The title compound, [Ru{(C₃H₇)₃C₅H₂}₂], displays a rigorously parallel sandwich geometry, with the Ru atom residing on a crystallographically imposed inversion center. A resolvable disorder is present in one isopropyl substituent. The average Ru—C(ring) distance is 2.182 (9) Å, similar to that of other structurally characterized ruthenocenes.