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Fashion · head to head

Shima Seiki vs Sizebay

Shima Seiki logo

Shima Seiki

Fashion

Knit design and visualization software

From
$250/month
Rated
-
Full reviewWebsite
Sizebay logo

Sizebay

Fashion

AI-powered sizing and fit recommendation platform

From
€250/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Shima Seiki the Internet Archive's capture of Shima Seiki's homepage on 29 December 2020 named five distinct product categories, Knitting Machines, Design System/Software, CAD/CAM Systems, Inkjet Printing Machine, and PLM Solutions, all sold via an Inquiry form with no price figure published.; Sizebay no pricing information published on vendor website
  • They diverge on capability: Shima Seiki covers Knit design, Sizebay covers AI sizing.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Shima Seiki and Sizebay actually diverge.

Attributes where Shima Seiki and Sizebay differ
AttributeShima SeikiSizebay
Starting price$250/month€250/month
PlatformsWindowsWeb
Founded19622017

Identical on both: pricing model (subscription), free tier (No), user rating (Not yet rated), category (Fashion).

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 Shima Seiki

  • Knit design
  • Stitch pattern creation
  • Color selection
  • Machine control
  • Production planning
  • Visualization
  • Shima Seiki machines
  • CAM systems

Only in Sizebay

  • AI sizing
  • Fit recommendations
  • Return analytics
  • Customer insights
  • Shopify
  • Magento
  • Encryption
  • Authentication

Both cover

  • English language support

What people use each for

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

Shima Seiki

  • Knit designnot Sizebay
  • Machine programmingnot Sizebay

Sizebay

  • Sizingnot Shima Seiki
  • Return reductionnot Shima Seiki

Where each one falls short

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

Shima Seiki

  • The Internet Archive's capture of Shima Seiki's homepage on 29 December 2020 named five distinct product categories, Knitting Machines, Design System/Software, CAD/CAM Systems, Inkjet Printing Machine, and PLM Solutions, all sold via an Inquiry form with no price figure published.

Sizebay

  • No pricing information published on vendor website
  • Requires scheduling a demo to obtain pricing details
  • No public pricing tiers or subscription information disclosed

Pricing, plan by plan

Shima Seiki

$250/month
  • Essential$250/month
    • Basic design
    • Standard features
  • Professional$500/month
    • Advanced design
    • Integration
  • Enterprise$undefined/month
    • Full solution

Sizebay

€250/month
  • Startup$250/month
    • AI sizing
    • Basic analytics
  • Professional$500/month
    • All features
    • Custom integration

Which should you pick?

Choose Shima Seiki if

  • You need knit design.
  • You work on Windows.
  • You also want stitch pattern creation.
Shima Seiki review

Choose Sizebay if

  • You need ai sizing.
  • You also want fit recommendations.
Sizebay review

Questions people ask

Is Shima Seiki or Sizebay better?
Neither clearly leads. Shima Seiki starts at $250/month and Sizebay at €250/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Shima Seiki or Sizebay?
Shima Seiki starts at $250/month and Sizebay at €250/month.
Does Shima Seiki or Sizebay run on more platforms?
Shima Seiki runs on Windows. Sizebay runs on Web.
What is Shima Seiki best used for?
Shima Seiki is most often used for knit design, machine programming. Of those, knit design and machine programming are not what Sizebay is typically brought in for.
What can Shima Seiki do that Sizebay cannot?
Shima Seiki covers Knit design, Stitch pattern creation, Color selection, Machine control. Sizebay covers AI sizing, Fit recommendations, Return analytics, Customer insights. Both handle English language support.

Answered from the vendors’ own pages

Sizebay: How much does Sizebay cost?

Sizebay does not publish pricing information on its website. To obtain pricing, customers must schedule a demo or contact regional offices in North America, Europe, Latin America, or other regions via email to discuss pricing and implementation details.

Source
Sizebay: What is Sizebay's pricing model?

Sizebay operates with a custom pricing model determined through direct vendor consultation. The company provides solutions tailored to specific business needs, with pricing discussed during demo scheduling or regional office contact.

Source
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