaks compared to 1Password 8.
- ▪Both password managers performed similarly when autofilling 2FA codes and credit card details, with latency differences under 5ms.
- ▪The tests were conducted with identical 500-credential vaults and repeated 100 times per environment to ensure statistical reliability.
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