**[The History of iPhone and Bitcoin Price Changes: The New iPhone Duo Costs "Only" 0.025 BTC]** According to Deep Tide TechFlow, on September 10, Apple unveiled its first foldable iPhone Duo, along with the iPhone 18 Pro series, at its product launch event held early this morning. Based on the current Bitcoin price, the new entry-level foldable iPhone Duo costs "only" 0.025 BTC. Additionally, as estimated by community users, the historical comparison of iPhone prices at the time of each model's release versus the corresponding Bitcoin price is as follows: - iPhone 4s — 162 BTC - iPhone 5 — 53 BTC - iPhone 5s — 5 BTC - iPhone 6 — 1.7 BTC - iPhone 6s — 2.8 BTC - iPhone 7 — 1.1 BTC - iPhone 8 — 0.19 BTC - iPhone X — 0.14 BTC - iPhone XS — 0.15 BTC - iPhone 11 — 0.068 BTC - iPhone 12 — 0.051 BTC - iPhone 13 — 0.018 BTC - iPhone 14 — 0.042 BTC - iPhone 15 — 0.031 BTC - iPhone 16 — 0.014 BTC - iPhone 17 — 0.007 BTC - iPhone 18 Pro — 0.015 BTC