| C(1B) | Posey, B.Posey, Buster >> | 31 | 2018 | R | 57 | 31 | 96 | 105 | .284 | .361 | .382 | .743 | .290 | 398 | 47 | 113 | 22 | 1 | 5 | 41 | 45 | 53 | 3 | 3 | .998 | - | +1.5 | 2 | +1.9 | 6 | C |
| C(1B) | Grandal, Y.Grandal, Yasmani >> | 29 | 2018 | S | 29 | 11 | 90 | 140 | .241 | .351 | .466 | .817 | .280 | 440 | 65 | 106 | 23 | 2 | 24 | 68 | 72 | 124 | 3 | 2 | .993 | - | +0.6 | 2 | +3.5 | 9 | C |
| C(1B) | Realmuto, J.Realmuto, J.T. >> | 27 | 2018 | R | 33 | 29 | 68 | 125 | .277 | .343 | .484 | .827 | .280 | 477 | 74 | 132 | 30 | 3 | 21 | 74 | 38 | 104 | 10 | 3 | .993 | - | +0.1 | 3 | +4.9 | 6 | C |
| 1B(DH) | Goldschmidt, P.Goldschmidt, Paul >> | 30 | 2018 | R | 83 | 79 | 59 | 158 | .290 | .389 | .533 | .922 | .320 | 593 | 95 | 172 | 35 | 5 | 33 | 83 | 90 | 173 | 6 | 7 | .996 | - | -0.4 | 4 | +4.9 | 42 | C |
| 1B(OF) | Voit, L.Voit, Luke >> | 27 | 2018 | R | 90 | 94 | 22 | 47 | .322 | .398 | .671 | 1.069 | .330 | 143 | 30 | 46 | 5 | 0 | 15 | 36 | 17 | 43 | 1 | 0 | .992 | - | -0.9 | 1 | +2.1 | 4 | C |
| 1B(DH) | Freeman, F.Freeman, Freddie >> | 28 | 2018 | L | 92 | 90 | 83 | 162 | .309 | .391 | .505 | .896 | .320 | 618 | 94 | 191 | 44 | 4 | 23 | 98 | 76 | 132 | 7 | 10 | .995 | - | +0.2 | 4 | +4.9 | 200 | C |
| 2B(SS) | Baez, J.Baez, Javier >> | 25 | 2018 | R | 50 | 46 | 85 | 160 | .290 | .328 | .554 | .882 | .260 | 606 | 101 | 176 | 40 | 9 | 34 | 111 | 29 | 167 | 5 | 21 | .974 | - | +1.7 | 7 | +5.3 | 83 | C |
| 2B(IF) | Gennett, S.Gennett, Scooter >> | 28 | 2018 | L | 68 | 64 | 64 | 154 | .310 | .360 | .490 | .850 | .290 | 584 | 86 | 181 | 30 | 3 | 23 | 92 | 42 | 125 | 4 | 4 | .983 | - | +0.2 | 3 | +4.4 | 22 | C |
| 3B(OF) | Bryant, K.Bryant, Kris >> | 26 | 2018 | R | 44 | 53 | 14 | 102 | .272 | .377 | .460 | .837 | .310 | 389 | 59 | 106 | 28 | 3 | 13 | 52 | 48 | 107 | 17 | 2 | .950 | - | -0.5 | 3 | +2.4 | 6 | C |
| 3B(IF) | Rendon, A.Rendon, Anthony >> | 28 | 2018 | R | 72 | 87 | 20 | 136 | .308 | .379 | .535 | .914 | .310 | 529 | 88 | 163 | 44 | 2 | 24 | 92 | 55 | 82 | 5 | 2 | .981 | - | -0.4 | 2 | +5 | 8 | C |
| 3B(IF) | Arenado, N.Arenado, Nolan >> | 27 | 2018 | R | 85 | 83 | 66 | 156 | .297 | .377 | .561 | .938 | .310 | 590 | 104 | 175 | 38 | 2 | 38 | 110 | 73 | 122 | 3 | 2 | .967 | - | +0.7 | 2 | +5.2 | 29 | C |
