Marcelo Mayer2B Boston Red Sox
Age 23 L/R 6'3" / 188 lbs MLB HR -5%K -4% Svc 0.744 · Ctrl thru 2031 ILInjured 10-Day (D10)
2026 ROS PROJECTION247 act + 15 ros · stats below = ROS only
showingROS
wRC+†vL 6182vR 90
AVG/OBP/SLG.214 / .267 / .286
PA15
HR0
K%27
BB%7
BABIP289
ISO71
MLB%100%
Value2026 · WAR
2026 MLB RUNS · solid = so far · light = projected ROS (park-applied)
BAT so far: -8.6 runs (228 MLB PA)BAT projected ROS: -0.4 runs (15 MLB PA, park-applied)-9BATRUN so far: +0.6 runs (228 MLB PA)RUN projected ROS: +0.0 runs (15 MLB PA, park-applied)+1RUNFLD so far: +1.3 runs (228 MLB PA)FLD projected ROS: +0.1 runs (15 MLB PA, park-applied)+1FLDPOS so far: +0.8 runs (228 MLB PA)POS projected ROS: +0.1 runs (15 MLB PA, park-applied)+1POSREP so far: +4.9 runs (228 MLB PA)REP projected ROS: +0.3 runs (15 MLB PA, park-applied)+5REP2026 MLB WAR (so far + projected ROS): -0.08so far: -0.1 WAR-0.1WAR
0.00.91.80.00.81.11.31.31.226272829303132333435
━ projected WAR━ paid WAR ($/8M) surplus deficit━ post-control+$22M ctrl surplus
Tools · Splits · ContractCON 55 / POW 60
Toolsscout grade · Statcast %ile · 2025-2026
CONTACT55
Whiff%
905.2%
xAVG
100.206
POWER60
Barrel%
437.3
Avg EV
3087.6
Bat Spd
7373.7
EYE50
Chase%
9012.1%
SPEED45
Sprint
4727.4
Platoon Splits2025-2026 · 203 PA
vs LHP
vs RHP
Edge
PA
27
176
—
wRC+
11
94
▶▶R
wOBA
184
307
▶▶R
ISO
077
162
▶▶R
BABIP
250
302
▶▶R
K%
37.0%
25.0%
▶▶R
BB%
3.7%
7.4%
▶▶R
Contract ESTIMATED · service-time + WAR-based estimator (needs verification)
Status   Pre-Arb
MLB Debut   2025
Service   0.744 yrs.days
Team Control Through   2031
First FA Year   2032
YearStatusSalary Proj WAR Value Surplus
2026ROSExt$0.1M———
2027Pre-Arb$0.8M+0.8$3M+$2M
2028Pre-Arb$0.8M+1.1$8M+$7M
2029Arb-1$4M+1.3$8M+$5M
2030Arb-2$8M+1.3$8M+$3M
2031Arb-3$10M+1.2$7M+$0.5M
Totals $24M $33M +$17M

Career Stats + Projections

Real MLB stats plus park-adjusted projections — this season (so far / rest / full), then future seasons and career totals.
basis chips: RAW = as recorded · CTX = with park/league context · A+C = actual + context combined · MLE = level/park-neutral
Methodology▸ how these numbers are built

All seasons translated to park-neutral MLB-equivalent (MLE) and combined per year. 2026 = actual YTD + projected ROS + total. 2027+ via Advanced Marcel + aging curve.

