MLB Daily DeltaWeek 19 · August 5, 2026
Portrait of Ryan Zeferjahn
Ryan Zeferjahn
CHC · P
Change to
Portrait of Tyler Wells
Tyler Wells
TB · P
Change to
Who's more valuable, rest of season

Ryan Zeferjahn.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, wins, and saves.

Head-to-head
K
ERA
WHIP
W
SV

Ryan Zeferjahn wins 4 categories (K, ERA, W, SV); Tyler Wells wins 1 (WHIP).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Ryan Zeferjahn
97.4
Tyler Wells
93.5
Swinging-Strike %lg 11.0% · higher = better
Ryan Zeferjahn
13.8%
Tyler Wells
15.7%
Strikeout %lg 22.0% · higher = better
Ryan Zeferjahn
33.6%
Tyler Wells
25.1%
Chase %lg 28.5% · higher = better
Ryan Zeferjahn
24.3%
Tyler Wells
34.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Ryan Zeferjahn
35.2%
Tyler Wells
31.5%
Barrel % Allowedlg 8.0% · lower = better
Ryan Zeferjahn
5.6%
Tyler Wells
5.6%
xwOBA Allowedlg .315 · lower = better
Ryan Zeferjahn
.268
Tyler Wells
.272
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
Ryan Zeferjahn
26.85
lg xERA 4.10
now 5.74
2.96
Tyler Wells
26.85
lg xERA 4.10
now 4.28
3.05
WHIPlower is better
Ryan Zeferjahn
1.081.48
now 1.39
1.32
Tyler Wells
1.081.48
now 1.24
1.17

Volume · rest of season
Strikeoutshigher is better
Ryan Zeferjahn
4038.80
now 32
18
Tyler Wells
4038.80
now 26
15
Winshigher is better
Ryan Zeferjahn
.0002.80
now 2
12
Tyler Wells
.0002.80
now 0
00
Saveshigher is better
Ryan Zeferjahn
.0002.40
now 1
01
Tyler Wells
.0002.40
now 0
0
If you already own them — trade angle
BuyRyan Zeferjahn — buy.conf 0.92
Sell HighTyler Wells — sell high. His value is peaking; good time to trade him.conf 0.80
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