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Rename web vital metrics in docs #1178

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Expand Up @@ -52,22 +52,25 @@ The [k6 browser module](/using-k6-browser) emits its own metrics based on the [C

These core metrics will evolve over time when technology changes, but for now, k6 tracks the following core web vitals:

| Core Web Vital | Description |
|-------------------------------- |--------------------------------------------------------------------------------------------------------------|
| webvital_largest_content_paint | Measures a page's loading performance. Please refer to [Largest Contentful Paint](https://web.dev/lcp/) for more information. |
| webvital_first_input_delay | Measures a page's interactivity. Please refer to [First Input Delay](https://web.dev/fid/) for more information. |
| webvital_cumulative_layout_shift | Measures a page's visual stability. Please refer to [Cumulative Layout Shift](https://web.dev/cls/) for more information. |
<!-- vale off -->
| Core Web Vital | Description |
|-----------------------|--------------------------------------------------------------------------------------------------------------|
| browser_web_vital_lcp | Measures a page's loading performance. Please refer to [Largest Contentful Paint](https://web.dev/lcp/) for more information. |
| browser_web_vital_fid | Measures a page's interactivity. Please refer to [First Input Delay](https://web.dev/fid/) for more information. |
| browser_web_vital_cls | Measures a page's visual stability. Please refer to [Cumulative Layout Shift](https://web.dev/cls/) for more information. |
<!-- vale on -->

### Other Web Vitals

Apart from the Core Web Vitals, the browser module also reports [Other Web Vitals](https://web.dev/vitals/#other-web-vitals).


| Other Web Vital | Description |
|-------------------------------- |--------------------------------------------------------------------------------------------------------------|
| webvital_time_to_first_byte | Measures the time it takes between the browser request and the start of the response from a server. Please refer to [Time to First Byte](https://web.dev/ttfb/) for more information.|
| webvital_first_contentful_paint | Measures the time it takes for the browser to render the first DOM element on the page, whether that's a text, image or header. Please refer to [First Contentful Paint](https://web.dev/fcp/) for more information. |
| webvital_interaction_to_next_paint | An experimental metric that measures a page's responsiveness. Please refer to [Interaction to Next Paint](https://web.dev/inp/) for more information. |
<!-- vale off -->
| Other Web Vital | Description |
|-------------------------------- |--------------------------------------------------------------------------------------------------------------|
| browser_web_vital_ttfb | Measures the time it takes between the browser request and the start of the response from a server. Please refer to [Time to First Byte](https://web.dev/ttfb/) for more information.|
| browser_web_vital_fcp | Measures the time it takes for the browser to render the first DOM element on the page, whether that's a text, image or header. Please refer to [First Contentful Paint](https://web.dev/fcp/) for more information. |
| browser_web_vital_inp | An experimental metric that measures a page's responsiveness. Please refer to [Interaction to Next Paint](https://web.dev/inp/) for more information. |
<!-- vale on -->

### Legacy browser metrics

Expand Down