Kiwi Sizing vs MP Size Chart & Size Guide: Full Comparison for Shopify Stores

Sizing uncertainty is one of the most common friction points in e-commerce—especially in fashion, apparel, and footwear. When shoppers don’t know which size fits them best, they hesitate, abandon carts, or buy the wrong size entirely. This leads to higher return rates, lower customer satisfaction, and lost revenue.

Shopify merchants often solve this issue using dedicated sizing apps like Kiwi Sizing or MP Size Chart & Size Guide. These apps help clarify sizing, reduce uncertainty, and increase buyer confidence across the entire shopping experience.

If you’re unsure which sizing app is the better fit for your Shopify store, this guide provides a clear, easy-to-understand comparison—so you can quickly identify the solution that best supports your brand and long-term growth.

Overview of Both Apps

What is Kiwi Sizing?

Kiwi Sizing is one of the most established Shopify size chart apps, known for its flexibility and deep customization capabilities. It offers a wide range of advanced features, including:

• AI-powered size recommender
• Highly customizable size charts
• Multi-tab layouts, images, videos, and custom HTML
• CSV, image, and webpage-based chart imports
• Automatic unit conversion

Kiwi Sizing is a strong choice for merchants who need full control, advanced setup options, and highly customized fit logic.

What is MP Size Chart & Size Guide?

MP Size Chart & Size Guide (developed by Shopplaza) focuses on simplicity, performance, and conversion optimization. Its goal is to make size charts fast to build, easy to understand, and seamlessly integrated into the shopping experience.

Highlights include:

• 23+ ready-to-use templates (apparel, footwear, pet accessories…)
• No-code customization
• Smart size recommendations
• Auto unit conversion
• Lightweight scripts for faster loading
• Flexible assignment rules
• Size chart reminders for higher visibility
• Clean, modern UI for Online Store 2.0

MP Size Chart & Size Guide is ideal for fast-moving e-commerce teams that want an intuitive, scalable, and performance-focused sizing app.

Comparison Table: Kiwi Sizing vs MP Size Chart & Size Guide

Below is a clear, side-by-side comparison to help you quickly understand which app fits your store’s needs:

Deep Feature Comparison

Below is a more detailed breakdown based on your feature matrix.

Ease of use

Kiwi Sizing

• Powerful but more complex to configure
• Best for merchants who want advanced control

MP Size Chart & Size Guide

• Setup in minutes
• Drag-and-drop editor
• Beginner-friendly

Winner:

• MP Size Chart & Size Guide for simplicity
• Kiwi Sizing for deep customization

Templates & design flexibility

Kiwi Sizing

• Multi-tab designs
• Multiple tables per chart
• Images, videos, HTML
• CSS styling for advanced users → Great for brands needing complex layouts.

MP Size Chart & Size Guide*

• 23+ ready-made templates
• Drag-and-drop customization
• 2-column chart options
• Multi-tab chart moda
• No coding required
• Text, images, videos
• Consistent, modern UI
• Easy-to-read layouts → Perfect for teams wanting speed and consistency.

Winner:

• Kiwi for heavy customization
• MP Size Chart for fast execution

Size recommendations

Kiwi Sizing

• Advanced AI-based recommender
• Recommender analytics
• Add suggested sizes to cart → Very robust for deep fit logic.

MP Size Chart & Size Guide

• Simple smart recommender
• Faster user experience
• Great for common apparel sizing

Winner:

• Kiwi for advanced stores
• MP Size Chart for simplicity & speed

Import/Export & Data Management

Kiwi Sizing

• CSV import/export
• Extract HTML from product descriptions
• Bulk extract product data
• Auto-create charts from extracted info

MP Size Chart & Size Guide

• CSV import/export
• Auto-generate charts based on size variants
• Migrate charts between stores
• Streamlined workflow

Winner:

• Kiwi Sizing for HTML extraction
• MP Size Chart & Size Guide for simplicity

Performance & load speed

Kiwi Sizing

• More powerful scripts
• Additional weight depending on setup

MP Size Chart & Size Guide

• Lightweight scripts
• Faster modal loading
• Better for SEO & mobile shopping

Winner:

• MP Size Chart & Size Guide (faster, cleaner, Shopify-friendly)

Chart display, placement & visibility

Both apps offer:

• Add size chart per product
• Conditions (collection, tag, vendor, type)
• Placement customization
• Choose size chart width
• Link between products and size chart
• Table styles

Kiwi Sizing

MP Size Chart

Unique differences:

• Kiwi Sizing: Add logo on chart modal, size chart permalink.
• MP Size Chart & Size Guide: Size chart reminders, display for selected countries.

