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Fashion · head to head

Bold Metrics vs Stoll

Bold Metrics logo

Bold Metrics

Fashion

AI body data for apparel sizing

From
On request
Rated
-
Full reviewWebsite
Stoll logo

Stoll

Fashion

Knit design and knitting machine solutions

From
$300/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Bold Metrics sold to apparel brands as an embedded API rather than as a tool a shopper or small seller can use; Stoll no pricing available; the flat knitting machine business has been discontinued
  • They diverge on capability: Bold Metrics covers AI body prediction, Stoll covers Knit design.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Bold Metrics and Stoll actually diverge.

Attributes where Bold Metrics and Stoll differ
AttributeBold MetricsStoll
Starting priceOn request$300/month
Pricing modelusage-basedsubscription
PlatformsWeb, ApiWindows
Founded20141880

Identical on both: 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 Bold Metrics

  • AI body prediction
  • Size recommendations
  • Body measurements
  • Returns analytics
  • Product development data
  • Manufacturing specifications
  • Consumer insights
  • Fit analytics

Only in Stoll

  • Knit design
  • Pattern creation
  • Machine programming
  • Stitch simulation
  • Production planning
  • Stoll machines
  • CAD systems
  • User authentication

Both cover

  • English language support

What people use each for

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

Bold Metrics

  • Size recommendations on an apparel product pagenot Stoll
  • Reducing returns caused by fitnot Stoll
  • Body measurement estimation without a scannot Stoll
  • Made-to-measure sizing through Virtual Tailornot Stoll
  • Fit analytics across a cataloguenot Stoll

Stoll

  • Flat knitting machine manufacturing (legacy/discontinued)not Bold Metrics
  • Knitting machine spare parts and servicenot Bold Metrics

Where each one falls short

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

Bold Metrics

  • Sold to apparel brands as an embedded API rather than as a tool a shopper or small seller can use
  • Pricing is not published
  • Split across several named products, including Smart Size Chart, Virtual Sizer and Virtual Tailor, so scope depends on which are licensed

Stoll

  • No pricing available; the flat knitting machine business has been discontinued
  • Production site in Reutlingen closed as of October 31, 2025
  • Only spare parts and legacy service support remain available

Pricing, plan by plan

Bold Metrics

On request
  • Smart Size$undefined/month
    • Size recommendations
    • Basic analytics
    • E-commerce integration
  • Smart Body$undefined/month
    • Full body measurements
    • Product development data
    • Advanced analytics
  • Enterprise$undefined/month
    • Everything included
    • Custom AI models
    • Manufacturing data

Stoll

$300/month
  • Basic$300/month
    • Basic design
  • Advanced$600/month
    • Advanced features
  • Enterprise$undefined/month
    • Full solution

Which should you pick?

Choose Bold Metrics if

  • You need ai body prediction.
  • You work on Web, Api.
  • You also want size recommendations.
Bold Metrics review

Choose Stoll if

  • You need knit design.
  • You work on Windows.
  • You also want pattern creation.
Stoll review

Questions people ask

Is Bold Metrics or Stoll better?
Neither clearly leads. Bold Metrics starts at On request and Stoll at $300/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Bold Metrics or Stoll?
Bold Metrics starts at On request and Stoll at $300/month.
Does Bold Metrics or Stoll run on more platforms?
Bold Metrics runs on Web, Api. Stoll runs on Windows.
What is Bold Metrics best used for?
Bold Metrics is most often used for size recommendations on an apparel product page, reducing returns caused by fit, body measurement estimation without a scan, made-to-measure sizing through virtual tailor. Of those, size recommendations on an apparel product page and reducing returns caused by fit are not what Stoll is typically brought in for.
What can Bold Metrics do that Stoll cannot?
Bold Metrics covers AI body prediction, Size recommendations, Body measurements, Returns analytics. Stoll covers Knit design, Pattern creation, Machine programming, Stitch simulation. Both handle English language support.

Answered from the vendors’ own pages

Bold Metrics: Why is Bold Metrics pricing not published online?

The website does not list pricing tiers or costs. Customers are directed to request a demo or connect with an expert to discuss pricing tailored to their needs.

Source
Stoll: Is STOLL still selling knitting machines?

No, STOLL's flat knitting machine business has been discontinued and the production site in Reutlingen was closed on October 31, 2025. Only spare parts availability and legacy service support remain.

Source
Bold Metrics: How do I get in touch about pricing and trials?

Bold Metrics offers 'Request a Demo' and 'Connect with an Expert' calls-to-action on their website. Potential customers must reach out through these channels to learn about pricing and trial options.

Source
Stoll: Where can I get spare parts for STOLL machines?

STOLL spare parts remain available through their support channels. The company has consolidated service operations under KARL MAYER ownership. Customers should contact STOLL's helpline or webshop for parts availability.

Source
Bold Metrics: Is there a minimum contract term?

No information about contract terms, minimum commitment, or pricing is disclosed on the website. These details would be discussed during a consultation with the sales team.

Source
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