Broadcast
Broadcast is a Shopify theme by Presidio ($420). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 64 for mobile speed and 93 for desktop speed, 62/62 for SEO and 98/98 for accessibility (mobile/desktop, 0–100). Those are medians across its 5 tested presets; mobile speed across every tested page ranges from 54 to 70. On its marketplace it is rated 4.8 out of 5 from 281 reviews.
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 64 | 93 |
| SEO | 62 | 62 |
| Accessibility | 98 | 98 |
| Best practices | 94 | 94 |
Median of 5 presets · measured 30 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Broadcast home page
Mobile
Speed 65 · 35 points to gain
- −25 Largest Contentful Paint medium effort
- −6.2 First Contentful Paint medium effort
- −3.6 Speed Index medium effort
- 300 ms Reduce unused CSS high effort
SEO 54 · 46 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Document does not have a meta description low effort
- −7.7 Links do not have descriptive text low effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 95 · 5 points to gain
- −3.4 Speed Index medium effort
- −1.7 Largest Contentful Paint medium effort
SEO 54 · 46 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Document does not have a meta description low effort
- −7.7 Links do not have descriptive text low 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 | ||||||
| Airwave demo ↗ | 61 | 58 | 98 | 93 | 58 | 98 | 2026-09-11 |
| category ↗ | 54 | 69 | 100 | 95 | 69 | 100 | 2026-09-12 |
| home ↗ | 68 | 46 | 95 | 91 | 46 | 95 | 2026-09-11 |
| Broadcast default demo ↗ | 66 | 62 | 100 | 92 | 62 | 100 | 2026-09-11 |
| category ↗ | 66 | 69 | 100 | 89 | 69 | 100 | 2026-09-12 |
| home ↗ | 65 | 54 | 100 | 95 | 54 | 100 | 2026-09-11 |
| Motif demo ↗ | 64 | 62 | 98 | 94 | 62 | 98 | 2026-09-11 |
| category ↗ | 61 | 69 | 100 | 95 | 69 | 100 | 2026-09-12 |
| home ↗ | 66 | 54 | 95 | 93 | 54 | 95 | 2026-09-11 |
| Relay demo ↗ | 69 | 65 | 99 | 92 | 65 | 99 | 2026-09-11 |
| category ↗ | 67 | 69 | 100 | 95 | 69 | 100 | 2026-09-12 |
| home ↗ | 70 | 61 | 98 | 88 | 61 | 98 | 2026-09-11 |
| Stellar demo ↗ | 61 | 58 | 97 | 96 | 58 | 97 | 2026-09-11 |
| category ↗ | 54 | 69 | 100 | 95 | 69 | 100 | 2026-09-12 |
| home ↗ | 68 | 46 | 93 | 96 | 46 | 94 | 2026-09-11 |
Show this score on your site
A live badge: it always shows Broadcast's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/shopify/broadcast"><img src="https://themestested.com/badge/shopify/broadcast.svg" alt="Broadcast speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.