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eCommerce Performance Monitor

Casper

casper.com· Shopify
MattressesBedroom / BathroomMixpanelShopify

Defects

C
Score 72 / 100 · 5 defects · 2026-11-06
Full defect card →

Origin (CRuX Field Data)

DeviceP/FLCPINPCLSRank
desktopPASS1.2s120ms0.02-
mobilePASS1.4s179ms0.01-

mobile Page Data

PageP/FLCPINPCLSACCSEOBPPERF
homepagePASS1.3s153ms0.0010010054
66
plpPASS1.2s158ms0.001008354
69
pdpPASS1.2s158ms0.001008354
66

desktop Page Data

PageP/FLCPINPCLSACCSEOBPPERF
homepagePASS1.4s122ms0.019710054
82
plpPASS1.0s82ms0.011008554
86
pdpPASS1.0s82ms0.011008554
76

CWV History (Last 12 Weeks)

mobile

LCP

INP

CLS

desktop

LCP

INP

CLS