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Logging · head to head

Datadog vs Splunk Cloud

Datadog logo

Datadog

Logging

Modern monitoring & security

From
$15/month
Free plan
No
Visit DatadogFull review
Splunk Cloud logo

Splunk Cloud

Logging

Cloud-Based Log Management and Analytics

From
$675/year
Free plan
No
Visit Splunk CloudFull review

The short version

  • Datadog is a monitoring and security platform for cloud applications.
  • Datadog starts at $15/mo, Splunk Cloud at $675/yr.
  • Only Datadog lists infrastructure monitoring; only Splunk Cloud lists log aggregation.
  • Where Datadog falls short: consumption-based pricing model makes costs hard to predict and can scale quickly.
  • Where Splunk Cloud falls short: significantly higher pricing than competitors like Datadog and Elastic.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Datadog and Splunk Cloud actually diverge.

Attributes where Datadog and Splunk Cloud differ
AttributeDatadogSplunk Cloud
Starting price$15/month$675/year
PlatformsWeb, Linux, Windows, macOSWeb
Founded20102003

Identical on both: free tier (No), category (Logging).

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 Datadog

  • Infrastructure monitoring
  • Application performance monitoring
  • Log management
  • Real user monitoring
  • Synthetic monitoring
  • Security monitoring
  • Network monitoring
  • Serverless monitoring

Only in Splunk Cloud

  • Log aggregation
  • Real-time analytics
  • Machine learning
  • Advanced dashboards
  • Compliance tools
  • Cloud scalability
  • API
  • Webhooks

What people use each for

The jobs each tool is most often brought in to do.

Datadog

  • Infrastructure monitoringnot Splunk Cloud
  • Application performance
  • Security monitoringnot Splunk Cloud
  • Log analysisnot Splunk Cloud
  • Cloud monitoringnot Splunk Cloud

Splunk Cloud

  • Log monitoringnot Datadog
  • Application performance
  • Security analyticsnot Datadog
  • Troubleshootingnot Datadog

Both are used for application performance, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Datadog

  • Consumption-based pricing model makes costs hard to predict and can scale quickly
  • Add-on modules significantly increase costs: custom metrics, indexed spans, extended retention
  • No free tier for production monitoring
  • High costs for organizations with large amounts of log data or high-cardinality metrics

Splunk Cloud

  • Significantly higher pricing than competitors like Datadog and Elastic
  • Per-GB ingest costs of $150+/day make budget forecasting difficult
  • Extended retention adds substantial additional costs
  • Enterprise Security add-on costs $25-45/GB/day on top of base pricing

Pricing, plan by plan

Datadog

$15/month
  • Infrastructure Monitoring$15/mo
    • Host monitoring
    • Basic dashboards
  • APM$31/mo
    • Application performance monitoring
    • Trace collection
  • Log Management$0.1/gb
    • Log indexing
    • Search and filter

Splunk Cloud

$675/year

No published plan breakdown. See the Splunk Cloud review.

Which should you pick?

Choose Datadog if

  • You need infrastructure monitoring.
  • You work on Web, Linux, Windows, macOS.
  • You also want application performance monitoring.
Datadog review

Choose Splunk Cloud if

  • You need log aggregation.
  • You also want real-time analytics.
Splunk Cloud review

Questions people ask

Is Datadog or Splunk Cloud better?
Neither clearly leads. Datadog starts at $15/month and Splunk Cloud at $675/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Datadog or Splunk Cloud?
Datadog starts at $15/month and Splunk Cloud at $675/year.
Does Datadog or Splunk Cloud run on more platforms?
Datadog runs on Web, Linux, Windows, macOS. Splunk Cloud runs on Web.
What is Datadog best used for?
Datadog is most often used for infrastructure monitoring, application performance, security monitoring, log analysis. Of those, infrastructure monitoring and security monitoring are not what Splunk Cloud is typically brought in for.
What can Datadog do that Splunk Cloud cannot?
Datadog covers Infrastructure monitoring, Application performance monitoring, Log management, Real user monitoring. Splunk Cloud covers Log aggregation, Real-time analytics, Machine learning, Advanced dashboards.

Answered from the vendors’ own pages

Datadog: How is Datadog pricing structured?

Datadog uses consumption-based pricing tied to data volume ingested, hosts monitored, and products enabled. Infrastructure Monitoring starts at $15/host/month, APM at $31/host/month, and Log Management at $0.10/GB for indexed logs.

Source
Splunk Cloud: How is Splunk Cloud priced?

Splunk Cloud uses two pricing models: legacy per-GB ingest at $150+/GB/day or newer workload pricing ranging from $3,000 to $400,000/month depending on pack size. Simpler deployments offer ingest pricing with 5GB/day at $675/year.

Source
Datadog: Does Datadog offer a free tier?

Datadog offers a free trial but not a permanent free tier for production monitoring. Pricing begins with paid plans only.

Source
Splunk Cloud: What is included with Splunk Cloud storage?

Storage is included for a default retention period, typically 90 days for hot/warm data, with extended retention costing extra.

Source
Datadog: What integrations does Datadog support?

Datadog offers 1000+ built-in integrations including AWS, Kubernetes, Docker, Azure, GCP, and most major cloud platforms and services.

Source
Splunk Cloud: Is Splunk Cloud managed or do I need to manage infrastructure?

Splunk Cloud is a fully managed SaaS offering where Cisco (current owner) handles infrastructure, upgrades, and scaling.

Source
Datadog: Can Datadog monitor Kubernetes clusters?

Yes. The Datadog Agent runs as a DaemonSet to provide real-time visibility into pods, nodes, deployments, and control-plane health across major Kubernetes distributions including EKS, AKS, GKE, OpenShift, and others.

Source
Splunk Cloud: What makes Splunk Cloud expensive compared to alternatives?

Splunk remains the highest-priced major log platform, but offers the most powerful query language (SPL) and the deepest enterprise security ecosystem.

Source
Datadog: How can I reduce Datadog costs?

Datadog bills based on indexed logs, custom metrics, and high-cardinality tags. Costs can be unpredictable and may run 2-3x estimates. Prepaying annually can secure 5-15% discounts.

Source
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