Kh-55SM (AS-15 Kent/Soumar)

Operator: Iran
Status: Kh-55SM: Possessed (for testing and reverse engineering)
Soumar: Development/testing
Number: 6
Cost: Unknown
Acquired: June 2001
General Specs:
Country of origin: Soviet Union
Manufacturer: Raduga OKB
Introduced: 1984
Class: Kh-55SM: Air-launched land attack cruise missile
Soumar: Ground-launched land attack cruise missile
Range: 1,550-1864.1 miles (2,500-3,000 km)
Warhead: 200-250 kT nuclear warhead
904 lbs (410 kg) conventional high-explosive warhead
Speed: 365.4-586.1 mph (Mach 0.48-0.77)
Weight: 3,747.9 lbs (1,700 kg)
Length: 26.5 ft (8.1 m)
Diameter: 30.3 in (77 cm)
Wingspan: 10.2 ft (3.1 m)
Power plant: Omsk AMKB TVD-50 turbofan (Soumar includes rocket booster)
Guidance system: Inertial navigation
Terrain Contour Matching (TERCOM)
Accuracy: 82 ft (25 m) circular error probable (CEP)
Launch platform: Kh-55SM: Heavy bomber (Tu-95MS or Tu-160)
Soumar: Ground-based transporter erector launcher (TEL)
Notes: Ukraine allegedly transferred six Kh-55SMs to Iran in 2001. In March 2015, Iran unveiled the Soumar which closely resembled a Kh-55 featuring a booster for ground-launch.


  • Pike, John, Charles Vick, Mirko Jacubowski, and Patrick Garrett. “Kh-55 Granat.” Federation of American Scientists. N.p., 8 Aug. 2000. Web. 11 Mar. 2015.
  • Kopp, Carlo. “Soviet/Russian Cruise Missiles.” Air Power Australia. N.p., Aug. 2009. Web. 11 Mar. 2015.
  • Kh-55/-55SM/-555/-65SE.” Missile Threat. George C. Marshall and Claremont Institutes, 13 Apr. 2013. Web. 11 Mar. 2015.
  • Kerr, Paul. “Ukraine Admits Missile Transfers.” Arms Control Today. Arms Control Association, 1 May 2005. Web. 11 Mar. 2015.

Iran Unveils New Long-Range Cruise Missile

Iran’s Defense Ministry, in an unusual public display, on Sunday introduced a new cruise missile, the Soumar. The missile is very similar to the Russian Kh-55, which can carry nuclear or conventional warheads and has a range of 2,500 kilometers (1,550 miles). This would enable the Iranians to hit targets not only throughout the Middle […]


Iran Fires Cruise Missile Through Sanctions Loophole

Iranian defense officials over the weekend announced the successful test-firing of the Soumar, a new and indigenously produced land-attack cruise missile. The unveiling ceremony of this missile, capable of carrying both conventional and nuclear warheads, was intended to be a strong statement by Tehran as negotiations over the Iranian nuclear program come to a head. […]