Page views
2.5k
7d
▲ 4% vs previous 7d
LCP · p75
1.95 s
83% good · 2.5k samples
▲ 1% vs previous 7d
INP · p75
221 ms
71% good · 1.6k samples
▲ 4% vs previous 7d
CLS · p75
0.03
90% good · 2.5k samples
▼ 18% vs previous 7d
FCP · p75
1.58 s
80% good · 2.5k samples
▲ 1% vs previous 7d
TTFB · p75
866 ms
72% good · 2.5k samples
▲ 3% vs previous 7d
Happy page views
62%
13% unhappy · 2.5k 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 55% less engaged time and 77% fewer clicks than ones that loaded in under 2.5 s. Based on 193 slow page views across 5 page types.
Compare fast and slow page views →
Mobile visitors get a much slower INP
p75 INP is 291 ms on mobile against 145 ms on desktop. Mobile is 49% 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 210 ms over 423 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 →
Taps and clicks on this element respond slowly
button.add-to-cart
p75 INP is 235 ms over 211 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 →
/search/ pages are slow to show their main content
p75 LCP is 2.61 s over 237 full page loads; 11% took over 4 s. Most of the time goes on waiting for the server.
Try: Most of the time passes before the HTML arrives: cache pages at the edge/CDN or speed up the server.
LCP by page and element →
This element makes the page jump as it loads
ul.product-grid
p75 CLS is 0.11 on the 226 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 →
3 more findings
This element makes the page jump as it loads
header.site-header
p75 CLS is 0.10 on the 247 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
div.ad-slot
p75 CLS is 0.10 on the 243 page views where it shifted, mostly on /c/headsets/.
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 →
Taps and clicks on this element respond slowly
nav.toc > a.toc-link
p75 INP is 267 ms over 181 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 | 1.2k | 2.19 s | 291 ms | 0.03 |
| Desktop | 945 | 1.49 s | 145 ms | 0.03 |
| Tablet | 316 | 2.37 s | 236 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 | 2.1k | 1.75 | 33.7 s | 57% |
| Needs improvement | 218 | 0.95 | 24.0 s | 59% |
| Poor | 193 | 0.40 | 15.2 s | 40% |
Biggest changes vs previous 7d
| Measure | Previous | Now | Change |
|---|---|---|---|
| p75 LCP · Load delay | 639 ms | 605 ms | ▼ 5% |
| p75 LCP · Load time | 655 ms | 631 ms | ▼ 4% |
| p75 TTFB · Server wait | 693 ms | 718 ms | ▲ 4% |
| p75 TTFB | 838 ms | 866 ms | ▲ 3% |
| Avg engaged time | 32.1 s | 31.4 s | ▼ 2% |