MLB Daily DeltaWeek 17 · July 21, 2026
Portrait of Aroldis Chapman
Aroldis Chapman
BOS · P
Change to
Portrait of Grant Taylor
Grant Taylor
CWS · P
Change to
Who's more valuable, rest of season

Grant Taylor.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, WHIP, and wins. Aroldis Chapman’s box score looks better right now, but the luck-stripped projection flips it.

Head-to-head
K
ERA
WHIP
W
SV

Grant Taylor wins 4 categories (K, ERA, WHIP, W); Aroldis Chapman wins 1 (SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Aroldis Chapman
96.9
Grant Taylor
98.2
Swinging-Strike %lg 11.0% · higher = better
Aroldis Chapman
15.1%
Grant Taylor
14.5%
Strikeout %lg 22.0% · higher = better
Aroldis Chapman
29.5%
Grant Taylor
33.2%
Chase %lg 28.5% · higher = better
Aroldis Chapman
34.1%
Grant Taylor
34.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Aroldis Chapman
36.8%
Grant Taylor
40.7%
Barrel % Allowedlg 8.0% · lower = better
Aroldis Chapman
7.9%
Grant Taylor
6.8%
xwOBA Allowedlg .315 · lower = better
Aroldis Chapman
.259
Grant Taylor
.241
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
Aroldis Chapman
24.99
lg xERA 4.10
now 0.48
3.70
Grant Taylor
24.99
lg xERA 4.10
now 2.12
2.39
WHIPlower is better
Aroldis Chapman
.9001.39
now 0.86
1.24
Grant Taylor
.9001.39
now 1.11
1.16

Volume · rest of season
Strikeoutshigher is better
Aroldis Chapman
4051.60
now 25
31
Grant Taylor
4051.60
now 44
35
Winshigher is better
Aroldis Chapman
.0001.48
now 0
00
Grant Taylor
.0001.48
now 1
01
Saveshigher is better
Aroldis Chapman
.00022.40
now 12
916
Grant Taylor
.00022.40
now 1
01
If you already own them — trade angle
Hold · wait & seeAroldis Chapman — hold.conf 0.50
BuyGrant Taylor — buy.conf 0.92
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