CrateDB vs Redis: Which is Better in 2026?
Choosing between CrateDB and Redis comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
CrateDB
Real-time analytics database for instant insights from any data, at any scale, with SQL.
Best for you if:
- • Real-time analytics database for instant querying of diverse data at scale using SQL.
- • Supports complex aggregations, hybrid search (including vector similarity), and AI model integration.
Redis
Managed in-memory database for real-time data across clouds
Best for you if:
- • In-memory data store for caching and real-time features
- • Microsecond response times for common operations
| At a Glance |  CrateDB |  Redis |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Data & Databases | Data & Databases |
Rating | 4.4/5 | 4.6/5 |
Free plan | Yes | Yes |
Choose CrateDB or Redis?
Choose CrateDB if
Real-time analytics database for instant insights from any data, at any scale, with SQL.
- Distributed SQL database
- Time-series optimized
- Good performance
- Budget matters (Free vs Free)
Choose Redis if
Managed in-memory database for real-time data across clouds
- Lightning fast
- Versatile data types
- Simple to use
| Feature | CrateDB | Redis |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | ★4.4/5 84 reviews | ★4.6/5 201 reviews |
| Categories | Data & DatabasesAnalytics | Data & DatabasesCloud & Infrastructure |
In-Depth Analysis
CrateDB
Real-time analytics database for instant insights from any data, at any scale, with SQL.
CrateDB offers a generous Free tier and a very flexible Shared tier starting at $0.073 per hour, making it accessible for development and non-critical workloads.
Watch out
Overage charges for exceeding resource limits
Strengths
- +Distributed SQL database
- +Time-series optimized
- +Good performance
- +Full-text search
- +Open source
Weaknesses
- -Smaller community
- -Learning curve
- -Limited ecosystem
- -Documentation gaps
- -Less known
Key features
Redis
Managed in-memory database for real-time data across clouds
Redis Cloud pricing is straightforward at the low end, Free (30 MB) and Essentials (from $5/month) cover most development and small production workloads.
Watch out
Essentials minimum is $5/month but scales by RAM+storage, a 10 GB instance costs significantly more than the starting price suggests
Strengths
- +Lightning fast
- +Versatile data types
- +Simple to use
Weaknesses
- -Memory limits
- -Persistence complexity
Key features
Pricing: CrateDB vs Redis
| Plan | CrateDB | Redis |
|---|---|---|
| Tier 1 | Free Free | Free Free |
| Tier 2 | $0.073 /hour Shared | $5 Flex |
| Tier 3 | $0.246 /hour Dedicated | $5 Essentials |
| Tier 4 | custom Custom | $200 Pro |
Pricing verified from each vendor's public pricing page. Compare in detail on CrateDB pricing and Redis pricing.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: CrateDB
Want the highest-rated option?
CrateDB: 4.4/5 (84 reviews). Redis: 4.6/5 (201 reviews).
Go with: Redis
Value user reviews?
CrateDB: 84 reviews (4.4/5). Redis: 201 reviews (4.6/5).
Go with: Redis
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Both are data & databases tools. Compare their specific features to decide.
How important are ratings?
Redis is rated higher: 4.6/5 vs 4.4/5.
Key Takeaways
Redis
- Higher user rating: 4.6/5 vs 4.4/5
- Larger review base (201 reviews)
- Free tier available
- Our pick for this comparison
CrateDB
- Choose if you want real-time analytics database for instant insights from any data, at any scale, with SQL
The Bottom Line
Redis is our pick.
Frequently Asked Questions
Is CrateDB or Redis better?
Redis is rated in our evaluation. Both are freemium.
What are CrateDB and Redis used for?
CrateDB: Real-time analytics database for instant insights from any data, at any scale, with SQL.. Redis: Managed in-memory database for real-time data across clouds.
What does CrateDB cost vs Redis?
CrateDB is freemium (free tier + paid plans). Redis is freemium (free tier + paid plans). Visit their websites for detailed pricing.