Microsoft SQL Server vs MongoDB:Which is more popular?
In September 2026, MongoDB had more branded searches than Microsoft SQL Server among database platforms worldwide. MongoDB had about 673,000 branded searches, while Microsoft SQL Server had 90,500. MongoDB made up 21.9% of all database platform searches we track, and Microsoft SQL Server accounted for 2.9%. When we asked ChatGPT and Google AI Overviews about database platforms, Microsoft SQL Server and MongoDB each appeared in four of the five answers. Microsoft SQL Server was mentioned before MongoDB in four out of five answers.
Who do people search for more?
MongoDB, about 7 searches for every 1 for Microsoft SQL Server
Who does AI mention more?
Both were mentioned in 4 of 5 answers.
Who does AI recommend more?
Microsoft SQL Server, named ahead of MongoDB in 4 of 5 answers
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Top database platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Microsoft SQL Server was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. MongoDB was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Microsoft SQL Server was listed before MongoDB in four out of five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
PostgreSQL1st
MySQL2nd- Microsoft SQL Server3rd
Oracle4th- MongoDB5th
SQLite6th
Redis7th
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- PostgreSQL5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- MongoDB4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Microsoft SQL Server4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- MySQL4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Oracle3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- SQLite2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Redis1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
See every answer about database platforms
5 answers
Asked ChatGPT
“Which database platform should I use?”
Asked ChatGPT
“What are the best database platforms?”
Asked ChatGPT
“What's the best database platform for a software team?”
Searched Google, AI Overview
“database platforms”
Searched Google, AI Overview
“sql database software”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Microsoft SQL Server or MongoDB more popular in search?
This chart shows how often people search Google for Microsoft SQL Server and MongoDB by name. Each line represents a brand's share of searches for all seven database platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for MongoDB, Microsoft SQL Server. The figures are in the table below the chart.
View monthly share of searches table
| Month | Oracle | MongoDB | Redis | SQLite | Microsoft SQL Server | MySQL | PostgreSQL |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 54.7% | 24.6% | 9.5% | 6% | 4% | 0.54% | 0.66% |
| Nov 2025 | 50.5% | 27.7% | 8.9% | 6.8% | 4.5% | 0.75% | 0.75% |
| Dec 2025 | 59.9% | 22% | 7.2% | 6.6% | 3% | 0.59% | 0.73% |
| Jan 2026 | 58.5% | 21.5% | 8.4% | 6.4% | 3.5% | 0.87% | 0.71% |
| Feb 2026 | 53.4% | 23.9% | 9.4% | 7.2% | 3.9% | 1.4% | 0.79% |
| Mar 2026 | 55.6% | 25% | 8.1% | 6.1% | 3.3% | 1% | 0.82% |
| Apr 2026 | 60.7% | 22.3% | 7.2% | 5.4% | 3% | 0.73% | 0.73% |
| May 2026 | 53.9% | 24.2% | 9.5% | 7.2% | 3.3% | 0.97% | 0.97% |
| Jun 2026 | 54.7% | 24.5% | 8% | 7.3% | 3.3% | 0.99% | 1.2% |
| Jul 2026 | 50.6% | 27.9% | 7.8% | 6.8% | 3.8% | 1.7% | 1.4% |
| Aug 2026 | 52.5% | 23.7% | 9.6% | 7.1% | 3.9% | 1.7% | 1.4% |
| Sep 2026 | 59.7% | 21.9% | 7.1% | 6.6% | 2.9% | 0.88% | 0.88% |
How has the Microsoft SQL Server and MongoDB comparison changed over the last 12 months?
3 findings
- MongoDB was ahead of Microsoft SQL Server in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Microsoft SQL Server’s share of searches among database platforms worldwide moved from 4% to 2.9%, and its estimated monthly branded searches moved from 135K to 90.5K.
- Across the 12 months ending September 2026, MongoDB’s share of searches among database platforms worldwide moved from 24.6% to 21.9%, and its estimated monthly branded searches moved from 823K to 673K.
How did search popularity change for database platforms worldwide in September 2026?
2 changes
In September 2026, MongoDB lost share of searches among database platforms worldwide, from 23.7% to 21.9%.
In September 2026, Microsoft SQL Server lost share of searches among database platforms worldwide, from 3.9% to 2.9%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Microsoft SQL Server’s and MongoDB’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Microsoft SQL Server
1 branded search term
- microsoft sql server
MongoDB
1 branded search term
- mongodb
Other head-to-heads among database platforms
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