MLB Daily DeltaWeek 20 · August 6, 2026
Portrait of Juan Mejia
Juan Mejia
COL · P
Change to
Portrait of Sean Manaea
Sean Manaea
NYM · P
Change to
Who's more valuable, rest of season

Juan Mejia.

He projects to help you in more roto categories the rest of the way — ERA, wins, and saves. Sean Manaea’s box score looks better right now, but the luck-stripped projection flips it.

Head-to-head
K
ERA
WHIP
W
SV

Juan Mejia wins 3 categories (ERA, W, SV); Sean Manaea wins 2 (K, WHIP).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Juan Mejia
97.3
Sean Manaea
90.9
Swinging-Strike %lg 11.0% · higher = better
Juan Mejia
12.5%
Sean Manaea
10.7%
Strikeout %lg 22.0% · higher = better
Juan Mejia
22.1%
Sean Manaea
22.1%
Chase %lg 28.5% · higher = better
Juan Mejia
32.3%
Sean Manaea
31.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Juan Mejia
37.9%
Sean Manaea
40.6%
Barrel % Allowedlg 8.0% · lower = better
Juan Mejia
3.4%
Sean Manaea
9.4%
xwOBA Allowedlg .315 · lower = better
Juan Mejia
.320
Sean Manaea
.331
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
Juan Mejia
3.346.76
lg xERA 4.10
now 6.00
4.10
Sean Manaea
3.346.76
lg xERA 4.10
now 5.08
4.32
WHIPlower is better
Juan Mejia
1.181.85
now 1.70
1.43
Sean Manaea
1.181.85
now 1.46
1.33

Volume · rest of season
Strikeoutshigher is better
Juan Mejia
4051.20
now 30
19
Sean Manaea
4051.20
now 42
28
Winshigher is better
Juan Mejia
.0001.48
now 1
01
Sean Manaea
.0001.48
now 0
00
Saveshigher is better
Juan Mejia
.0004.40
now 3
12
Sean Manaea
.0004.40
now 0
0
If you already own them — trade angle
Hold · leans sellJuan Mejia — hold.conf 0.60
SellSean Manaea — sell.conf 0.72
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