INDUSTRY REPORT
Prime Day 2025 Insights
Get the definitive 130-page report on Amazon Prime Day. One of the biggest sales events of the year, Prime Day saw higher revenue, more competition, and higher conversion rates than last year. We break it all down by category so you can get a bird's-eye view of the event and identify the keys to success for future events.
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Key takeaways
- Total revenue grew 18.6% YoY vs. 2024 due to a 10% increase in glance views and a 2.2% increase in conversion
- Day 1 proved to drive the highest increase in revenue. However, day 4 was the next highest, even with traffic being much lower than day 1, indicating that consumers were basket-building throughout the event
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- While Ad Spend increased by 283% vs. the trailing 14-day period, revenue only increased by 183% in the same period, indicating an extremely competitive landscape
- Brands were more prepared for 2025 than years prior from an inventory perspective - with Revenue Lost Due To Unavailability up 71% vs the L14 days with 2024 hitting +699% in the same period
- While total discount % outpaced 2024, day 1 was actually lower than the 2024 average, while days 2-4 had slightly deeper discounts across categories
- CPCs were lower in 2025 than in 2024, but this didn’t translate into higher profitability, with both ROAS and Gross Margin taking a dip
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