While not a marketplace itself, the Shopify platform powers 5.6M+ independent stores. If treated as a single entity, it would rank #2 globally by traffic.
Amazon holds over 40% market share, followed by Walmart (~10%) and Target . websites to buy online
Platforms like Douyin and TikTok Shop are growing rapidly (up to 60-68% YoY), using AI to suggest products before a user even searches for them. While not a marketplace itself, the Shopify platform
The global e-commerce landscape in 2026 is defined by a sharp divide between centralized "mega-marketplaces" and decentralized direct-to-consumer (DTC) platforms. While remains the uncontested leader for general shopping in the West, regional champions like Shopee (Southeast Asia) and Mercado Libre (Latin America) dominate their respective markets. Market Leaders by Category (2026) Platforms like Douyin and TikTok Shop are growing
Mercado Libre is the primary choice, specifically in Brazil, Mexico, and Argentina.