www.bbc.co.uk

Site speed audit for www.bbc.co.uk based on real-user data from Chrome UX Report

All
Mobile
Desktop
In-Depth
Latest

Metrics

TTFB

Time to First Byte

i
0.3
Good < 0.8
92.8%
Impr.
5.4%
Poor > 1.8
1.8%
MJJASONDJFMA0s0.4s0.8s
FCP

First Contentful Paint

i
0.7s
Good < 1.8
94.8%
Impr.
3.3%
Poor > 3.0
1.9%
MJJASONDJFMA0s0.5s0.9s
LCP

Largest Contentful Paint

i
0.9s
Good < 2.5
95.6%
Impr.
2.7%
Poor > 4.0
1.7%
MJJASONDJFMA0s0.6s1.3s
INP

Interaction to Next Paint

i
125
Good < 200
84.8%
Impr.
9.3%
Poor > 500
5.9%
MJJASONDJFMA0ms100ms200ms
CLS

Cumulative Layout Shift

i
0.00
Good < 0.10
97.8%
Impr.
1.2%
Poor > 0.25
1.0%
MJJASONDJFMA00.030.05

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Audience

Form Factors

i
Mobile
71.7%
Desktop
24.1%
Tablet
4.1%
AMJJASONDJFMA0%25%50%75%100%

Round-Trip Time

i
75ms
Low < 75
72.1%
Medium
24.5%
High > 275
3.4%
MJJASONDJFMA0ms75ms275ms

Navigation Types

i
Navigate
68.4%
Cache
0.4%
Back-Forward
3.3%
Bfcache
17.2%
Reload
6.9%
Restore
0.2%
Prerender
3.6%
AMJJASONDJFMA0%25%50%75%100%

Popularity Rank

i
Top 1,000
AMJJASONDJFMA10M1M100K10K1K

Geography

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