MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Erik Miller
Erik Miller
BOS · P
Change to
Portrait of Luke Weaver
Luke Weaver
PIT · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Erik Miller wins 2 (K, SV); Luke Weaver wins 2 (ERA, WHIP); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Erik Miller
96.8
Luke Weaver
95.4
Swinging-Strike %lg 11.0% · higher = better
Erik Miller
14.7%
Luke Weaver
16.1%
Strikeout %lg 22.0% · higher = better
Erik Miller
35.2%
Luke Weaver
26.7%
Chase %lg 28.5% · higher = better
Erik Miller
27.9%
Luke Weaver
33.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Erik Miller
24.7%
Luke Weaver
35.0%
Barrel % Allowedlg 8.0% · lower = better
Erik Miller
5.2%
Luke Weaver
7.3%
xwOBA Allowedlg .315 · lower = better
Erik Miller
.257
Luke Weaver
.269
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
Erik Miller
2.115.07
lg xERA 4.10
now 4.41
3.70
Luke Weaver
2.115.07
lg xERA 4.10
now 2.77
2.99
WHIPlower is better
Erik Miller
.9001.56
now 1.41
1.24
Luke Weaver
.9001.56
now 1.04
1.18

Volume · rest of season
Strikeoutshigher is better
Erik Miller
4033
now 24
6
Luke Weaver
4033
now 25
5
Winshigher is better
Erik Miller
.0002.80
now 0
00
Luke Weaver
.0002.80
now 2
01
Saveshigher is better
Erik Miller
.0003.40
now 2
01
Luke Weaver
.0003.40
now 0
0
If you already own them — trade angle
Hold · wait & seeErik Miller — hold.conf 0.50
Sell HighLuke Weaver — sell high. His value is peaking; good time to trade him.conf 0.83
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