MLB Daily DeltaWeek 25 · September 11, 2026
Portrait of Brock Burke
Brock Burke
CIN · P
Change to
Portrait of Juan Mejia
Juan Mejia
COL · 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

Brock Burke wins 2 (ERA, WHIP); Juan Mejia wins 2 (K, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Brock Burke
96.2
Juan Mejia
97.0
Swinging-Strike %lg 11.0% · higher = better
Brock Burke
13.2%
Juan Mejia
11.3%
Strikeout %lg 22.0% · higher = better
Brock Burke
24.2%
Juan Mejia
19.6%
Chase %lg 28.5% · higher = better
Brock Burke
28.4%
Juan Mejia
30.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Brock Burke
31.3%
Juan Mejia
37.9%
Barrel % Allowedlg 8.0% · lower = better
Brock Burke
7.3%
Juan Mejia
3.7%
xwOBA Allowedlg .315 · lower = better
Brock Burke
.295
Juan Mejia
.338
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
Brock Burke
2.676.95
lg xERA 4.10
now 3.62
3.63
Juan Mejia
2.676.95
lg xERA 4.10
now 6.00
4.47
WHIPlower is better
Brock Burke
1.271.82
now 1.39
1.41
Juan Mejia
1.271.82
now 1.70
1.51

Volume · rest of season
Strikeoutshigher is better
Brock Burke
4040.40
now 27
4
Juan Mejia
4040.40
now 30
6
Winshigher is better
Brock Burke
.0001.48
now 1
00
Juan Mejia
.0001.48
now 1
00
Saveshigher is better
Brock Burke
.0004.40
now 1
00
Juan Mejia
.0004.40
now 3
01
If you already own them — trade angle
Sell HighBrock Burke — sell high. His value is peaking; good time to trade him.conf 0.95
Hold · leans sellJuan Mejia — hold.conf 0.60
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