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Databases · head to head

ScyllaDB vs Vespa

ScyllaDB logo

ScyllaDB

Databases

The real-time big data database compatible with Cassandra

From
Free
Rated
-
Full reviewWebsite
Vespa logo

Vespa

Databases

Distributed AI search platform for retrieval, ranking, and inference

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: ScyllaDB enterprise tier requires custom quote from sales; Vespa pricing not publicly listed, requires contacting sales
  • They diverge on capability: ScyllaDB covers Cassandra Compatible, Vespa covers Vector search.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which ScyllaDB and Vespa actually diverge.

Attributes where ScyllaDB and Vespa differ
AttributeScyllaDBVespa
Pricing modelusage-basedcontact-sales
PlatformsLinux, Docker, Kubernetes, WebCloud, Self-hosted
Founded20152023

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Databases).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in ScyllaDB

  • Cassandra Compatible
  • DynamoDB Compatible
  • 10x Throughput
  • Low Latency
  • Auto-tuning
  • Lightweight Transactions
  • Change Data Capture
  • Cassandra Drivers

Only in Vespa

  • Vector search
  • Text and structured search
  • Machine-learned ranking
  • Real-time serving
  • SQL interface
  • Automatic scaling
  • Open-source

What people use each for

The jobs each tool is most often brought in to do.

ScyllaDB

  • Real-time applicationsnot Vespa
  • Content managementnot Vespa
  • User profilesnot Vespa
  • Mobile backendsnot Vespa
  • Cachingnot Vespa

Vespa

  • Build RAG systems with semantic search over documentsnot ScyllaDB
  • Power e-commerce search with ML rankingnot ScyllaDB
  • Create recommendation engines for personalizationnot ScyllaDB
  • Implement real-time search for news or feedsnot ScyllaDB
  • Deploy private semantic search over sensitive datanot ScyllaDB

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

ScyllaDB

  • Enterprise tier requires custom quote from sales
  • Pricing varies by cloud provider, storage, and instance configuration
  • Contracts available but commitment required for subscription discounts

Vespa

  • Pricing not publicly listed, requires contacting sales
  • Steeper learning curve compared to simpler search tools
  • Operational complexity for self-hosted deployments
  • Smaller ecosystem compared to cloud-native alternatives

Pricing, plan by plan

ScyllaDB

Free
  • ScyllaDB Cloud Standard$null/variable
    • Usage-based billing: vCPU, RAM, NVMe SSD storage
    • 2-hour P1 support response time
    • 99.9% uptime SLA
  • ScyllaDB Cloud Professional$null/variable
    • Enterprise-grade scalability
    • 1-hour P1 support response
    • Enhanced features included
  • ScyllaDB Cloud Premium$null/variable
    • Custom security and networking
    • 15-minute P1 support response
    • 99.99% uptime SLA
  • ScyllaDB Enterprise$null/quote
    • Self-managed deployment
    • On-premise or private cloud
    • Custom quote required

Vespa

Free

No published plan breakdown. See the Vespa review.

Which should you pick?

Choose ScyllaDB if

  • You need cassandra compatible.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Web.
  • You also want dynamodb compatible.
ScyllaDB review

Choose Vespa if

  • You need vector search.
  • You want to start without paying.
  • You work on Cloud, Self-hosted.
  • You also want text and structured search.
Vespa review

Questions people ask

Is ScyllaDB or Vespa better?
Neither clearly leads. ScyllaDB starts at Free and Vespa at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ScyllaDB or Vespa?
ScyllaDB starts at Free and Vespa at Free.
Does ScyllaDB or Vespa run on more platforms?
ScyllaDB runs on Linux, Docker, Kubernetes, Web. Vespa runs on Cloud, Self-hosted.
Can I use ScyllaDB for free?
Both have a free tier, so you can try either at no cost before committing.
What is ScyllaDB best used for?
ScyllaDB is most often used for real-time applications, content management, user profiles, mobile backends. Of those, real-time applications and content management are not what Vespa is typically brought in for.
What can ScyllaDB do that Vespa cannot?
ScyllaDB covers Cassandra Compatible, DynamoDB Compatible, 10x Throughput, Low Latency. Vespa covers Vector search, Text and structured search, Machine-learned ranking, Real-time serving.

Answered from the vendors’ own pages

ScyllaDB: How is ScyllaDB Cloud pricing calculated?

ScyllaDB Cloud uses transparent, resource-based billing based on instance type (vCPU and RAM), NVMe SSD storage, service plan tier, deployment model, and cloud provider costs.

Source
Vespa: Is Vespa open-source?

Yes, Vespa is open-source under the Apache 2.0 license. The code is available on GitHub, and you can self-host or use the managed cloud service.

Source
ScyllaDB: Does ScyllaDB offer a free trial?

ScyllaDB offers a 30-day developer trial on smaller instances and a 48-hour production evaluation trial with full-grade instances.

Source
Vespa: What latency can Vespa achieve?

Vespa is designed for sub-100 millisecond latencies with thousands of queries per second, suitable for real-time search and recommendation applications.

Source
ScyllaDB: What cost savings are available for long-term ScyllaDB commitments?

ScyllaDB subscription contracts provide up to 70% or more in savings compared to on-demand hourly billing. 1-year and 3-year contract options are available.

Source
Vespa: Does Vespa support vector search?

Yes, Vespa provides native vector search capabilities alongside text, structured data, and tensor operations for building comprehensive search and AI applications.

Source
ScyllaDB: How much cheaper is ScyllaDB than DynamoDB?

Unlike DynamoDB which charges per read/write unit, ScyllaDB charges based on resource usage only, potentially delivering 50% or greater cost reduction for high-throughput workloads.

Source
Vespa: What is the pricing model for Vespa Cloud?

Vespa Cloud pricing is not publicly listed and requires contacting their sales team to discuss your specific use case and scale requirements.

Source
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