Mullvad Browser vs Opera: privacy compared
Mullvad Browser and Opera are both rated in browsers against the same 8 public criteria. Mullvad Browser does better on open source, no trackers or telemetry, no ads or data sales, blocks trackers by default, fingerprinting protection, no calls to big-tech services and timely security updates. Mullvad Browser is based in Sweden (Fourteen Eyes); Opera is based in Norway (Nine Eyes).
| Criterion | Mullvad Browser Our pick | Opera |
|---|---|---|
| Grade | Grade A A (90/100) | Grade F F (5/100) |
| Jurisdiction | Sweden Fourteen Eyes | Norway Nine Eyes |
| Open source Is all the source code needed to run the product public? | Yes source | No |
| No trackers or telemetry Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default? | Yes source | No source |
| No ads or data sales Is the product funded without advertising, ad targeting or selling user data? | Yes source | No source |
| Independent audit Has an independent security or privacy audit been published within the last three years? | No | No |
| Blocks trackers by default Are third-party trackers blocked by default, without installing extensions? | Yes source | No source |
| Fingerprinting protection Does the browser defend against fingerprinting by default? | Yes source | No |
| No calls to big-tech services Does the browser work without background connections to Google, Microsoft or Apple services? | Yes source | Partial source |
| Timely security updates Are security fixes from the upstream engine shipped quickly and automatically? | Yes source | No source |
Summaries
Mullvad Browser. Mullvad Browser scores 90 out of 100 (grade A) on the browsers criteria. It meets 7 of 8 criteria: open source, no trackers or telemetry, no ads or data sales, blocks trackers by default, fingerprinting protection, no calls to big-tech services and timely security updates. It does not meet independent audit. It is based in Sweden: Fourteen Eyes member; EU member (GDPR).
Opera. Opera scores 5 out of 100 (grade F) on the browsers criteria. It partly meets no calls to big-tech services. It does not meet open source, no trackers or telemetry, no ads or data sales, independent audit, blocks trackers by default, fingerprinting protection and timely security updates. It is based in Norway: Nine Eyes member; EEA member (GDPR).