CAN bus VS KNX
As of 30 October 2026, KNX is named by 276 companies and CAN bus by 1,350; CAN bus skews to companies under 200 people (48% vs 58%), KNX to companies over 1,000 (21% vs 28%).
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: CAN bus's script and mail records show on hundreds of thousands of small sites, KNX rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- CAN bus: 2–200 employees
- 48%
- KNX: 2–200 employees
- 58%
- CAN bus: 1,000+ employees
- 28%
- KNX: 1,000+ employees
- 21%
- Postings per company, 90 days
- 3.5 · 1.9
- 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 | CAN bus | share | KNX | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 14 | 1% | 1 | 0% | even |
| 2-10 employees | 129 | 10% | 70 | 25% | KNX |
| 11-50 employees | 236 | 17% | 45 | 16% | even |
| 51-200 employees | 285 | 21% | 45 | 16% | CAN bus |
| 201-500 employees | 201 | 15% | 36 | 13% | even |
| 501-1000 employees | 105 | 8% | 20 | 7% | even |
| 1001-5000 employees | 168 | 12% | 33 | 12% | even |
| 5001-10000 employees | 63 | 5% | 9 | 3% | even |
| 10,001+ employees | 149 | 11% | 17 | 6% | CAN bus |
| Segment | CAN bus | share | KNX | share | Leans |
|---|---|---|---|---|---|
| Manufacturing & industry | 630 | 47% | 55 | 20% | CAN bus |
| Technology & software | 217 | 16% | 10 | 4% | CAN bus |
| Automotive | 149 | 11% | 4 | 1% | CAN bus |
| Business & finance services | 130 | 10% | 27 | 10% | even |
| Utilities & infrastructure | 44 | 3% | 12 | 4% | even |
| Transport, logistics & rental | 34 | 3% | – | – | outside top 12 |
| Commerce & trade | 32 | 2% | 9 | 3% | even |
| Property & construction | 31 | 2% | 126 | 46% | KNX |
| Public, community & associations | 28 | 2% | 10 | 4% | even |
| Consumer services & leisure | 22 | 2% | 4 | 1% | even |
| Media & content | 20 | 1% | 9 | 3% | even |
| Health care | 6 | 0% | 5 | 2% | even |
| Hospitality & travel | – | – | 3 | 1% | outside top 12 |
| Segment | CAN bus | share | KNX | share | Leans |
|---|---|---|---|---|---|
| United States | 735 | 54% | 14 | 5% | CAN bus |
| Germany | 143 | 11% | 157 | 57% | KNX |
| United Kingdom | 74 | 5% | 5 | 2% | CAN bus |
| France | 46 | 3% | 14 | 5% | even |
| Sweden | 40 | 3% | – | – | outside top 12 |
| India | 37 | 3% | – | – | outside top 12 |
| Netherlands | 35 | 3% | 11 | 4% | even |
| Canada | 29 | 2% | – | – | outside top 12 |
| Spain | 20 | 1% | 4 | 1% | even |
| Italy | 20 | 1% | 9 | 3% | even |
| Switzerland | 17 | 1% | 8 | 3% | even |
| Australia | 15 | 1% | – | – | outside top 12 |
| Austria | – | – | 13 | 5% | outside top 12 |
| Belgium | – | – | 6 | 2% | outside top 12 |
| Luxembourg | – | – | 5 | 2% | outside top 12 |
| United Arab Emirates | – | – | 4 | 1% | outside top 12 |
| Segment | CAN bus | share | KNX | share | Leans |
|---|---|---|---|---|---|
| Engineering (non-software) | 2,419 | 37% | 91 | 13% | CAN bus |
| Software engineering | 2,413 | 37% | 17 | 2% | CAN bus |
| Skilled trades and field service | 488 | 7% | 314 | 45% | KNX |
| IT operations & business systems | 102 | 2% | 11 | 2% | even |
| Quality, safety & environment | 81 | 1% | – | – | outside top 12 |
| Sales | 77 | 1% | 33 | 5% | KNX |
| Product, program & project management | 48 | 1% | 7 | 1% | even |
| Data & AI | 34 | 1% | – | – | outside top 12 |
| Customer service & success | 18 | 0% | 2 | 0% | even |
| Education & training | 9 | 0% | 8 | 1% | even |
| Construction and civil | 8 | 0% | 30 | 4% | KNX |
| Logistics warehouse and transport | 8 | 0% | – | – | outside top 12 |
| Administration & office | – | – | 6 | 1% | outside top 12 |
| Arts media and entertainment | – | – | 2 | 0% | outside top 12 |
| Business development & strategy | – | – | 2 | 0% | outside top 12 |
The companies behind each column
Companies using CAN bus →
Companies using KNX →
iot platforms protocols ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
KNX is named by 276 companies in job postings and CAN bus by 1,350; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/can-bus-vs-knx)
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.
CAN bus vs KNX: questions
Which is more used, CAN bus or KNX?
By companies naming it in their own job postings, CAN bus (1,350) over KNX (276). By website-and-DNS footprint, KNX (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses CAN bus?
48% of CAN bus companies have 2 to 200 employees, against 58% for KNX. 28% of CAN bus companies have over 1,000 employees, against 21% for KNX.
Do companies run both?
0 companies name both in their postings, usually CAN bus in marketing and KNX 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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