Complex sentence: The DX class could haul heavier and faster trains than two DA's, even though they produced 70 kilowatts less than the combined DA's, as the single DX weighed 97.5 tonnes compared to the two DA's combined weight of 162 tonnes.
Split into simpler sentences: The DX class could haul heavier and faster trains than two DA's, even though they produced 70 kilowatts less than the combined DA's. The single DX weighed 97.5 tonnes compared to the two DA's combined weight of 162 tonnes.