Page views
77
7d
▼ 15% vs previous 7d
LCP · p75
1.98 s
87% good · 77 samples
▼ 20% vs previous 7d
INP · p75
280 ms
63% good · 46 samples
▲ 3% vs previous 7d
CLS · p75
0.03
92% good · 77 samples
▲ 74% vs previous 7d
FCP · p75
1.60 s
83% good · 77 samples
▼ 13% vs previous 7d
TTFB · p75
872 ms
70% good · 77 samples
▼ 18% vs previous 7d
Happy page views
61%
17% unhappy · 77 rated
What to fix first
Taps and clicks on this element respond slowly
nav.toc > a.toc-link
p75 INP is 561 ms over 6 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 →
CLS got 74% 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
div.related-articles > a
p75 INP is 274 ms over 12 page views, mostly on /articles/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
#onetrust-accept-btn-handler
p75 INP is 232 ms over 10 page views, mostly on /articles/177/. Most of the time goes on running the event handler. 2 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 →
This element makes the page jump as it loads
ul.product-grid
p75 CLS is 0.15 on the 5 page views where it shifted, mostly on /p/sku-71/.
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 0.11 on the 4 page views where it shifted, mostly on /articles/123/.
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 →
Based on 77 page views. Findings need at least 5 measured page views each, so more show up as traffic grows (try the 30d range).
Trend
By device
| Device | Page views | p75 LCP | p75 INP | p75 CLS |
|---|---|---|---|---|
| Mobile | 362 | 1.98 s | 290 ms | 0.05 |
| Desktop | 266 | 1.51 s | 133 ms | 0.03 |
| Tablet | 77 | 1.98 s | 280 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 | 67 | 1.63 | 32.7 s | 63% |
| Needs improvement | 4 | 0.75 | 25.4 s | 56% |
| Poor | 6 | 0.17 | 13.8 s | 39% |
Biggest changes vs previous 7d
| Measure | Previous | Now | Change |
|---|---|---|---|
| p75 CLS | 0.02 | 0.03 | ▲ 74% |
| p75 LCP · Load delay | 960 ms | 654 ms | ▼ 32% |
| p75 LCP · Render delay | 505 ms | 390 ms | ▼ 23% |
| p75 LCP · Load time | 842 ms | 671 ms | ▼ 20% |
| p75 LCP | 2.47 s | 1.98 s | ▼ 20% |
| p75 TTFB · Connect | 145 ms | 117 ms | ▼ 19% |
| p75 TTFB | 1.07 s | 872 ms | ▼ 18% |
| p75 TTFB · Server wait | 741 ms | 606 ms | ▼ 18% |
| Avg scroll depth | 54% | 61% | ▲ 14% |
| p75 FCP | 1.85 s | 1.60 s | ▼ 13% |
| Avg engaged time | 31.7 s | 30.8 s | ▼ 3% |