Coffee Bistro
Coffee Bistro is a WordPress theme by astertheme (Free). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 68 for mobile speed and 96 for desktop speed, 45/45 for SEO and 88/95 for accessibility (mobile/desktop, 0–100).
Mobile68
Desktop96
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 68 | 96 |
| SEO | 45 | 45 |
| Accessibility | 88 | 95 |
| Best practices | 96 | 100 |
Single preset · measured 2 times since 2026-09-13 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Coffee Bistro home page
Mobile
Speed 68 · 32 points to gain
- −21.5 Largest Contentful Paint medium effort
- −6.9 First Contentful Paint medium effort
- −4.1 Speed Index medium effort
- 200 ms Reduce unused CSS high effort
- 150 ms Reduce unused JavaScript high effort
SEO 45 · 55 points to gain
- −36.6 Page is blocked from indexing low effort
- −9.1 Document does not have a meta description low effort
- −9.1 Links do not have descriptive text low effort
Accessibility 88 · 12 points to gain
- −7 Buttons do not have an accessible name medium effort
- −4.9 `[aria-hidden="true"]` elements contain focusable descendents medium effort
Best practices 96 · 4 points to gain
- −3.8 Serves images with low resolution low effort
Desktop
Speed 96 · 4 points to gain
- −2.2 Largest Contentful Paint medium effort
- −1 Speed Index medium effort
- −0.5 First Contentful Paint medium effort
SEO 45 · 55 points to gain
- −36.6 Page is blocked from indexing low effort
- −9.1 Document does not have a meta description low effort
- −9.1 Links do not have descriptive text low effort
Accessibility 95 · 5 points to gain
- −4.9 `[aria-hidden="true"]` elements contain focusable descendents medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Coffee Bistro default demo ↗ | 68 | 45 | 88 | 96 | 45 | 95 | 2026-09-13 |
| home ↗ | 68 | 45 | 88 | 96 | 45 | 95 | 2026-09-13 |
Show this score on your site
A live badge: it always shows Coffee Bistro's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/wordpress/coffee-bistro"><img src="https://themestested.com/badge/wordpress/coffee-bistro.svg" alt="Coffee Bistro speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.