Page views
573
7d
▲ 6% vs previous 7d
LCP · p75
2.13 s
81% good · 573 samples
▲ 2% vs previous 7d
INP · p75
302 ms
62% good · 407 samples
▲ 17% vs previous 7d
CLS · p75
0.03
91% good · 573 samples
▲ 25% vs previous 7d
FCP · p75
1.62 s
81% good · 573 samples
▼ 1% vs previous 7d
TTFB · p75
845 ms
72% good · 573 samples
▼ 2% vs previous 7d
Happy page views
53%
16% unhappy · 573 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 51% less engaged time and 79% fewer clicks than ones that loaded in under 2.5 s. Based on 48 slow page views across 1 page type.
Compare fast and slow page views →
INP got 17% worse than the previous 7d
p75 INP is now 302 ms. The Vitals tab shows when it changed and which pages it changed on.
INP over time →
CLS got 25% worse than the previous 7d
p75 CLS is now 0.03. The Vitals tab shows when it changed and which pages it changed on.
CLS over time →
Taps and clicks on this element respond slowly
#onetrust-accept-btn-handler
p75 INP is 247 ms over 122 page views, mostly on /p/sku-0/. 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 387 ms over 50 page views, mostly on /p/sku-4/. 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
#onetrust-banner-sdk
p75 CLS is 0.12 on the 68 page views where it shifted, mostly on /p/sku-0/.
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 →
1 more finding
Taps and clicks on this element respond slowly
button.add-to-cart
p75 INP is 316 ms over 55 page views, mostly on /p/sku-6/. Most of the time goes on running the event handler. 4 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 | 573 | 2.13 s | 302 ms | 0.03 |
| Desktop | 379 | 1.36 s | 158 ms | 0.04 |
| Tablet | 149 | 2.03 s | 259 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 | 463 | 1.65 | 33.4 s | 58% |
| Needs improvement | 62 | 0.84 | 22.2 s | 64% |
| Poor | 48 | 0.35 | 16.3 s | 35% |
Biggest changes vs previous 7d
| Measure | Previous | Now | Change |
|---|---|---|---|
| p75 INP · Processing | 117 ms | 136 ms | ▲ 17% |
| p75 INP · Presentation | 78 ms | 91 ms | ▲ 17% |
| p75 INP | 259 ms | 302 ms | ▲ 17% |
| p75 INP · Input delay | 65 ms | 76 ms | ▲ 17% |
| p75 LCP · Load delay | 682 ms | 752 ms | ▲ 10% |
| p75 TTFB · Server wait | 703 ms | 752 ms | ▲ 7% |
| Avg scroll depth | 54% | 57% | ▲ 6% |
| Avg engaged time | 32.1 s | 30.7 s | ▼ 4% |
| p75 LCP · Render delay | 354 ms | 342 ms | ▼ 3% |
| p75 LCP · Load time | 710 ms | 731 ms | ▲ 3% |
| p75 TTFB | 865 ms | 845 ms | ▼ 2% |
| p75 LCP | 2.09 s | 2.13 s | ▲ 2% |