European vs US apartment / office lease sizes
1 m² = 10.76 sq ft. European apartment listings quote total area in m² — 60 m² = 646 sq ft (comfortable European one-bed), 90 m² = 969 sq ft (family two-bed). US listings quote in sq ft — 800 sq ft = 74 m², 1,500 sq ft = 139 m². Commercial office leases mix: European leases in m² (Grade-A office ~15 m² per person), US leases in rentable sq ft (~150 sq ft per person) — same benchmark, different unit.