YearAge LvlTeam MLB% PAAB H2B3BHR BBSOHBP SBCS AVGOBPSLGOPS ISOBABIP K%BB% wOBAwRC+ BATRUNFLDPOSREP WAR
▸ Career — actual stats, one row per stint (as recorded, no adjustments)
202118 ROKFCL Red Sox — 10791 25413 15270 71 275374440813 165361 2514 363 132 +4 +1 — — +2 0.8
202219 A+Greenville Drive — 11698 26414 17291 10 265379449828 184338 2515 371 137 +5 +0 — — +3 0.8
202219 ASalem Red Sox — 308252 722619 51782 160 286410504914 218375 2517 401 157 +21 +3 — — +7 3.1
202320 AAPortland Sea Dogs — 190169 32816 15491 43 189258355613 166220 268 268 68 -7 -0 — — +4 -0.4
202320 A+Greenville Drive — 164145 421117 17371 52 290368524892 234343 2310 389 149 +10 +0 — — +4 1.4
202421 AAPortland Sea Dogs — 335300 922808 30662 132 307373480853 173367 209 375 140 +16 +2 — — +7 2.6
202522 MLBBoston Red Sox — 136127 29814 8410 02 228274402676 173301 306 296 87 -2 -1 +3 +1 +3 0.4
202522 AAAWorcester Red Sox — 193170 46519 20381 20 271351471821 200296 2010 360 130 +7 +0 — — +4 1.2
▸ Career Totals (raw MLB only — historical actual)
MLB Career— — 136127 29814 8410 02 228274402676 173301 306 296 87 -2 -1 +3 +1 +3 0.4
▸ Career — adjusted (every ACTUAL line translated to park/league-neutral MLB equivalents)
202118 ROK MLEFCL Red Sox — 10798 20312 9390 71 204271316587 112301 368 256 59 -5 +1 — — +2 -0.2
202219 A+ MLEGreenville Drive — 116104 23313 11371 10 221302356657 135314 329 296 86 -2 +0 — — +3 0.1
202219 A MLESalem Red Sox — 308271 592018 321192 160 218305387692 170338 3910 305 93 -3 +3 — — +7 0.7
202320 AA MLEPortland Sea Dogs — 190175 27614 10601 43 154204269473 114194 325 213 30 -16 -0 — — +4 -1.2
202320 A+ MLEGreenville Drive — 164151 34816 11511 52 225282411693 185291 317 295 86 -3 +0 — — +4 0.1
202421 AA MLEPortland Sea Dogs — 335311 822206 19782 132 264310392703 129326 236 307 94 -2 +2 — — +7 0.7
202522 MLB MLEBoston Red Sox — 136127 29814 8410 02 228274402676 173301 306 290 83 -3 -1 +3 +1 +3 0.3
202522 AAA MLEWorcester Red Sox — 193177 40417 13451 20 226283379661 153252 237 281 76 -5 +0 — — +4 -0.1
202118 ROK MLEFCL Red Sox — 10798 20312 9390 71 204271316587 112316 368 256 59 — — — — — —
202118 ROK RAWFCL Red Sox — 10791 25413 15270 71 275374440813 165361 2514 363 59 — — — — — —
202219 A MLE2 teams — 424375 8324112 431563 170 221306387693 165338 3710 303 91 — — — — — —
202219 A RAW2 teams — 424350 9830213 681073 170 280401489890 209365 2516 392 91 — — — — — —
202320 AA MLE2 teams — 354326 6114210 211102 95 187241334575 147242 316 251 56 — — — — — —
202320 AA RAW2 teams — 354314 7419213 32862 95 236309433743 197277 249 324 56 — — — — — —
202421 AA MLEPortland Sea Dogs — 335311 822206 19782 132 264310392703 129330 236 307 94 — — — — — —
202421 AA RAWPortland Sea Dogs — 335300 922808 30662 132 307373480853 173367 209 375 94 — — — — — —
202522 AAA MLE2 teams — 329304 6812211 21861 22 224276385661 161271 266 285 79 — — — — — —
202522 AAA RAW2 teams — 329297 7513213 28791 22 253319441760 189298 249 334 79 — — — — — —
202118 ROK MLEFCL Red Sox — 10797 20312 9390 71 206271320591 113301 368 256 59 — — — — — —
202219 A MLE2 teams — 424375 8324112 431563 170 221306387693 165331 3710 303 91 — — — — — —
202320 AA MLE2 teams — 354328 6114210 211102 95 186241332573 146239 316 251 56 — — — — — —
202421 AA MLEPortland Sea Dogs — 335311 822206 19782 132 264310392703 129326 236 307 94 — — — — — —
202522 AAA MLE2 teams — 329304 6812211 21861 22 224276385661 161272 266 285 79 — — — — — —
▸ Model inputs — neutral MLE (past 3 seasons + 2026 so far)
