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Complete comparison

Provei.AI vs Sizebay

Compare two leading virtual try-ons in the Brazilian market. Discover which solution offers the best balance of value, speed, and ease of use for your e-commerce business.

2–5s
vs 30–60s for Sizebay
Image generation speed
R$ 289.00
Starting monthly price
Transparent and public
5 min
vs days or weeks
Installation time
+94%
Average increase
In conversion rate

Complete comparison table

Compare every important feature side by side to make your decision.

Performance

Feature
Provei.AI
Sizebay
Winner
Image generation time
2–5 seconds
30–60 seconds
Provei
Loading speed
Instant
Average
Provei
Image quality
High (advanced AI)
High
Tie

Price and costs

Feature
Provei.AI
Sizebay
Winner
Starting plan
R$ 289.00/month
On request
Provei
Setup fee
Free
Usually charged
Provei
Pricing transparency
Public prices
On request
Provei
Free trial
Yes
On request
Provei

Ease of use

Feature
Provei.AI
Sizebay
Winner
Installation time
5 minutes
Days/weeks
Provei
Developer required
Not required
Often yes
Provei
Onboarding
Self-service
Dedicated team
Provei
VTEX integration
Native (script)
Native (API)
Tie

Features

Feature
Provei.AI
Sizebay
Winner
3D virtual try-on
Yes
Yes
Tie
Real models (AI)
Yes
Yes (simulation)
Tie
Metrics dashboard
Complete, real time
Available
Provei
Fit Predictor (sizing)
In development
Yes (differentiator)
Sizebay

Support and localization

Feature
Provei.AI
Sizebay
Winner
Portuguese support
Native (BR)
Yes
Provei
Support team
Brazil-based
Brazil + global
Tie
Brazilian market knowledge
Specialized
Broad
Tie

Provei.AI advantages

See why more than 200 stores chose Provei.AI to grow their sales.

1

Speed

Provei.AI generates images in 2–5 seconds versus Sizebay’s 30–60 seconds. Less friction, more conversions.

2

Transparent pricing

Public prices from R$ 289.00/month. Sizebay works on request, making comparison more difficult.

3

Five-minute installation

Implementation through a simple script, with no developer or lengthy process required.

4

Local support

A Brazilian team specialized in the local market, with native Portuguese support.

When should you choose each one?

An honest analysis to help you make the best decision for your business.

Provei.AI

  • Want to start quickly without bureaucracy
  • Prefer transparent pricing
  • Value fast generation
  • Do not want to depend on developers
  • Want responsive support in Portuguese

Sizebay

  • Need an advanced Fit Predictor
  • Run a high-volume enterprise operation
  • Need dedicated consulting
  • Have an in-house development team
  • Want an established market solution

An honest assessment

Sizebay is an established virtual try-on company in the Brazilian market, with years of experience and a robust Fit Predictor. If you need this specific feature and run an enterprise operation with the resources for a complex implementation, Sizebay may be a good option.

On the other hand, Provei.AI stands out for speed, ease of use, and pricing transparency. With image generation in 2–5 seconds versus Sizebay’s 30–60 seconds and installation in five minutes without a developer, Provei.AI is ideal for stores that want to start quickly and see immediate results.

Our prices are also public and transparent, starting at R$ 289.00/month, while Sizebay works on request, which may represent a significantly larger investment.

Recommendation summary

Choose Provei.AI if:
  • • You want fast results
  • • You prefer simplicity
  • • You value cost-effectiveness
  • • You do not have a technical team
Choose Sizebay if:
  • • You need Fit Predictor
  • • You run a large enterprise operation
  • • You have an in-house development team
  • • You have a flexible budget

What our customers say

Stores that tested other solutions and moved to Provei.AI.

“We tested other solutions first, but Provei.AI’s speed was decisive. Our customers will not wait a full minute for an image.”
Ana Carolina Silva
E-commerce Director, ModaStyle
“The installation was remarkably simple. We were live in five minutes. Other solutions would have required weeks of development.”
Lucas Mendes
Founder, TrendStore
“Brazilian support makes all the difference. They respond quickly and understand our reality. We would not switch back.”
Fernanda Costa
Founder, BelleFashion

Frequently asked questions

Answers to common questions about the Provei.AI and Sizebay comparison.

Which is faster: Provei.AI or Sizebay?
Provei.AI is significantly faster. We generate images in 2–5 seconds, while Sizebay takes 30–60 seconds. That difference is crucial to the user experience and conversion rate.
Does Sizebay have any advantage over Provei.AI?
Yes. Sizebay has a more robust and established Fit Predictor. If precise size prediction is your main need, Sizebay may be the better choice. It also has more time in the market and case studies with large companies.
Can I try before buying?
Provei.AI offers a free trial period so you can evaluate the solution. Sizebay generally requires contacting sales for a trial. We recommend testing both solutions to see which fits your business best.
How much does each solution cost?
Provei.AI has transparent prices from R$ 289.00/month with no setup fee. Sizebay works on request and generally involves higher values, especially for enterprise implementations. See our pricing page .
Do they work on the same platforms?
Yes. Both work on leading platforms such as VTEX, Shopify, WooCommerce, and Nuvemshop. The difference is installation: Provei.AI uses a simple script that can be installed in five minutes, while Sizebay generally requires a more complex API integration.

Ready to try Provei.AI?

Start your free trial today and discover why more than 200 stores chose Provei.AI to grow sales with AI virtual try-on.

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