MLB Daily DeltaWeek 19 · August 3, 2026
Portrait of Tyler Holton
Tyler Holton
DET · P
Change to
Zack Kelly
BOS · 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

Tyler Holton wins 2 (K, W); Zack Kelly wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Tyler Holton
91.5
Zack Kelly
96.1
Swinging-Strike %lg 11.0% · higher = better
Tyler Holton
11.0%
Zack Kelly
9.2%
Strikeout %lg 22.0% · higher = better
Tyler Holton
18.2%
Zack Kelly
19.7%
Chase %lg 28.5% · higher = better
Tyler Holton
28.9%
Zack Kelly
28.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Tyler Holton
39.4%
Zack Kelly
38.8%
Barrel % Allowedlg 8.0% · lower = better
Tyler Holton
5.8%
Zack Kelly
8.2%
xwOBA Allowedlg .315 · lower = better
Tyler Holton
.304
Zack Kelly
.368
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
Tyler Holton
2.944.60
lg xERA 4.10
now 4.23
3.80
Zack Kelly
2.944.60
lg xERA 4.10
now 3.31
3.70
WHIPlower is better
Tyler Holton
1.171.44
now 1.37
1.30
Zack Kelly
1.171.44
now 1.29
1.24

Volume · rest of season
Strikeoutshigher is better
Tyler Holton
4029.60
now 24
16
Zack Kelly
4029.60
now 14
14
Winshigher is better
Tyler Holton
.0001.48
now 1
01
Zack Kelly
.0001.48
now 0
00

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

If you already own them — trade angle
Hold · leans buyTyler Holton — hold.conf 0.60
Hold · wait & seeZack Kelly — hold.conf 0.50
Tweet