# Acunetix by Invicti vs Tenable Nessus Comparison

| | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Star Rating** | 4.1 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 105 | 301 | 
| **Largest Market Segment** | Enterprise (41.0% of reviews) | Mid-Market (39.4% of reviews) | 
| **Entry Level Price** | No pricing available | $3,390.00 1 License With One-Time Purchase | 

---
## Top Pros & Cons

### Acunetix by Invicti

Pros:
- Vulnerability Detection (7 reviews)
- Ease of Use (6 reviews)

Cons:
- Expensive (4 reviews)
- Complexity (3 reviews)

### Tenable Nessus

Pros:
- Vulnerability Identification (21 reviews)
- Vulnerability Detection (19 reviews)

Cons:
- Slow Scanning (8 reviews)
- Expensive (6 reviews)

---
## Ratings Comparison
| Rating | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
  | **Meets Requirements** | 8.3 (90 reviews) | 9.0 (248 reviews) | 
  | **Ease of Use** | 8.5 (91 reviews) | 8.9 (250 reviews) | 
  | **Ease of Setup** | 8.5 (66 reviews) | 8.8 (172 reviews) | 
  | **Ease of Admin** | 8.4 (60 reviews) | 8.9 (161 reviews) | 
  | **Quality of Support** | 7.8 (85 reviews) | 8.4 (229 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.2 (58 reviews) | 8.7 (149 reviews) | 
  | **Product Direction (% positive)** | 7.6 (89 reviews) | 8.9 (238 reviews) | 

---
## Pricing

### Acunetix by Invicti

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### Tenable Nessus

#### Entry-Level Pricing

Plan: Pro - 1 Year

Price: $3,390.00 1 License With One-Time Purchase

Description: 1-year license of the industry-leading vulnerability assessment solution.

Key Features:
- Automate your vulnerability scanning process

[Browse all 4 editions](https://www.g2.com/products/tenable-nessus/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Website Security

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | 8.0/10 | 36 |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Content Delivery** | Feature Not Available | Not enough data | 
| **Dashboard & Reporting** | 9.1 (31 reviews) | Not enough data | 
| **Alerting** | 8.4 (28 reviews) | Not enough data | 

#### Risk Analysis

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Blacklist and Whitelist** | Feature Not Available | Not enough data | 
| **Vulnerability Assessment** | 8.8 (31 reviews) | Not enough data | 
| **Security Auditing** | 8.3 (27 reviews) | Not enough data | 

#### Threat Protection

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Firewall** | Feature Not Available | Not enough data | 
| **DDoS Protection** | 7.4 (21 reviews) | Not enough data | 
| **Malware Detection** | 7.6 (22 reviews) | Not enough data | 
| **Malware Removal** | Feature Not Available | Not enough data | 

#### Generative AI

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **AI Text Summarization** | 6.4 (6 reviews) | Not enough data | 

### Penetration Testing

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | 7.8/10 | 36 |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **API / Integrations** | 7.5 (25 reviews) | Not enough data | 
| **Extensibility** | 7.4 (26 reviews) | Not enough data | 
| **Reporting and Analytics** | 8.6 (32 reviews) | Not enough data | 

#### Analysis

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Issue Tracking** | 8.1 (28 reviews) | Not enough data | 
| **Reconnaissance** | 7.7 (31 reviews) | Not enough data | 
| **Vulnerability Scan** | 8.6 (33 reviews) | Not enough data | 

#### Testing

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Command-Line Tools** | 6.5 (20 reviews) | Not enough data | 
| **Manual Testing** | 7.3 (24 reviews) | Not enough data | 
| **Test Automation** | 8.3 (28 reviews) | Not enough data | 
| **Performance and Reliability** | 8.1 (30 reviews) | Not enough data | 

### Dynamic Application Security Testing (DAST)

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | 8.0/10 | 32 |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **API / Integrations** | 7.9 (25 reviews) | Not enough data | 
| **Extensibility** | 7.6 (26 reviews) | Not enough data | 

#### Analysis

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Reporting and Analytics** | 8.4 (30 reviews) | Not enough data | 
| **Issue Tracking** | 7.9 (28 reviews) | Not enough data | 
| **Static Code Analysis** | Feature Not Available | Not enough data | 
| **Vulnerability Scan** | 8.7 (30 reviews) | Not enough data | 
| **Code Analysis** | 8.0 (22 reviews) | Not enough data | 

#### Testing

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Manual Testing** | 7.6 (23 reviews) | Not enough data | 
| **Test Automation** | 8.1 (29 reviews) | Not enough data | 
| **Compliance Testing** | 8.3 (24 reviews) | Not enough data | 
| **Black-Box Scanning** | 8.5 (28 reviews) | Not enough data | 
| **Detection Rate** | 8.7 (25 reviews) | Not enough data | 
| **False Positives** | 6.9 (27 reviews) | Not enough data | 

### Vulnerability Scanner

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | 8.3/10 | 39 |
| **Tenable Nessus** | 8.2/10 | 158 |

