MLB Daily DeltaWeek 19 · August 1, 2026
Garrett Whitlock
BOS · P
Change to
Portrait of Kevin Kelly
Kevin Kelly
TB · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Garrett Whitlock wins 2 (K, ERA); Kevin Kelly wins 2 (WHIP, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Garrett Whitlock
94.9
Kevin Kelly
93.1
Swinging-Strike %lg 11.0% · higher = better
Garrett Whitlock
16.4%
Kevin Kelly
9.3%
Strikeout %lg 22.0% · higher = better
Garrett Whitlock
27.6%
Kevin Kelly
21.6%
Chase %lg 28.5% · higher = better
Garrett Whitlock
41.8%
Kevin Kelly
32.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Garrett Whitlock
34.6%
Kevin Kelly
45.5%
Barrel % Allowedlg 8.0% · lower = better
Garrett Whitlock
3.8%
Kevin Kelly
6.7%
xwOBA Allowedlg .315 · lower = better
Garrett Whitlock
.261
Kevin Kelly
.304
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
Garrett Whitlock
2.254.13
lg xERA 4.10
now 3.05
3.69
Kevin Kelly
2.254.13
lg xERA 4.10
now 2.67
3.71
WHIPlower is better
Garrett Whitlock
.9001.41
now 1.11
1.24
Kevin Kelly
.9001.41
now 0.81
1.23

Volume · rest of season
Strikeoutshigher is better
Garrett Whitlock
4031.60
now 26
20
Kevin Kelly
4031.60
now 19
12
Winshigher is better
Garrett Whitlock
.0005.20
now 3
14
Kevin Kelly
.0005.20
now 3
13
Saveshigher is better
Garrett Whitlock
.0003.40
now 0
0
Kevin Kelly
.0003.40
now 2
12
If you already own them — trade angle
Sell HighGarrett Whitlock — sell high. His value is peaking; good time to trade him.conf 0.86
Sell HighKevin Kelly — sell high. His value is peaking; good time to trade him.conf 0.95
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