| 3B(SS) | Escobar, E.Escobar, Eduardo >> | 29 | 2018 | S | 24 | 24 | 72 | 151 | .272 | .339 | .489 | .828 | .270 | 566 | 75 | 154 | 48 | 3 | 23 | 84 | 52 | 126 | 5 | 2 | .984 | - | +0.3 | 3 | +3.4 | 17 | C |
| SS(IF) | Turner, T.Turner, Trea >> | 25 | 2018 | R | 22 | 16 | 79 | 162 | .271 | .344 | .416 | .760 | .280 | 664 | 103 | 180 | 27 | 6 | 19 | 73 | 69 | 132 | 5 | 43 | .980 | - | +1 | 7 | +4 | 200 | C |
| SS(IF) | Rosario, A.Rosario, Amed >> | 22 | 2018 | R | 3 | 5 | 16 | 154 | .256 | .297 | .381 | .678 | .230 | 554 | 76 | 142 | 26 | 8 | 9 | 51 | 29 | 119 | 3 | 24 | .969 | - | -0.9 | 7 | +2.3 | 22 | C |
| OF(OF) | Pham, T.Pham, Tommy >> | 30 | 2018 | R | 42 | 42 | 44 | 137 | .275 | .369 | .464 | .833 | .300 | 494 | 102 | 136 | 18 | 6 | 21 | 63 | 67 | 140 | 6 | 15 | .982 | - | -0.2 | 6 | +3.7 | 8 | C |
| OF(OF) | Yelich, C.Yelich, Christian >> | 26 | 2018 | L | 94 | 92 | 35 | 147 | .326 | .404 | .598 | 1.002 | .340 | 574 | 118 | 187 | 34 | 7 | 36 | 110 | 68 | 135 | 7 | 22 | .989 | - | -0.4 | 7 | +7.3 | 13 | C |
| OF(OF) | Stanton, G.Stanton, Giancarlo >> | 28 | 2018 | R | 27 | 33 | 46 | 158 | .266 | .348 | .509 | .857 | .280 | 617 | 102 | 164 | 34 | 1 | 38 | 100 | 70 | 211 | 8 | 5 | .992 | - | -0.4 | 2 | +3.4 | 42 | C |
| OF(OF) | Davis, K.Davis, Khris >> | 30 | 2018 | R | 11 | 22 | 24 | 151 | .247 | .329 | .549 | .878 | .260 | 576 | 98 | 142 | 28 | 1 | 48 | 123 | 59 | 175 | 12 | 0 | 1.000 | - | -1.6 | 2 | +3.2 | 17 | C |
| OF(OF) | Haniger, M.Haniger, Mitch >> | 27 | 2018 | R | 61 | 59 | 55 | 157 | .285 | .370 | .493 | .863 | .300 | 596 | 90 | 170 | 38 | 4 | 26 | 93 | 70 | 148 | 10 | 8 | .978 | - | +0.2 | 4 | +5.5 | 34 | C |
| OF(OF) | Cain, L.Cain, Lorenzo >> | 32 | 2018 | R | 87 | 68 | 94 | 141 | .308 | .396 | .417 | .813 | .330 | 539 | 90 | 166 | 25 | 2 | 10 | 38 | 71 | 94 | 8 | 30 | .981 | - | +2.4 | 7 | +4.9 | 10 | C |
| OF(OF) | Puig, Y.Puig, Yasiel >> | 27 | 2018 | R | 9 | 14 | 31 | 125 | .267 | .328 | .494 | .822 | .260 | 405 | 60 | 108 | 21 | 1 | 23 | 63 | 36 | 87 | 1 | 15 | .958 | - | +0.1 | 5 | +2.1 | 6 | C |
| OF(OF) | Schwarber, K.Schwarber, Kyle >> | 25 | 2018 | L | 20 | 20 | 53 | 137 | .238 | .357 | .467 | .824 | .290 | 428 | 64 | 102 | 14 | 3 | 26 | 61 | 78 | 140 | 1 | 4 | .995 | - | -0.4 | 4 | +1.4 | 8 | C |
| OF(OF) | Winker, J.Winker, Jesse >> | 24 | 2018 | L | 74 | 81 | 18 | 89 | .299 | .407 | .431 | .838 | .340 | 281 | 38 | 84 | 16 | 0 | 7 | 43 | 49 | 46 | 2 | 0 | .992 | - | -1.9 | 1 | +1.5 | 5 | C |