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Compare · plc programming

Function Block Diagram VS Siemens TIA Portal

As of 30 October 2026, Siemens TIA Portal is named by 960 companies and Function Block Diagram by 107; Function Block Diagram skews to companies under 200 people (32% vs 40%), Siemens TIA Portal to companies over 1,000 (37% vs 48%).

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: Function Block Diagram's script and mail records show on hundreds of thousands of small sites, Siemens TIA Portal rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.

Function Block Diagram: 2–200 employees
32%
Siemens TIA Portal: 2–200 employees
40%
Function Block Diagram: 1,000+ employees
48%
Siemens TIA Portal: 1,000+ employees
37%
Postings per company, 90 days
1.8 · 2.3
Website or DNS footprint
0 · 0
107companies name Function Block Diagram
960companies name Siemens TIA Portal
51name both
190 · 2,169postings in 90 days, Function Block Diagram · Siemens TIA Portal
02Side by side

Who chooses which

Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.

By company size
SegmentFunction Block DiagramshareSiemens TIA PortalshareLeans
Self-employed11%10%even
2-10 employees98%818%even
11-50 employees109%12313%Siemens TIA Portal
51-200 employees1514%18019%Siemens TIA Portal
201-500 employees1312%12813%even
501-1000 employees87%9510%Siemens TIA Portal
1001-5000 employees1615%13814%even
5001-10000 employees98%657%even
10,001+ employees2624%14916%Function Block Diagram
By industry
SegmentFunction Block DiagramshareSiemens TIA PortalshareLeans
Manufacturing & industry6561%62365%Siemens TIA Portal
Business & finance services77%839%Siemens TIA Portal
Technology & software77%222%Function Block Diagram
Utilities & infrastructure77%394%Function Block Diagram
Property & construction66%505%even
Automotive55%485%even
Commerce & trade33%374%even
Public, community & associations22%182%even
Media & content22%91%even
Consumer services & leisure11%81%even
Hospitality & travel11%––outside top 12
Transport, logistics & rental11%101%even
Agriculture & forestry––51%outside top 12
By country
SegmentFunction Block DiagramshareSiemens TIA PortalshareLeans
United States5652%24025%Function Block Diagram
Germany98%39341%Siemens TIA Portal
United Kingdom87%323%Function Block Diagram
Canada44%152%Function Block Diagram
Poland44%131%Function Block Diagram
India33%––outside top 12
Netherlands33%313%even
Australia22%––outside top 12
Belgium22%131%even
France22%414%Siemens TIA Portal
Austria11%445%Siemens TIA Portal
Bulgaria11%––outside top 12
Switzerland––243%outside top 12
Italy––243%outside top 12
Spain––162%outside top 12
Postings by team (share of each tool's postings)
SegmentFunction Block DiagramshareSiemens TIA PortalshareLeans
Engineering (non-software)13554%1,40150%Function Block Diagram
Skilled trades and field service3012%74526%Siemens TIA Portal
Software engineering2811%1194%Function Block Diagram
Unclassified52%50%even
IT operations & business systems42%191%even
Quality, safety & environment31%90%even
Agriculture and environment21%––outside top 12
Sales21%80%even
Customer service & success10%100%even
Data & AI10%––outside top 12
Hospitality and food service10%––outside top 12
Manufacturing and production10%60%even
Education & training––161%outside top 12
Product, program & project management––130%outside top 12
Construction and civil––90%outside top 12
Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

Siemens TIA Portal is named by 960 companies in job postings and Function Block Diagram by 107; 51 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/function-block-diagram-vs-siemens-tia-portal)
How we know

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.
FAQ

Function Block Diagram vs Siemens TIA Portal: questions

Which is more used, Function Block Diagram or Siemens TIA Portal?

By companies naming it in their own job postings, Siemens TIA Portal (960) over Function Block Diagram (107). By website-and-DNS footprint, Siemens TIA Portal (0 vs 0), because its scripts and mail records sit on many small company sites.

Who chooses Function Block Diagram?

32% of Function Block Diagram companies have 2 to 200 employees, against 40% for Siemens TIA Portal. 48% of Function Block Diagram companies have over 1,000 employees, against 37% for Siemens TIA Portal.

Do companies run both?

51 companies name both in their postings, usually Function Block Diagram in marketing and Siemens TIA Portal 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.

Companies and people

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