For his career, O’Brien has hit 176 baseballs out of the park while knocking in 763 runs. During his time in professional baseball, he faced a pitcher 6,407 times and has notched a base knock 1,475 times. He has accumulated a slugging percentage of .022 and he has a total of 2,306 bases. He has fanned 584 times and has gotten a free base on 667 at-bats, contributing to a .336 on-base percentage. O’Brien has compiled an average at the plate of .261 for his career in baseball with 684 runs scored and an OPS of .358.
Since the start of the season, Pete O’Brien has hit in 27 runs and has recorded a slugging percentage of .390. He is sitting with an on-base percentage of .335 as well as 26 walks and 21 strikeouts. O’Brien is sitting with 82 total bases with 54 hits in 210 at-bats. He has a batting average when batting of .257 while holding an OPS of .725. He has tallied 30 runs on the campaign and has drilled 7 balls out of the park.
| Year | Team | BA | HR | H | BB | R | RBI | OBP | PA | AB | OPS | OPS+ | 2B | 3B | G | SLG | SB | CS | TB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | .261 | 169 | 1,421 | 641 | 654 | 736 | .336 | 6,168 | 5,437 | .745 | 104 | 254 | 21 | 1,567 | .409 | 24 | 34 | 2,224 | 563 | |
| 1993 | SEA | .257 | 7 | 54 | 26 | 30 | 27 | .335 | 239 | 210 | .725 | 94 | 7 | 0 | 72 | .390 | 0 | 0 | 82 | 21 |
| 1992 | SEA | .222 | 14 | 88 | 40 | 40 | 52 | .289 | 444 | 396 | .660 | 84 | 15 | 1 | 134 | .371 | 2 | 1 | 147 | 27 |
| 1991 | SEA | .248 | 17 | 139 | 44 | 58 | 88 | .300 | 617 | 560 | .701 | 93 | 29 | 3 | 152 | .402 | 0 | 1 | 225 | 61 |
| 1990 | SEA | .224 | 5 | 82 | 44 | 32 | 27 | .308 | 417 | 366 | .622 | 75 | 18 | 0 | 108 | .314 | 0 | 0 | 115 | 33 |
| 1989 | CLE | .260 | 12 | 144 | 83 | 75 | 55 | .356 | 646 | 554 | .727 | 105 | 24 | 1 | 155 | .372 | 3 | 1 | 206 | 48 |
| 1988 | TEX | .272 | 16 | 149 | 72 | 57 | 71 | .352 | 628 | 547 | .760 | 111 | 24 | 1 | 156 | .408 | 1 | 4 | 223 | 73 |
| 1987 | TEX | .286 | 23 | 163 | 59 | 84 | 88 | .348 | 638 | 569 | .805 | 112 | 26 | 1 | 159 | .457 | 0 | 4 | 260 | 61 |
| 1986 | TEX | .290 | 23 | 160 | 87 | 86 | 90 | .385 | 641 | 551 | .854 | 130 | 23 | 3 | 156 | .468 | 4 | 4 | 258 | 66 |
| 1985 | TEX | .267 | 22 | 153 | 69 | 69 | 92 | .342 | 655 | 573 | .794 | 115 | 34 | 3 | 159 | .452 | 5 | 10 | 259 | 53 |
| 1984 | TEX | .287 | 18 | 149 | 53 | 57 | 80 | .348 | 581 | 520 | .796 | 117 | 26 | 2 | 142 | .448 | 3 | 5 | 233 | 50 |
| 1983 | TEX | .237 | 8 | 124 | 58 | 53 | 53 | .313 | 588 | 524 | .660 | 85 | 24 | 5 | 154 | .347 | 5 | 4 | 182 | 62 |
| 1982 | TEX | .239 | 4 | 16 | 6 | 13 | 13 | .297 | 74 | 67 | .805 | 123 | 4 | 1 | 20 | .507 | 1 | 0 | 34 | 8 |
1993 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 72 | 357th |
| Plate Appearances | 239 | 314th |
| At-Bats | 210 | 320th |
| Runs Scored | 30 | 287th |
| Hits | 54 | 310th |
| Doubles | 7 | 371st |
| Triples | 0 | 797th |
| Home Runs | 7 | 210th |