#### Performance

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Issue Tracking** | 8.2 (27 reviews) ✓ Verified | Feature Not Available | 
| **Detection Rate** | 8.5 (34 reviews) ✓ Verified | 8.9 (139 reviews) ✓ Verified | 
| **False Positives** | 6.9 (36 reviews) ✓ Verified | 6.7 (136 reviews) ✓ Verified | 
| **Automated Scans** | 8.6 (35 reviews) ✓ Verified | 9.0 (135 reviews) ✓ Verified | 

#### Network

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Compliance Testing** | 8.7 (28 reviews) ✓ Verified | 8.8 (134 reviews) ✓ Verified | 
| **Perimeter Scanning** | 8.6 (27 reviews) ✓ Verified | 8.8 (127 reviews) ✓ Verified | 
| **Configuration Monitoring** | 7.9 (24 reviews) ✓ Verified | 8.4 (110 reviews) ✓ Verified | 

#### Application

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Manual Application Testing** | 8.2 (27 reviews) ✓ Verified | Feature Not Available | 
| **Static Code Analysis** | 7.5 (23 reviews) ✓ Verified | 7.3 (83 reviews) | 
| **Black Box Testing** | 8.7 (33 reviews) ✓ Verified | 7.8 (102 reviews) | 

#### Agentic AI - Vulnerability Scanner

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.1 (9 reviews) | 
| **Proactive Assistance** | 9.3 (5 reviews) | 7.9 (8 reviews) | 

### API Security

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### API Management 

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **API Discovery** | Not enough data | Not enough data | 
| **API Monitoring** | Not enough data | Not enough data | 
| **Reporting** | Not enough data | Not enough data | 
| **Change Management** | Not enough data | Not enough data | 

#### Security Testing

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Compliance Monitoring** | Not enough data | Not enough data | 
| **API Verification** | Not enough data | Not enough data | 
| **API Testing** | Not enough data | Not enough data | 

#### Security Management

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Security and Policy Enforcement** | Not enough data | Not enough data | 
| **Anomoly Detection** | Not enough data | Not enough data | 
| **Bot Detection** | Not enough data | Not enough data | 

### Attack Surface Management

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | N/A | N/A |
| **Tenable Nessus** | 8.3/10 | 6 |

#### Asset Management

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Asset Discovery** | Not enough data | 6.9 (6 reviews) | 
| **Shadow IT Detection** | Not enough data | 7.5 (6 reviews) | 
| **Change Management** | Not enough data | 4.7 (6 reviews) | 

#### Monitoring

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Gap Analysis** | Not enough data | 8.3 (6 reviews) | 
| **Vulnerability Intelligence** | Not enough data | 10.0 (6 reviews) | 
| **Compliance Monitoring** | Not enough data | 8.6 (6 reviews) | 
| **Continuous Monitoring** | Not enough data | 9.2 (6 reviews) | 

#### Risk Management

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Risk-Prioritization** | Not enough data | 9.2 (6 reviews) | 
| **Reconnaissance** | Not enough data | 9.2 (6 reviews) | 
| **At-Risk Analysis** | Not enough data | 8.6 (6 reviews) | 
| **Threat Intelligence** | Not enough data | 9.4 (6 reviews) | 

#### Generative AI

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | 

### Cloud Security

| Product | Score | Reviews |
|---|---|---|
| **Acunetix by Invicti** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Cloud Visibility

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Data Discovery** | Not enough data | Not enough data | 
| **Cloud Registry** | Not enough data | Not enough data | 
| **Cloud Gap Analytics** | Not enough data | Not enough data | 

#### Security

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Data Security** | Not enough data | Not enough data | 
| **Data loss Prevention** | Not enough data | Not enough data | 
| **Security Auditing** | Not enough data | Not enough data | 

#### Identity

| Feature | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **SSO** | Not enough data | Not enough data | 
| **Governance** | Not enough data | Not enough data | 
| **User Analytics** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (2):** [Dynamic Application Security Testing (DAST) Software](https://www.g2.com/categories/dynamic-application-security-testing-dast), [Vulnerability Scanner Software](https://www.g2.com/categories/vulnerability-scanner)

**Unique to Acunetix by Invicti (2):** [Penetration Testing Tools](https://www.g2.com/categories/penetration-testing-tools), [Website Security Software](https://www.g2.com/categories/website-security)

**Unique to Tenable Nessus (2):** [ Attack Surface Management Software](https://www.g2.com/categories/attack-surface-management), [API Security Tools](https://www.g2.com/categories/api-security)


---
## Reviewer Demographics

### By Company Size

| Segment | Acunetix by Invicti | Tenable Nessus | 
|---|---|---|
| **Small-Business** | 26.0% | 26.1% | 
| **Mid-Market** | 33.0% | 39.4% | 
| **Enterprise** | 41.0% | 34.5% | 

### By Industry

#### Acunetix by Invicti

- **Information Technology and Services:** 21.0%
- **Computer Software:** 15.0%
- **Computer & Network Security:** 11.0%
- **Telecommunications:** 10.0%
- **Financial Services:** 6.0%
- **Banking:** 4.0%
- **Government Administration:** 3.0%
- **Security and Investigations:** 2.0%
- **Retail:** 2.0%
- **Real Estate:** 2.0%
- **Other:** 24.0%

