Compare · business telephony

Asterisk VS Avaya_

As of 4 November 2026, Avaya is named by 266 companies and Asterisk by 137; Asterisk skews to companies under 200 people (53% vs 24%), Avaya to companies over 1,000 (54% vs 18%).

As of 4 November 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: Asterisk's script and mail records show on hundreds of thousands of small sites, Avaya rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.

Asterisk: 2–200 employees
53%
Avaya: 2–200 employees
24%
Asterisk: 1,000+ employees
18%
Avaya: 1,000+ employees
54%
Postings per company, 90 days
1.5 · 3.0
Website or DNS footprint
0 · 0
137companies name Asterisk
266companies name Avaya
12name both
203 · 790postings in 90 days, Asterisk · Avaya
02 — Side 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
SegmentAsteriskshareAvayashareLeans
Self-employed32%52%even
2-10 employees1410%62%Asterisk
11-50 employees2619%228%Asterisk
51-200 employees3324%3614%Asterisk
201-500 employees2720%2911%Asterisk
501-1000 employees107%249%even
1001-5000 employees118%6123%Avaya
5001-10000 employees54%176%Avaya
10,001+ employees86%6625%Avaya
By industry
SegmentAsteriskshareAvayashareLeans
Technology & software7756%9937%Asterisk
Business & finance services1914%5822%Avaya
Utilities & infrastructure1914%187%Asterisk
Manufacturing & industry86%187%even
Public, community & associations32%62%even
Media & content32%42%even
Commerce & trade21%52%even
Consumer services & leisure21%135%Avaya
Health care21%249%Avaya
Property & construction11%62%even
Transport, logistics & rental11%62%even
Hospitality & travel––62%outside top 12
By country
SegmentAsteriskshareAvayashareLeans
United States6850%16562%Avaya
United Kingdom86%187%even
Canada75%125%even
India75%52%Asterisk
Germany64%73%even
France54%93%even
Italy54%––outside top 12
Spain43%31%even
Australia21%21%even
Belgium21%––outside top 12
Brazil21%31%even
Switzerland21%––outside top 12
United Arab Emirates––52%outside top 12
Mexico––31%outside top 12
Singapore––31%outside top 12
Postings by team (share of each tool's postings)
SegmentAsteriskshareAvayashareLeans
Software engineering9334%867%Asterisk
IT operations & business systems8531%33629%Asterisk
Customer service & success114%908%Avaya
Engineering (non-software)114%202%Asterisk
Data & AI52%161%even
Sales41%746%Avaya
skilled trades and field service41%363%even
Product, program & project management31%968%Avaya
arts media and entertainment10%10%even
Marketing & communications10%20%even
Administration & office––363%outside top 12
Finance & accounting––71%outside top 12
Business development & strategy––50%outside top 12
Quality, safety & environment––50%outside top 12
healthcare clinical––40%outside top 12
Unclassified––40%outside top 12
General management & consulting––30%outside top 12
public safety and protective services––30%outside top 12
Education & training––20%outside top 12
hospitality and food service––20%outside top 12
construction and civil––10%outside top 12
healthcare support and caregiving––10%outside top 12
Human resources––10%outside top 12
Legal, compliance & risk––10%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.

Avaya is named by 266 companies in job postings and Asterisk by 137; 12 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/asterisk-vs-avaya)
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

Asterisk vs Avaya: questions

Which is more used, Asterisk or Avaya?

By companies naming it in their own job postings, Avaya (266) over Asterisk (137). By website-and-DNS footprint, Avaya (0 vs 0), because its scripts and mail records sit on many small company sites.

Who chooses Asterisk?

53% of Asterisk companies have 2 to 200 employees, against 24% for Avaya. 18% of Asterisk companies have over 1,000 employees, against 54% for Avaya.

Do companies run both?

12 companies name both in their postings, usually Asterisk in marketing and Avaya 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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