How to read this comparison
For a password manager, the decision rests on two things most of all: can you trust the security, and what does it cost to run for your team? Features matter, but they are secondary to those two. So this comparison leads with security and transparency, then price, before the usual feature talk.
This is a research-based brief — it synthesises the products’ own documentation with the independent security coverage cited below, and uses a categorical verdict rather than a numeric score, because we have not run a controlled hands-on test of all three.
The short version
For most founders and small teams, Bitwarden is the right call. It is open-source and independently audited, so its security claims are verifiable rather than asserted; it has a free tier that actually works; and its paid plans are the cheapest of the three. That combination of verifiable security and value is hard to beat.
Step up to 1Password when you will pay for the most polished apps and the deepest admin control — it is the easiest to roll out to non-technical colleagues, and its Secret Key model and audit record are excellent. Consider Dashlane specifically if a bundled VPN and dark-web monitoring in one subscription are what you want, accepting that it publishes less third-party audit detail than the other two.
A note on trust
All three use zero-knowledge encryption and none has a publicly known breach of user vaults. The meaningful difference is transparency: Bitwarden’s open source and regular published audits let outsiders verify its claims, 1Password backs its closed-source apps with frequent independent audits and SOC 2 Type 2, and Dashlane shares the least public audit detail of the three. For a tool whose entire job is trust, that transparency gap is worth weighing.