Both Weidian and Taobao are popular Chinese marketplaces, but they serve different purposes:

Taobao:

• Larger selection
• More established sellers
• Better buyer protection
• Easier to navigate
• Higher prices generally

Weidian:

• Mobile-first platform
• Smaller sellers
• Often lower prices
• Less buyer protection
• Harder to search

When to Use Taobao:

• Looking for mainstream products
• Want buyer protection
• Need reliable shipping
• Prefer established sellers

When to Use Weidian:

• Hunting for deals
• Looking for niche items
• Don't mind some risk
• Want direct seller contact

Many experienced buyers use both platforms depending on what they're looking for.