MLB Daily DeltaWeek 13 · June 20, 2026
Portrait of Ryan Rolison
Ryan Rolison
CHC · P
Change to
Portrait of Spencer Miles
Spencer Miles
TOR · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Ryan Rolison wins 2 (WHIP, W); Spencer Miles wins 2 (K, ERA); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Ryan Rolison
94.5
Spencer Miles
95.9
Swinging-Strike %lg 11.0% · higher = better
Ryan Rolison
9.7%
Spencer Miles
10.1%
Strikeout %lg 22.0% · higher = better
Ryan Rolison
25.5%
Spencer Miles
23.5%
Chase %lg 28.5% · higher = better
Ryan Rolison
25.7%
Spencer Miles
29.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Ryan Rolison
44.8%
Spencer Miles
35.2%
Barrel % Allowedlg 8.0% · lower = better
Ryan Rolison
6.0%
Spencer Miles
4.7%
xwOBA Allowedlg .315 · lower = better
Ryan Rolison
.300
Spencer Miles
.291
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 Rolison
2.574.02
lg xERA 4.10
now 2.89
3.70
Spencer Miles
2.574.02
lg xERA 4.10
now 3.47
3.66
WHIPlower is better
Ryan Rolison
1.071.48
now 1.39
1.24
Spencer Miles
1.071.48
now 1.16
1.25

Volume · rest of season
Strikeoutshigher is better
Ryan Rolison
4052.40
now 16
20
Spencer Miles
4052.40
now 34
42
Winshigher is better
Ryan Rolison
.00010.80
now 3
38
Spencer Miles
.00010.80
now 2
14

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Sell HighRyan Rolison — sell high. His value is peaking; good time to trade him.conf 0.95
Hold · wait & seeSpencer Miles — hold.conf 0.50
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