Page views
1.6k
24h
▼ 10% vs previous 24h
LCP · p75
1.87 s
85% good · 1.6k samples
▼ 4% vs previous 24h
INP · p75
219 ms
71% good · 1.0k samples
▲ 1% vs previous 24h
CLS · p75
0.04
88% good · 1.6k samples
▲ 4% vs previous 24h
FCP · p75
1.50 s
82% good · 1.6k samples
▼ 7% vs previous 24h
TTFB · p75
820 ms
74% good · 1.6k samples
▼ 7% vs previous 24h
Happy page views
62%
12% unhappy · 1.6k rated
What to fix first
Slow page loads cost you engagement
Comparing like with like (the same page type), page views whose main content took over 4 s got 58% less engaged time and 75% fewer clicks than ones that loaded in under 2.5 s. Based on 101 slow page views across 4 page types.
Compare fast and slow page views →
Tablet visitors get a much slower INP
p75 INP is 302 ms on tablet against 148 ms on desktop. Tablet is 12% of your page views.
Try: Test on a real mid-range phone or with CPU throttling: big images, heavy JavaScript and third-party scripts cost far more there.
INP by device →
Taps and clicks on this element respond slowly
#onetrust-accept-btn-handler
p75 INP is 208 ms over 252 page views, mostly on /. Most of the time goes on running the event handler.
Try: The event handler itself is slow: do less work in it, or yield (scheduler.yield / setTimeout) before the heavy part.
INP by element →
This element makes the page jump as it loads
header.site-header
p75 CLS is 0.12 on the 194 page views where it shifted, mostly on /search/.
Try: Reserve its space before it arrives: width and height (or aspect-ratio) on images and embeds, a min-height for content inserted later, and font-display with matched fallback metrics for web fonts.
CLS by element →
This element makes the page jump as it loads
div.ad-slot
p75 CLS is 0.13 on the 163 page views where it shifted, mostly on /.
Try: Reserve its space before it arrives: width and height (or aspect-ratio) on images and embeds, a min-height for content inserted later, and font-display with matched fallback metrics for web fonts.
CLS by element →
This element makes the page jump as it loads
ul.product-grid
p75 CLS is 0.12 on the 159 page views where it shifted, mostly on /. 1 more element that shifts is in the Vitals tab.
Try: Reserve its space before it arrives: width and height (or aspect-ratio) on images and embeds, a min-height for content inserted later, and font-display with matched fallback metrics for web fonts.
CLS by element →
2 more findings
Taps and clicks on this element respond slowly
div.gallery > button.next
p75 INP is 240 ms over 135 page views, mostly on /search/. Most of the time goes on running the event handler.
Try: The event handler itself is slow: do less work in it, or yield (scheduler.yield / setTimeout) before the heavy part.
INP by element →
Taps and clicks on this element respond slowly
nav.toc > a.toc-link
p75 INP is 248 ms over 136 page views, mostly on /search/. Most of the time goes on running the event handler. 3 more slow elements are in the Vitals tab.
Try: The event handler itself is slow: do less work in it, or yield (scheduler.yield / setTimeout) before the heavy part.
INP by element →
Trend
By device
| Device | Page views | p75 LCP | p75 INP | p75 CLS |
|---|---|---|---|---|
| Mobile | 782 | 2.04 s | 268 ms | 0.04 |
| Desktop | 601 | 1.39 s | 148 ms | 0.04 |
| Tablet | 186 | 2.29 s | 302 ms | 0.03 |
Does speed cost engagement?
Page views grouped by their own LCP. If slower pages get fewer clicks and less reading, that's the cost of slowness.
| LCP | Page views | Clicks per view | Engaged time | Avg scroll |
|---|---|---|---|---|
| Good | 1.3k | 1.71 | 34.9 s | 57% |
| Needs improvement | 127 | 0.76 | 26.0 s | 58% |
| Poor | 101 | 0.43 | 14.7 s | 38% |
Biggest changes vs previous 24h
| Measure | Previous | Now | Change |
|---|---|---|---|
| p75 LCP · Load delay | 602 ms | 552 ms | ▼ 8% |
| p75 TTFB · Server wait | 744 ms | 685 ms | ▼ 8% |
| p75 FCP | 1.62 s | 1.50 s | ▼ 7% |
| p75 TTFB | 878 ms | 820 ms | ▼ 7% |
| p75 LCP · Render delay | 463 ms | 483 ms | ▲ 4% |
| Avg engaged time | 31.6 s | 32.9 s | ▲ 4% |
| p75 LCP | 1.94 s | 1.87 s | ▼ 4% |
| p75 LCP · Load time | 683 ms | 697 ms | ▲ 2% |