| Runs Batted In | 27 | 284th |
| Stolen Bases | 0 | 834th |
| Caught Stealing | 0 | 812th |
| Walks | 26 | 238th |
| Strikeouts | 21 | 412th |
| Batting Average | .257 | 340th |
| On-Base Percentage | .335 | 275th |
| Slugging Percentage | .390 | 320th |
| OPS | .725 | 299th |
| OPS+ | 94 | 294th |
| Total Bases | 82 | 304th |
| Grounded Into Double Plays | 8 | 189th |
| Hit By Pitch | 0 | 814th |
| Sacrifice Hits | 0 | 849th |
| Sacrifice Flies | 3 | 215th |
| Intentional Walks | 4 | 135th |
1992 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 134 | 124th |
| Plate Appearances | 444 | 153rd |
| At-Bats | 396 | 148th |
| Runs Scored | 40 | 185th |
| Hits | 88 | 187th |
| Doubles | 15 | 195th |
| Triples | 1 | 280th |
| Home Runs | 14 | 72nd |
| Runs Batted In | 52 | 111th |
| Stolen Bases | 2 | 284th |
| Caught Stealing | 1 | 374th |
| Walks | 40 | 129th |
| Strikeouts | 27 | 336th |
| Batting Average | .222 | 472nd |
| On-Base Percentage | .289 | 438th |
| Slugging Percentage | .371 | 274th |
| OPS | .660 | 341st |
| OPS+ | 84 | 364th |
| Total Bases | 147 | 158th |
| Grounded Into Double Plays | 8 | 179th |
| Hit By Pitch | 0 | 693rd |
| Sacrifice Hits | 1 | 425th |
| Sacrifice Flies | 7 | 41st |
| Intentional Walks | 8 | 51st |
1991 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 152 | 50th |
| Plate Appearances | 617 | 57th |
| At-Bats | 560 | 50th |
| Runs Scored | 58 | 123rd |
| Hits | 139 | 81st |
| Doubles | 29 | 46th |
| Triples | 3 | 117th |
| Home Runs | 17 | 70th |
| Runs Batted In | 88 | 33rd |
| Stolen Bases | 0 | 712th |
| Caught Stealing | 1 | 363rd |
| Walks | 44 | 111th |
| Strikeouts | 61 | 147th |
| Batting Average | .248 | 307th |
| On-Base Percentage | .300 | 376th |
| Slugging Percentage | .402 | 182nd |
| OPS | .701 | 242nd |
| OPS+ | 93 | 267th |
| Total Bases | 225 | 69th |
| Grounded Into Double Plays | 14 | 44th |
| Hit By Pitch | 1 | 294th |
| Sacrifice Hits | 3 | 215th |
| Sacrifice Flies | 9 | 14th |
| Intentional Walks | 7 | 49th |
1990 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 108 | 219th |
| Plate Appearances | 417 | 184th |
| At-Bats | 366 | 189th |
| Runs Scored | 32 | 248th |
| Hits | 82 | 226th |
| Doubles | 18 | 162nd |
| Triples | 0 | 756th |
| Home Runs | 5 | 232nd |
| Runs Batted In | 27 | 262nd |
| Stolen Bases | 0 | 772nd |
| Caught Stealing | 0 | 770th |
| Walks | 44 | 124th |
| Strikeouts | 33 | 293rd |
| Batting Average | .224 | 471st |
| On-Base Percentage | .308 | 360th |
| Slugging Percentage | .314 | 467th |
| OPS | .622 | 447th |
| OPS+ | 75 | 432nd |
| Total Bases | 115 | 228th |
| Grounded Into Double Plays | 12 | 79th |
| Hit By Pitch | 2 | 199th |
| Sacrifice Hits | 1 | 391st |
| Sacrifice Flies | 4 | 131st |
| Intentional Walks | 1 | 314th |
1989 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 155 | 34th |
| Plate Appearances | 646 | 38th |
| At-Bats | 554 | 49th |
| Runs Scored | 75 | 59th |
| Hits | 144 | 67th |
