MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Andrew Alvarez
Andrew Alvarez
WSH · P
Change to
Portrait of Kevin Kelly
Kevin Kelly
TB · 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

Andrew Alvarez wins 2 (K, SV); Kevin Kelly wins 2 (ERA, WHIP); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Andrew Alvarez
92.3
Kevin Kelly
93.1
Swinging-Strike %lg 11.0% · higher = better
Andrew Alvarez
11.1%
Kevin Kelly
10.5%
Strikeout %lg 22.0% · higher = better
Andrew Alvarez
22.7%
Kevin Kelly
21.4%
Chase %lg 28.5% · higher = better
Andrew Alvarez
30.0%
Kevin Kelly
33.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Andrew Alvarez
40.9%
Kevin Kelly
45.7%
Barrel % Allowedlg 8.0% · lower = better
Andrew Alvarez
5.7%
Kevin Kelly
6.0%
xwOBA Allowedlg .315 · lower = better
Andrew Alvarez
.321
Kevin Kelly
.296
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
Andrew Alvarez
2.094.70
lg xERA 4.10
now 4.02
4.12
Kevin Kelly
2.094.70
lg xERA 4.10
now 2.67
3.65
WHIPlower is better
Andrew Alvarez
.9001.61
now 1.28
1.38
Kevin Kelly
.9001.61
now 0.81
1.13

Volume · rest of season
Strikeoutshigher is better
Andrew Alvarez
4025.40
now 17
9
Kevin Kelly
4025.40
now 19
3
Winshigher is better
Andrew Alvarez
.0004.20
now 1
01
Kevin Kelly
.0004.20
now 3
01
Saveshigher is better
Andrew Alvarez
.0003.40
now 1
01
Kevin Kelly
.0003.40
now 2
01
If you already own them — trade angle
Hold · leans sellAndrew Alvarez — hold.conf 0.60
Sell HighKevin Kelly — sell high. His value is peaking; good time to trade him.conf 0.95
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