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Explore the blog →Head-to-head SEO performance comparison based on real data
Based on 11,806 pages across 15 websites
| Dimension | Shopify | BigCommerce |
|---|---|---|
|
Overall SEO Score
Average SEO score across all pages
|
72.2/100 | 56.7/100 |
|
Core Web Vitals (LCP)
Largest Contentful Paint — lower is faster
|
11.20s | 10.51s |
|
Core Web Vitals (CLS)
Cumulative Layout Shift — lower means less visual jank
|
0.26 | 0.12 |
|
Content Readability
AI-assessed readability score
|
71.1/100 | 77.8/100 |
|
Alt Text Compliance
Percentage of images with alt text
|
69.5% | 43.6% |
|
Structured Data Adoption
Percentage of pages with structured data
|
28.7% | 31.5% |
|
Title-Content Consistency
How well page titles match content
|
0.0/100 | 0.0/100 |
|
Internal Link Density
Average incoming internal links per page
|
38 | 40 |
|
Broken Link Rate
Average on-page errors per page — lower is better
|
N/A | N/A |
|
Page Speed
Average page load time — lower is faster
|
4.44s | 1.44s |
|
Average Content Length
Average word count across all pages
|
252 words | 695 words |
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