MLB Daily DeltaWeek 25 · September 11, 2026
Chase Dollander
COL · P
Change to
Portrait of Mason Montgomery
Mason Montgomery
PIT · P
Change to
Who's more valuable, rest of season

Too close to call.

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

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

Chase Dollander wins 2 (K, W); Mason Montgomery wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Chase Dollander
98.9
Mason Montgomery
98.5
Swinging-Strike %lg 11.0% · higher = better
Chase Dollander
13.4%
Mason Montgomery
16.0%
Strikeout %lg 22.0% · higher = better
Chase Dollander
24.9%
Mason Montgomery
38.2%
Chase %lg 28.5% · higher = better
Chase Dollander
27.6%
Mason Montgomery
32.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Chase Dollander
52.1%
Mason Montgomery
41.4%
Barrel % Allowedlg 8.0% · lower = better
Chase Dollander
9.9%
Mason Montgomery
7.0%
xwOBA Allowedlg .315 · lower = better
Chase Dollander
.307
Mason Montgomery
.249
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
Chase Dollander
2.024.45
lg xERA 4.10
now 3.89
3.75
Mason Montgomery
2.024.45
lg xERA 4.10
now 3.91
2.56
WHIPlower is better
Chase Dollander
1.031.38
now 1.30
1.26
Mason Montgomery
1.031.38
now 1.26
1.11

Volume · rest of season
Strikeoutshigher is better
Chase Dollander
4063.80
now 47
10
Mason Montgomery
4063.80
now 30
5
Winshigher is better
Chase Dollander
.0004.20
now 3
01
Mason Montgomery
.0004.20
now 1
00

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

If you already own them — trade angle
Hold · wait & seeChase Dollander — hold.conf 0.50
BuyMason Montgomery — buy.conf 0.92
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