MLB Daily DeltaWeek 20 · August 9, 2026
Portrait of Didier Fuentes
Didier Fuentes
ATL · P
Change to
Josh Hader
HOU · P
Change to
Who's more valuable, rest of season

Didier Fuentes.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, WHIP, and wins. Josh Hader’s box score looks better right now, but it’s built on luck that won’t hold.

Head-to-head
K
ERA
WHIP
W
SV

Didier Fuentes wins 4 categories (K, ERA, WHIP, W); Josh Hader wins 1 (SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Didier Fuentes
97.2
Josh Hader
95.1
Swinging-Strike %lg 11.0% · higher = better
Didier Fuentes
15.1%
Josh Hader
20.0%
Strikeout %lg 22.0% · higher = better
Didier Fuentes
30.7%
Josh Hader
37.9%
Chase %lg 28.5% · higher = better
Didier Fuentes
30.9%
Josh Hader
39.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Didier Fuentes
35.8%
Josh Hader
26.5%
Barrel % Allowedlg 8.0% · lower = better
Didier Fuentes
4.9%
Josh Hader
4.1%
xwOBA Allowedlg .315 · lower = better
Didier Fuentes
.269
Josh Hader
.189
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
Didier Fuentes
25.18
lg xERA 4.10
now 2.78
2.97
Josh Hader
25.18
lg xERA 4.10
now 0.00
3.70
WHIPlower is better
Didier Fuentes
.9001.34
now 1.10
1.17
Josh Hader
.9001.34
now 1.00
1.24

Volume · rest of season
Strikeoutshigher is better
Didier Fuentes
4037.40
now 27
17
Josh Hader
4037.40
now 1
12
Winshigher is better
Didier Fuentes
.0005.60
now 4
24
Josh Hader
.0005.60
now 0
00
Saveshigher is better
Didier Fuentes
.00028
now 0
0
Josh Hader
.00028
now 1
520
If you already own them — trade angle
BuyDidier Fuentes — buy.conf 0.92
Sell HighJosh Hader — sell high. His value is peaking; good time to trade him.conf 0.72
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