MLB Daily DeltaWeek 20 · August 8, 2026
Cionel Pérez
NYM · P
Change to
Portrait of Taylor Rogers
Taylor Rogers
MIN · 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

Cionel Pérez wins 2 (WHIP, W); Taylor Rogers wins 2 (K, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Cionel Pérez
96.9
Taylor Rogers
91.9
Swinging-Strike %lg 11.0% · higher = better
Cionel Pérez
11.6%
Taylor Rogers
7.5%
Strikeout %lg 22.0% · higher = better
Cionel Pérez
22.7%
Taylor Rogers
18.1%
Chase %lg 28.5% · higher = better
Cionel Pérez
30.0%
Taylor Rogers
25.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Cionel Pérez
50.0%
Taylor Rogers
26.5%
Barrel % Allowedlg 8.0% · lower = better
Cionel Pérez
12.9%
Taylor Rogers
6.1%
xwOBA Allowedlg .315 · lower = better
Cionel Pérez
.346
Taylor Rogers
.317
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
Cionel Pérez
2.856.67
lg xERA 4.10
now 5.82
3.70
Taylor Rogers
2.856.67
lg xERA 4.10
now 4.15
3.71
WHIPlower is better
Cionel Pérez
1.101.73
now 1.59
1.24
Taylor Rogers
1.101.73
now 1.57
1.25

Volume · rest of season
Strikeoutshigher is better
Cionel Pérez
4022.60
now 10
8
Taylor Rogers
4022.60
now 17
14
Winshigher is better
Cionel Pérez
.0002.80
now 2
12
Taylor Rogers
.0002.80
now 1
01
Saveshigher is better
Cionel Pérez
.0003.40
now 0
0
Taylor Rogers
.0003.40
now 2
12
If you already own them — trade angle
Hold · wait & seeCionel Pérez — hold.conf 0.50
Buy LowTaylor Rogers — buy low. The dip is a window to acquire.conf 0.86
Tweet