#### Tenable Nessus

- **Information Technology and Services:** 25.7%
- **Computer & Network Security:** 16.5%
- **Financial Services:** 7.4%
- **Computer Software:** 6.0%
- **Banking:** 4.6%
- **Government Administration:** 3.9%
- **Higher Education:** 3.2%
- **Hospital & Health Care:** 2.5%
- **Education Management:** 2.1%
- **Telecommunications:** 2.1%
- **Other:** 26.1%

---
## Alternatives

### Alternatives to Acunetix by Invicti

- [Intruder](https://www.g2.com/products/intruder/reviews) — 4.8/5 stars (206 reviews)
- [Detectify](https://www.g2.com/products/detectify/reviews) — 4.5/5 stars (51 reviews)
- [Burp Suite](https://www.g2.com/products/burp-suite/reviews) — 4.8/5 stars (129 reviews)
- [Pentest-Tools.com](https://www.g2.com/products/pentest-tools-com/reviews) — 4.8/5 stars (100 reviews)
- [Veracode Application Security Platform](https://www.g2.com/products/veracode-application-security-platform/reviews) — 3.8/5 stars (25 reviews)
- [Beagle Security](https://www.g2.com/products/beagle-security/reviews) — 4.7/5 stars (88 reviews)
- [GitLab](https://www.g2.com/products/gitlab/reviews) — 4.5/5 stars (891 reviews)
- [HCL AppScan](https://www.g2.com/products/hcl-appscan/reviews) — 4.1/5 stars (76 reviews)
- [Tenable Vulnerability Management](https://www.g2.com/products/tenable-vulnerability-management/reviews) — 4.5/5 stars (122 reviews)
- [Wiz](https://www.g2.com/products/wiz-wiz/reviews) — 4.7/5 stars (792 reviews)

### Alternatives to Tenable Nessus

- [Intruder](https://www.g2.com/products/intruder/reviews) — 4.8/5 stars (206 reviews)
- [Invicti (formerly Netsparker)](https://www.g2.com/products/invicti-formerly-netsparker/reviews) — 4.6/5 stars (69 reviews)
- [Detectify](https://www.g2.com/products/detectify/reviews) — 4.5/5 stars (51 reviews)
- [Wiz](https://www.g2.com/products/wiz-wiz/reviews) — 4.7/5 stars (792 reviews)
- [Burp Suite](https://www.g2.com/products/burp-suite/reviews) — 4.8/5 stars (129 reviews)
- [Pentest-Tools.com](https://www.g2.com/products/pentest-tools-com/reviews) — 4.8/5 stars (100 reviews)
- [Veracode Application Security Platform](https://www.g2.com/products/veracode-application-security-platform/reviews) — 3.8/5 stars (25 reviews)
- [Orca Security](https://www.g2.com/products/orca-security/reviews) — 4.6/5 stars (259 reviews)
- [APPCHECK](https://www.g2.com/products/appcheck/reviews) — 4.6/5 stars (67 reviews)
- [Astra Pentest](https://www.g2.com/products/astra-pentest/reviews) — 4.6/5 stars (185 reviews)

---
## Top Discussions

### Acunetix by Invicti

- Title: [Does Acunetix Integrate with Web Application Firewalls?](https://www.g2.com/discussions/waf-integration) — 1 comment, 1 upvote
  > **Top comment:** "Yes, Acunetix Premium supports WAFs integrations with: 
Imperva SecureSphere
F5 BIG-IP Application Security Manager
FortiWeb WAF
Citrix WAF 

For more..."

### Tenable Nessus

- Title: [Is there a free version of Nessus?](https://www.g2.com/discussions/is-there-a-free-version-of-nessus) — 2 comments
  > **Top comment:** "30 /15 days trail is available "
- Title: [What does Nessus Professional scan for?](https://www.g2.com/discussions/about-nessus-2b3f6c8f-4cde-460a-bd61-f2527f0cdb45) — 2 comments, 1 upvote
  > **Top comment:** "It scans the system for  different vulnerabilities depending on what policy you want to scan the system with (like Internal PCI, Policy Compliance, SCAP,..."
- Title: [What types of devices can Nessus Professional scan?](https://www.g2.com/discussions/device-types-78d9c056-eb92-4435-aad4-32afa6a1a445) — 2 comments, 1 upvote
  > **Top comment:** "Windows PCs/servers , Linux systems/servers, Mobiles, IPMI devices like iLO, iDRAC, network switches, storage arrays, etc."
- Title: [How many IP Addresses can I scan?](https://www.g2.com/discussions/ip-addresses-b6ef755d-8e1e-4949-818a-ec228e8ac779) — 2 comments, 1 upvote
  > **Top comment:** "It depends on your license."
- Title: [What do I need to run Nessus professional?](https://www.g2.com/discussions/environment-c71784d4-2685-42a7-870f-56620a4bcb97) — 2 comments, 1 upvote
  > **Top comment:** "you don't need any special requirements you can run on any windows or Linux machine without any hazel."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/acunetix-by-invicti-vs-tenable-nessus)