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Updated yesterday · Independent Analysis
ClickHouse vs Redis
Capability Overview
ClickHousevs Redis
4.5G2
Only in ClickHouse
- ✦ Column-oriented storage
- ✦ Vectorized query execution
- ✦ Real-time ingestion
✓ Free planFrom $66.52/mo(pricier)N/A users · est.
Redisvs ClickHouse
4.5G2
Only in Redis
- ✦ In-Memory Storage
- ✦ Persistent Storage (RDB/AOF)
- ✦ Pub/Sub Messaging
✓ Free planFrom $5/mo(cheaper)10M+ users · est. 2009
Quick VerdictIndependent Analysis
ClickHouse and Redis are both Databases tools. ClickHouse starts at $66.52/mo, Redis at $5/mo. Compare features, pricing, and ratings below to find the best fit for your team.
When to Choose ClickHouse vs Redis
The question that matters: “In what situation will I regret choosing A over B after 3 months?”
Scenario: Real-time Product Analytics
ClickHouse
Real-time Product Analytics
Ingest clickstream events via Kafka, query 100B rows in under 1 second for live dashboards
Redis
Pub/Sub Fan-Out for Real-Time Notification Delivery
Redis Pub/Sub broadcasts events to thousands of connected subscribers in under 1ms, enabling real-time dashboards or notifications without polling the database.
ClickHouse Unique Strength
Log Analytics Pipeline
Store and query server logs at petabyte scale with 10x better compression than Elasticsearch
→ Choose ClickHouse if this scenario applies to you. Redis doesn't offer a comparable solution.
ClickHouse Unique Strength
Ad Tech Reporting
Count unique users and calculate click-through rates across billions of ad impressions in milliseconds
→ Choose ClickHouse if this scenario applies to you. Redis doesn't offer a comparable solution.
ClickHouse Unique Strength
Time-series Monitoring
Replace InfluxDB with ClickHouse for metrics storage, gaining SQL query support and better compression
→ Choose ClickHouse if this scenario applies to you. Redis doesn't offer a comparable solution.
Redis Unique Strength
Session Store With Sub-Millisecond Read Latency
Redis stores user session data with consistent sub-millisecond GET operations, handling 100K+ requests per second with a single instance where a database session store would create a bottleneck.
→ Choose Redis if this scenario applies to you. ClickHouse doesn't offer a comparable solution.
Redis Unique Strength
Rate Limiting via Redis Sliding Window Counter
Redis INCR with EXPIRE implements sliding window rate limiting in 2 lines of code, enforcing per-user API quotas without adding a separate rate limiting service.
→ Choose Redis if this scenario applies to you. ClickHouse doesn't offer a comparable solution.
Pricing Comparison & PlansHigh· Verified Jun 28, 2026
ClickHouse Plans
Free tier available
Open Source
Open SourceBest for: This free plan is ideal for users who prefer self-hosting and managing their own ClickHouse deployments
- ✓Self-hosted deployment
- ✓Open-source columnar database
- ✓Real-time analytics on massive datasets
- ✓No cost for software
View on vendor site
MOST POPULARBasic
$67/moBest for: Testing / starter projects
- ✓1 replica x 8 GiB RAM, 2 vCPU
- ✓500 GB compressed data
- ✓500 GB backup data
- ✓10 GB public internet egress data transfer
- ✓Expert support with 1 business day response time
View on vendor site
Scale
$499/moBest for: Production + data at scale
- ✓Unlimited storage
- ✓Configurable memory
- ✓Compute-compute separation
- ✓2+ availability zones
- ✓Expert support with 1 hour response time 24x7 for Severity 1 issues
View on vendor site
Enterprise
Contact SalesBest for: Very large scale + enterprise
- ✓SAML Single sign-on authentication (SSO)
- ✓Private regions
- ✓Manual vertical scaling for custom profiles
- ✓Enterprise support with 30 min response time for Severity 1 issues
- ✓Named Lead Support Engineer
View on vendor site
Redis Plans
Free tier available
Open Source (Self-Hosted)
Open SourceBest for: Good for developers wanting full control and no cost
- ✓Self-managed deployment
- ✓Access to Redis source code
- ✓Community support
- ✓Flexible deployment options
- ✓Full control over infrastructure
View on vendor site
MOST POPULARFree
FreeBest for: Development / getting started
- ✓30 MB database size
- ✓Up to 30 concurrent connections
- ✓1 CIDR allow rule
- ✓5 GB monthly total network bandwidth
- ✓Up to 100 ops/sec throughput
View on vendor site
Essentials
$5/moBest for: Small production / cost-conscious
- ✓Cost-efficient for low-throughput scenarios
- ✓Scales by memory size
- ✓High availability options
- ✓Daily and instant backups
- ✓Increased storage and reliability for production
View on vendor site
Pro
$200/moBest for: Dedicated production workloads
