 The original Energa grenade could penetrate 200 mm (7.8 inches) of armor or 500 mm (19.6 inches) of concrete at an angle of impact of 90 degrees.At an angle of impact of 45 degrees, the figures dropped to 100 mm (3.9 inches) and 250 mm (9.8 inches), respectively.The Super Energa used a rocket booster to extend the grenade's range to 550 meters.