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Head-to-head · Event Streaming Platforms

Confluent Cloud vs Aiven for Apache Kafka

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Confluent Cloud #2 in Event Streaming Platforms 9.2/10 Free plan · 30-day trial Free planFree trial✓ 2 of 2 features Try Confluent Cloud
Aiven for Apache Kafka #3 in Event Streaming Platforms 9.0/10 Free plan · 30-day trial Free planFree trial✓ 2 of 2 features Visit Aiven

Confluent Cloud leads on 1 check, Aiven for Apache Kafka on 1, and 3 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreConfluent Cloud · 9.2/10
  • Lowest starting priceAiven for Apache Kafka · $35/mo
  • Free planboth
  • Free trialboth

Confluent Cloud scores higher on our rubric for event streaming platforms: 9.2 against 9.0 out of 10; our editors rank them #2 and #3.

Aiven for Apache Kafka is cheaper to start at $35/mo against $385/mo. On deployment model, Aiven for Apache Kafka gives you Hybrid where Confluent Cloud offers Cloud. Confluent Cloud leads on connectors listed: 80 connectors versus 36 connectors.

Confluent Cloud is the better fit for enterprises needing governed managed Kafka. Aiven for Apache Kafka is the better fit for teams wanting affordable managed Kafka.

  • Confluent Cloud fits best

    Enterprises needing governed managed Kafka

  • Aiven for Apache Kafka fits best

    Teams wanting affordable managed Kafka

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Confluent Cloud 9.2/10 Visit ↗ Aiven for Apache Kafka 9.0/10 Visit ↗
At a glance
Editor score 9.2 9.0
Ranking #2 in Event Streaming Platforms #3 in Event Streaming Platforms
Best for Enterprises needing governed managed Kafka Teams wanting affordable managed Kafka
Pricing model Free plan + paid Free plan + paid
Starting price $385/mo $35/mo (best)
Free plan ✓ ✓
Free trial 30 days 30 days
Free trial length 30 days · card required 30 days
Deployment Cloud Cloud
Platforms Web Web
Support Tickets, Community, Docs · 24/7 Community, Docs
Compliance SOC 2, ISO 27001, GDPR, PCI DSS, SSO/SAML SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS, SSO/SAML
Integrations 150+ integrations 4 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Confluent Cloud 2/2 · Aiven for Apache Kafka 2/2
Stream processing ✓ ✓
Schema registry ✓ ✓
Specs
Deployment model Cloud Hybrid
Maximum retention Not checked yet 3 days
Delivery guarantee Both Both
Connectors listed 80 connectors (best) 36 connectors
Supported client languages Java, Python, Go, JavaScript, .NET, C/C++ Java, Scala, Python, Node.js
Our review
Pros
  • Fully managed Kafka with autoscaling and 80+ connectors
  • Schema Registry, Flink processing, governance, and lineage
  • TLS, RBAC, ACLs, audit logs, and SAML/SSO controls
  • Free plan includes Schema Registry and REST proxy
  • 36 connectors plus Kafka Connect and MirrorMaker 2 compatibility
  • TLS, SASL, ACLs, and client-certificate authentication
Cons
  • Standard starts at $385 per month
  • Consumption-based billing varies by usage and cloud region
  • Advanced enterprise features require the $895-per-month plan
  • Free plan is limited to 250 KiB/s and five topics
  • Retention is limited to three days on Free and Developer
  • Developer pricing and retention vary by cloud and region
Our verdict

Confluent Cloud is a cloud service for organizations building real-time data pipelines, event-driven applications, streaming analytics, and data integrations. It provides fully managed Apache Kafka clusters through web and API access, with…

Read the review →

Aiven for Apache Kafka is a fully managed Apache Kafka service for event-driven applications, data pipelines, and stream-processing systems. It provides managed clusters with configurable topics, partitions, and retention, alongside…

Read the review →
  1. Confluent CloudEvent Streaming Platforms 9.2Free plan · 30-day trial
  2. Aiven for Apache KafkaEvent Streaming Platforms 9.0Free plan · 30-day trial

Strengths and trade-offs

  • Confluent Cloud — where it wins

    • Fully managed Kafka with autoscaling and 80+ connectors
    • Schema Registry, Flink processing, governance, and lineage
    • TLS, RBAC, ACLs, audit logs, and SAML/SSO controls

    Where it doesn't

    • Standard starts at $385 per month
    • Consumption-based billing varies by usage and cloud region
    • Advanced enterprise features require the $895-per-month plan

  • Aiven for Apache Kafka — where it wins

    • Free plan includes Schema Registry and REST proxy
    • 36 connectors plus Kafka Connect and MirrorMaker 2 compatibility
    • TLS, SASL, ACLs, and client-certificate authentication

    Where it doesn't

    • Free plan is limited to 250 KiB/s and five topics
    • Retention is limited to three days on Free and Developer
    • Developer pricing and retention vary by cloud and region
  • Confluent Cloud9.2/10 · Free plan · 30-day trial

    A broad managed Kafka platform with strong governance, but a high paid entry price.

    Try Confluent CloudFull verdict →
  • Aiven for Apache Kafka9.0/10 · Free plan · 30-day trial

    Managed Kafka with a free plan, schema tools, connectors, replication, and hybrid deployment.

    Visit AivenFull verdict →

More comparisons

All event streaming platforms comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update