Research-Backed Methodology

The BTNG E-commerceUX Framework

60 research-backed criteria across 6 page types. Based on 20 years of e-commerce UX experience and published research, including Nielsen Norman Group and Google.

Scoring System

How Scoring Works

Each criterion is a YES/NO question. We weight by importance to calculate your score.

Critical

Failing these hurts conversions significantly

3 points each

Important

Missing these creates friction

2 points each

Nice-to-have

These differentiate good from great

1 point each

Score Scale

How we interpret your overall score

Score range

90%+

Excellent

Score range

70-89%

Good

Score range

50-69%

Needs Work

Score range

<50%

Poor

Audit Output

What You Get From Each Audit

Every evaluation produces three actionable lists

Things We Like

Criteria the site passes that are well-implemented. Celebrate these and maintain them.

Things We're Missing

Criteria the site fails on — clear opportunities for improvement and quick wins.

Things We Don't Like

Criteria the site fails on AND the implementation is actively harmful to UX.

Full Criteria List

Every question we ask when evaluating an e-commerce site

Homepage

The main landing page of the website

1 Critical3 Important6 Nice-to-have

Product Detail Page

Individual product pages with full product information

2 Critical7 Important1 Nice-to-have

Product Listing Page

Category or collection pages showing multiple products

1 Critical7 Important2 Nice-to-have

Shopping Cart

Cart page showing selected items

2 Critical1 Important7 Nice-to-have

Checkout

The checkout flow for completing purchases

2 Critical4 Important4 Nice-to-have

Search Results

Search results page with filtering options

1 Critical5 Important4 Nice-to-have

About BTNG.studio

This framework was developed by Philip Wallage and the BTNG.studio team based on 20 years of e-commerce UX experience, working with brands across fashion, electronics, home goods, and more. We've distilled research from leading e-commerce UX research, Nielsen Norman Group, Google's Retail UX Playbook, and our own client work into this practical, actionable framework.