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Amazon DynamoDB VS Azure Cosmos DB_
As of 4 November 2026, Azure Cosmos DB is named by 838 companies and Amazon DynamoDB by 1,955; Amazon DynamoDB skews to companies under 200 people (46% vs 35%), Azure Cosmos DB to companies over 1,000 (42% vs 29%).
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: Amazon DynamoDB's script and mail records show on hundreds of thousands of small sites, Azure Cosmos DB rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Amazon DynamoDB: 2–200 employees
- 46%
- Azure Cosmos DB: 2–200 employees
- 35%
- Amazon DynamoDB: 1,000+ employees
- 29%
- Azure Cosmos DB: 1,000+ employees
- 42%
- Postings per company, 90 days
- 2.6 · 3.1
- 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 | Amazon DynamoDB | share | Azure Cosmos DB | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 51 | 3% | 27 | 3% | even |
| 2-10 employees | 158 | 8% | 56 | 7% | even |
| 11-50 employees | 284 | 15% | 102 | 12% | Amazon DynamoDB |
| 51-200 employees | 450 | 23% | 132 | 16% | Amazon DynamoDB |
| 201-500 employees | 265 | 14% | 105 | 13% | even |
| 501-1000 employees | 177 | 9% | 68 | 8% | even |
| 1001-5000 employees | 265 | 14% | 143 | 17% | Azure Cosmos DB |
| 5001-10000 employees | 86 | 4% | 53 | 6% | even |
| 10,001+ employees | 219 | 11% | 152 | 18% | Azure Cosmos DB |
| Segment | Amazon DynamoDB | share | Azure Cosmos DB | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 1,082 | 55% | 387 | 46% | Amazon DynamoDB |
| Business & finance services | 392 | 20% | 182 | 22% | even |
| Manufacturing & industry | 114 | 6% | 76 | 9% | Azure Cosmos DB |
| Media & content | 79 | 4% | 19 | 2% | even |
| Consumer services & leisure | 63 | 3% | 28 | 3% | even |
| Commerce & trade | 57 | 3% | 29 | 3% | even |
| Utilities & infrastructure | 38 | 2% | 16 | 2% | even |
| Health care | 29 | 1% | 31 | 4% | Azure Cosmos DB |
| Transport, logistics & rental | 25 | 1% | 20 | 2% | even |
| Public, community & associations | 22 | 1% | 21 | 3% | even |
| Automotive | 20 | 1% | 11 | 1% | even |
| Property & construction | 16 | 1% | 9 | 1% | even |
| Segment | Amazon DynamoDB | share | Azure Cosmos DB | share | Leans |
|---|---|---|---|---|---|
| United States | 1,223 | 63% | 467 | 56% | Amazon DynamoDB |
| United Kingdom | 143 | 7% | 79 | 9% | Azure Cosmos DB |
| Germany | 65 | 3% | 35 | 4% | even |
| India | 59 | 3% | 26 | 3% | even |
| Brazil | 46 | 2% | – | – | outside top 12 |
| Canada | 45 | 2% | 26 | 3% | even |
| France | 37 | 2% | 23 | 3% | even |
| Australia | 28 | 1% | 14 | 2% | even |
| Japan | 25 | 1% | – | – | outside top 12 |
| Sweden | 21 | 1% | 13 | 2% | even |
| Spain | 20 | 1% | 11 | 1% | even |
| Singapore | 19 | 1% | 9 | 1% | even |
| Poland | – | – | 10 | 1% | outside top 12 |
| Netherlands | – | – | 9 | 1% | outside top 12 |
| Segment | Amazon DynamoDB | share | Azure Cosmos DB | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 4,268 | 63% | 1,551 | 45% | Amazon DynamoDB |
| Data & AI | 1,082 | 16% | 701 | 20% | Azure Cosmos DB |
| IT operations & business systems | 556 | 8% | 322 | 9% | even |
| Customer service & success | 84 | 1% | 15 | 0% | even |
| Product, program & project management | 59 | 1% | 52 | 1% | even |
| Engineering (non-software) | 48 | 1% | 166 | 5% | Azure Cosmos DB |
| Sales | 32 | 0% | 50 | 1% | even |
| Unclassified | 11 | 0% | 8 | 0% | even |
| construction and civil | 9 | 0% | 2 | 0% | even |
| Design & UX | 8 | 0% | 9 | 0% | even |
| Marketing & communications | 6 | 0% | 10 | 0% | even |
| Legal, compliance & risk | 5 | 0% | 3 | 0% | even |
| General management & consulting | 4 | 0% | 8 | 0% | even |
| Education & training | 3 | 0% | 1 | 0% | even |
| Quality, safety & environment | 3 | 0% | 23 | 1% | even |
| Administration & office | 2 | 0% | 4 | 0% | even |
| Finance & accounting | 2 | 0% | 6 | 0% | even |
| arts media and entertainment | 1 | 0% | 1 | 0% | even |
| hospitality and food service | 1 | 0% | – | – | outside top 12 |
| research and science | 1 | 0% | 6 | 0% | even |
| Business development & strategy | – | – | 7 | 0% | outside top 12 |
| logistics warehouse and transport | – | – | 6 | 0% | outside top 12 |
| facilities cleaning and security | – | – | 2 | 0% | outside top 12 |
| Human resources | – | – | 2 | 0% | outside top 12 |
| procurement and purchasing | – | – | 2 | 0% | outside top 12 |
| healthcare clinical | – | – | 1 | 0% | outside top 12 |
| real estate and property | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using Amazon DynamoDB →
Companies using Azure Cosmos DB →
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.
Azure Cosmos DB is named by 838 companies in job postings and Amazon DynamoDB by 1,955; 0 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/amazon-dynamodb-vs-azure-cosmos-db)
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.
Amazon DynamoDB vs Azure Cosmos DB: questions
Which is more used, Amazon DynamoDB or Azure Cosmos DB?
By companies naming it in their own job postings, Amazon DynamoDB (1,955) over Azure Cosmos DB (838). By website-and-DNS footprint, Azure Cosmos DB (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Amazon DynamoDB?
46% of Amazon DynamoDB companies have 2 to 200 employees, against 35% for Azure Cosmos DB. 29% of Amazon DynamoDB companies have over 1,000 employees, against 42% for Azure Cosmos DB.
Do companies run both?
0 companies name both in their postings, usually Amazon DynamoDB in marketing and Azure Cosmos DB 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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