Israel’s air defence systems Air defence systems intercepted the vast majority of over 300 missiles and drones fired at Israel from Iran, with Israeli media estimating the cost of the interception at up to $1.35 billion PATRIOT: U.S.-made system, produced by Raytheon and Lockheed Martin, is oldest member of Israel's missile-defence system. Used during First Gulf War in 1991. Patriot shoots down drones and cruise missiles PATRIOT PAC-3 Length 5.2m Range 160km Warhead Hit-to-kill Speed March 5 (6,174km/h) Unit cost $2m ARROW 3: Manufactured by Israeli Aerospace Industries (IAI) with Boeing in U.S. System intercepts long-range ballistic missiles outside earth's atmosphere ARROW 3 Length 7.7m Range 150km Warhead Hit-to-kill Speed Unknown Unit cost $3m DAVID'S SLING: Developed by Israel's Rafael and U.S. Raytheon. Two-stage missile to intercept cruise and medium-range missiles Two-pulse solid rocket motor delivers more hit-to-kill kinetic energy to target DAVID'S SLING Length 4.6m Range 300km Warhead Hit-to-kill Speed March 7 (9,255km/h) Unit cost $1m IRON DOME: Developed by Rafael and IAI. Iron Dome's Tamir missile counters unguided rockets and drones IRON DOME Length 3m Range 70km Warhead High-explosive Speed 2,000km/h Unit cost $40,000 Sources: CBS News, Global Security, Lockheed Martin, Reuters © GRAPHIC NEWS