Yainer Diaz

Yainer Diaz

25-Year-Old CatcherC
Houston Astros
2024 Fantasy Outlook
Despite serving as the No. 2 option in Houston behind Martin Maldonado, Diaz cracked 23 homers and finished as a top-12 fantasy catcher last season. Diaz slashed .282/.308/.538 and Statcast says he actually underperformed in regards to batting average and slugging -- his .287 xBA and .546 xSLG both ranked in the top eight percent of the league. Diaz is not particularly interested in taking walks (2.9 BB%) and his chase rate leaves open some questions about the sustainability of his contact. Further, Diaz's 21.9% HR/FB seems destined to fall, even with the boost provided by the Crawford Boxes. That being said, the Astros have already committed to Diaz being "the main guy" in 2024, and any giveback in the rate stats should in theory be softened by an increase in playing time. He wasn't a big name when he was traded in 2021, but fast forward a few years and Diaz is looking like a key piece on a championship-caliber ballclub. Read Past Outlooks
RANKSFrom Preseason
#104
ADP
$Signed a one-year contract with the Astros in March of 2024.
Tallies ninth RBI
CHouston Astros
April 19, 2024
Diaz went 2-for-4 with a double, an RBI and a run scored Friday against the Nationals.
ANALYSIS
Diaz got the scoring started for Houston with an RBI double in the second inning before coming around to score. Friday's effort marked his fourth multi-hit performance in his last 10 games, during which he's gone 12-for-41 with five RBI and five runs scored.
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Batting Stats
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2024
2023
2022
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2023 MLB Game Log
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2022 MLB Game Log
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Batting Order Slot Breakdown
vs Right-Handed Pitchers
vs RHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
2
11
vs Left-Handed Pitchers
vs LHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
1
4
2
Left/Right Batting Splits
Since 2022
 
 
+35%
OPS vs RHP
2024
 
 
+15%
OPS vs LHP
2023
 
 
+50%
OPS vs RHP
2022
 
 
-100%
OPS vs RHP
OPS PA R HR RBI SB AVG OBP SLG
Since 2022vs Left .662 131 15 4 13 0 .234 .267 .395
Since 2022vs Right .897 341 45 22 57 0 .302 .331 .566
2024vs Left .885 26 2 1 4 0 .333 .385 .500
2024vs Right .770 60 7 2 5 0 .291 .333 .436
2023vs Left .620 103 13 3 9 0 .214 .243 .378
2023vs Right .931 274 38 20 51 0 .307 .332 .599
2022vs Left .000 2 0 0 0 0 .000 .000 .000
2022vs Right .619 7 0 0 1 0 .167 .286 .333
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Home/Away Batting Splits
Since 2022
 
 
+36%
OPS at Home
2024
 
 
+28%
OPS at Home
2023
 
 
+37%
OPS at Home
2022
 
 
-100%
OPS on Road
OPS PA R HR RBI SB AVG OBP SLG
Since 2022Home .948 252 36 16 40 0 .329 .357 .591
Since 2022Away .698 220 24 10 30 0 .229 .264 .434
2024Home .873 56 6 2 5 0 .340 .393 .480
2024Away .680 30 3 1 4 0 .241 .267 .414
2023Home .972 195 30 14 35 0 .328 .349 .624
2023Away .708 182 21 9 25 0 .231 .264 .444
2022Home .000 1 0 0 0 0 .000 .000 .000
2022Away .536 8 0 0 1 0 .143 .250 .286
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Stat Review
How does Yainer Diaz compare to other hitters?
This section compares his stats with all batting seasons from the previous three seasons (minimum 400 plate appearances)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity and Barrels/PA % are benchmarked against 2019 data (min 400 PA) and Hard Hit Rate is benchmarked against last season's data (min 400 PA). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • BB/K
    Walk to strikeout ratio
  • BB Rate
    The percentage of plate appearances resulting in a walk.
  • K Rate
    The percentage of plate appearances resulting in a strikeout.
  • BABIP
    Batting average on balls in play. Measures how many of a batter’s balls in play go for hits.
  • ISO
    Isolated Power. Slugging percentage minus batting average. A computation used to measure a batter's raw power.
  • AVG
    Batting average. Hits divided by at bats.
  • OBP
    On Base Percentage. A measure of how often a batters reaches base. Roughly equal to number of times on base divided by plate appearances.
  • SLG
    Slugging Percentage. A measure of the batting productivity of a hitter. It is calculated as total bases divided by at bats.
  • OPS
    On base plus slugging. THe sum of a batter's on-base percentage and slugging percentage.
  • wOBA
    Weighted on-base average. Measures a player's overall offensive contributions per plate appearance. wOBA combines all the different aspects of hitting into one metric, weighting each of them in proportion to their actual run value.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Hard Hit Rate
    A measure of contact quality from Sports Info Solutions. This stat explains what percentage of batted balls were hit hard vs. medium or soft.
  • Barrels/PA
    The percentage of plate appearances where a batter had a batted ball classified as a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Expected BA
    Expected Batting Average.
  • Expected SLG
    Expected Slugging Percentage.
  • Sprint Speed
    The speed of a runner from home to first, in feet per second.
  • Ground Ball %
    The percentage of balls put in play that are on the ground.
  • Line Drive %
    The percentage of balls put in play that are line drives.
  • Fly Ball %
    The percentage of balls put in play that are fly balls.
BB/K
0.55
 
