KallesVSPorto
We've tested both themes side-by-side. Here's every metric, feature, and detail you need to choose the right one.
Kalles
E-commerceKalles is a clean, versatile, and blazing-fast Shopify theme by The4, built for performance, conversion, and long-term growth. With over 25,000 sales and a 4.98-star rating from 2,200+ reviews, it is one of the most trusted Shopify themes on ThemeForest. Kalles is not just about design — it ships with built-in conversion features that save you money on paid apps, an optimized core with no bloated scripts, and fifteen-plus purpose-built demo sites you can import and customize in minutes. Whether you run a small boutique or a large catalog, Kalles is built to scale with your business.
Porto
E-commercePorto is simply a better choice for your new website design. It has been among the most popular themes in the world for several years, constantly improved to follow modern design trends and best coding practices — a longevity reflected in 95,100+ sales and a 4.93/5 rating across 23,400+ verified reviews. The theme ships with 130+ pre-built demos covering virtually every niche, from fashion and furniture to electronics and digital products, so you can launch a professional store in minutes rather than weeks. Behind the demos sits a genuinely fast core: exclusive speed-optimization features, lazy loading, and minified assets routinely deliver 96/100 desktop PageSpeed scores. Whether you are a first-time store owner or an agency shipping client sites, Porto's combination of depth, speed, and proven reliability makes it one of the safest premium investments on ThemeForest.
Detailed Specs Comparison
Feature Availability
Kalles — Pros
- Proven track record: 25,000+ sales and a 4.98-star rating from 2,200+ reviews
- Built-in conversion features reduce reliance on paid Shopify apps
- 15+ demos importable in minutes with drag-and-drop customization
- Fast, lightweight core with strong Core Web Vitals performance
Kalles — Cons
- Premium pricing compared to budget Shopify themes
- More demos and options can feel overwhelming for first-time users
- Some advanced modules still benefit from the EComposer partner app
Porto — Pros
- Incredible performance out of the box
- Massive library of 130+ pre-built niche sites
- Soft Mode allows you to edit anything without touching code
- Elite track record: 95k+ sales, 4.93/5 rating
Porto — Cons
- Settings panel can be overwhelming for beginners
- Requires a high PHP memory limit for best performance
- Bundled builder options can cause plugin bloat if over-installed
The Final Verdict
After analyzing every metric, here's our professional recommendation.
Kalles
WinnerPorto
Kalles is our recommended choice with a score of 95 vs 93. It wins in 4/6 comparison categories. However, both themes are excellent — your final decision should factor in your specific project needs and builder preference.