 The cargo space is 87.8 ft³.Over the years, the Model X has been available with four lithium-ion battery packs, rated at either 60, 75, 90, or 100 kW·h.The highest performance version, the Model X Performance, goes from 0 to 60 mph (0 to 97 km/h) in 2.6 seconds and the in 11.4 seconds, outperforming the fastest SUVs and most sports cars.