MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Aroldis Chapman
Aroldis Chapman
BOS · P
Change to
Portrait of Trevor Megill
Trevor Megill
MIL · P
Change to
Who's more valuable, rest of season

Aroldis Chapman.

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

Head-to-head
K
ERA
WHIP
W
SV

Aroldis Chapman wins 3 categories (K, ERA, SV); Trevor Megill wins 1 (WHIP); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Aroldis Chapman
97.0
Trevor Megill
98.0
Swinging-Strike %lg 11.0% · higher = better
Aroldis Chapman
15.8%
Trevor Megill
16.6%
Strikeout %lg 22.0% · higher = better
Aroldis Chapman
32.3%
Trevor Megill
28.8%
Chase %lg 28.5% · higher = better
Aroldis Chapman
32.6%
Trevor Megill
38.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Aroldis Chapman
38.3%
Trevor Megill
42.9%
Barrel % Allowedlg 8.0% · lower = better
Aroldis Chapman
7.0%
Trevor Megill
7.1%
xwOBA Allowedlg .315 · lower = better
Aroldis Chapman
.255
Trevor Megill
.259
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
25.81
lg xERA 4.10
now 0.48
2.68
Trevor Megill
25.81
lg xERA 4.10
now 4.29
2.76
WHIPlower is better
Aroldis Chapman
.9001.39
now 0.86
1.24
Trevor Megill
.9001.39
now 1.05
1.14

Volume · rest of season
Strikeoutshigher is better
Aroldis Chapman
4035.40
now 25
7
Trevor Megill
4035.40
now 27
6
Winshigher is better
Aroldis Chapman
.000.480
now 0
00
Trevor Megill
.000.480
now 0
00
Saveshigher is better
Aroldis Chapman
.00016.40
now 12
24
Trevor Megill
.00016.40
now 8
12
If you already own them — trade angle
BuyAroldis Chapman — buy.conf 0.92
BuyTrevor Megill — buy.conf 0.92
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