MLB Daily DeltaWeek 25 · September 10, 2026
Edwin Díaz
LAD · P
Change to
Portrait of Mason Miller
Mason Miller
SD · P
Change to
Who's more valuable, rest of season

Mason Miller.

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

Head-to-head
K
ERA
WHIP
W
SV

Mason Miller wins 2 categories (ERA, WHIP); Edwin Díaz wins 1 (W); 2 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Edwin Díaz
96.3
Mason Miller
101.5
Swinging-Strike %lg 11.0% · higher = better
Edwin Díaz
9.9%
Mason Miller
21.9%
Strikeout %lg 22.0% · higher = better
Edwin Díaz
24.1%
Mason Miller
48.5%
Chase %lg 28.5% · higher = better
Edwin Díaz
31.0%
Mason Miller
36.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Edwin Díaz
53.2%
Mason Miller
28.9%
Barrel % Allowedlg 8.0% · lower = better
Edwin Díaz
8.5%
Mason Miller
5.2%
xwOBA Allowedlg .315 · lower = better
Edwin Díaz
.378
Mason Miller
.187
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
Edwin Díaz
28.25
lg xERA 4.10
now 10.50
3.70
Mason Miller
28.25
lg xERA 4.10
now 0.72
1.48
WHIPlower is better
Edwin Díaz
.9002.55
now 2.33
1.24
Mason Miller
.9002.55
now 0.84
0.95

Volume · rest of season
Strikeoutshigher is better
Edwin Díaz
4065
now 10
9
Mason Miller
4065
now 49
9
Winshigher is better
Edwin Díaz
.0001.48
now 1
01
Mason Miller
.0001.48
now 1
00
Saveshigher is better
Edwin Díaz
.00023
now 4
23
Mason Miller
.00023
now 17
24
If you already own them — trade angle
Hold · wait & seeEdwin Díaz — hold.conf 0.55
BuyMason Miller — buy.conf 0.92
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