Calibre vs Grafana: 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 Calibre and Grafana side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Grafana leads on lower entry price and 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:
Calibre
Web performance monitoring and optimization
Best for you if:
- • You want web performance monitoring
Grafana
Observability and visualization platform
Best for you if:
- • You want a free tier before you commit
| At a Glance | Calibre | Grafana |
|---|---|---|
Starts at | From $50/mo, billed monthly Starter plan | Free plan, paid from $19/mo, billed monthly Pro plan |
Category | Monitoring Analytics | Monitoring DevOps |
Rating | 4.6/5 SourceForge 4.7 · Capterra 4.6 · G2 4.4 113 reviews | 4.5/5 G2 4.5 · Capterra 4.6 275 reviews |
Free plan | No | Yes |
Watch out for | Potential overage fees for 'more tests' on Team tier | AI features cost $20/user/month |
Choose Calibre or Grafana?
Choose Calibre if
- You want web performance monitoring
- You want core Web Vitals
Choose Grafana if
- You want a free tier before you commit
- You want powerful dashboards
- You want many data sources
- Budget matters ($19/mo, billed monthly vs $50/mo, billed monthly)
In-Depth Analysis
Calibre
Web performance monitoring and optimization
Calibre's pricing is fair for the features offered, especially with the clear tier progression.
Watch out
Potential overage fees for 'more tests' on Team tier
Strengths
- Pro: Web performance monitoring
- Pro: Core Web Vitals
- Pro: Good alerting
- Pro: Performance budgets
- Pro: Good documentation
Weaknesses
- Con: Expensive
- Con: Per-test pricing
- Con: Learning curve
- Con: Enterprise focus
- Con: UI complex
Key features
Grafana
Observability and visualization platform
Grafana OSS is completely free for self-hosted visualization.
Watch out
AI features cost $20/user/month
Strengths
- Pro: Powerful dashboards
- Pro: Many data sources
- Pro: Open source
Weaknesses
- Con: Complex setup
- Con: Resource intensive
Key features
Plans and prices: Calibre vs Grafana
| Tool | Plans and prices | Source |
|---|---|---|
| Calibre |
| calibreapp.com/pricing read Oct 19, 2026 |
| Grafana |
| grafana.com/pricing read Oct 11, 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 Calibre pricing and Grafana pricing.
Key Takeaways
Calibre
- Choose if you want web performance monitoring and optimization
Grafana
- Lower entry price: $19/mo, billed monthly vs $50/mo, billed monthly
- Has a free plan
What the data shows
On the data below, Grafana leads on lower entry price and a free plan. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.6/5 from 113 reviews for Calibre, 4.5/5 from 275 reviews for Grafana).
- Grafana has the lower entry price: $19/mo, billed monthly (Pro) against $50/mo, billed monthly (Starter) for Calibre.
- Only Grafana 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 Calibre and Grafana compare in 2026?
On the data below, Grafana leads on lower entry price and a free plan. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.6/5 from 113 reviews for Calibre, 4.5/5 from 275 reviews for Grafana). Grafana has the lower entry price: $19/mo, billed monthly (Pro) against $50/mo, billed monthly (Starter) for Calibre. Only Grafana has a free plan.
What are Calibre and Grafana used for?
Calibre: Web performance monitoring and optimization. Grafana: Observability and visualization platform.
What does Calibre cost vs Grafana?
Calibre's cheapest paid plan is Starter at $50/mo, billed monthly. Grafana's cheapest paid plan is Pro at $19/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 19, 2026.
What's the main difference between Calibre and Grafana?
Calibre's main strength: web performance monitoring. Grafana's main strength: powerful dashboards.