83
#7,255 of 19,136
Real-user data through
Recent
CrUX rolling 28-day window
Page and vendor scan
Recent
Latest usable Lighthouse measurement
Sitemap checked
Not availableNo data
Latest recorded sitemap check
Head to head
Provider averageFaster87
#4 of 24 providers
Verdict
DealerOn sites are faster
Scores 87 vs 83 and wins 5 of 5 Core Web Vitals. Taps and clicks get a response 24% faster.
Metric by metric
Real-user figures are the 75th percentile of Chrome visits.
Metric
Serra Chevrolet Southfield
DealerOnReal-user experience
Performance score
Weighted Core Web Vitals · higher is better
83
87
+4 pts
Largest Contentful Paint
LCP · lower is better
1,840 ms
1,602 ms
13% faster
Interaction to Next Paint
INP · lower is better
249 ms
190 ms
24% faster
Cumulative Layout Shift
CLS · lower is better
0.19
0.15
0.04 less shift
First Contentful Paint
FCP · lower is better
1,440 ms
1,236 ms
14% faster
Time to First Byte
TTFB · lower is better
780 ms
699 ms
10% faster
Lab test · home page
Page weight
Home page download · lower is better
18.2 MB
13.2 MB
27% lighter
Requests
Files the home page loads · lower is better
373
294
79 fewer
Third-party requests
Outside scripts and pixels · lower is better
244
196
48 fewer
JavaScript
Script download · lower is better
6.64 MB
4.43 MB
33% lighter
SEO
Lighthouse · higher is better
100
+7 pts
93
Accessibility
Lighthouse · higher is better
90
92
+2 pts
Best practices
Lighthouse · higher is better
96
+21 pts
75
More matchups
Nearby Chevrolet dealers, and how Serra Chevrolet Southfield stacks up against its provider's average.