MLB Daily DeltaWeek 15 · July 2, 2026
Portrait of Mark Leiter Jr.
Mark Leiter Jr.
ATH · P
Change to
Portrait of Nick Mears
Nick Mears
KC · 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

Mark Leiter Jr. wins 2 (K, SV); Nick Mears wins 2 (ERA, W); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mark Leiter Jr.
92.3
Nick Mears
94.8
Swinging-Strike %lg 11.0% · higher = better
Mark Leiter Jr.
12.9%
Nick Mears
8.2%
Strikeout %lg 22.0% · higher = better
Mark Leiter Jr.
24.4%
Nick Mears
18.1%
Chase %lg 28.5% · higher = better
Mark Leiter Jr.
34.5%
Nick Mears
29.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Mark Leiter Jr.
30.6%
Nick Mears
50.9%
Barrel % Allowedlg 8.0% · lower = better
Mark Leiter Jr.
3.5%
Nick Mears
12.3%
xwOBA Allowedlg .315 · lower = better
Mark Leiter Jr.
.318
Nick Mears
.382
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
Mark Leiter Jr.
2.996.18
lg xERA 4.10
now 5.47
3.72
Nick Mears
2.996.18
lg xERA 4.10
now 5.12
3.70
WHIPlower is better
Mark Leiter Jr.
1.141.60
now 1.46
1.24
Nick Mears
1.141.60
now 1.50
1.24

Volume · rest of season
Strikeoutshigher is better
Mark Leiter Jr.
4033.60
now 25
28
Nick Mears
4033.60
now 15
24
Winshigher is better
Mark Leiter Jr.
.0005.60
now 0
00
Nick Mears
.0005.60
now 2
14
Saveshigher is better
Mark Leiter Jr.
.0008.40
now 4
36
Nick Mears
.0008.40
now 0
0
If you already own them — trade angle
Buy LowMark Leiter Jr. — buy low. The dip is a window to acquire.conf 0.80
Hold · wait & seeNick Mears — hold.conf 0.50
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