WebPerformance Report

powered by WebPageTest

#WebPerf result for:

URL: https://stripe.com/

From: Dulles, Virginia USA - (Chrome) - Mobile

Date: 2025-07-12T12:55:00

ID: 250712_ZiDcCD_3MN

Filmstrip - Video - Map - Opportunities - History - Frustration index (new)

🙌 Thanks to our Sponsors:

Catchpoint - DebugBear

Optimization Scores

Grades for the most critical performance optimizations.

58 A A A
Lighthouse Perf (new)
Security score
First Byte Time
Keep-alive Enabled
A A A ✓
Compress Transfer
Compress Images
Cache static content
Effective use of CDN
View Performance Optimization Overview

Perf Links

Great posts about web tech.

⚡️ NuxtLabs is joining Vercel [nuxtlabs]

⚡️ Backend and Frontend Engineers Must Unite [debugbear]

⚡️ PerfAgent is now publicly available [PerfLab-io]

⚡️ Up and Coming ARIA [webaim]

Core Web Vitals

UX Metrics for loading, visual stability, and interactivity.

LCP
CLS
TBT
3.441s 0.000 3.389s
LCP - CrUX
CLS - CrUX
INP - CrUX
TTFB - CrUX (new)
1.927s 0.000 0.169s 0.792s
View Web Vitals Diagnostic

Lighthouse Scores

Diagnose performance issues - 3G Fast connection.

Performance
Accessibility
Best Practices
SEO
58 91 78 96
View Lighthouse Report

Performance Results

High-level metrics information about the page that was tested.

First Byte
Start Render
FCP
Speed Index
1.627s 3.400s 3.441s 3.416s

Document Complete

Time
Requests
Bytes In
9.402s 100 615 KB

Fully Loaded

Time
Requests
Bytes In
10.315s 102 634 KB

Content Breakdown

Website content breakdown by MIME type.

MIME Type
Requests
Bytes
js 1 0KB
css 92 30KB
image 2 16KB
font 3 0KB
html 1 571KB
View Full Test in WebPageTest.org