Datadog vs SigNoz: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Datadog and SigNoz side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Datadog
Cloud monitoring, security, and AI investigations for DevOps
Best for you if:
- • You want comprehensive platform
SigNoz
Open-source APM and observability
Best for you if:
- • You want open source observability
| At a Glance | Datadog | SigNoz |
|---|---|---|
Starts at | Free plan, paid from $18/host/mo, billed yearly Infrastructure Pro plan | Free plan, paid from $199/mo, billed monthly Teams plan |
Category | Monitoring Log Management | Monitoring DevOps |
Rating | 4.4/5 G2 4.4 726 reviews | n/a |
Free plan | Yes | Yes |
Watch out for | APM requires Infrastructure Monitoring on the SAME hosts: you cannot buy APM alone. | n/a |
Choose Datadog or SigNoz?
Choose Datadog if
- You want comprehensive platform
- You want great visualizations
Choose SigNoz if
- You want open source observability
- You want all-in-one
In-Depth Analysis
Datadog
Cloud monitoring, security, and AI investigations for DevOps
Datadog is the most comprehensive observability platform, infrastructure monitoring, APM, logs, RUM, security, and 750+ integrations in one place.
Watch out
APM requires Infrastructure Monitoring on the SAME hosts: you cannot buy APM alone.
Strengths
- Pro: Comprehensive platform
- Pro: Great visualizations
- Pro: 700+ integrations
Weaknesses
- Con: Complex pricing
- Con: Can be expensive
Key features
SigNoz
Open-source APM and observability
SigNoz offers a very generous pricing model with its free Community tier, providing full features and unlimited data for self-hosted users.
Strengths
- Pro: Open source observability
- Pro: All-in-one
- Pro: Self-hostable
- Pro: OpenTelemetry native
- Pro: Fair cloud pricing
Weaknesses
- Con: Newer platform
- Con: Self-hosting complex
- Con: Smaller community
- Con: Documentation improving
- Con: Less features than Datadog
Key features
Plans and prices: Datadog vs SigNoz
| Tool | Plans and prices | Source |
|---|---|---|
| Datadog |
| datadoghq.com/pricing read Oct 26, 2026 |
| SigNoz |
| signoz.io/pricing read Oct 18, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Datadog pricing and SigNoz pricing.
Key Takeaways
Datadog
- Choose if you want cloud monitoring, security, and AI investigations for DevOps
SigNoz
- Choose if you want open-source APM and observability
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only Datadog has a published user rating (4.4/5 from 726 reviews); SigNoz has none we can show.
- Entry prices are not ranked, they are charged on different bases: Datadog $18/host/mo, billed yearly; SigNoz $199/mo, billed monthly.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Datadog and SigNoz compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Datadog has a published user rating (4.4/5 from 726 reviews); SigNoz has none we can show. Entry prices are not ranked, they are charged on different bases: Datadog $18/host/mo, billed yearly; SigNoz $199/mo, billed monthly. Both have a free plan.
What are Datadog and SigNoz used for?
Datadog: Cloud monitoring, security, and AI investigations for DevOps. SigNoz: Open-source APM and observability.
What does Datadog cost vs SigNoz?
Datadog's cheapest paid plan is Infrastructure Pro at $18/host/mo, billed yearly; it also has a free plan. SigNoz's cheapest paid plan is Teams at $199/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 26, 2026.
What's the main difference between Datadog and SigNoz?
Datadog's main strength: comprehensive platform. SigNoz's main strength: open source observability.