# Spring Boot vs ASP.NET Core (2026): Which One to Choose? | Alher Tech

> Spring Boot vs ASP.NET Core compared for 2026: learning curve, performance, ecosystem, pros and cons, plus our honest verdict on which fits your project.

- Canonical page: https://alhertech.com/en/tech-comparison/spring-boot-vs-dotnet/
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|  | Spring Boot | ASP.NET Core |
| --- | --- | --- |
| Maintainer | Broadcom (VMware Tanzu) | Microsoft |
| First release | 2014 | 2016 |
| License | Apache 2.0 | MIT |
| Learning curve | Steep for newcomers, the JVM ecosystem, annotations and dependency injection are a lot to absorb, but conventions pay off at scale. | Moderate, c# is a clean, modern language and the docs are consistent, but the framework surface is large. |
| Performance | Excellent sustained throughput on the JVM; virtual threads (Java 21) removed the old concurrency ceiling, and GraalVM native images cut startup and memory when needed. | Among the fastest mainstream web frameworks in independent benchmarks (TechEmpower); Kestrel plus AOT compilation options. |

## Verdict

These are the closest rivals in this catalog, both typed, both fast, both built for enterprise scale. ASP.NET Core edges ahead on raw benchmark performance and Microsoft-stack integration; Spring Boot counters with the larger open-source JVM ecosystem and more cloud-neutral deployment culture. Existing team skills and vendor strategy should decide.

[Spring Boot](https://alhertech.com/en/tech-comparison/spring-boot/) · [ASP.NET Core](https://alhertech.com/en/tech-comparison/dotnet/) · [All technology comparisons](https://alhertech.com/en/tech-comparison/)