Metal Vector DB vs Milvus: 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 Metal Vector DB and Milvus side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Milvus 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:
Metal Vector DB
AI-powered institutional intelligence platform for private equity diligence and investment decisions.
Best for you if:
- • You want accelerates diligence and decision-making for private equity firms
Milvus
Open-source vector database for AI
Best for you if:
- • You want a fully free tool (Metal Vector DB requires payment)
| At a Glance | Metal Vector DB | Milvus |
|---|---|---|
Starts at | Not published | Free plan, paid from $126/mo, billed monthly Zilliz Dedicated (Standard) plan |
Category | Data & Databases Knowledge Base | Vector Databases Data & Databases |
Rating | n/a | 4.8/5 Capterra 4.8 · G2 4.7 310 reviews |
Free plan | No | Yes |
Watch out for | Data ingestion and storage costs | Overage fees for vCUs on Serverless tier |
Choose Metal Vector DB or Milvus?
Choose Metal Vector DB if
- You want accelerates diligence and decision-making for private equity firms
- You want unifies and structures vast amounts of historical and real-time data
- You work in data & databases, not vector databases
Choose Milvus if
- You want a fully free tool (Metal Vector DB requires payment)
- You want high performance
- You want scalable
- You work in vector databases, not data & databases
In-Depth Analysis
Metal Vector DB
AI-powered institutional intelligence platform for private equity diligence and investment decisions.
Watch out
Data ingestion and storage costs
Strengths
- Pro: Accelerates diligence and decision-making for private equity firms.
- Pro: Unifies and structures vast amounts of historical and real-time data.
- Pro: AI adapts to a firm's unique investment frameworks and processes.
- Pro: Enhances collaboration and knowledge sharing among deal teams.
- Pro: Provides enterprise-grade security and compliance.
Weaknesses
- Con: Specific pricing details are not publicly available, requiring a demo.
- Con: Primarily focused on the private equity sector, limiting broader applicability.
- Con: Requires integration with existing firm systems, which might have implementation overhead.
Key features
Milvus
Open-source vector database for AI
Milvus offers a very generous pricing model, especially with its robust open-source option and the Zilliz Cloud Free tier providing 5GB storage and 2.5M vCUs/month at no cost.
Watch out
Overage fees for vCUs on Serverless tier
Strengths
- Pro: High performance
- Pro: Scalable
- Pro: Open source
- Pro: Good for large scale
- Pro: Active development
Weaknesses
- Con: Complex operations
- Con: Heavy resource usage
- Con: Learning curve
- Con: Kubernetes recommended
- Con: Documentation dense
Key features
Plans and prices: Metal Vector DB vs Milvus
| Tool | Plans and prices | Source |
|---|---|---|
| Metal Vector DB |
| getmetal.io read Sep 28, 2026 |
| Milvus |
| zilliz.com/pricing read Oct 26, 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 Metal Vector DB pricing and Milvus pricing.
Key Takeaways
Metal Vector DB
- Choose if you want AI-powered institutional intelligence platform for private equity diligence and investment decisions
Milvus
- Has a free plan
What the data shows
On the data below, Milvus leads on a free plan. We do not name an overall winner for this pair.
- Only Milvus has a published user rating (4.8/5 from 310 reviews); Metal Vector DB has none we can show.
- Milvus starts at $126/mo, billed monthly; Metal Vector DB has no public paid plan price on file.
- Only Milvus 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 Metal Vector DB and Milvus compare in 2026?
On the data below, Milvus leads on a free plan. We do not name an overall winner for this pair. Only Milvus has a published user rating (4.8/5 from 310 reviews); Metal Vector DB has none we can show. Milvus starts at $126/mo, billed monthly; Metal Vector DB has no public paid plan price on file. Only Milvus has a free plan.
What are Metal Vector DB and Milvus used for?
Metal Vector DB: AI-powered institutional intelligence platform for private equity diligence and investment decisions. Milvus: Open-source vector database for AI.
What does Metal Vector DB cost vs Milvus?
Metal Vector DB has no public paid-plan price on file. Milvus's cheapest paid plan is Zilliz Dedicated (Standard) at $126/mo, billed monthly. Prices read on the vendors' pricing pages, latest check Oct 26, 2026.
What's the main difference between Metal Vector DB and Milvus?
Metal Vector DB's main strength: accelerates diligence and decision-making for private equity firms. Milvus's main strength: high performance.