The Sr Lankans keep up their impressive 100% record.
Sri Lanka defeated India by two wickets in Fatullah on Friday to record their second successive win in the five-nation Asia Cup one-day tournament.
Sri Lanka, who beat Pakistan in their first match, restricted the reigning World Cup champions to 264-9 and then surpassed the target with four balls to spare.
India, who won against Bangladesh, must defeat arch-rivals Pakistan in Dhaka on Sunday to stay in contention for a place in the final.
Full scoreboard of the Asia Cup one-day tournament between India and Sri Lanka in Fatullah on Friday:
Rohit Sharma lbw b Senanayake 13
S. Dhawan b Mendis 94
V. Kohli b Mendis 48
A. Rahane c Thirimanne b Senanayake 22
A. Rayudu c K. Perera b de Silva 18
D. Karthik c de Silva b Mendis 4
R. Jadeja not out 22
S. Binny lbw b Senanayake 0
R. Ashwin b Malinga 18
B. Kumar st Sangakkara b Mendis 0
Mohammad Shami not out 14
Extras: (b4 lb1, w6) 11
Total (for nine wickets, 50 overs) 264
Fall of wickets: 1-33 (Sharma), 2-130 (Kohli), 3-175 (Rahane), 4-196 (Dhawan), 5-200 (Karthik), 6-214 (Rayudu), 7-215 (Binny), 8-245 (Ashwin), 9-247 (Kumar).
Bowling: Malinga 10-0-58-1 (w1), Mathews 3.2-1-9-0, Senanayake 10-0-41-3, T. Perera 6.4-0-40-0, Mendis 10-0-60-4 (w4), de Silva 10-0-51-1 (w1)
(Note: Mathews was injured after bowling two balls of his fourth over. Thisara Perera completed the over)
K. Perera c Karthik b Ashwin 64
L. Thirimanne lbw b Ashwin 38
K. Sangakkara c Ashwin b Shami 103
M. Jayawardene c Sharma b Jadeja 9
D. Chandimal b Jadeja 0
A. Mathews lbw b Shami 6
S. Senanayake c Sharma b Shami 12
C. de Silva lbw b Jadeja 9
T. Perera not out 11
A. Mendis not out 5
Extras: (lb7, w1) 8
Total (for eight wickets, 49.2 overs) 265
Fall of wickets: 1-80 (Thirimanne), 2-134 (K. Perera), 3-148 (Jayawardene), 4-148 (Chandimal), 5-165 (Mathews), 6-183 (Senanayake), 7-216 (de Silva), 8-258 (Sangakkara).
Bowling: Kumar 9.2-1-45-0, Shami 10-0-81-3, Ashwin 10-0-42-2, Binny 4-0-22-0, Jadeja 10-1-30-3 (w1), Rayadu 1-0-9-0, Sharma 5-0-29-0.
Sri Lanka won by two wickets
Toss: Sri Lanka
Umpires: Nigel Llong (ENG) and Bruce Oxenford (AUS)
TV umpire: Ahsan Raza (PAK)
Match referee: Jeff Crowe (NZL)