Comparison

Apache Kafka vs Redpanda

On the evidence we track, Redpanda leads this comparison with a composite score of 69/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Apache Kafka60
Redpanda69
Score
Vioscale score
Apache Kafka60 / 100medium · 51%
Redpanda69 / 100medium · 59%
Pricing
Free tier
Apache Kafka
Redpanda
Model
Apache Kafkaopen_source
Redpandacommercial
Price level
Apache Kafkafree
Redpandalow
Transparent
Apache Kafka
Redpanda
Integrations
Count
Apache Kafka4
Redpanda300
Reliability
Sla pct
Apache Kafka
Redpanda99.99
Status page
Apache Kafka
Redpanda
Adoption
Dependent repos
Apache Kafka1
Redpanda25
Github stars
Apache Kafka33,629
Redpanda12,485
Package downloads weekly
Apache Kafka5,508,093
Redpanda
Activity
Commits last 30d
Apache Kafka100
Redpanda100
Release
Cadence days
Apache Kafka
Redpanda6
History
Apache Kafka
Redpanda20 items
License
Spdx
Apache KafkaApache-2.0
Redpanda
Language
Primary
Apache KafkaJava
RedpandaC++
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for message queues. “-” means undocumented, not absent.

Core
Messaging paradigm
Apache KafkaPub/sub
RedpandaLog / streaming
Correctness
Delivery guarantee
Apache KafkaExactly-once
RedpandaAt-least-once
Ordering guarantee
Apache KafkaPer-partition
RedpandaPer-partition
Durability
Durable replayable log
Apache Kafka
Redpanda
Message replay / rewind
Apache Kafka
Redpanda
Interop
Wire protocol
Apache KafkaBinary over TCP (SSL/SASL for authentication/encryption)
RedpandaKafka protocol
Kafka-protocol compatible
Apache Kafka
Redpanda
Scale
Partitioned horizontal scaling
Apache Kafka
Redpanda
Geo / cross-region replication
Apache Kafka
Redpanda
Consumption
Consumer groups / competing consumers
Apache Kafka
Redpanda
Dead-letter queue
Apache Kafka-
Redpanda-
Deployment
Managed cloud offering exists
Apache Kafka
Redpanda
Hosting
Apache KafkaSelf-hosted only
RedpandaCloud + self-hosted
Processing
Built-in stream processing
Apache Kafka
Redpanda

What each one is

The product in its own terms, so the numbers below have context.

Apache Kafka

Apache Kafka is a free system for capturing, storing, and processing data streams in real time. It enables organizations to reliably move large volumes of data between applications and systems, with support for transformations, aggregations, and stateful processing.

Independently observed

Redpanda

Leader

A data streaming platform designed to reduce operational costs while maintaining high throughput. Kafka-compatible with support for both managed cloud deployments (Dedicated, BYOC, Serverless) and self-hosted options, featuring tiered storage, built-in data transforms, and governance capabilities for AI agents.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Apache Kafka

Open sourceFree tier
as of verify ↗

Redpanda

Leader
HybridFree tier

Free tier (Community Edition). Cloud and Enterprise plans available via quote.

  • Community EditionFree
  • Enterprise EditionContact sales
  • Redpanda CloudContact sales
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Apache Kafka
Redpanda
Linux
Apache Kafka
Redpanda
CLI
Apache Kafka
Redpanda
Deployment
Cloud / SaaS
Apache Kafka
Redpanda
Self-hosted
Apache Kafka
Redpanda
On-premise
Apache Kafka
Redpanda
Hybrid
Apache Kafka
Redpanda

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Apache Kafka

4 total
  • Postgres
  • JMS
  • Elasticsearch
  • AWS S3
Independently observed

Redpanda

Leader
9 total
  • Kafka
  • PostgreSQL
  • Apache Iceberg
  • Snowflake
  • BigQuery
  • Google Cloud Storage
  • AWS
  • Google Cloud Platform
  • Azure
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.