Who's more valuable, rest of season
Ryan Rolison.
He projects to help you in more roto categories the rest of the way — ERA, WHIP, and wins. Jack Perkins’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
Ryan Rolison wins 3 categories (ERA, WHIP, W); Jack Perkins wins 2 (K, SV).
04
Under the hood
Underlying skill — each value vs league avgFastball Velolg 94.0 · higher = better
Jack Perkins
96.1
Ryan Rolison
94.5
Swinging-Strike %lg 11.0% · higher = better
Jack Perkins
13.6%
Ryan Rolison
10.3%
Strikeout %lg 22.0% · higher = better
Jack Perkins
27.9%
Ryan Rolison
25.4%
Chase %lg 28.5% · higher = better
Jack Perkins
34.8%
Ryan Rolison
25.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Jack Perkins
38.4%
Ryan Rolison
42.3%
Barrel % Allowedlg 8.0% · lower = better
Jack Perkins
7.2%
Ryan Rolison
6.3%
xwOBA Allowedlg .315 · lower = better
Jack Perkins
.313
Ryan Rolison
.301
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
Jack Perkins
26.49
lg xERA 4.10
now 5.46
3.94
Ryan Rolison
26.49
lg xERA 4.10
now 2.89
3.70
WHIPlower is better
Jack Perkins
1.141.46
now 1.21
1.27
Ryan Rolison
1.141.46
now 1.39
1.24
Volume · rest of season
Strikeoutshigher is better
Jack Perkins
4041.20
now 33
34
Ryan Rolison
4041.20
now 16
17
Winshigher is better
Jack Perkins
.0008
now 2
1–3
Ryan Rolison
.0008
now 3
2–6
Saveshigher is better
Jack Perkins
.0005.60
now 3
2–4
Ryan Rolison
.0005.60
now 0
0
If you already own them — trade angle
Buy LowJack Perkins — buy low. The dip is a window to acquire.conf 0.90
Sell HighRyan Rolison — sell high. His value is peaking; good time to trade him.conf 0.95