MLB Daily DeltaWeek 20 · August 6, 2026
Portrait of Colin Rea
Colin Rea
CHC · P
Change to
Portrait of Luis Severino
Luis Severino
ATH · 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

Colin Rea wins 2 (WHIP, W); Luis Severino wins 2 (K, ERA); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Colin Rea
93.7
Luis Severino
96.9
Swinging-Strike %lg 11.0% · higher = better
Colin Rea
9.3%
Luis Severino
10.9%
Strikeout %lg 22.0% · higher = better
Colin Rea
17.7%
Luis Severino
24.0%
Chase %lg 28.5% · higher = better
Colin Rea
30.6%
Luis Severino
31.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Colin Rea
41.0%
Luis Severino
38.7%
Barrel % Allowedlg 8.0% · lower = better
Colin Rea
10.5%
Luis Severino
8.7%
xwOBA Allowedlg .315 · lower = better
Colin Rea
.353
Luis Severino
.318
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
Colin Rea
3.855.24
lg xERA 4.10
now 4.70
4.93
Luis Severino
3.855.24
lg xERA 4.10
now 4.16
4.20
WHIPlower is better
Colin Rea
1.301.54
now 1.37
1.37
Luis Severino
1.301.54
now 1.47
1.41

Volume · rest of season
Strikeoutshigher is better
Colin Rea
4077.40
now 49
34
Luis Severino
4077.40
now 65
42
Winshigher is better
Colin Rea
.0006.60
now 5
25
Luis Severino
.0006.60
now 2
12

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

If you already own them — trade angle
SellColin Rea — sell.conf 0.90
Hold · steadyLuis Severino — hold.conf 0.60
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