
Prime Day 2025: Retail Winners, Losers, and Key Insights for Q4

The Black Friday ecommerce event really stretches, from at least Thanksgiving Day through Cyber Monday – known as the Cyber 5. The latest in our series of reports on what happened this year focuses on ecommerce retail and direct-to-consumer brands that grew the most, compared to the 5-day period last year.
Here are the fastest-growing Cyber 5 players in the UK, with percentage growth plotted against traffic for the period.

You can click on the links below to see more Similarweb data about each of the companies.
| Domains | Cyber 5 2023 Total Visits | Cyber 5 YoY |
| dusk.com | 429.9K | 124% |
| cadburygiftsdirect.co.uk | 292.7K | 113% |
| abercrombie.com | 466.6K | 109% |
| sephora.co.uk | 808.7K | 95% |
| representclo.com | 257.5K | 86% |
| ego.co.uk | 473.1K | 60% |
| ugg.com | 506.5K | 54% |
| loveholidays.com | 1.5M | 51% |
| calvinklein.co.uk | 365.6K | 47% |
| brandalley.co.uk | 1.0M | 42% |
We also looked at breakdowns for key industries



Here is the comparable chart for the United States.

| Domains | Cyber 5 YoY | Cyber 5 Total 2023 Visits |
| soldejaneiro.com | 129% | 879.2K |
| bose.com | 115% | 2.8M |
| laurageller.com | 100% | 826.4K |
| tesla.com | 73% | 1.9M |
| dbrand.com | 71% | 455.3K |
| depop.com | 60% | 1.2M |
| temu.com | 58% | 19.9M |
| hudabeauty.com | 57% | 346.8K |
| on-running.com | 53% | 1.5M |
| nativecos.com | 52% | 492.3K |
The Similarweb Insights & Communications team is available to pull additional or updated data on request for the news media (journalists are invited to write to press@similarweb.com). When citing our data, please reference Similarweb as the source and link back to the most relevant blog post or similarweb.com/blog/insights/.
Contact: For more information, please write to press@similarweb.com.
Report By: Inès Durand, Senior Insights Manager
Disclaimer: All names, brands, trademarks, and registered trademarks are the property of their respective owners. The data, reports, and other materials provided or made available by Similarweb consist of or include estimated metrics and digital insights generated by Similarweb using its proprietary algorithms, based on information collected by Similarweb from multiple sources using its advanced data methodologies. Similarweb shall not be responsible for the accuracy of such data, reports, and materials and shall have no liability for any decision by any third party based in whole or in part on such data, reports, and materials.
Image from the Cadbury Direct home page

David covers social media, digital advertising, and generative AI. With a background in web trends since the 1990s, he’s also the author of "Social Collaboration for Dummies".
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