RSLogix VS Siemens SINUMERIK 840D
As of 30 October 2026, Siemens SINUMERIK 840D is named by 142 companies and RSLogix by 210; RSLogix skews to companies under 200 people (20% vs 44%), Siemens SINUMERIK 840D to companies over 1,000 (29% vs 59%).
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: RSLogix's script and mail records show on hundreds of thousands of small sites, Siemens SINUMERIK 840D rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- RSLogix: 2–200 employees
- 20%
- Siemens SINUMERIK 840D: 2–200 employees
- 44%
- RSLogix: 1,000+ employees
- 59%
- Siemens SINUMERIK 840D: 1,000+ employees
- 29%
- Postings per company, 90 days
- 2.1 · 2.2
- 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 | RSLogix | share | Siemens SINUMERIK 840D | share | Leans |
|---|---|---|---|---|---|
| 2-10 employees | 8 | 4% | 18 | 13% | Siemens SINUMERIK 840D |
| 11-50 employees | 12 | 6% | 20 | 14% | Siemens SINUMERIK 840D |
| 51-200 employees | 23 | 11% | 24 | 17% | Siemens SINUMERIK 840D |
| 201-500 employees | 29 | 14% | 24 | 17% | Siemens SINUMERIK 840D |
| 501-1000 employees | 14 | 7% | 14 | 10% | Siemens SINUMERIK 840D |
| 1001-5000 employees | 55 | 26% | 22 | 15% | RSLogix |
| 5001-10000 employees | 18 | 9% | 5 | 4% | RSLogix |
| 10,001+ employees | 51 | 24% | 14 | 10% | RSLogix |
| Self-employed | – | – | 1 | 1% | outside top 12 |
| Segment | RSLogix | share | Siemens SINUMERIK 840D | share | Leans |
|---|---|---|---|---|---|
| Manufacturing & industry | 126 | 60% | 106 | 75% | Siemens SINUMERIK 840D |
| Utilities & infrastructure | 20 | 10% | – | – | outside top 12 |
| Automotive | 19 | 9% | 14 | 10% | even |
| Business & finance services | 14 | 7% | 2 | 1% | RSLogix |
| Commerce & trade | 12 | 6% | 5 | 4% | RSLogix |
| Property & construction | 6 | 3% | 4 | 3% | even |
| Technology & software | 5 | 2% | 1 | 1% | even |
| Agriculture & forestry | 2 | 1% | – | – | outside top 12 |
| Public, community & associations | 2 | 1% | 1 | 1% | even |
| Media & content | 2 | 1% | 6 | 4% | Siemens SINUMERIK 840D |
| Health care | 1 | 0% | 1 | 1% | even |
| Transport, logistics & rental | 1 | 0% | 1 | 1% | even |
| Consumer services & leisure | – | – | 1 | 1% | outside top 12 |
| Segment | RSLogix | share | Siemens SINUMERIK 840D | share | Leans |
|---|---|---|---|---|---|
| United States | 158 | 75% | 25 | 18% | RSLogix |
| Canada | 12 | 6% | 1 | 1% | RSLogix |
| United Kingdom | 12 | 6% | 3 | 2% | RSLogix |
| Germany | 5 | 2% | 92 | 65% | Siemens SINUMERIK 840D |
| Australia | 4 | 2% | – | – | outside top 12 |
| France | 4 | 2% | 6 | 4% | Siemens SINUMERIK 840D |
| Austria | 2 | 1% | 4 | 3% | even |
| Switzerland | 2 | 1% | 3 | 2% | even |
| Netherlands | 2 | 1% | – | – | outside top 12 |
| Belgium | 1 | 0% | – | – | outside top 12 |
| Brazil | 1 | 0% | – | – | outside top 12 |
| Spain | 1 | 0% | 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 |
| Segment | RSLogix | share | Siemens SINUMERIK 840D | share | Leans |
|---|---|---|---|---|---|
| Skilled trades and field service | 249 | 44% | 51 | 13% | RSLogix |
| Engineering (non-software) | 244 | 43% | 30 | 8% | RSLogix |
| Software engineering | 6 | 1% | 1 | 0% | even |
| IT operations & business systems | 4 | 1% | – | – | outside top 12 |
| Product, program & project management | 4 | 1% | – | – | outside top 12 |
| Customer service & success | 2 | 0% | – | – | outside top 12 |
| Manufacturing and production | 2 | 0% | 281 | 71% | Siemens SINUMERIK 840D |
| Data & AI | 1 | 0% | – | – | outside top 12 |
| Education & training | 1 | 0% | 2 | 1% | even |
| Human resources | 1 | 0% | – | – | outside top 12 |
| Sales | 1 | 0% | – | – | outside top 12 |
| Construction and civil | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using RSLogix →
Companies using Siemens SINUMERIK 840D →
plc programming ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Siemens SINUMERIK 840D is named by 142 companies in job postings and RSLogix by 210; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/rslogix-vs-sinumerik-840d)
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.
RSLogix vs Siemens SINUMERIK 840D: questions
Which is more used, RSLogix or Siemens SINUMERIK 840D?
By companies naming it in their own job postings, RSLogix (210) over Siemens SINUMERIK 840D (142). By website-and-DNS footprint, Siemens SINUMERIK 840D (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses RSLogix?
20% of RSLogix companies have 2 to 200 employees, against 44% for Siemens SINUMERIK 840D. 59% of RSLogix companies have over 1,000 employees, against 29% for Siemens SINUMERIK 840D.
Do companies run both?
0 companies name both in their postings, usually RSLogix in marketing and Siemens SINUMERIK 840D 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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