MLB Daily DeltaWeek 20 · August 6, 2026
Portrait of Aaron Ashby
Aaron Ashby
MIL · P
Change to
Portrait of Aroldis Chapman
Aroldis Chapman
BOS · P
Change to
Who's more valuable, rest of season

Aaron Ashby.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, 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

Aaron Ashby wins 3 categories (K, ERA, W); Aroldis Chapman wins 2 (WHIP, SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Aaron Ashby
97.3
Aroldis Chapman
96.9
Swinging-Strike %lg 11.0% · higher = better
Aaron Ashby
13.1%
Aroldis Chapman
15.7%
Strikeout %lg 22.0% · higher = better
Aaron Ashby
31.0%
Aroldis Chapman
31.6%
Chase %lg 28.5% · higher = better
Aaron Ashby
30.7%
Aroldis Chapman
34.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Aaron Ashby
39.5%
Aroldis Chapman
37.8%
Barrel % Allowedlg 8.0% · lower = better
Aaron Ashby
4.5%
Aroldis Chapman
8.9%
xwOBA Allowedlg .315 · lower = better
Aaron Ashby
.276
Aroldis Chapman
.261
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
Aaron Ashby
24.99
lg xERA 4.10
now 2.00
3.14
Aroldis Chapman
24.99
lg xERA 4.10
now 0.48
3.70
WHIPlower is better
Aaron Ashby
.9001.50
now 1.28
1.32
Aroldis Chapman
.9001.50
now 0.86
1.24

Volume · rest of season
Strikeoutshigher is better
Aaron Ashby
4062.60
now 51
25
Aroldis Chapman
4062.60
now 25
22
Winshigher is better
Aaron Ashby
.00012.60
now 9
37
Aroldis Chapman
.00012.60
now 0
00
Saveshigher is better
Aaron Ashby
.00016.80
now 0
0
Aroldis Chapman
.00016.80
now 12
712
If you already own them — trade angle
Buy LowAaron Ashby — buy low. The dip is a window to acquire.conf 0.78
Hold · wait & seeAroldis Chapman — hold.conf 0.50
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