Datadog vs Mimecast: 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 Mimecast side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Datadog leads on a free plan. We do not name an overall 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 a free tier before you commit
Mimecast
AI-powered human risk management and advanced email security for modern organizations.
Best for you if:
- • You want unified platform for email security, human risk, and insider risk management
| At a Glance | Datadog | Mimecast |
|---|---|---|
Starts at | Free plan, paid from $18/host/mo, billed yearly Infrastructure Pro plan | Not published |
Category | Monitoring Log Management | Security Email |
Rating | 4.4/5 G2 4.4 726 reviews | 4.4/5 G2 4.4 · Capterra 4.3 440 reviews |
Free plan | Yes | No |
Watch out for | APM requires Infrastructure Monitoring on the SAME hosts: you cannot buy APM alone. | n/a |
Choose Datadog or Mimecast?
Choose Datadog if
- You want a free tier before you commit
- You want comprehensive platform
- You want great visualizations
- You work in monitoring, not security
Choose Mimecast if
- You want unified platform for email security, human risk, and insider risk management
- You want leverages advanced AI and decades of threat intelligence for superior protection
- You work in security, not monitoring
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
Mimecast
AI-powered human risk management and advanced email security for modern organizations.
Strengths
- Pro: Unified platform for email security, human risk, and insider risk management.
- Pro: Leverages advanced AI and decades of threat intelligence for superior protection.
- Pro: Recognized as a leader in Gartner Magic Quadrants for Email Security and Digital Communications Governance.
- Pro: Offers rapid deployment and actionable insights for insider risk management without complex policy setup.
- Pro: Reduces shadow AI use and promotes secure adoption of AI tools.
Weaknesses
- Con: No free tier available for evaluation.
- Con: Requires integration with existing systems, which might have an initial setup phase.
Key features
Plans and prices: Datadog vs Mimecast
| Tool | Plans and prices | Source |
|---|---|---|
| Datadog |
| datadoghq.com/pricing read Oct 26, 2026 |
| Mimecast | No plan prices on file | mimecast.com |
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 Mimecast pricing.
Key Takeaways
Datadog
- Has a free plan
Mimecast
- Choose if you want AI-powered human risk management and advanced email security for modern organizations
What the data shows
On the data below, Datadog leads on a free plan. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.4/5 from 726 reviews for Datadog, 4.4/5 from 440 reviews for Mimecast).
- Datadog starts at $18/host/mo, billed yearly; Mimecast has no public paid plan price on file.
- Only Datadog has 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 Mimecast compare in 2026?
On the data below, Datadog leads on a free plan. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.4/5 from 726 reviews for Datadog, 4.4/5 from 440 reviews for Mimecast). Datadog starts at $18/host/mo, billed yearly; Mimecast has no public paid plan price on file. Only Datadog has a free plan.
What are Datadog and Mimecast used for?
Datadog: Cloud monitoring, security, and AI investigations for DevOps. Mimecast: AI-powered human risk management and advanced email security for modern organizations.
What does Datadog cost vs Mimecast?
Datadog's cheapest paid plan is Infrastructure Pro at $18/host/mo, billed yearly; it also has a free plan. Mimecast has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 26, 2026.
What's the main difference between Datadog and Mimecast?
Datadog's main strength: comprehensive platform. Mimecast's main strength: unified platform for email security, human risk, and insider risk management.