According to Miles Deutscher on X (Aug 13, 2025), ETH still has significant catching up to do versus BTC when comparing current price to each asset’s 2021 high, with $8,634 identified as the catch-up level for ETH. According to Miles Deutscher, traders can use the $8,634 figure as a benchmark when assessing ETH’s relative performance versus BTC on a 2021-ATH-referenced basis.