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It's a split decision.
Choose SigNoz if you want OpenTelemetry-native logs, metrics, traces, and infrastructure monitoring, or need a free self-hosted edition. Its Teams plan starts at $49/month, including $49 of usage, with overages billed separately. Choose Datadog if you need its wider mix of observability, security, digital experience, and software delivery tools. The listed $500/month price is for 500 AI credits billed annually, not a complete Datadog platform bill.
01Side by side
| SigNoz | Datadog | |
|---|---|---|
| Starting price | $49/month Teams minimum, including $49 usage | $500/month for 500 AI credits, billed annually |
| Free plan | Free self-hosted Community Edition | No free plan listed |
| Best for | Teams wanting OpenTelemetry observability, cloud or self-hosted | Teams needing observability, security, and software delivery |
| Core strength | OpenTelemetry-native logs, metrics, traces, and LLM telemetry | Broad monitoring, security, and digital experience suite |
| Learning curve | Review ease score: 5/10; self-hosting means managing infrastructure | Review ease score: 6/10; broader product range |
| Integrations/data | OpenTelemetry instrumentation; logs, metrics, traces, and infrastructure | Infrastructure, applications, logs, and user experiences |
| Team/seat costs | Teams includes unlimited teammates and hosts | Seat costs not published on the vendor's site |
| Support | Review support score: 5/10 | Review support score: 5/10 |
SigNoz Choose SigNoz if
- Choose SigNoz if OpenTelemetry portability matters.
- Choose SigNoz if you want a free self-hosted option.
- Choose SigNoz if unlimited Teams teammates and hosts fit your needs.
Datadog Choose Datadog if
- Choose Datadog if you need its security and software delivery tools.
- Choose Datadog if digital experience monitoring is part of your stack.
- Choose Datadog if you want a broader integrated platform.
02Pricing compared
SigNoz has a free self-hosted Community Edition, but your team manages the infrastructure. Its Teams plan has a $49 monthly minimum that includes $49 of usage. After that, the pricing page lists logs and traces at $0.30/GB and metrics at $0.10 per million samples. No annual Teams price is published. Eligible startups can pay $19/month for 12 months, including $19 of telemetry usage. Enterprise starts at $4,000/month; annual contracts are available, but no annual price is listed. SSO and SAML are paid add-ons with unpublished prices.
Datadog’s listed $500/month price is for 500 AI credits billed annually—not a full-platform price. On-demand credits cost $1.30 each. The published pricing does not establish the total cost of Datadog observability, so compare a quote against your expected usage before treating the two starting figures as like-for-like.
03Features and depth
SigNoz focuses on observability: APM, traces, correlated logs, infrastructure metrics, alerts, dashboards, and LLM telemetry. Its OpenTelemetry-native approach is aimed at keeping instrumentation portable as your stack changes. The product supports cloud or self-hosted deployment, and its APM feature list includes monitoring database and external calls and traces with up to a million spans.
Datadog covers a wider set of categories. Its listed capabilities span infrastructure, applications, logs, cloud security, digital experience, and software delivery. Examples include Kubernetes and serverless monitoring, profiling, audit trails, real-user monitoring, session replay, CI visibility, test optimization, and DORA metrics. It also includes service management and AI capabilities in its broader platform description.
The choice is less about which product has more listed features and more about what you need in one vendor. SigNoz is the narrower fit for OpenTelemetry-based observability; Datadog is the broader option if security, user experience, or software delivery tooling matters alongside monitoring. Compare the specific modules you would buy, not just the platform descriptions.
04Ease of use and learning curve
SigNoz offers a self-hosted route, but its Community Edition puts infrastructure management on your team. Choose SigNoz Cloud if you want to avoid running the platform yourself. Its OpenTelemetry focus may suit teams already using those standards; the stated benefit is more portable instrumentation, not a promise that setup is effortless.
Datadog’s broader mix of observability, security, digital experience, and delivery tools can mean more product areas to assess. The published material does not give a direct setup-time or learning-curve comparison, so we would not call either product easier outright. Map the features you need, deployment model, and likely usage before switching.
Questions people ask
Is SigNoz cheaper than Datadog?
SigNoz has a free self-hosted Community Edition and a Teams plan with a $49 monthly minimum, including $49 of usage. Datadog’s listed $500/month figure buys 500 AI credits billed annually, not a complete platform plan. The available figures are not like-for-like; Datadog’s full observability cost is not published here.
Does Datadog cost $500 per month?
The published pricing lists $500 per month, billed annually, for 500 Datadog AI credits. Those credits cover listed AI features such as Bits Chat and Bits Investigation. The figure is not a complete Datadog platform price. On-demand credits are listed at $1.30 each.
What is the main difference between SigNoz and Datadog?
SigNoz centers on OpenTelemetry-native observability for logs, metrics, traces, infrastructure, and LLM telemetry. Datadog lists a broader set of areas, including security, digital experience, and software delivery alongside observability. Choose based on whether you need focused observability or that wider mix of tools.
Can you self-host SigNoz?
Yes. SigNoz’s Community Edition is a free, self-hosted open-source edition, and the published plan details say you manage the infrastructure yourself. SigNoz also offers a Cloud option. The listed Datadog pricing material does not specify a comparable self-hosted option.