Databases · head to head
Firebolt vs Redis

Firebolt
Databases
Sub-second analytics at cloud data warehouse scale
- From
- $1.84/hour
- Rated
- -
The short version
- Only Redis has a free tier, so it costs nothing to try first.
- Each has a real cost: Firebolt compute billed per second on Arm-based processors; small instances still incur measurable costs during idle periods despite auto-stop; Redis licensing changed from BSD to AGPL in 2025, impacting open-source usage
- They diverge on capability: Firebolt covers Sub-second Queries, Redis covers In-memory data store.
Where they differ
Only the attributes on which Firebolt and Redis actually diverge.
Identical on both: user rating (Not yet rated).
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 Firebolt
- Sub-second Queries
- Sparse Indexes
- Data Pruning
- Decoupled Storage/Compute
- SQL Support
- Semi-structured Data
- Workload Isolation
- Airflow
Only in Redis
- In-memory data store
- Data structures
- Pub/Sub messaging
- Lua scripting
- Transactions
- Persistence options
- Replication
- Clustering
What people use each for
The jobs each tool is most often brought in to do.
Firebolt
- Data analytics teams running gigabyte-to-petabyte datasets with sub-second query requirementsnot Redis
- Real-time business intelligence platforms requiring ACID transactions and snapshot isolationnot Redis
- Applications needing vector search on analytical data for similarity queriesnot Redis
Redis
- Cachingnot Firebolt
- Session managementnot Firebolt
- Real-time analyticsnot Firebolt
- Message queuingnot Firebolt
- Leaderboardsnot Firebolt
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
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
Redis
- Licensing changed from BSD to AGPL in 2025, impacting open-source usage
- All data must fit in memory, limiting scalability to available RAM
- No built-in support for multi-tenancy
- Limited transaction support compared to traditional databases
Pricing, plan by plan
Firebolt
$1.84/hourNo published plan breakdown. See the Firebolt review.
Redis
FreeNo published plan breakdown. See the Redis review.
Which should you pick?
Choose Firebolt if
- You need sub-second queries.
- You work on Cloud (AWS, GCP, Azure preview), Docker, Kubernetes.
- You also want sparse indexes.
Choose Redis if
- You need in-memory data store.
- You want to start without paying.
- You work on Linux, macOS, Windows.
- You also want data structures.
Questions people ask
- Is Firebolt or Redis better?
- Neither clearly leads. Firebolt starts at $1.84/hour and Redis at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Firebolt or Redis?
- Redis has a free tier; the other does not. Paid plans start at $1.84/hour for Firebolt and Free for Redis.
- Does Firebolt or Redis run on more platforms?
- Firebolt runs on Cloud (AWS, GCP, Azure preview), Docker, Kubernetes. Redis runs on Linux, macOS, Windows.
- Can I use Redis for free?
- Yes. Redis has a free tier, so you can try it without paying. Firebolt starts at $1.84/hour.
- What is Firebolt best used for?
- Firebolt is most often used for data analytics teams running gigabyte-to-petabyte datasets with sub-second query requirements, real-time business intelligence platforms requiring acid transactions and snapshot isolation, applications needing vector search on analytical data for similarity queries. Of those, data analytics teams running gigabyte-to-petabyte datasets with sub-second query requirements and real-time business intelligence platforms requiring acid transactions and snapshot isolation are not what Redis is typically brought in for.
- What can Firebolt do that Redis cannot?
- Firebolt covers Sub-second Queries, Sparse Indexes, Data Pruning, Decoupled Storage/Compute. Redis covers In-memory data store, Data structures, Pub/Sub messaging, Lua scripting.
Answered from the vendors’ own pages
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.
SourceRedis: Is Redis open source?
Redis was open source under the BSD license since its inception in 2009 and has remained open source. However, in 2024-2025, Redis Labs changed licensing to source-available and AGPL, prompting the creation of Valkey, a BSD-licensed open-source fork.
SourceFirebolt: 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.
SourceRedis: What is Redis used for?
Redis is an in-memory data structure store used primarily as a cache, database, and message broker. It provides high-speed data access for real-time applications, sessions, leaderboards, real-time analytics, and other use cases requiring fast data retrieval.
SourceFirebolt: 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
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- Firebolt vs PlanetScale
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- Firebolt vs Google Cloud SQL
- Firebolt vs MotherDuck
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- Firebolt vs Notion
- Firebolt vs Datadog
- Firebolt vs Monday.com
- Firebolt vs Terraform
- Firebolt vs Docker
- Firebolt vs Greenhouse
- Firebolt vs Google Chrome
- Firebolt vs Intercom
- Firebolt vs Mozilla Firefox
- Firebolt vs Okta
- Firebolt vs PostHog
- Firebolt vs Supabase
- Firebolt vs Amplitude
- Redis vs Cockroach Labs
- Redis vs PostgreSQL
- Redis vs Airtable
- Redis vs Amazon Aurora
- Redis vs Elasticsearch
- Redis vs Apache Kafka
- Redis vs PlanetScale
- Redis vs Meilisearch
- Redis vs Turso
- Redis vs Azure SQL
- Redis vs ClickHouse
- Redis vs Couchbase
- Redis vs DuckDB
- Redis vs MariaDB
- Redis vs Oracle Database
- Redis vs DataGrip
- Redis vs Google Cloud SQL
- Redis vs MotherDuck
- Redis vs Asana
- Redis vs ClickUp
- Redis vs Linear
- Redis vs Figma
- Redis vs Kubernetes
- Redis vs Notion
- Redis vs Datadog
- Redis vs Monday.com
- Redis vs Terraform
- Redis vs Docker
- Redis vs Greenhouse
- Redis vs Google Chrome
- Redis vs Intercom
- Redis vs Mozilla Firefox
- Redis vs Okta
- Redis vs PostHog
- Redis vs Supabase
- Redis vs Amplitude

