MLB Daily DeltaWeek 17 · July 16, 2026
Portrait of Mitch Keller
Mitch Keller
PIT · P
Change to
Shane Bieber
TOR · 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

Mitch Keller wins 2 (K, W); Shane Bieber wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mitch Keller
93.4
Shane Bieber
92.2
Swinging-Strike %lg 11.0% · higher = better
Mitch Keller
9.6%
Shane Bieber
10.8%
Strikeout %lg 22.0% · higher = better
Mitch Keller
17.4%
Shane Bieber
15.1%
Chase %lg 28.5% · higher = better
Mitch Keller
29.7%
Shane Bieber
30.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Mitch Keller
42.6%
Shane Bieber
55.6%
Barrel % Allowedlg 8.0% · lower = better
Mitch Keller
7.4%
Shane Bieber
14.3%
xwOBA Allowedlg .315 · lower = better
Mitch Keller
.354
Shane Bieber
.477
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
Mitch Keller
3.346.76
lg xERA 4.10
now 4.35
4.93
Shane Bieber
3.346.76
lg xERA 4.10
now 6.00
4.10
WHIPlower is better
Mitch Keller
.9002.33
now 1.17
1.37
Shane Bieber
.9002.33
now 2.00
1.30

Volume · rest of season
Strikeoutshigher is better
Mitch Keller
4069
now 51
49
Shane Bieber
4069
now 6
46
Winshigher is better
Mitch Keller
.0008.40
now 5
36
Shane Bieber
.0008.40
now 0
00

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

If you already own them — trade angle
SellMitch Keller — sell.conf 0.90
Hold · wait & seeShane Bieber — hold.conf 0.50
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