Azure Cosmos DB VS MongoDB
As of 4 November 2026, MongoDB is named by 5,667 companies and Azure Cosmos DB by 838; Azure Cosmos DB skews to companies under 200 people (35% vs 57%), MongoDB to companies over 1,000 (20% vs 42%).
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: Azure Cosmos DB's script and mail records show on hundreds of thousands of small sites, MongoDB rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Azure Cosmos DB: 2–200 employees
- 35%
- MongoDB: 2–200 employees
- 57%
- Azure Cosmos DB: 1,000+ employees
- 42%
- MongoDB: 1,000+ employees
- 20%
- Postings per company, 90 days
- 3.1 · 3.0
- 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 | Azure Cosmos DB | share | MongoDB | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 27 | 3% | 207 | 4% | even |
| 2-10 employees | 56 | 7% | 627 | 11% | MongoDB |
| 11-50 employees | 102 | 12% | 1,286 | 23% | MongoDB |
| 51-200 employees | 132 | 16% | 1,319 | 23% | MongoDB |
| 201-500 employees | 105 | 13% | 665 | 12% | even |
| 501-1000 employees | 68 | 8% | 409 | 7% | even |
| 1001-5000 employees | 143 | 17% | 558 | 10% | Azure Cosmos DB |
| 5001-10000 employees | 53 | 6% | 168 | 3% | Azure Cosmos DB |
| 10,001+ employees | 152 | 18% | 428 | 8% | Azure Cosmos DB |
| Segment | Azure Cosmos DB | share | MongoDB | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 387 | 46% | 3,326 | 59% | MongoDB |
| Business & finance services | 182 | 22% | 1,089 | 19% | Azure Cosmos DB |
| Manufacturing & industry | 76 | 9% | 295 | 5% | Azure Cosmos DB |
| Health care | 31 | 4% | 50 | 1% | Azure Cosmos DB |
| Commerce & trade | 29 | 3% | 118 | 2% | even |
| Consumer services & leisure | 28 | 3% | 180 | 3% | even |
| Public, community & associations | 21 | 3% | 93 | 2% | even |
| Transport, logistics & rental | 20 | 2% | 67 | 1% | even |
| Media & content | 19 | 2% | 209 | 4% | even |
| Utilities & infrastructure | 16 | 2% | 96 | 2% | even |
| Automotive | 11 | 1% | 44 | 1% | even |
| Property & construction | 9 | 1% | 53 | 1% | even |
| Segment | Azure Cosmos DB | share | MongoDB | share | Leans |
|---|---|---|---|---|---|
| United States | 467 | 56% | 2,967 | 52% | Azure Cosmos DB |
| United Kingdom | 79 | 9% | 355 | 6% | Azure Cosmos DB |
| Germany | 35 | 4% | 231 | 4% | even |
| Canada | 26 | 3% | 130 | 2% | even |
| India | 26 | 3% | 430 | 8% | MongoDB |
| France | 23 | 3% | 189 | 3% | even |
| Australia | 14 | 2% | 70 | 1% | even |
| Sweden | 13 | 2% | – | – | outside top 12 |
| Spain | 11 | 1% | 72 | 1% | even |
| Poland | 10 | 1% | 60 | 1% | even |
| Netherlands | 9 | 1% | 57 | 1% | even |
| Singapore | 9 | 1% | – | – | outside top 12 |
| Brazil | – | – | 106 | 2% | outside top 12 |
| Italy | – | – | 91 | 2% | outside top 12 |
| Segment | Azure Cosmos DB | share | MongoDB | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 1,551 | 45% | 15,668 | 65% | MongoDB |
| Data & AI | 701 | 20% | 2,231 | 9% | Azure Cosmos DB |
| IT operations & business systems | 322 | 9% | 2,657 | 11% | even |
| Engineering (non-software) | 166 | 5% | 308 | 1% | Azure Cosmos DB |
| Product, program & project management | 52 | 1% | 181 | 1% | even |
| Sales | 50 | 1% | 225 | 1% | even |
| Quality, safety & environment | 23 | 1% | 52 | 0% | even |
| Customer service & success | 15 | 0% | 175 | 1% | even |
| Marketing & communications | 10 | 0% | 54 | 0% | even |
| Design & UX | 9 | 0% | 51 | 0% | even |
| General management & consulting | 8 | 0% | 27 | 0% | even |
| Unclassified | 8 | 0% | 134 | 1% | even |
| Business development & strategy | 7 | 0% | 22 | 0% | even |
| Finance & accounting | 6 | 0% | 55 | 0% | even |
| Logistics warehouse and transport | 6 | 0% | 3 | 0% | even |
| Research and science | 6 | 0% | 12 | 0% | even |
| Administration & office | 4 | 0% | 12 | 0% | even |
| Legal, compliance & risk | 3 | 0% | 20 | 0% | even |
| Construction and civil | 2 | 0% | 9 | 0% | even |
| Facilities cleaning and security | 2 | 0% | 3 | 0% | even |
| Human resources | 2 | 0% | 37 | 0% | even |
| Procurement and purchasing | 2 | 0% | 5 | 0% | even |
| Arts media and entertainment | 1 | 0% | 12 | 0% | even |
| Education & training | 1 | 0% | 35 | 0% | even |
| Healthcare clinical | 1 | 0% | 2 | 0% | even |
| Real estate and property | 1 | 0% | – | – | outside top 12 |
| Public safety and protective services | – | – | 13 | 0% | outside top 12 |
| Skilled trades and field service | – | – | 9 | 0% | outside top 12 |
| Travel, leisure & events | – | – | 5 | 0% | outside top 12 |
| Manufacturing and production | – | – | 4 | 0% | outside top 12 |
| Agriculture and environment | – | – | 2 | 0% | outside top 12 |
The companies behind each column
Companies using Azure Cosmos DB →
Companies using MongoDB →
nosql document wide column ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
MongoDB is named by 5,667 companies in job postings and Azure Cosmos DB by 838; 349 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/azure-cosmos-db-vs-mongodb)
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.
Azure Cosmos DB vs MongoDB: questions
Which is more used, Azure Cosmos DB or MongoDB?
By companies naming it in their own job postings, MongoDB (5,667) over Azure Cosmos DB (838). By website-and-DNS footprint, MongoDB (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Azure Cosmos DB?
35% of Azure Cosmos DB companies have 2 to 200 employees, against 57% for MongoDB. 42% of Azure Cosmos DB companies have over 1,000 employees, against 20% for MongoDB.
Do companies run both?
349 companies name both in their postings, usually Azure Cosmos DB in marketing and MongoDB 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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