c15t Cookie Banner Performance Score

All Benchmarks

with-c15t-nextjs

c15t

Bundled

Benchmark name:

with-c15t-nextjs

View Benchmark View Website

Score Bundling Network

Our Score

Excellent

Key Insights

•Outstanding performance metrics across all Core Web Vitals.

•Excellent bundle strategy - first-party bundling reduces network overhead and improves reliability.

•Open source solution provides transparency and community-driven development.

•Zero third-party dependencies minimize privacy concerns and improve reliability.

Performance(40% weight)

95/100

First Contentful Paint: 2020/20 - Excellent

Largest Contentful Paint: 2525/25 - Excellent

Cumulative Layout Shift: 2020/20 - Excellent

Time to Interactive: 1515/20 - Very Good

Total Blocking Time: 1515/15 - Excellent

Bundle Strategy(25% weight)

100

100/100

Network Impact(20% weight)

90/100

Transparency(10% weight)

100

100/100

User Experience(5% weight)

70/100

Cookie Banner Impact

Banner Visibility

110ms

+1ms hydration

Viewport Coverage

12.5%

Screen real estate

Network Impact

0bytes

Bundled (no network)

Bundle Strategy

Bundled

Included in main bundle

Core Web Vitals

First Contentful Paint

29ms

Good

Largest Contentful Paint

29ms

Good

Time to Interactive

1.1s

Good

Cumulative Layout Shift

0.000

Good

Internationalization (i18n)

Language Detection

Browser Language

Good

Detecting language using the browsers language is ideal as it is the most accurate method.

String Loading Strategy

Server-side

Good

Text prepared on the server is the most efficient way to load the text as the user does not have to download multiple languages.