Amazon S3 VS Azure Storage_
As of 4 November 2026, Azure Storage is named by 558 companies and Amazon S3 by 4,518; Amazon S3 skews to companies under 200 people (48% vs 35%), Azure Storage to companies over 1,000 (42% vs 26%).
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 S3's script and mail records show on hundreds of thousands of small sites, Azure Storage rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Amazon S3: 2–200 employees
- 48%
- Azure Storage: 2–200 employees
- 35%
- Amazon S3: 1,000+ employees
- 26%
- Azure Storage: 1,000+ employees
- 42%
- Postings per company, 90 days
- 2.9 · 2.4
- 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 S3 | share | Azure Storage | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 130 | 3% | 12 | 2% | even |
| 2-10 employees | 391 | 9% | 32 | 6% | Amazon S3 |
| 11-50 employees | 719 | 16% | 60 | 11% | Amazon S3 |
| 51-200 employees | 1,071 | 24% | 105 | 19% | Amazon S3 |
| 201-500 employees | 620 | 14% | 72 | 13% | even |
| 501-1000 employees | 426 | 9% | 45 | 8% | even |
| 1001-5000 employees | 597 | 13% | 98 | 18% | Azure Storage |
| 5001-10000 employees | 160 | 4% | 39 | 7% | Azure Storage |
| 10,001+ employees | 404 | 9% | 95 | 17% | Azure Storage |
| Segment | Amazon S3 | share | Azure Storage | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 2,411 | 53% | 267 | 48% | Amazon S3 |
| Business & finance services | 929 | 21% | 122 | 22% | even |
| Manufacturing & industry | 339 | 8% | 36 | 6% | even |
| Media & content | 176 | 4% | 16 | 3% | even |
| Consumer services & leisure | 136 | 3% | 23 | 4% | even |
| Commerce & trade | 106 | 2% | 21 | 4% | even |
| Public, community & associations | 99 | 2% | 11 | 2% | even |
| Utilities & infrastructure | 83 | 2% | 20 | 4% | even |
| Health care | 53 | 1% | 11 | 2% | even |
| Transport, logistics & rental | 49 | 1% | 10 | 2% | even |
| Automotive | 42 | 1% | 6 | 1% | even |
| Hospitality & travel | 42 | 1% | – | – | outside top 12 |
| Property & construction | – | – | 8 | 1% | outside top 12 |
| Segment | Amazon S3 | share | Azure Storage | share | Leans |
|---|---|---|---|---|---|
| United States | 2,853 | 63% | 316 | 57% | Amazon S3 |
| United Kingdom | 309 | 7% | 42 | 8% | even |
| Germany | 160 | 4% | 24 | 4% | even |
| India | 160 | 4% | 26 | 5% | even |
| France | 109 | 2% | 13 | 2% | even |
| Canada | 91 | 2% | 17 | 3% | even |
| Brazil | 65 | 1% | – | – | outside top 12 |
| Australia | 64 | 1% | 13 | 2% | even |
| Singapore | 52 | 1% | – | – | outside top 12 |
| Japan | 38 | 1% | – | – | outside top 12 |
| Netherlands | 38 | 1% | 8 | 1% | even |
| Spain | 37 | 1% | – | – | outside top 12 |
| Sweden | – | – | 10 | 2% | outside top 12 |
| Poland | – | – | 8 | 1% | outside top 12 |
| Belgium | – | – | 5 | 1% | outside top 12 |
| Switzerland | – | – | 5 | 1% | outside top 12 |
| Segment | Amazon S3 | share | Azure Storage | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 7,648 | 45% | 668 | 40% | Amazon S3 |
| Data & AI | 4,746 | 28% | 436 | 26% | even |
| IT operations & business systems | 2,179 | 13% | 336 | 20% | Azure Storage |
| Product, program & project management | 269 | 2% | 9 | 1% | even |
| Customer service & success | 156 | 1% | 4 | 0% | even |
| Engineering (non-software) | 148 | 1% | 7 | 0% | even |
| Sales | 120 | 1% | 8 | 0% | even |
| Finance & accounting | 27 | 0% | 1 | 0% | even |
| research and science | 27 | 0% | – | – | outside top 12 |
| Unclassified | 25 | 0% | 2 | 0% | even |
| General management & consulting | 24 | 0% | 2 | 0% | even |
| Business development & strategy | 16 | 0% | – | – | outside top 12 |
| Quality, safety & environment | 16 | 0% | 6 | 0% | even |
| arts media and entertainment | 14 | 0% | 2 | 0% | even |
| Education & training | 14 | 0% | 3 | 0% | even |
| construction and civil | 11 | 0% | 7 | 0% | even |
| Marketing & communications | 9 | 0% | – | – | outside top 12 |
| skilled trades and field service | 9 | 0% | 1 | 0% | even |
| logistics warehouse and transport | 8 | 0% | – | – | outside top 12 |
| Design & UX | 7 | 0% | – | – | outside top 12 |
| facilities cleaning and security | 7 | 0% | – | – | outside top 12 |
| Human resources | 7 | 0% | – | – | outside top 12 |
| Legal, compliance & risk | 6 | 0% | – | – | outside top 12 |
| Administration & office | 5 | 0% | 3 | 0% | even |
| hospitality and food service | 3 | 0% | – | – | outside top 12 |
| manufacturing and production | 2 | 0% | – | – | outside top 12 |
| Retail & store operations | 2 | 0% | – | – | outside top 12 |
| healthcare clinical | 1 | 0% | – | – | outside top 12 |
| procurement and purchasing | 1 | 0% | – | – | outside top 12 |
| public safety and protective services | 1 | 0% | – | – | outside top 12 |
| real estate and property | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using Amazon S3 →
Companies using Azure Storage →
storage systems ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Azure Storage is named by 558 companies in job postings and Amazon S3 by 4,518; 0 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/amazon-s3-vs-azure-storage)
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 S3 vs Azure Storage: questions
Which is more used, Amazon S3 or Azure Storage?
By companies naming it in their own job postings, Amazon S3 (4,518) over Azure Storage (558). By website-and-DNS footprint, Azure Storage (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Amazon S3?
48% of Amazon S3 companies have 2 to 200 employees, against 35% for Azure Storage. 26% of Amazon S3 companies have over 1,000 employees, against 42% for Azure Storage.
Do companies run both?
0 companies name both in their postings, usually Amazon S3 in marketing and Azure Storage 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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