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Global cost of energy storage technologies 2015

Costs of energy storage technologies globally in 2015 (in U.S. dollar per kilowatt)
Created with Highcharts 5.0.149509501 0851 0853 1003 1003 0003 0001 3701 3701 5001 5001 4501 4501 9501 9501 9501 9509609605 8005 8004 1004 1004 0004 0003 7003 7002 7402 7402 7002 7002 4202 4202 2002 2002 1502 1501 2501 250Lead acid batteriesLithium-ionSodium sulfurFlow batteries (vanadium redox)Power to gasPumped hydroFlow batteries (zinc bromide)FlywheelsCompressed air (aboveground)Compressed air (underground)0500100015002000250030003500400045005000550060006500

The data shows the costs of energy storage technologies globally in 2015, based on type. During this year, lead acid batteries cost about 950 to 5,800 USD per kilowatt hour. Current response time occurred in milliseconds for this technology.

Energy storage technologiesThe cost of lead acid batteries can range from 950 USD per kilowatt to 5,800 USD per kilowatt. However, storing energy through underground compressed air plants --- has a maximum cost of about 1,250 USD per kilowatt. There are a wide variety of energy storage technologies available for various applications that differ in price and efficiency.

Lead acid batteries 950 5800
Lithium-ion 1085 4100
Sodium sulfur 3100 4000
Flow batteries (vanadium redox) 3000 3700
Power to gas 1370 2740
Pumped hydro 1500 2700
Flow batteries (zinc bromide) 1450 2420
Flywheels 1950 2200
Compressed air (aboveground) 1950 2150
Compressed air (underground) 960 1250