The leading five manufacturers, including Bitmain, command 68% of the ASIC Bitcoin mining hardware market. Competitive Position vs Other ASIC ManufacturersBitmain dominates with 80%+ global Bitcoin ASIC hardware share. ASIC mining hardware share. Frequently Asked Questions (FAQs)As of 2026, what has been reported as the approximate Bitcoin mining difficulty level? Bitcoin mining difficulty rose to about 148.2 trillion at the end of 2025, heading into 2026.