MP Size Chart: Size reminder

MP Size Chart & Size Guide focuses more on real CRO behavior optimization rather than purely adding features.

Size conversion

Kiwi Sizing

• Auto convert
• Custom convert styling
• Auto international conversion size chart

MP Size Chart & Size Guide

• Auto convert
• Multiple unit conversions
• Instant, hassle-free setup

Winner:

• Kiwi includes more functions.
• MP Size Chart & Size Guide is easier to use.

Pricing & ratings

Kiwi Sizing

• Free plan
• Paid plans start at $6.99/month
• Advanced features cost extra
• Rating: 4.7★ from ~900 reviews

MP Size Chart & Size Guide

• Free Forever
• Growth: $6.95/month
• Pro: $12.95/month
• All essential features included
• Rating: 4.9★ from ~750 reviews

Winner:

• MP Size Chart & Size Guide — more affordable + higher rating

Built for Shopify badge

This is a major differentiator:

MP Size Chart & Size Guide → YES, Built for Shopify

This means it meets Shopify’s strict standards for:

• Performance
• Reliability
• UX
• Security
• Online Store 2.0 compatibility
• Support quality

Kiwi Sizing → Not Built for Shopify

This doesn’t mean it’s bad—but it lacks Shopify’s certification and trust seal.

Winner:

• MP Size Chart & Size Guide (A clear advantage for merchants wanting long-term stability)

Which App Should You Choose?

Here’s a practical, unbiased breakdown:

Choose Kiwi Sizing if you:

• Need maximum customization
• Want machine-learning recommendations
• Need HTML import, webpage extraction
• Require multi-tab or complex size charts
• Prefer granular analytics

Choose MP Size Chart & Size Guide if you:

• Want a super easy-to-use size chart app
• Need fast performance
• Prefer drag-and-drop templates
• Want size chart reminders
• Need flexible assignments (vendor/type/collection/tag/global)
• Want affordable pricing
• Want a Built for Shopify certified app

Most fashion and apparel stores fall naturally into the MP Size Chart category because it saves time and is easier for teams to operate.

FAQs

1. Is Kiwi Sizing better than MP Size Chart & Size Guide?

Kiwi Sizing has more advanced features, but MP Size Chart is easier to use and faster for most apparel stores. The best choice depends on your needs.

2. Does MP Size Chart offer size recommendations like Kiwi Sizing?

Yes. MP Size Chart includes smart size recommendations, ideal for common apparel sizing.

3. Which app loads faster: Kiwi Sizing or MP Size Chart?

MP Size Chart is more lightweight and optimized for performance.

4. Which sizing app is easier to set up?

MP Size Chart is significantly easier thanks to templates and intuitive UI.

5. Do both apps support CSV import?

Yes, both support CSV import/export.

6. Can Kiwi Sizing extract size charts from webpages?

Yes. Kiwi supports HTML and webpage extraction.

7. Does MP Size Chart & Size Guide support size chart reminders?

Yes, MP Size Chart includes reminders that increase visibility and reduce returns.

8. Which app is recommended for large SKU catalogs?

MP Size Chart works better for fast, large-scale setup.

Final Verdict

Both sizing apps serve different needs, but the right choice depends on what matters most for your Shopify store.

• Kiwi Sizing stands out for its advanced customization, HTML extraction, multi-tab chart layouts, and recommender analytics. It’s ideal for merchants who want full control and don’t mind a deeper setup process.
• MP Size Chart & Size Guide, on the other hand, focuses on simplicity, speed, and conversion performance. With 23+ ready templates, lightweight performance, intuitive UI, and the Built for Shopify badge, it offers a highly reliable solution that most apparel and fashion stores can set up in minutes—not hours.

Add to that a higher average rating, strong customer satisfaction, and clear, affordable pricing, MP Size Chart & Size Guide becomes the more efficient and scalable choice for the majority of merchants—especially those prioritizing performance and ease of use.