Lighthouse v5 Score Weighting [MAKE YOUR OWN COPY]
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(May 2020) This calculator has moved to a dedicated webapp:
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https://googlechrome.github.io/lighthouse/scorecalc/
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Example metric values. (What metric value is required to get a X score on this audit)
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CategoryAudit
Category Weighting
Score of 100
Score of 99
Score of 95
Score of 90
Score of 80
Score of 75
Score of 50
Score of 0
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performancefirst-contentful-paint20.0%1,3591,5082,0062,3362,8093,0144,00012,157
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performancefirst-meaningful-paint6.7%1,3591,5082,0062,3362,8093,0144,00012,157
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performancespeed-index26.7%1,9702,1872,9083,3874,0744,3705,80017,628
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performanceinteractive33.3%1,9532,2183,1423,7854,7425,1667,30028,368
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performancefirst-cpu-idle13.3%1,9542,1953,0153,5724,3874,7436,50022,399
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performancemax-potential-fid0.0%6776108130163177250965
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pwa-fast-reliableload-fast-enough-for-pwa53.8%
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pwa-fast-reliableworks-offline38.5%
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pwa-fast-reliableoffline-start-url7.7%
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pwa-installableis-on-https40.0%
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pwa-installableservice-worker20.0%
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pwa-installableinstallable-manifest40.0%
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pwa-optimizedredirects-http22.2%
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pwa-optimizedsplash-screen11.1%
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pwa-optimizedthemed-omnibox11.1%
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pwa-optimizedcontent-width11.1%
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pwa-optimizedviewport22.2%
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pwa-optimizedwithout-javascript11.1%
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pwa-optimizedapple-touch-icon11.1%
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pwapwa-cross-browser0.0%
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pwapwa-page-transitions0.0%
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pwapwa-each-page-has-url0.0%
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accessibilityaccesskeys1.4%
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accessibilityaria-allowed-attr4.7%
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accessibilityaria-required-attr4.7%
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accessibilityaria-required-children4.7%
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accessibilityaria-required-parent4.7%
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accessibilityaria-roles4.7%
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accessibilityaria-valid-attr-value4.7%
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accessibilityaria-valid-attr4.7%
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accessibilityaudio-caption4.7%
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accessibilitybutton-name4.7%
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accessibilitybypass1.4%
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accessibilitycolor-contrast1.4%
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accessibilitydefinition-list1.4%
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accessibilitydlitem1.4%
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accessibilitydocument-title1.4%
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accessibilityduplicate-id0.5%
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accessibilityframe-title1.4%
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accessibilityhtml-has-lang1.4%
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accessibilityhtml-lang-valid1.4%
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accessibilityimage-alt4.7%
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accessibilityinput-image-alt4.7%
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accessibilitylabel4.7%
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accessibilitylayout-table1.4%
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accessibilitylink-name1.4%
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accessibilitylist1.4%
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accessibilitylistitem1.4%
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accessibilitymeta-refresh4.7%
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accessibilitymeta-viewport4.7%
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accessibilityobject-alt1.4%
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accessibilitytabindex1.4%
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accessibilitytd-headers-attr1.4%
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accessibilityth-has-data-cells1.4%
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accessibilityvalid-lang1.4%
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accessibilityvideo-caption4.7%
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accessibilityvideo-description4.7%
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accessibilitylogical-tab-order0.0%
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accessibilityfocusable-controls0.0%
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accessibilityinteractive-element-affordance0.0%
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accessibilitymanaged-focus0.0%
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accessibilityfocus-traps0.0%
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accessibilitycustom-controls-labels0.0%
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accessibilitycustom-controls-roles0.0%
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accessibilityvisual-order-follows-dom0.0%
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accessibilityoffscreen-content-hidden0.0%
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accessibilityheading-levels0.0%
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accessibilityuse-landmarks0.0%
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best-practicesappcache-manifest7.1%
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best-practicesis-on-https7.1%
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best-practicesuses-http27.1%
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best-practicesuses-passive-event-listeners7.1%
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best-practicesno-document-write7.1%
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best-practices
external-anchors-use-rel-noopener
7.1%
80
best-practicesgeolocation-on-start7.1%
81
best-practicesdoctype7.1%
82
best-practicesno-vulnerable-libraries7.1%
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best-practicesjs-libraries0.0%
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best-practicesnotification-on-start7.1%
85
best-practicesdeprecations7.1%
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best-practices
password-inputs-can-be-pasted-into
7.1%
87
best-practiceserrors-in-console7.1%
88
best-practicesimage-aspect-ratio7.1%
89
seoviewport7.7%
90
seodocument-title7.7%
91
seometa-description7.7%
92
seohttp-status-code7.7%
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seolink-text7.7%
94
seois-crawlable7.7%
95
seorobots-txt7.7%
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seoimage-alt7.7%
97
seohreflang7.7%
98
seocanonical7.7%
99
seofont-size7.7%
100
seoplugins7.7%