Sukhoi T-4, or "Aircraft 100", or "Project 100", or "Sotka" was a Soviet high speed reconnaissance and interceptor aircraft that did not proceed beyond the prototype stage.

General characteristics

Crew: 2
Length: 44.0 m (145,2 ft)
Wingspan: 22.0 m (72 ft 2 in)
Height: 11.2 m (36 ft 9 in)
Wing area: 295.7 m² (3,183 ft²)
Empty weight: 55,600 kg (123,000 lb) .
Loaded weight: 114000 kg (258000 lb) .
Max takeoff weight: 135,000 kg (297,000 lb) .
Powerplant: 4× Kolesov RD-36-41 turbofans, 4 х 16,000 kgs each .

Performance

Maximum speed: Mach 3.0 (3,200 km/h / 1,987 mph) .
Cruise speed: Mach 2.8 (3,000 km/h / 1,863 mph) .
Ferry range: 7,000 km (4,347 mi) .
Service ceiling: 20,000-24,000 m (66,000 ft) .