Summarize these selected article findings and their source context. This brief is not the full article. Preserve units, populations, dates, assumptions and limitations. Distinguish illustrative calculations, vendor descriptions and measured results. Do not invent omitted information or claim to have read the complete article. Mobile Checkout Statistics Selected article findings, not the complete article. Adobe reported that 56.4% of US holiday online transactions took place on smartphones in 2025. This share is reported for the holiday period. Phones accounted for 66.5% of US online sales on Christmas Day 2025 in Adobe’s analysis, compared with 65% on Christmas Day 2024. Each value represents one day. Smartphones accounted for 82.2% of US online holiday buy-now-pay-later purchases in Adobe’s 2025 analysis. The share applies to purchases using this payment method. Baymard rated 59% of benchmarked mobile ecommerce sites mediocre or worse for checkout UX, the same share it reported for desktop sites. These are expert usability ratings. Sources https://news.adobe.com/news/2026/01/adobe-holiday-shopping-season https://baymard.com/research-articles/current-state-of-checkout-ux