Is Marqo or Zilliz better?

Neither clearly leads. Marqo starts at On request and Zilliz at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.

Which is cheaper, Marqo or Zilliz?

Zilliz has a free tier; the other does not. Paid plans start at On request for Marqo and Free for Zilliz.

Does Marqo or Zilliz run on more platforms?

Marqo runs on Web API, SaaS. Zilliz runs on Cloud, Self-hosted.

Can I use Zilliz for free?

Yes. Zilliz has a free tier, so you can try it without paying. Marqo starts at On request.

What is Marqo best used for?

Marqo is most often used for improve search revenue for fashion and beauty retailers, implement multimodal image and product search, increase checkout conversion through better product discovery, create personalized product recommendations. Of those, improve search revenue for fashion and beauty retailers and implement multimodal image and product search are not what Zilliz is typically brought in for.

What can Marqo do that Zilliz cannot?

Marqo covers Semantic search, Multimodal image search, AI model training, Automated merchandising. Zilliz covers Vector indexing, Distributed architecture, SQL interface, Tensor support.

Databases · head to head

Marqo vs Zilliz

Marqo

Databases

AI-native product discovery platform for ecommerce

From: On request
Rated: -

Full review Website

Zilliz

Databases

Managed vector database and vector lakebase for AI applications

From: Free
Rated: -

Full review Website

The short version

Only Zilliz has a free tier, so it costs nothing to try first.
Each has a real cost: Marqo pricing not publicly available, enterprise sales-only model; Zilliz pricing structure not publicly disclosed, requires sales contact
They diverge on capability: Marqo covers Semantic search, Zilliz covers Vector indexing.

Where they differ

Only the attributes on which Marqo and Zilliz actually diverge.

Attributes where Marqo and Zilliz differ
Attribute	Marqo	Zilliz
Starting price	On request	Free
Free tier	No	Yes
Platforms	Web API, SaaS	Cloud, Self-hosted
Founded	2022	2017

Identical on both: pricing model (contact-sales), user rating (Not yet rated), category (Databases).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Marqo

Semantic search
Multimodal image search
AI model training
Automated merchandising
Multi-surface integration
Commerce platform integrations
API access

Only in Zilliz

Vector indexing
Distributed architecture
SQL interface
Tensor support
Real-time search
Cloud-native
Open-source compatible

What people use each for

The jobs each tool is most often brought in to do.

Marqo

Improve search revenue for fashion and beauty retailersnot Zilliz
Implement multimodal image and product searchnot Zilliz
Increase checkout conversion through better product discoverynot Zilliz
Create personalized product recommendationsnot Zilliz
Reduce customer support inquiries with relevant search resultsnot Zilliz

Zilliz

Build retrieval-augmented generation (RAG) systemsnot Marqo
Implement semantic search over documentsnot Marqo
Create multimodal search with text and imagesnot Marqo
Power recommendation engines with vector similaritynot Marqo
Enable similarity search on user embeddingsnot Marqo

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Marqo

Pricing not publicly available, enterprise sales-only model
Requires custom implementation and integration work
Limited to ecommerce use cases compared to general search
Model training requires sufficient customer behavior data

Zilliz

Pricing structure not publicly disclosed, requires sales contact
Operational complexity for self-hosted Milvus deployments
Learning curve for those unfamiliar with vector databases
Limited built-in analytics compared to some alternatives

Pricing, plan by plan

Marqo

On request

No published plan breakdown. See the Marqo review.

Zilliz

Free

No published plan breakdown. See the Zilliz review.

Which should you pick?

Choose Marqo if

You need semantic search.
You work on Web API, SaaS.
You also want multimodal image search.

Marqo review

Choose Zilliz if

You need vector indexing.
You want to start without paying.
You work on Cloud, Self-hosted.
You also want distributed architecture.

Zilliz review

Questions people ask

Is Marqo or Zilliz better?: Neither clearly leads. Marqo starts at On request and Zilliz at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Marqo or Zilliz?: Zilliz has a free tier; the other does not. Paid plans start at On request for Marqo and Free for Zilliz.
Does Marqo or Zilliz run on more platforms?: Marqo runs on Web API, SaaS. Zilliz runs on Cloud, Self-hosted.
Can I use Zilliz for free?: Yes. Zilliz has a free tier, so you can try it without paying. Marqo starts at On request.
What is Marqo best used for?: Marqo is most often used for improve search revenue for fashion and beauty retailers, implement multimodal image and product search, increase checkout conversion through better product discovery, create personalized product recommendations. Of those, improve search revenue for fashion and beauty retailers and implement multimodal image and product search are not what Zilliz is typically brought in for.
What can Marqo do that Zilliz cannot?: Marqo covers Semantic search, Multimodal image search, AI model training, Automated merchandising. Zilliz covers Vector indexing, Distributed architecture, SQL interface, Tensor support.

Answered from the vendors’ own pages

Marqo: How do Marqo models get trained?

Marqo trains dedicated AI models on each retailer's product catalog and customer behavior data including clicks, purchases, and browsing patterns. This ensures models are optimized for the specific retailer's products and customers.

Source

Zilliz: What is the difference between Milvus and Zilliz Cloud?

Milvus is the open-source vector database that you can self-host. Zilliz Cloud is the fully managed service built on Milvus that removes operational overhead and handles scaling automatically.

Source

Marqo: What results can retailers expect from Marqo?

Enterprise retailers using Marqo report 10-23% increases in search revenue and conversion rates, with proven results across fashion, beauty, electronics, and home goods.

Source

Zilliz: How many vectors can Zilliz handle?

Milvus and Zilliz Cloud can store and search billions of vectors through their distributed architecture that separates storage and compute layers.

Source

Marqo: Which ecommerce platforms does Marqo integrate with?

Marqo has native integrations with Shopify, Adobe Commerce (Magento), and Salesforce Commerce Cloud, and also provides API access for custom implementations.

Source

Zilliz: Is Milvus open-source?

Yes, Milvus is open-source under the Apache License 2.0 and is part of the LF AI & Data Foundation.

Source

Marqo: How is Marqo priced?

Marqo pricing is customized based on catalog size, search volume, and feature requirements. Contact their sales team to book a demo and discuss pricing.

Source

Zilliz: What pricing does Zilliz Cloud offer?

Zilliz Cloud pricing is not publicly listed and requires contacting their team to discuss your specific scale and use case requirements.

Source

Marqo vs Zilliz

Marqo

Zilliz

The short version

Where they differ

What each one covers

Only in Marqo

Only in Zilliz

What people use each for

Marqo

Zilliz

Where each one falls short

Marqo

Zilliz

Pricing, plan by plan

Marqo

Zilliz

Which should you pick?

Choose Marqo if

Choose Zilliz if

Questions people ask

Answered from the vendors’ own pages

Related pages

More on Marqo

More on Zilliz

Keep looking

Other head to heads