Best Buy Core Web Vitals
How real Chrome users experience www.bestbuy.com, from Google's Chrome UX Report: the 75th percentile of visits on every device.
Best Buy fails Core Web Vitals
Sep 27 – Oct 24, all devices
INP
162 ms
Good
LCP
2.6 s
Needs improvement
CLS
0.12
Needs improvement
FCP
1.9 s
Needs improvement
TTFB
1.3 s
Needs improvement
INP over time
Weekly p75. The dashed line is the 200 ms "good" threshold.
What the numbers say
- Best Buy fails Core Web Vitals on Largest Contentful Paint (2.6 s, good is 2.5 s or less) and Cumulative Layout Shift (0.12, good is 0.10 or less).
- The server answers slowly: time to first byte is 1.3 s, 48% of the LCP time, so a faster backend or cache would help most.
- Among 11 e-commerce sites we track, Best Buy has the 8th fastest LCP.
- INP has improved by 41 ms over the last 25 weeks, from 203 ms to 162 ms.
Keep a site like this from getting slower
Real-user data shows a regression weeks after it ships. Vitalgate runs Lighthouse on every pull request and fails the check when a change breaks budgets like these: LCP ≤ 2.7 s, CLS ≤ 0.12, FCP ≤ 1.9 s.
Other e-commerce sites
| Site | Core Web Vitals | LCP | INP | CLS |
|---|---|---|---|---|
| Amazon | Fails | 1.7 s | 160 ms | 0.13 |
| eBay | Passes | 2.0 s | 153 ms | 0.03 |
| Etsy | Passes | 2.1 s | 131 ms | 0.00 |
| Walmart | Fails | 2.8 s | 157 ms | 0.06 |
| Target | Fails | 2.7 s | 197 ms | 0.29 |
| Nike | Passes | 2.3 s | 173 ms | 0.07 |
| IKEA | Passes | 1.2 s | 112 ms | 0.04 |
| AliExpress | Passes | 2.1 s | 128 ms | 0.10 |
| Mercado Libre | Passes | 1.8 s | 139 ms | 0.00 |
| Apple | Fails | 2.7 s | 118 ms | 0.08 |