| Doubles | 24 | 81st |
| Triples | 1 | 298th |
| Home Runs | 12 | 91st |
| Runs Batted In | 55 | 100th |
| Stolen Bases | 3 | 257th |
| Caught Stealing | 1 | 371st |
| Walks | 83 | 17th |
| Strikeouts | 48 | 199th |
| Batting Average | .260 | 233rd |
| On-Base Percentage | .356 | 134th |
| Slugging Percentage | .372 | 271st |
| OPS | .727 | 189th |
| OPS+ | 105 | 200th |
| Total Bases | 206 | 75th |
| Grounded Into Double Plays | 10 | 115th |
| Hit By Pitch | 2 | 173rd |
| Sacrifice Hits | 2 | 296th |
| Sacrifice Flies | 5 | 86th |
| Intentional Walks | 17 | 12th |
1988 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 156 | 27th |
| Plate Appearances | 628 | 51st |
| At-Bats | 547 | 63rd |
| Runs Scored | 57 | 120th |
| Hits | 149 | 64th |
| Doubles | 24 | 85th |
| Triples | 1 | 284th |
| Home Runs | 16 | 66th |
| Runs Batted In | 71 | 51st |
| Stolen Bases | 1 | 345th |
| Caught Stealing | 4 | 138th |
| Walks | 72 | 29th |
| Strikeouts | 73 | 95th |
| Batting Average | .272 | 152nd |
| On-Base Percentage | .352 | 116th |
| Slugging Percentage | .408 | 158th |
| OPS | .760 | 126th |
| OPS+ | 111 | 150th |
| Total Bases | 223 | 63rd |
| Grounded Into Double Plays | 12 | 78th |
| Hit By Pitch | 0 | 697th |
| Sacrifice Hits | 1 | 421st |
| Sacrifice Flies | 8 | 20th |
| Intentional Walks | 9 | 43rd |
1987 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 159 | 10th |
| Plate Appearances | 638 | 48th |
| At-Bats | 569 | 43rd |
| Runs Scored | 84 | 62nd |
| Hits | 163 | 45th |
| Doubles | 26 | 83rd |
| Triples | 1 | 285th |
| Home Runs | 23 | 63rd |
| Runs Batted In | 88 | 48th |
| Stolen Bases | 0 | 728th |
| Caught Stealing | 4 | 155th |
| Walks | 59 | 65th |
| Strikeouts | 61 | 164th |
| Batting Average | .286 | 141st |
| On-Base Percentage | .348 | 178th |
| Slugging Percentage | .457 | 139th |
| OPS | .805 | 140th |
| OPS+ | 112 | 138th |
| Total Bases | 260 | 54th |
| Grounded Into Double Plays | 9 | 133rd |
| Hit By Pitch | 0 | 702nd |
| Sacrifice Hits | 0 | 755th |
| Sacrifice Flies | 10 | 5th |
| Intentional Walks | 6 | 74th |
1986 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 156 | 32nd |
| Plate Appearances | 641 | 47th |
| At-Bats | 551 | 58th |
| Runs Scored | 86 | 41st |
| Hits | 160 | 38th |
| Doubles | 23 | 94th |
| Triples | 3 | 123rd |
| Home Runs | 23 | 39th |
| Runs Batted In | 90 | 28th |
| Stolen Bases | 4 | 187th |
| Caught Stealing | 4 | 155th |
| Walks | 87 | 11th |
| Strikeouts | 66 | 134th |
| Batting Average | .290 | 102nd |
| On-Base Percentage | .385 | 68th |
| Slugging Percentage | .468 | 96th |
| OPS | .854 | 65th |
| OPS+ | 130 | 79th |
| Total Bases | 258 | 33rd |
| Grounded Into Double Plays | 19 | 12th |
| Hit By Pitch | 0 | 672nd |
| Sacrifice Hits | 0 | 730th |
| Sacrifice Flies | 3 | 162nd |
| Intentional Walks | 11 | 21st |
1985 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 159 | 23rd |
| Plate Appearances | 655 | 37th |
