Site Speed

30-90 minAdvanced

Optimize your BigCommerce store for faster load times through image optimization, theme efficiency, and reducing third-party scripts.

Prerequisites

  • Access to BigCommerce control panel
  • Stencil CLI for theme optimization
Beginner

Image Optimization

Reduce image file sizes.

1

Compress Before Upload

1

Use TinyPNG or ImageOptim before uploading

2

Product images: under 200KB ideally

3

Use appropriate dimensions (don't upload 4000px images)

2

Use Akamai

1

BigCommerce's Akamai Image Manager auto-optimizes

2

Serves WebP to supported browsers

3

Delivers responsive sizes automatically

Verification Checklist

Pro Tips

  • BigCommerce is SaaS so server optimization is handled automatically
  • Focus on images and third-party scripts - that's what you control
  • Use PageSpeed Insights regularly to catch regressions