- ✓Dedicated VPC infrastructure
- ✓Multi-AZ high availability (optional)
- ✓99.999% uptime SLA
- ✓Active-Active replication (up to 10 regions)
- ✓Automatic hot/cold data separation (Auto-tiering)
View on vendor site
Enterprise Software
Contact SalesBest for: Designed for large organizations with complex needs and specific requirements
- ✓Designed for enterprise multi-region deployments
- ✓Advanced cost management with Flash/Auto-Tiering at scale
- ✓Customizable solutions
- ✓Direct sales engagement
- ✓Tailored support and services
View on vendor site
Capability Breakdown
12 differences found across 18 standardized features
Feature
ClickHouse
Redis
Self-Hosted
✓
✗
SQL Support
✓
✗
Column-oriented
✓
✗
Real-time Ingestion
✓
✗
Full-Text Search
✗
✓
Replication
✓
✗
Geospatial
✓
✗
Time-series
✓
✗
OLAP Optimized
✓
✗
Vector Search
✗
✓
Time Series
✗
✓
Multi-Model
✗
✓
Total (raw)
14
20
ClickHouse Features
- •Column-oriented storage
- •Vectorized query execution
- •Real-time ingestion
- •Kafka integration
- •SQL support
- •Distributed tables
- •Compression (LZ4/ZSTD)
- •Approximate query functions
- •Materialized views
- •Replicated tables
- •JSON support
- •Geospatial functions
- •Time-series optimizations
- •REST and native protocols
Redis Features
- •In-Memory Storage
- •Persistent Storage (RDB/AOF)
- •Pub/Sub Messaging
- •Streams
- •Sorted Sets / Lists / Hashes
- •Lua Scripting
- •Transactions (MULTI/EXEC)
- •Cluster Mode
- •Sentinel (HA)
- •Redis Search
- •Redis JSON
- •Redis Time Series
- •Redis Vector Similarity Search
- •Keyspace Notifications
- •TTL / Expiry
- •Replication
- •REST API
- •SDK
- •CLI
- •Connection Pooling
Strengths & Limitations
Evaluative strengths and weaknesses: not feature lists
Pros
- +Scans billions of rows per second via vectorized query execution
- +Materialized Views for real-time, incremental data aggregation
- +High-ratio data compression (LZ4, ZSTD) drastically cuts storage costs
- +Natively handles semi-structured data (JSON, maps, arrays) at scale
- +Full-featured, production-ready open-source core; no vendor lock-in
Cons
- −No multi-row transactions (ACID); not suitable for OLTP workloads
- −Point updates and deletes are expensive, batch-oriented operations
- −Limited full-text search capabilities compared to dedicated search engines
- −Operational complexity for self-hosted clusters (sharding, replication)
- −Steep learning curve for its non-standard SQL dialect and functions
Pros
- +Sub-millisecond latency: fastest data store for caching
- +Universal: supported by every framework and language
- +Rich data structures for real-time use cases
- +Redis Stack adds search, JSON, and vector capabilities
Cons
- −There are some points where I feel Redis can be improved.
- −There are a few areas where Redis could improve.
- −Redis could improve its efficiency in handling locally stored data, not just Amazon Cloud or Google Cloud.
- −Redis presents a single point of failure and lacks fault tolerance.
- −The product's main purpose is caching, even though the vendor says we can also use it as a persistent database.
At a Glance
User Rating
4.5/5vs4.5/5
ClickHouse
Redis
Starting Price
$66.52/movs$5/mo
ClickHouse
▲
Redis
Feature Count
14 featuresvs20 features
ClickHouse
Redis
▲
User Base
0vs10.0M
ClickHouse
Redis
▲
ClickHouse · Price & Data SyncLast verified: June 28, 2026 · CE-DB-2026W23-A00E90 · ✓ Pricing updated Jun 7, 2026
Redis · Price & Data SyncLast verified: June 28, 2026 · CE-DB-2026W23-4AD738 · ✓ Pricing updated May 30, 2026
Recent Price History
ClickHouse
ClickHouse updated "Scale" from Custom to $499.38/mo
Price change · Jun 7, 2026
ClickHouse
ClickHouse updated "Basic" from Custom to $66.52/mo
Price change · Jun 7, 2026
ClickHouse
ClickHouse removed the "Cloud Dedicated" plan
Plan removed · May 30, 2026
ClickHouse
ClickHouse removed the "Cloud Production" plan
Plan removed · May 30, 2026
ClickHouse
ClickHouse removed the "Cloud Development" plan
Plan removed · May 30, 2026
Redis
Redis added a new "Free" plan at $0/mo (Free)
Plan added · May 30, 2026
Redis
Redis removed the "Redis Cloud Enterprise" plan
Plan removed · May 30, 2026
Redis
Redis added a new "Essentials" plan at $5/mo
Plan added · May 30, 2026
Redis
Redis removed the "Redis Cloud Fixed" plan
Plan removed · May 30, 2026
Redis
Redis removed the "Community Edition" plan
Plan removed · May 30, 2026
Frequently Asked Questions
Related Comparisons
ClickHouseFree · from $66.52/mo
RedisFree · from $5/moSources & Data Trail · ClickHouse
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Sources & Data Trail · Redis
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