Sierra has hit .244 for his time in baseball with 262 runs scored and an OPS of .449. He has fanned 0 times and has taken a walk on 237 attempts at the plate, which has contributed to a .342 OBP. For his pro baseball career, Sierra has slapped 7 balls out of the park while driving in 176 runs. His slugging percentage is .107 and he has accumulated 534 bases. Over the course of his time in the league, he came to the plate 1,986 times and has come through with a base hit 418 times.