MLB Daily DeltaWeek 17 · July 22, 2026
Portrait of Jonathan Loáisiga
Jonathan Loáisiga
AZ · P
Change to
Portrait of Tim Mayza
Tim Mayza
PHI · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Jonathan Loáisiga wins 1 (SV); Tim Mayza wins 1 (K); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jonathan Loáisiga
97.3
Tim Mayza
95.0
Swinging-Strike %lg 11.0% · higher = better
Jonathan Loáisiga
12.1%
Tim Mayza
10.7%
Strikeout %lg 22.0% · higher = better
Jonathan Loáisiga
18.3%
Tim Mayza
24.6%
Chase %lg 28.5% · higher = better
Jonathan Loáisiga
35.6%
Tim Mayza
28.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Jonathan Loáisiga
32.2%
Tim Mayza
45.2%
Barrel % Allowedlg 8.0% · lower = better
Jonathan Loáisiga
3.5%
Tim Mayza
7.3%
xwOBA Allowedlg .315 · lower = better
Jonathan Loáisiga
.272
Tim Mayza
.286
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
Jonathan Loáisiga
2.014.17
lg xERA 4.10
now 2.49
3.69
Tim Mayza
2.014.17
lg xERA 4.10
now 3.62
3.68
WHIPlower is better
Jonathan Loáisiga
.9001.34
now 1.06
1.24
Tim Mayza
.9001.34
now 0.99
1.24

Volume · rest of season
Strikeoutshigher is better
Jonathan Loáisiga
4031.60
now 13
13
Tim Mayza
4031.60
now 26
20
Winshigher is better
Jonathan Loáisiga
.0001.48
now 1
11
Tim Mayza
.0001.48
now 1
01
Saveshigher is better
Jonathan Loáisiga
.0002.40
now 1
11
Tim Mayza
.0002.40
now 0
0
If you already own them — trade angle
Sell HighJonathan Loáisiga — sell high. His value is peaking; good time to trade him.conf 0.94
Hold · wait & seeTim Mayza — hold.conf 0.50
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