// compare · security

Wordfence vs Sucuri

The two biggest names in WordPress security, built on opposite models. Wordfence runs its firewall at the plugin level — inside WordPress, on your server — and its free tier already includes that firewall plus a malware scanner. Sucuri runs its firewall at the edge as a DNS-level proxy that filters traffic before it reaches your server, but that firewall is paid-only; the free Sucuri plugin just monitors and hardens. It's a self-managed power tool versus a managed, edge-level service.

// at a glance

Product	Price	Lighthouse	WP.org	Open CVEs	Installs
Wordfence	$149	88	4.7 ★	0	5,000,000+
Sucuri Security	$199	—	4.2 ★	—	600,000+

Lighthouse: reproducible median of 5 mobile runs · CVEs: open advisories, Patchstack + Wordfence · Ratings: WordPress.org

// the picks

Best free & self-managed

Wordfence

A genuine firewall and malware scanner in the free tier, all configured inside WordPress. The pick when you want strong protection at no cost and are comfortable managing it yourself, with an optional premium threat-intelligence feed if your threat profile is elevated.

Best managed & edge protection

Sucuri Security

The paid Platform filters traffic at the edge before it reaches your server and backs it with a malware-cleanup guarantee — closer to a managed service. The pick for a business site where an incident is expensive and you'd rather pay for edge defense plus cleanup than self-manage.

// head to head

Wordfence

Security · Free, Pro from $149 · Since 2012

Full review

Wordfence is the default WordPress security plugin: WAF (web application firewall), malware scanner, login security, two-factor authentication, and live traffic monitoring. The free version is fully functional. Premium adds the real-time threat intelligence feed (vulnerabilities the moment they are disclosed) and country blocking. Owned by Defiant Inc.

Pros

Free version is a complete security baseline for most sites
Premium threat feed publishes CVE intel within hours of disclosure
Highly trusted in the WordPress security community
Genuine technical team behind it (Defiant publishes vulnerability research)

Cons

WAF runs as plugin-level WAF, less effective than edge-level (Cloudflare) for high-volume sites
Default settings can be aggressive on legitimate traffic
Premium annual cost is significant

Sucuri Security

Security · Free, Pro from $199 · Since 2011

Full review

Sucuri splits into two products that people often confuse. The free Sucuri Security plugin is a monitoring and hardening tool: it logs security events, checks core-file integrity against WordPress.org, runs a remote malware scan, and applies hardening recommendations. What it does not do is block attacks — that job belongs to the paid Sucuri Platform, a cloud-based Web Application Firewall that runs as a DNS-level proxy, filtering and caching traffic at the edge before it ever reaches your server. The Platform also bundles a malware-cleanup guarantee. If you want Sucuri's actual protection, you are buying the Platform; the plugin alone is visibility, not defense. Owned by GoDaddy since 2017.

Pros

Free plugin is a solid audit trail and integrity monitor
Cloud WAF filters and caches at the edge, taking load off your origin (unlike plugin-level firewalls)
Malware-cleanup service with a guarantee — closer to a managed service than a tool
Backed by a serious security research team and a large threat dataset

Cons

The free plugin does not block attacks — it only detects and reports
Real protection requires the paid Platform, priced per site and billed separately from the plugin
Edge WAF means routing your DNS through Sucuri, which is a bigger commitment than installing a plugin
Overkill for a small personal site that just needs basic hardening

The verdict

It comes down to who manages the defense and where it runs. Wordfence gives you a capable firewall and scanner for free, running at the plugin level, which you configure and maintain yourself — ideal for most self-managed sites. Sucuri's real protection is its paid edge firewall and cleanup service, which offloads filtering to the edge and hands you a guarantee if something gets through — ideal when downtime is costly and you want it handled. Note the free-tier asymmetry: Wordfence's free tier blocks attacks, Sucuri's free plugin only detects them.

// see also

Best WordPress Security Plugins

The full ranked roundup, with the best pick for each use case.

// faq

Frequently asked questions

Is Wordfence or Sucuri better?: Neither is universally better — they use different models. Wordfence's plugin-level firewall and malware scanner are free and self-managed, which suits most sites. Sucuri's edge firewall and cleanup guarantee are paid and managed, which suits business sites that want incident response handled. For a free option that actively blocks attacks, Wordfence wins; for managed edge protection with cleanup, Sucuri does.
Does the free Sucuri plugin replace Wordfence?: No. The free Sucuri plugin monitors file integrity, logs events, and can scan for malware, but it does not block attacks — that requires the paid Sucuri Platform. Wordfence's free tier does include a working firewall. So if you're comparing free versions, Wordfence protects and Sucuri only reports.
Can I use Wordfence and Sucuri together?: You can, but be deliberate. Running Wordfence's plugin firewall behind Sucuri's edge firewall is a valid layered setup — edge filtering first, plugin-level scanning and login security behind it. What you should avoid is stacking two plugin-level firewalls (for example Wordfence and AIOS), which conflict and cause false positives.

// methodology

Every figure in the comparison table is pulled from the same reproducible pipeline behind each plugin's detail page — Lighthouse scores are the median of five mobile runs on identical hosting, and open-CVE counts come from Patchstack and Wordfence Intelligence on every build. The editorial call is ours; the numbers are measured, not vendor-supplied.