Reflex
Reflex is a Webflow theme by Templates ($49). Tested on 2026-10-05 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 77 for mobile speed and 95 for desktop speed, 100/100 for SEO and 87/87 for accessibility (mobile/desktop, 0–100). Note: its demo home page is heavy — 19.6 MB — heavier than a typical store, so the speed score may understate the theme.
Mobile77

Desktop95

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 77 | 95 |
| SEO | 100 | 100 |
| Accessibility | 87 | 87 |
| Best practices | 96 | 96 |
Single preset · measured 2 times since 2026-10-05 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Reflex home page
Mobile
Speed 77 · 23 points to gain
- −15.8 Largest Contentful Paint medium effort
- −6.5 First Contentful Paint medium effort
- −1.2 Speed Index medium effort
Accessibility 87 · 13 points to gain
- −3.8 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.8 `<html>` element does not have a `[lang]` attribute low effort
- −3.8 Links do not have a discernible name medium effort
- −1.6 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 95 · 5 points to gain
- −2.2 Largest Contentful Paint medium effort
- −1.4 Speed Index medium effort
- −1.1 First Contentful Paint medium effort
Accessibility 87 · 13 points to gain
- −3.8 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.8 `<html>` element does not have a `[lang]` attribute low effort
- −3.8 Links do not have a discernible name medium effort
- −1.6 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 | ||||||
| Reflex default demo ↗ | 77 | 100 | 87 | 95 | 100 | 87 | 2026-10-05 |
| home ↗ | 77 | 100 | 87 | 95 | 100 | 87 | 2026-10-05 |