MLB Daily DeltaWeek 27 · September 27, 2026
Antwone Kelly
PIT · P
Change to
Kenley Jansen
DET · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 0–0, 4 even. Take whoever fills a bigger need.

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

Antwone Kelly wins 0 (none); Kenley Jansen wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Antwone Kelly
98.8
Kenley Jansen
93.9
Swinging-Strike %lg 11.0% · higher = better
Antwone Kelly
8.7%
Kenley Jansen
13.0%
Strikeout %lg 22.0% · higher = better
Antwone Kelly
16.9%
Kenley Jansen
28.3%
Chase %lg 28.5% · higher = better
Antwone Kelly
26.1%
Kenley Jansen
30.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Antwone Kelly
41.2%
Kenley Jansen
38.1%
Barrel % Allowedlg 8.0% · lower = better
Antwone Kelly
3.9%
Kenley Jansen
9.5%
xwOBA Allowedlg .315 · lower = better
Antwone Kelly
.334
Kenley Jansen
.293
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
Antwone Kelly
2.108.25
lg xERA 4.10
now 7.71
3.70
Kenley Jansen
2.108.25
lg xERA 4.10
now 4.80
3.70
WHIPlower is better
Antwone Kelly
1.131.36
now 1.29
1.24
Kenley Jansen
1.131.36
now 1.20
1.24

Volume · rest of season
Strikeoutshigher is better
Antwone Kelly
4026.60
now 1
0
Kenley Jansen
4026.60
now 19
0
Winshigher is better
Antwone Kelly
.0001.48
now 0
0–0
Kenley Jansen
.0001.48
now 1
0–0

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

If you already own them — trade angle
Hold · wait & seeAntwone Kelly — hold.conf 0.50
Sell HighKenley Jansen — sell high. His value is peaking; good time to trade him.conf 0.71
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