MLB Daily DeltaWeek 17 · July 21, 2026
Portrait of Drew Anderson
Drew Anderson
DET · P
Change to
Portrait of Ryan Zeferjahn
Ryan Zeferjahn
LAA · 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

Drew Anderson wins 2 (K, ERA); Ryan Zeferjahn wins 2 (WHIP, W); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Drew Anderson
95.7
Ryan Zeferjahn
97.5
Swinging-Strike %lg 11.0% · higher = better
Drew Anderson
14.7%
Ryan Zeferjahn
13.5%
Strikeout %lg 22.0% · higher = better
Drew Anderson
28.3%
Ryan Zeferjahn
31.8%
Chase %lg 28.5% · higher = better
Drew Anderson
34.6%
Ryan Zeferjahn
22.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Drew Anderson
39.5%
Ryan Zeferjahn
35.1%
Barrel % Allowedlg 8.0% · lower = better
Drew Anderson
7.9%
Ryan Zeferjahn
6.2%
xwOBA Allowedlg .315 · lower = better
Drew Anderson
.284
Ryan Zeferjahn
.276
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
Drew Anderson
2.376.70
lg xERA 4.10
now 4.03
3.33
Ryan Zeferjahn
2.376.70
lg xERA 4.10
now 5.74
3.67
WHIPlower is better
Drew Anderson
1.181.46
now 1.26
1.28
Ryan Zeferjahn
1.181.46
now 1.39
1.25

Volume · rest of season
Strikeoutshigher is better
Drew Anderson
4054.40
now 46
30
Ryan Zeferjahn
4054.40
now 32
25
Winshigher is better
Drew Anderson
.5202.48
now 2
12
Ryan Zeferjahn
.5202.48
now 2
12
Saveshigher is better
Drew Anderson
.0003.40
now 2
12
Ryan Zeferjahn
.0003.40
now 1
01
If you already own them — trade angle
BuyDrew Anderson — buy.conf 0.83
Hold · wait & seeRyan Zeferjahn — hold.conf 0.50
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