MLB Daily DeltaWeek 18 · July 29, 2026
Germán Márquez
SD · P
Change to
Portrait of Tatsuya Imai
Tatsuya Imai
HOU · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Germán Márquez wins 2 (WHIP, W); Tatsuya Imai wins 2 (K, ERA); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Germán Márquez
94.7
Tatsuya Imai
94.9
Swinging-Strike %lg 11.0% · higher = better
Germán Márquez
9.6%
Tatsuya Imai
13.7%
Strikeout %lg 22.0% · higher = better
Germán Márquez
16.1%
Tatsuya Imai
27.2%
Chase %lg 28.5% · higher = better
Germán Márquez
25.8%
Tatsuya Imai
26.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Germán Márquez
44.4%
Tatsuya Imai
45.6%
Barrel % Allowedlg 8.0% · lower = better
Germán Márquez
9.8%
Tatsuya Imai
11.4%
xwOBA Allowedlg .315 · lower = better
Germán Márquez
.359
Tatsuya Imai
.344
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Germán Márquez
4.356.16
lg xERA 4.10
now 5.76
5.09
Tatsuya Imai
4.356.16
lg xERA 4.10
now 5.52
4.75
WHIPlower is better
Germán Márquez
1.291.54
now 1.45
1.45
Tatsuya Imai
1.291.54
now 1.36
1.47

Volume · rest of season
Strikeoutshigher is better
Germán Márquez
4041.40
now 19
31
Tatsuya Imai
4041.40
now 28
35
Winshigher is better
Germán Márquez
.4007.60
now 3
36
Tatsuya Imai
.4007.60
now 2
24

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Sell HighGermán Márquez — sell high. His value is peaking; good time to trade him.conf 0.83
SellTatsuya Imai — sell.conf 0.85
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