The biggest difference is time control. • Traditional (Classical) chess gives each player 90–120 minutes or more. • Speed chess includes: • Rapid: 10–60 minutes per player • Blitz: 3–5 minutes per player • Bullet: Under 3 minutes per player Speed chess uses faster time controls (rapid, blitz, bullet), while traditional chess—also called classical chess—gives players longer thinking time. This impacts strategy, gameplay pace, and how players win skill‑based matches in our real‑money chess app.