MLB Daily DeltaWeek 19 · July 31, 2026
Portrait of Cal Quantrill
Cal Quantrill
TEX · P
Change to
Portrait of Sean Manaea
Sean Manaea
NYM · P
Change to
Who's more valuable, rest of season

Sean Manaea.

He projects to help you in more roto categories the rest of the way — strikeouts and WHIP. Cal Quantrill’s box score looks better right now, but it’s built on luck that won’t hold.

Head-to-head
K
ERA
WHIP
W
SV n/a

Sean Manaea wins 2 categories (K, WHIP); Cal Quantrill wins 1 (W); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Cal Quantrill
93.9
Sean Manaea
90.8
Swinging-Strike %lg 11.0% · higher = better
Cal Quantrill
9.2%
Sean Manaea
10.6%
Strikeout %lg 22.0% · higher = better
Cal Quantrill
15.7%
Sean Manaea
21.9%
Chase %lg 28.5% · higher = better
Cal Quantrill
29.5%
Sean Manaea
31.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Cal Quantrill
34.9%
Sean Manaea
40.7%
Barrel % Allowedlg 8.0% · lower = better
Cal Quantrill
8.6%
Sean Manaea
9.2%
xwOBA Allowedlg .315 · lower = better
Cal Quantrill
.326
Sean Manaea
.325
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
Cal Quantrill
26.10
lg xERA 4.10
now 2.53
4.22
Sean Manaea
26.10
lg xERA 4.10
now 5.08
4.20
WHIPlower is better
Cal Quantrill
1.121.56
now 1.22
1.33
Sean Manaea
1.121.56
now 1.46
1.31

Volume · rest of season
Strikeoutshigher is better
Cal Quantrill
4053.20
now 14
16
Sean Manaea
4053.20
now 42
32
Winshigher is better
Cal Quantrill
.0004.20
now 2
13
Sean Manaea
.0004.20
now 0
00

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

If you already own them — trade angle
Sell HighCal Quantrill — sell high. His value is peaking; good time to trade him.conf 0.92
SellSean Manaea — sell.conf 0.66
Tweet