DataBaseball
2026
Ji Man Choi headshot

Players · C · DH · 2023 regular season

Ji Man Choi

Age
32
B/T
L/R
Height
6' 0"
Weight
260 lb
Number
#26
Born
May 19, 1991 in Incheon, South Korea
MLB debut
April 5, 2016

Compare with…

dbWAR
5.5
Regular season, 8 season(s)
PA
117
AVG
.163
OBP
.239
SLG
.385
wRC+
64
100 = avg

Ji Man Choi was a designated hitter for the Pittsburgh Pirates. In 2023 he hit 6 home runs and knocked in 13 RBIs, notching 17 hits across 117 plate appearances in 38 games. His batting average was .163, 34.2% lower than the league average of .248. He reached base at a .239 clip and slugged .385, for an OPS of .624, 15.0% lower than the league mark of .734 — 14th of 20 on his team, and 376th of 461 among MLB batters with 100+ plate appearances. He averaged 93.4 mph off the bat, hit 59.2% of balls in play at 95 mph or better, barrelled 16.9% of them and made contact on 69.2% of his swings. Adjusted for his ballpark and league, his 64 wRC+ puts his offence 36% below average. That comes to -0.4 dbWAR — -5.1 runs with the bat, -0.1 for the ballpark, -0.1 on the bases, +0.2 on double plays, -2.1 for the position he plays, against replacement level. It includes no fielding: defensive runs are proprietary and are not estimated here, so the figure credits playing a demanding position but not playing it well.

League context

Percentile among qualified batters, 2023 regular season.

wRC+64
wOBA.268
ISO.221
BB%8.5%
WAR-.4

How the WAR is built

Runs above replacement, 2023. These terms sum to -3.6 runs, divided by runs-per-win to give WAR. There is no fielding term.

Batting-5.1Ballpark-0.1Baserunning-0.1Double plays+0.2Position-2.1Replacement+3.7
BattingBallparkBaserunningDouble playsPositionReplacement

WAR by season

2.00.7-0.51617181920212223

Batting Regular season

Standard and advanced, by season. Regular-season games only — postseason games are listed separately below.

Trend
2023PIT/SD381171761301035.163.239.385.221.1698.5%29.9%.268-5.164-0.4
2022TB113419831152058123.233.341.388.154.32013.8%29.4%.325+4.71121.4
2021TB8230559114504587.229.348.411.182.30014.8%28.5%.339+5.51231.1
2020TB421452831602036.230.331.410.180.29113.8%24.8%.319-0.4980.3
2019TB1264871071963264108.261.363.459.198.30313.1%22.2%.352+12.11232.0
2018TB/MIL6122150103222655.263.357.505.242.31511.8%24.9%.372+9.61401.4
2017NYY618425025.267.333.733.467.22211.1%27.8%.420+1.41640.2
2016LAA481291951221627.170.271.339.170.17312.4%20.9%.271-5.267-0.5

Separate from the regular season

Postseason Postseason

Wild Card through World Series. These games are counted on their own: none of them are in the regular-season tables, career totals, league context, leaderboards or dbWAR on this page.

Postseason batting

Postseason Ji Man Choi's postseason batting, by October and round. Not part of any regular-season figure on this page.
SeasonTeamRoundGPAABRH2B3BHRRBIBBSOSBAVGOBPSLGOPS
2022 PostTBWild Card275000000210.000.286.000.286
2021 PostTBALDS377120011020.286.286.7141.000
2020 PostTBPostseason total165140810102410110.250.412.425.837
Wild Card233000000010.000.000.000.000
ALDS51915241013300.267.421.533.954
ALCS51713350011460.385.529.6151.145
World Series4129310000340.111.333.111.444
2019 PostTBPostseason total623162300117100.188.435.375.810
Wild Card111000000000.000.000.000.000
ALDS522152300117100.200.455.400.855
CareerPostseason total · 4 Octobers2788681115104619240.221.398.412.809

Box-score and rate statistics only. wOBA, wRC+, FIP and dbWAR are measured against a full league season, and a postseason is a few teams playing each other for a month, so they are not computed for October.

Platoon splits

How he hits left- and right-handed pitching.

Batting by the hand the pitcher throws with, 2023. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHP221921212.105.182.263.19554.5%
vs RHP9585155823.176.253.412.28524.2%

Spray chart

Where every ball he put in play landed, 2023.

Loading 71 batted balls…

Contact quality

How hard and at what angle he hits it, over 71 tracked batted balls in 2023. Percentiles are against qualified batters.

Barrel rate
16.9%
12 barrels
Exit velocity
93.4
mph average
Max exit velo
110.0
mph, hardest hit
Hard hit
59.2%
95 mph or better
Sweet spot
33.8%
8–32° launch
Launch angle
11.9°
average
Barrel rate16.9%
Exit velocity93.4 mph
Hard hit rate59.2%
Contact rate69.2%

A barrel is a batted ball whose exit velocity and launch angle have historically produced at least a .500 average and 1.500 slugging — 98 mph within 26–30°, widening to 8–50° by 116 mph. Reconstructed from Statcast's published anchor points, which reproduces them exactly; the interior is within a degree. Sweet spot (8–32°) is an exact definition.

Hot and cold zones

Batting average by pitch location, 2023.

——.273.091—7 AB—7 AB—4 AB.18211 AB.30813 AB.00011 AB—5 AB.23113 AB—6 AB
Below averageLeague averageAbove average
Batting average by location of the pitch that ended each plate appearance, catcher's view. The bordered square is the strike zone; the outer band is chase territory. Cells with fewer than 8 at-bats are left grey rather than shown as signal. League average on the same attribution is .248.

Situational hitting

How Ji Man Choi hits by base state, outs, score and late-game pressure — each read against his own season line.

Split by
By who is on base when he comes up. The season line is repeated as the baseline.
SituationPAABHHRRBIBBSOAVGOBPSLGwOBA
All situations117——————.163.239.385.268
Bases empty66611255416.197.258.492.315
Runner on first · thin242021249.100.250.250.238
Runners on5143518619.116.216.233.206
RISP2723306210.130.185.217.179

Runners on includes runners in scoring position, which is the convention every reference uses. Rows under 25 plate appearances are marked thin — at that size a rate moves several dozen points on one hit. Counted from play-by-play, 2023.

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Ji Man Choi

Similar players

Nearest 2023 seasons by discipline, contact, power and speed, on rate statistics rather than totals.

How these are computed

wOBA uses linear weights measured from this season's own play-by-play rather than published constants, and wRC+ is park-adjusted against that same league. dbWAR is our own open implementation — not fWAR or bWAR — and the full derivation, including its simplifications, is on the methodology page.