MLB Daily DeltaWeek 19 · August 4, 2026
Portrait of Bubba Chandler
Bubba Chandler
PIT · P
Change to
Portrait of Mitch Keller
Mitch Keller
PIT · 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

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

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Bubba Chandler
98.5
Mitch Keller
93.3
Swinging-Strike %lg 11.0% · higher = better
Bubba Chandler
11.1%
Mitch Keller
9.7%
Strikeout %lg 22.0% · higher = better
Bubba Chandler
20.1%
Mitch Keller
17.7%
Chase %lg 28.5% · higher = better
Bubba Chandler
29.3%
Mitch Keller
29.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Bubba Chandler
36.8%
Mitch Keller
42.3%
Barrel % Allowedlg 8.0% · lower = better
Bubba Chandler
6.2%
Mitch Keller
7.4%
xwOBA Allowedlg .315 · lower = better
Bubba Chandler
.308
Mitch Keller
.355
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
Bubba Chandler
3.565.37
lg xERA 4.10
now 4.85
3.96
Mitch Keller
3.565.37
lg xERA 4.10
now 4.35
4.97
WHIPlower is better
Bubba Chandler
1.031.66
now 1.52
1.45
Mitch Keller
1.031.66
now 1.17
1.38

Volume · rest of season
Strikeoutshigher is better
Bubba Chandler
4059.20
now 52
41
Mitch Keller
4059.20
now 51
34
Winshigher is better
Bubba Chandler
.0007
now 1
01
Mitch Keller
.0007
now 5
24

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

If you already own them — trade angle
Hold · steadyBubba Chandler — hold.conf 0.60
SellMitch Keller — sell.conf 0.90
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