Siemens SINUMERIK 840D VS TwinCAT
As of 30 October 2026, TwinCAT is named by 210 companies and Siemens SINUMERIK 840D by 142; Siemens SINUMERIK 840D skews to companies under 200 people (44% vs 45%), TwinCAT to companies over 1,000 (33% vs 29%).
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: Siemens SINUMERIK 840D's script and mail records show on hundreds of thousands of small sites, TwinCAT rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Siemens SINUMERIK 840D: 2–200 employees
- 44%
- TwinCAT: 2–200 employees
- 45%
- Siemens SINUMERIK 840D: 1,000+ employees
- 29%
- TwinCAT: 1,000+ employees
- 33%
- Postings per company, 90 days
- 2.2 · 1.8
- 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 | Siemens SINUMERIK 840D | share | TwinCAT | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 1 | 1% | 1 | 0% | even |
| 2-10 employees | 18 | 13% | 21 | 10% | Siemens SINUMERIK 840D |
| 11-50 employees | 20 | 14% | 32 | 15% | even |
| 51-200 employees | 24 | 17% | 42 | 20% | TwinCAT |
| 201-500 employees | 24 | 17% | 31 | 15% | Siemens SINUMERIK 840D |
| 501-1000 employees | 14 | 10% | 13 | 6% | Siemens SINUMERIK 840D |
| 1001-5000 employees | 22 | 15% | 27 | 13% | Siemens SINUMERIK 840D |
| 5001-10000 employees | 5 | 4% | 12 | 6% | TwinCAT |
| 10,001+ employees | 14 | 10% | 31 | 15% | TwinCAT |
| Segment | Siemens SINUMERIK 840D | share | TwinCAT | share | Leans |
|---|---|---|---|---|---|
| Manufacturing & industry | 106 | 75% | 133 | 63% | Siemens SINUMERIK 840D |
| Automotive | 14 | 10% | 14 | 7% | Siemens SINUMERIK 840D |
| Media & content | 6 | 4% | 3 | 1% | Siemens SINUMERIK 840D |
| Commerce & trade | 5 | 4% | 5 | 2% | even |
| Property & construction | 4 | 3% | 5 | 2% | even |
| Business & finance services | 2 | 1% | 15 | 7% | TwinCAT |
| Public, community & associations | 1 | 1% | 6 | 3% | TwinCAT |
| Consumer services & leisure | 1 | 1% | 4 | 2% | even |
| Health care | 1 | 1% | 2 | 1% | even |
| Technology & software | 1 | 1% | 8 | 4% | TwinCAT |
| Transport, logistics & rental | 1 | 1% | 3 | 1% | even |
| Utilities & infrastructure | – | – | 12 | 6% | outside top 12 |
| Segment | Siemens SINUMERIK 840D | share | TwinCAT | share | Leans |
|---|---|---|---|---|---|
| Germany | 92 | 65% | 87 | 41% | Siemens SINUMERIK 840D |
| United States | 25 | 18% | 72 | 34% | TwinCAT |
| France | 6 | 4% | 3 | 1% | Siemens SINUMERIK 840D |
| Austria | 4 | 3% | 7 | 3% | even |
| Switzerland | 3 | 2% | 6 | 3% | even |
| United Kingdom | 3 | 2% | 5 | 2% | even |
| Spain | 2 | 1% | – | – | outside top 12 |
| Canada | 1 | 1% | 2 | 1% | even |
| Czechia | 1 | 1% | – | – | outside top 12 |
| India | 1 | 1% | – | – | outside top 12 |
| Italy | 1 | 1% | – | – | outside top 12 |
| Lithuania | 1 | 1% | – | – | outside top 12 |
| Netherlands | – | – | 8 | 4% | outside top 12 |
| Poland | – | – | 4 | 2% | outside top 12 |
| Belgium | – | – | 3 | 1% | outside top 12 |
| Sweden | – | – | 3 | 1% | outside top 12 |
| Norway | – | – | 2 | 1% | outside top 12 |
| Segment | Siemens SINUMERIK 840D | share | TwinCAT | share | Leans |
|---|---|---|---|---|---|
| Manufacturing and production | 281 | 71% | 1 | 0% | Siemens SINUMERIK 840D |
| Skilled trades and field service | 51 | 13% | 66 | 12% | even |
| Engineering (non-software) | 30 | 8% | 328 | 60% | TwinCAT |
| Education & training | 2 | 1% | 3 | 1% | even |
| Construction and civil | 1 | 0% | – | – | outside top 12 |
| Software engineering | 1 | 0% | 80 | 15% | TwinCAT |
| IT operations & business systems | – | – | 2 | 0% | outside top 12 |
| Customer service & success | – | – | 1 | 0% | outside top 12 |
| Research and science | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using Siemens SINUMERIK 840D →
Companies using TwinCAT →
plc programming ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
TwinCAT is named by 210 companies in job postings and Siemens SINUMERIK 840D by 142; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/sinumerik-840d-vs-twincat)
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.
Siemens SINUMERIK 840D vs TwinCAT: questions
Which is more used, Siemens SINUMERIK 840D or TwinCAT?
By companies naming it in their own job postings, TwinCAT (210) over Siemens SINUMERIK 840D (142). By website-and-DNS footprint, TwinCAT (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Siemens SINUMERIK 840D?
44% of Siemens SINUMERIK 840D companies have 2 to 200 employees, against 45% for TwinCAT. 29% of Siemens SINUMERIK 840D companies have over 1,000 employees, against 33% for TwinCAT.
Do companies run both?
0 companies name both in their postings, usually Siemens SINUMERIK 840D in marketing and TwinCAT 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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