Rajat Patidar (55), Cameron Green (46), and the spin duo of Swapnil Singh (2-28) and Karn Sharma (2-36) played their part in the big win.
SRH is at number three in the table with seven wins, five losses and 14 points. LSG is at the sixth spot with six wins, six losses and 12 points.
A superb batting effort from Fraser-McGurk, Porel and Stubbs took Capitals to 221.
Hardik and Chawla took three wickets each to help restrict Sunrisers Hyderabad to 173 before Suryakumar and Tilak sealed the chase.
The loss, by a huge 98-run margin, has pushed LSG out of the top four with the playoffs not far away.
Fiery spells from Jadeja, Deshpande help Chennai beat Punjab by 28 runs.
RCB lost six wickets for only 25 runs in the chase after a strong start, but Karthik and Swapnil counterpunched to complete the win.
Cummins bowled a superb 19th over followed by Bhuvneshwar successfully defending 12 in the final over.
The spinners combined for eight boundary-less overs that fetched them four wickets for just 33 runs.
Marcus Stoinis once again rescued a win as Lucknow Super Giants emerged triumphant with a four-wicket win against Mumbai.
