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Dylan Mamiya
2026 GRAD
 |  OF/1B, LHP
 |  Kennewick, WA
UNCOMMITTED
Best PG Grade
8
ABOUT PG GRADES
Kennewick
HIGH SCHOOL
5-9
  175

HEIGHT/WEIGHT
L/L
BATS/THROWS
16 and 10 mos
AGE
WANT VIDEO?
PG EVENT RESULTS
80 mph
FB VELO 6/5/2024
7.34 sec
60 YARD DASH 7/29/2022
1.64 sec
10 YARD SPLIT 4/17/2021
76 mph
OF VELO 7/29/2022
82 mph
EXIT VELO 7/30/2022
Batting Stats
  Advanced Statistics
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Batting Spray Chart Spray Chart
2024 Calendar Year
OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
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Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
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Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
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OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
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Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
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Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
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OPS AVG OBP SLG G AB R H 2B 3B HR RBI BB SO SB CS
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Advanced
XBH TB BB/K BB% K% IBB HBP SF ISO BABIP SW% SM% WHIF% B% S%
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Batted Ball
PA GO/AO GB% AIR% PULL% OPPO% HR/FB GIDP
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LATEST PG SHOWCASE REPORT
2022 14U National Showcase  
Dylan Mamiya is a 2026 OF/LHP/1B with a 5-8 150 lb. frame from Kennewick, WA who attends Kennewick High School. Recorded a 7.34 60-yard dash. Primary outifelder with a medium build. Worked to the ball aggressively in the outfield. Took good angles with quickness to his feet. Showed a confident glove before throwing from a quick and clean release. Up to 76 mph on throws from the outfield. Left-handed hitter and starts from a wide base with a high back elbow and hands. Used an all fields approach and showed best contact to the middle of the field. Secondary left-handed pitcher and pitched exclusivley from the stretch with a leg lift to waist level. Created good angle on the fastball and worked up to 79 mph. Pounded the zone and landed his curveball with 11-5 shape.
PG CAREER PROGRESSION
+7 MPH
FB Velo since 04/17/2021
-0.18 SEC
60 Time since 04/17/2021
+9 MPH
OF Velo since 04/17/2021
+9 MPH
Exit Velo since 04/17/2021
+10.04 MPH
Max Barrel Speed since 04/17/2021
+2.85
Impact Momentum since 04/17/2021
+5.90 Gs
Max Acceleration since 04/17/2021
+26 %
Swing Efficiency since 04/17/2021
Best PG Grade: 8
PERCENTILE RANKINGS
CLASS OF 2026 in the recorded year
CATEGORY TOP RESULT CLASS AVG PERCENTILE
FB 80 mph 74 mph
79.39%
60 7.34 sec 7.63 sec
66.30%
10 SPL 1.64 sec 1.76 sec
81.98%
OF 76 mph 76 mph
43.65%
CATEGORIES TOP RESULT CLASS AVG PERCENTILE
Exit Velo 82 mph 76 mph
71.92%
2022 14U National Showcase
Left Handed Hitting

Swing Efficiency™

70%

Exit Velo

82mph

Swing Sequence

The order in which each body segment reaches its peak speed

#1 Pelvis
#2 Arm
#3 Torso
#4 Hand
2021 13U Southwest Showcase
Left Handed Hitting

Swing Efficiency™

44%

Exit Velo

75mph

Swing Sequence

The order in which each body segment reaches its peak speed

#1 Pelvis
#2 Arm
#3 Torso
#4 Hand
CATEGORY TOP RESULT CLASS AVG PERCENTILE
Max Barrel Speed 62.763 mph 59.93 mph
65.61%
Impact Momentum 22.752 22.14
57.26%
Max Acceleration 31.337 g's 29.28 g's
67.23%
BEST SINGLE GAME STATS
BATTING STATSLAST OCCURRENCE
At bats: 3 Jun 09, 2024 vs. New Level Baseball 15u Raven/Landry
Runs: 2 Jun 09, 2024 vs. New Level Baseball 15u Raven/Landry
Hits: 2 Apr 09, 2022 vs. NW Futures 14u Select
RBI's: 4 Jan 22, 2022 vs. Az Generals
Doubles: 1 Apr 09, 2022 vs. NW Futures 14u Select
Triples: 1 Jan 22, 2022 vs. Az Generals
Home runs: 1 Jun 09, 2024 vs. City Baseball Green
Total bases: 4 Jun 09, 2024 vs. City Baseball Green
Walks: 3 Nov 20, 2021 vs. Louisiana/ Mississippi
SAC flies: 1 Jun 08, 2024 vs. Bulldogs Miller
Stolen bases: 3 Jun 09, 2024 vs. New Level Baseball 15u Raven/Landry
Hit by pitch: 1 Jun 09, 2024 vs. City Baseball Green
PITCHING STATSLAST OCCURRENCE
Inn. pitched: 3.1 Aug 15, 2021 vs. 2-Columbia
Runs allowed: 0 Jul 30, 2022 vs. 22-Royal
Earned runs: 0 Jul 30, 2022 vs. 22-Royal
Hits allowed: 0 Jul 30, 2022 vs. 22-Royal
Strikeouts: 5 Aug 15, 2021 vs. 2-Columbia
Walks allowed: 0 Jul 30, 2022 vs. 22-Royal