202320 AA MLE2 teams — 354328 6114210 211102 95 186241332573 146239 316 251 56 — — — — — —
202421 AA MLEPortland Sea Dogs — 335311 822206 19782 132 264310392703 129326 236 307 94 — — — — — —
202522 AAA MLE2 teams — 329304 6812211 21861 22 224276385661 161272 266 285 79 — — — — — —
YTD23 MLB MLEBOS — 247224 481004 17563 30 214279312591 98263 237 263 64 -10 +1 +1 +1 +5 -0.2
▸ 2026 season
▸ 2026 season — so far · projected rest · full
SO FAR23 MLB RAWBOS — 228205 451003 16443 30 220284312597 93261 197 269 64 -10 +1 +1 +1 +5 -0.2
YTD23 AAA RAWBOS — 1917 6101 290 00 3534215881.009 235714 4711 441 64 — — — — — —
YTD23 MLB RAWBOS — 228205 451003 16443 30 220284312597 93261 197 269 68 -9 +1 +1 +1 +5 -0.1
ROS23 MLB MLEBOS 100% 1514 3100 140 00 214267286552 71283 277 290 82 -0 +0 +0 +0 +0 0.0
ROS23 MLB CTXBOS 100% 1514 3100 140 00 214267286552 71289 277 287 82 -0 +0 +0 +0 +0 0.0
FULL23 MLB A+CBOS — 243219 481103 17483 30 219283311594 91263 207 270 65 -10 +1 +1 +1 +5 -0.2
TOT23 MLB MLEBOS — 262238 511104 18603 30 214278311589 97266 237 265 65 -11 +1 +1 +1 +6 -0.2
▸ Career projection (2027+) — MLB context, MLB playing time (PA × MLB%)
202724 MLB MLEBOS 82% 458419 9919213 321094 61 236297384681 148285 247 302 90 -5 +1 +3 +2 +10 1.0
202825 MLB MLEBOS 82% 492450 10921216 351164 61 242303404707 162286 247 310 96 -3 +1 +3 +2 +11 1.4
202926 MLB MLEBOS 82% 497454 11021217 361174 71 242304410713 167286 247 315 99 -1 +1 +3 +2 +11 1.6
203027 MLB MLEBOS 82% 492449 10921217 361164 61 243305412717 169286 247 315 99 -0 +1 +3 +2 +11 1.6
203128 MLB MLEBOS 82% 484441 10620117 361154 61 240304406709 166286 247 314 98 -1 +1 +2 +2 +10 1.5
203229 MLB MLEBOS 82% 472430 10219116 351134 51 237301398698 160285 247 312 97 -2 +1 +1 +2 +10 1.2
203330 MLB MLEBOS 82% 460419 9919115 341114 51 236300394694 158283 247 309 95 -3 +1 +1 +2 +10 1.0
203431 MLB MLEBOS 82% 445405 9418114 331094 41 232296385682 153281 247 305 92 -4 +0 -0 +2 +10 0.7
203532 MLB MLEBOS 82% 426388 8816113 311064 31 227291374664 147277 257 299 88 -6 +0 -1 +2 +9 0.4
203633 MLB MLEBOS 82% 396361 8014112 291013 20 222285366651 144273 267 292 83 -8 +0 -2 +1 +9 0.1
202724 MLB CTXBOS 82% 376344 8217110 26893 51 238298381678 142291 247 298 90 -4 +1 +2 +1 +8 0.8
202825 MLB CTXBOS 82% 403367 9018113 29954 51 245307406713 161292 247 306 96 -2 +1 +2 +1 +9 1.1
202926 MLB CTXBOS 82% 408372 9118114 29964 51 245306411717 167292 247 311 99 -0 +1 +2 +1 +9 1.3
203027 MLB CTXBOS 82% 403367 9018114 29954 51 245307414722 169292 247 311 99 -0 +1 +2 +1 +9 1.3
203128 MLB CTXBOS 82% 397361 8717113 29944 51 241305402706 161292 247 310 98 -1 +1 +2 +1 +9 1.2
203229 MLB CTXBOS 82% 387352 8617113 29933 41 244307409716 165291 247 308 97 -1 +0 +1 +1 +8 1.0
203330 MLB CTXBOS 82% 377343 8216112 28913 41 239302397699 157290 247 305 95 -2 +0 +0 +1 +8 0.8
203431 MLB CTXBOS 82% 365332 7815111 27893 31 235298386684 151287 247 301 92 -3 +0 -0 +1 +8 0.6
203532 MLB CTXBOS 82% 349317 7414111 26873 30 233298388686 155284 257 295 88 -5 +1 -1 +1 +8 0.4
203633 MLB CTXBOS 82% 325295 671319 24833 20 227292369661 142279 267 288 83 -6 +0 -2 +1 +7 0.1
▸ Career Totals
▸ Career totals — MLB only (actual + projected)
Career— A+C — 39413591 85917211124 28595734 4110 239301397698 158290 247 303 90 -29 +4 +13 +15 +85 9.0
/ 162G— A+C — 650592 14128220 471586 72 238301394694 155290 247 303 90 -5 +1 +2 +2 +14 1.5
Career— MLE — 61865644 131326420191 451158647 9819 233295388683 155288 267 302 90 -34 +6 +15 +18 +103 11.0
/ 162G— MLE — 650593 13828220 471675 102 233295388682 155288 267 302 90 -5 +1 +2 +2 +14 1.5