Cisco ACI VS Cisco Nexus
As of 30 October 2026, Cisco Nexus is named by 138 companies and Cisco ACI by 303; Cisco ACI skews to companies under 200 people (25% vs 32%), Cisco Nexus to companies over 1,000 (49% vs 51%).
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Cisco ACI's script and mail records show on hundreds of thousands of small sites, Cisco Nexus rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Cisco ACI: 2–200 employees
- 25%
- Cisco Nexus: 2–200 employees
- 32%
- Cisco ACI: 1,000+ employees
- 51%
- Cisco Nexus: 1,000+ employees
- 49%
- Postings per company, 90 days
- 3.7 · 3.3
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Cisco ACI | share | Cisco Nexus | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 2 | 1% | 3 | 2% | even |
| 2-10 employees | 6 | 2% | 2 | 1% | even |
| 11-50 employees | 30 | 10% | 15 | 11% | even |
| 51-200 employees | 41 | 14% | 27 | 20% | Cisco Nexus |
| 201-500 employees | 33 | 11% | 10 | 7% | Cisco ACI |
| 501-1000 employees | 35 | 12% | 14 | 10% | even |
| 1001-5000 employees | 70 | 23% | 33 | 24% | even |
| 5001-10000 employees | 25 | 8% | 11 | 8% | even |
| 10,001+ employees | 61 | 20% | 23 | 17% | Cisco ACI |
| Segment | Cisco ACI | share | Cisco Nexus | share | Leans |
|---|---|---|---|---|---|
| Business & finance services | 103 | 34% | 25 | 18% | Cisco ACI |
| Technology & software | 101 | 33% | 68 | 49% | Cisco Nexus |
| Property & construction | 25 | 8% | – | – | outside top 12 |
| Manufacturing & industry | 23 | 8% | 12 | 9% | even |
| Public, community & associations | 12 | 4% | 5 | 4% | even |
| Transport, logistics & rental | 9 | 3% | – | – | outside top 12 |
| Utilities & infrastructure | 8 | 3% | 5 | 4% | even |
| Commerce & trade | 6 | 2% | 6 | 4% | Cisco Nexus |
| Consumer services & leisure | 6 | 2% | 3 | 2% | even |
| Media & content | 5 | 2% | 7 | 5% | Cisco Nexus |
| Health care | 4 | 1% | 6 | 4% | Cisco Nexus |
| Automotive | 1 | 0% | – | – | outside top 12 |
| Agriculture & forestry | – | – | 1 | 1% | outside top 12 |
| Segment | Cisco ACI | share | Cisco Nexus | share | Leans |
|---|---|---|---|---|---|
| United States | 198 | 65% | 89 | 64% | even |
| France | 16 | 5% | 4 | 3% | Cisco ACI |
| United Kingdom | 15 | 5% | 12 | 9% | Cisco Nexus |
| Germany | 11 | 4% | 3 | 2% | even |
| Canada | 8 | 3% | – | – | outside top 12 |
| Belgium | 6 | 2% | 1 | 1% | even |
| Singapore | 5 | 2% | 2 | 1% | even |
| Australia | 4 | 1% | 1 | 1% | even |
| Brazil | 4 | 1% | 2 | 1% | even |
| India | 4 | 1% | 6 | 4% | Cisco Nexus |
| Italy | 3 | 1% | 4 | 3% | even |
| Netherlands | 3 | 1% | 4 | 3% | even |
| United Arab Emirates | – | – | 1 | 1% | outside top 12 |
| Segment | Cisco ACI | share | Cisco Nexus | share | Leans |
|---|---|---|---|---|---|
| IT operations & business systems | 704 | 48% | 535 | 76% | Cisco Nexus |
| Engineering (non-software) | 408 | 28% | 11 | 2% | Cisco ACI |
| Software engineering | 48 | 3% | 38 | 5% | Cisco Nexus |
| Sales | 37 | 3% | 11 | 2% | even |
| Construction and civil | 34 | 2% | 1 | 0% | Cisco ACI |
| Product, program & project management | 14 | 1% | 7 | 1% | even |
| Quality, safety & environment | 9 | 1% | – | – | outside top 12 |
| Customer service & success | 7 | 0% | 2 | 0% | even |
| Data & AI | 7 | 0% | 2 | 0% | even |
| Administration & office | 4 | 0% | – | – | outside top 12 |
| General management & consulting | 4 | 0% | 3 | 0% | even |
| Skilled trades and field service | 4 | 0% | – | – | outside top 12 |
| Education & training | – | – | 6 | 1% | outside top 12 |
| Social care and community | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using Cisco ACI →
Companies using Cisco Nexus →
routing switching wireless ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Cisco Nexus is named by 138 companies in job postings and Cisco ACI by 303; 79 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/cisco-aci-vs-cisco-nexus)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
Cisco ACI vs Cisco Nexus: questions
Which is more used, Cisco ACI or Cisco Nexus?
By companies naming it in their own job postings, Cisco ACI (303) over Cisco Nexus (138). By website-and-DNS footprint, Cisco Nexus (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Cisco ACI?
25% of Cisco ACI companies have 2 to 200 employees, against 32% for Cisco Nexus. 51% of Cisco ACI companies have over 1,000 employees, against 49% for Cisco Nexus.
Do companies run both?
79 companies name both in their postings, usually Cisco ACI in marketing and Cisco Nexus in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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