| At-Bats | 573 | 46th |
| Runs Scored | 69 | 91st |
| Hits | 153 | 56th |
| Doubles | 34 | 20th |
| Triples | 3 | 140th |
| Home Runs | 22 | 42nd |
| Runs Batted In | 92 | 25th |
| Stolen Bases | 5 | 169th |
| Caught Stealing | 10 | 30th |
| Walks | 69 | 36th |
| Strikeouts | 53 | 170th |
| Batting Average | .267 | 208th |
| On-Base Percentage | .342 | 175th |
| Slugging Percentage | .452 | 94th |
| OPS | .794 | 109th |
| OPS+ | 115 | 125th |
| Total Bases | 259 | 38th |
| Grounded Into Double Plays | 18 | 25th |
| Hit By Pitch | 1 | 248th |
| Sacrifice Hits | 3 | 195th |
| Sacrifice Flies | 9 | 14th |
| Intentional Walks | 4 | 127th |
1984 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 142 | 94th |
| Plate Appearances | 581 | 82nd |
| At-Bats | 520 | 84th |
| Runs Scored | 57 | 121st |
| Hits | 149 | 63rd |
| Doubles | 26 | 63rd |
| Triples | 2 | 189th |
| Home Runs | 18 | 52nd |
| Runs Batted In | 80 | 47th |
| Stolen Bases | 3 | 213th |
| Caught Stealing | 5 | 109th |
| Walks | 53 | 71st |
| Strikeouts | 50 | 179th |
| Batting Average | .287 | 138th |
| On-Base Percentage | .348 | 171st |
| Slugging Percentage | .448 | 110th |
| OPS | .796 | 117th |
| OPS+ | 117 | 141st |
| Total Bases | 233 | 59th |
| Grounded Into Double Plays | 11 | 96th |
| Hit By Pitch | 0 | 619th |
| Sacrifice Hits | 1 | 387th |
| Sacrifice Flies | 7 | 40th |
| Intentional Walks | 8 | 42nd |
1983 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 154 | 36th |
| Plate Appearances | 588 | 80th |
| At-Bats | 524 | 78th |
| Runs Scored | 53 | 147th |
| Hits | 124 | 118th |
| Doubles | 24 | 86th |
| Triples | 5 | 67th |
| Home Runs | 8 | 161st |
| Runs Batted In | 53 | 125th |
| Stolen Bases | 5 | 176th |
| Caught Stealing | 4 | 150th |
| Walks | 58 | 52nd |
| Strikeouts | 62 | 123rd |
| Batting Average | .237 | 401st |
| On-Base Percentage | .313 | 340th |
| Slugging Percentage | .347 | 352nd |
| OPS | .660 | 346th |
| OPS+ | 85 | 326th |
| Total Bases | 182 | 123rd |
| Grounded Into Double Plays | 12 | 82nd |
| Hit By Pitch | 1 | 277th |
| Sacrifice Hits | 3 | 214th |
| Sacrifice Flies | 2 | 251st |
| Intentional Walks | 2 | 224th |
1982 Stats for Pete O’Brien
| Stat | Total | MLB Rank |
|---|---|---|
| Games Played | 20 | 627th |
| Plate Appearances | 74 | 449th |
| At-Bats | 67 | 454th |
| Runs Scored | 13 | 359th |
| Hits | 16 | 434th |
| Doubles | 4 | 372nd |
| Triples | 1 | 303rd |
| Home Runs | 4 | 240th |
| Runs Batted In | 13 | 354th |
| Stolen Bases | 1 | 343rd |
| Caught Stealing | 0 | 667th |
| Walks | 6 | 414th |
| Strikeouts | 8 | 535th |
| Batting Average | .239 | 407th |
| On-Base Percentage | .297 | 408th |
| Slugging Percentage | .507 | 42nd |
| OPS | .805 | 101st |
| OPS+ | 123 | 103rd |
| Total Bases | 34 | 388th |
| Grounded Into Double Plays | 0 | 715th |
| Hit By Pitch | 0 | 639th |
| Sacrifice Hits | 0 | 712th |
| Sacrifice Flies | 1 | 355th |
| Intentional Walks | 0 | 655th |