King
King is a Shopify theme by Shine Dezign Infonet ($500). Tested on 2026-11-08 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 77 for mobile speed and 86 for desktop speed, 92/92 for SEO and 94/97 for accessibility (mobile/desktop, 0–100). Those are medians across its 5 tested presets; mobile speed across every tested page ranges from 64 to 90. On its marketplace it is rated 4.6 out of 5 from 24 reviews.
Mobile64

Desktop80

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 77 | 86 |
| SEO | 92 | 92 |
| Accessibility | 94 | 97 |
| Best practices | 97 | 96 |
Median of 5 presets · measured 150 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Regal home page
Mobile
Speed 64 · 36 points to gain
- −22 Largest Contentful Paint medium effort
- −9.3 Speed Index medium effort
- −4.8 Total Blocking Time medium effort
SEO 85 · 15 points to gain
- −7.7 Links do not have descriptive text low effort
- −7.7 Image elements do not have `[alt]` attributes low effort
Accessibility 90 · 10 points to gain
- −4.8 Image elements do not have `[alt]` attributes low effort
- −3.4 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −1.4 Heading elements are not in a sequentially-descending order medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 80 · 20 points to gain
- −9.5 Speed Index medium effort
- −5.7 Total Blocking Time medium effort
- −4.5 Largest Contentful Paint medium effort
SEO 85 · 15 points to gain
- −7.7 Links do not have descriptive text low effort
- −7.7 Image elements do not have `[alt]` attributes low effort
Accessibility 87 · 13 points to gain
- −4.2 Image elements do not have `[alt]` attributes low effort
- −4.2 Select elements do not have associated label elements. medium effort
- −3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −1.3 Heading elements are not in a sequentially-descending order medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| King demo ↗ | 77 | 92 | 93 | 85 | 92 | 94 | 2026-11-07 |
| category ↗ | 78 | 92 | 95 | 71 | 92 | 98 | 2026-11-07 |
| home ↗ | 73 | 85 | 90 | 87 | 85 | 84 | 2026-11-08 |
| product ↗ | 80 | 100 | 95 | 96 | 100 | 99 | 2026-11-07 |
| Regal default demo ↗ | 65 | 92 | 93 | 83 | 92 | 95 | 2026-11-07 |
| category ↗ | 67 | 92 | 95 | 71 | 92 | 98 | 2026-11-07 |
| home ↗ | 64 | 85 | 90 | 80 | 85 | 87 | 2026-11-07 |
| product ↗ | 65 | 100 | 95 | 98 | 100 | 99 | 2026-11-07 |
| Noor demo ↗ | 73 | 97 | 95 | 95 | 97 | 97 | 2026-11-07 |
| category ↗ | 69 | 92 | 95 | 94 | 92 | 98 | 2026-11-07 |
| home ↗ | 72 | 100 | 95 | 92 | 100 | 95 | 2026-11-08 |
| product ↗ | 79 | 100 | 95 | 98 | 100 | 99 | 2026-11-07 |
| Castle demo ↗ | 84 | 92 | 94 | 89 | 92 | 97 | 2026-11-07 |
| category ↗ | 81 | 92 | 95 | 71 | 92 | 98 | 2026-11-07 |
| home ↗ | 90 | 85 | 93 | 98 | 85 | 93 | 2026-11-08 |
| product ↗ | 80 | 100 | 95 | 97 | 100 | 99 | 2026-11-07 |
| Throne demo ↗ | 78 | 97 | 95 | 86 | 97 | 97 | 2026-11-07 |
| category ↗ | 67 | 92 | 95 | 69 | 92 | 98 | 2026-11-07 |
| home ↗ | 89 | 100 | 95 | 92 | 100 | 95 | 2026-11-08 |
| product ↗ | 78 | 100 | 95 | 97 | 100 | 99 | 2026-11-07 |