Databases · head to head
Apache Solr vs Firebolt

Apache Solr
Databases
Enterprise search platform built on Apache Lucene
- From
- Free
- Rated
- -

Firebolt
Databases
Sub-second analytics at cloud data warehouse scale
- From
- $1.84/hour
- Rated
- -
The short version
- Only Apache Solr has a free tier, so it costs nothing to try first.
- Each has a real cost: Apache Solr xML-heavy configuration and a developer experience that feels dated beside newer engines; Firebolt compute billed per second on Arm-based processors; small instances still incur measurable costs during idle periods despite auto-stop
- They diverge on capability: Apache Solr covers Lucene-based indexing, Firebolt covers Sub-second Queries.
Where they differ
Only the attributes on which Apache Solr and Firebolt actually diverge.
| Attribute | Apache Solr | Firebolt |
|---|---|---|
| Starting price | Free | $1.84/hour |
| Pricing model | Open source, no licence fee | usage-based |
| Free tier | Yes | No |
| Platforms | Linux, Docker, Kubernetes, Self-hosted | Cloud (AWS, GCP, Azure preview), Docker, Kubernetes |
| Founded | Unknown | 2019 |
Identical on both: 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 Apache Solr
- Lucene-based indexing
- Faceted search
- SolrCloud
- Schema control
Only in Firebolt
- Sub-second Queries
- Sparse Indexes
- Data Pruning
- Decoupled Storage/Compute
- SQL Support
- Semi-structured Data
- Workload Isolation
- Airflow
What people use each for
The jobs each tool is most often brought in to do.
Apache Solr
- Library, archive and catalogue search where faceting is centralnot Firebolt
- Long-lived enterprise deployments valuing stability over noveltynot Firebolt
- Search requiring precise, explicitly configured relevance tuningnot Firebolt
Firebolt
- Data analytics teams running gigabyte-to-petabyte datasets with sub-second query requirementsnot Apache Solr
- Real-time business intelligence platforms requiring ACID transactions and snapshot isolationnot Apache Solr
- Applications needing vector search on analytical data for similarity queriesnot Apache Solr
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Apache Solr
- XML-heavy configuration and a developer experience that feels dated beside newer engines
- SolrCloud depends on ZooKeeper, adding a component Elasticsearch removed years ago
- Smaller mindshare now, so newer tutorials, hiring and integrations favour Elasticsearch
- Considerably heavier than a purpose-built application search engine
Firebolt
- Compute billed per second on Arm-based processors; small instances still incur measurable costs during idle periods despite auto-stop
- Storage pass-through charged at $0.0264/GB monthly on compressed data; uncompressed storage could exceed this
- Azure deployment currently in Preview status; production recommendations unclear
- Vector indexes limited to float arrays; other data types require alternative indexing strategies
- Free tier credits ($200) limited; no perpetual free tier for production use
Pricing, plan by plan
Apache Solr
Free- Apache SolrFree
- Full functionality
- No usage limits
- Community support
Firebolt
$1.84/hourNo published plan breakdown. See the Firebolt review.
Which should you pick?
Choose Apache Solr if
- You need lucene-based indexing.
- You want to start without paying.
- You work on Linux, Docker, Kubernetes, Self-hosted.
- You also want faceted search.
Choose Firebolt if
- You need sub-second queries.
- You work on Cloud (AWS, GCP, Azure preview), Docker, Kubernetes.
- You also want sparse indexes.
Questions people ask
- Is Apache Solr or Firebolt better?
- Neither clearly leads. Apache Solr starts at Free and Firebolt at $1.84/hour, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Apache Solr or Firebolt?
- Apache Solr has a free tier; the other does not. Paid plans start at Free for Apache Solr and $1.84/hour for Firebolt.
- Does Apache Solr or Firebolt run on more platforms?
- Apache Solr runs on Linux, Docker, Kubernetes, Self-hosted. Firebolt runs on Cloud (AWS, GCP, Azure preview), Docker, Kubernetes.
- Can I use Apache Solr for free?
- Yes. Apache Solr has a free tier, so you can try it without paying. Firebolt starts at $1.84/hour.
- What is Apache Solr best used for?
- Apache Solr is most often used for library, archive and catalogue search where faceting is central, long-lived enterprise deployments valuing stability over novelty, search requiring precise, explicitly configured relevance tuning. Of those, library, archive and catalogue search where faceting is central and long-lived enterprise deployments valuing stability over novelty are not what Firebolt is typically brought in for.
- What can Apache Solr do that Firebolt cannot?
- Apache Solr covers Lucene-based indexing, Faceted search, SolrCloud, Schema control. Firebolt covers Sub-second Queries, Sparse Indexes, Data Pruning, Decoupled Storage/Compute.
Answered from the vendors’ own pages
Apache Solr: Is Apache Solr free?
Yes, open source under the Apache Software Foundation.
Firebolt: How does Firebolt's compute billing model work?
Firebolt uses per-second billing with scale-to-zero capability. The smallest S tier costs $1.84 per hour with 8 vCPU and 64GB memory, while the largest 4XL tier costs $58.88 per hour with 256 vCPU. Users only pay when compute is running.
SourceApache Solr: Solr or Elasticsearch?
Both are built on Lucene. Elasticsearch has the larger ecosystem and a friendlier API; Solr is very mature and strong on faceted search, and remains common in library and catalogue systems.
Firebolt: What is the cost for data storage on Firebolt?
Storage costs $0.0264 per GB per month on object storage, billed as pass-through cost at cloud provider rates.
SourceApache Solr: Is Solr still maintained?
Yes, actively, as a top-level Apache project.
Firebolt: What free credits or trial does Firebolt offer new users?
New users receive $200 free credits to get started with the platform.
SourceFirebolt: Does Firebolt publish pricing for commitment-based discounts?
The pricing FAQ lists a question about commitment-based discounts but does not provide published answers on the pricing page. This requires direct inquiry with sales.
SourceFirebolt: What deployment options does Firebolt offer besides managed service?
Firebolt offers self-hosted open source deployment (unlimited) and Bring Your Own Cloud (BYOC) options in addition to managed service.
SourceRelated pages
More on Apache Solr
Other head to heads
- Apache Solr vs Cockroach Labs
- Apache Solr vs PostgreSQL
- Apache Solr vs Airtable
- Apache Solr vs Amazon Aurora
- Apache Solr vs Elasticsearch
- Apache Solr vs PlanetScale
- Apache Solr vs Meilisearch
- Apache Solr vs Turso
- Apache Solr vs Azure SQL
- Apache Solr vs ClickHouse
- Apache Solr vs Couchbase
- Apache Solr vs DuckDB
- Apache Solr vs MariaDB
- Apache Solr vs Oracle Database
- Apache Solr vs DataGrip
- Apache Solr vs Google Cloud SQL
- Apache Solr vs MotherDuck
- Apache Solr vs Apache Kafka
- Firebolt vs Cockroach Labs
- Firebolt vs PostgreSQL
- Firebolt vs Airtable
- Firebolt vs Amazon Aurora
- Firebolt vs Elasticsearch
- Firebolt vs PlanetScale
- Firebolt vs Meilisearch
- Firebolt vs Turso
- Firebolt vs Azure SQL
- Firebolt vs ClickHouse
- Firebolt vs Couchbase
- Firebolt vs DuckDB
- Firebolt vs MariaDB
- Firebolt vs Oracle Database
- Firebolt vs DataGrip
- Firebolt vs Google Cloud SQL
- Firebolt vs MotherDuck
- Firebolt vs Apache Kafka