BB Rate
7.3%
 
K Rate
13.4%
 
BABIP
.306
 
ISO
.147
 
AVG
.293
 
OBP
.341
 
SLG
.440
 
OPS
.781
 
wOBA
.343
 
Exit Velocity
90.8 mph
 
Hard Hit Rate
30.8%
 
Barrels/PA
3.5%
 
Expected BA
.263
 
Expected SLG
.423
 
Sprint Speed
23.1 ft/sec
 
Ground Ball %
61.5%
 
Line Drive %
12.3%
 
Fly Ball %
26.2%
 
Prospect Rankings History
Advanced Batting Stats
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Additional Stats
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Defensive Stats
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Batted Ball Stats
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Stats Vs Upcoming Pitchers
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Recent RotoWire Articles Featuring Yainer Diaz See More
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18 days ago
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Latest Fantasy Rumors
In line for primary catcher job
CHouston Astros
November 1, 2023
Diaz is expected to take over as the Astros' primary catcher in 2024, Brian McTaggart of MLB.com reports.
ANALYSIS
Martin Maldonado is an impending free agent, and while Maldonado returning as a backup "can't be ruled out," per McTaggart, Diaz is expected to take over as the starter behind the plate. Diaz, 25, experienced a breakout this season in a part-time role, posting an .846 OPS with 23 homers over 377 plate appearances. He'll be a prime fantasy target in 2024 with an elevated role.
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2023 Fantasy Outlook
Diaz is a good enough hitter that he should get backup catcher work this season and beyond. It will be his defensive development that determines whether he becomes a workhorse behind the plate. On lesser teams, he might get work at first base and designated hitter in addition to catcher, but those starts should be few and far between when the Astros are fully healthy. The one major flaw in Diaz's offensive game is how frequently (38% in the minors) he chases pitches out of the zone. He hit .306/.356/.542 with a 31.3 Hard% and 25 home runs in 105 games between Double-A and Triple-A. Despite his propensity to chase, Diaz logged a stellar 17.8 K% at Triple-A, but walked just 5.9% of the time. Diaz was age-appropriate for a catcher in the upper levels.
More Fantasy News
Homers in loss
CHouston Astros
April 11, 2024
Diaz went 2-for-5 with a solo home run in Thursday's 13-3 loss to the Royals.
ANALYSIS
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Hits bench Monday
CHouston Astros
April 8, 2024
Diaz is out of the lineup for Monday's game against the Rangers, Brian McTaggart of MLB.com reports.
ANALYSIS
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Heater continues
CHouston Astros
April 1, 2024
Diaz went 2-for-4 with two solo home runs in Monday's win over the Blue Jays.
ANALYSIS
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Focused on defensive work
CHouston Astros
March 2, 2024
Diaz is focused on familiarizing himself with the Astros' pitching staff during spring training, Brian McTaggart of MLB.com reports.
ANALYSIS
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Will be starting catcher in 2024
CHouston Astros
November 3, 2023
Astros general manager Dana Brown confirmed in an interview with Randy McIlvoy of KPRC 2 Houston on Thursday that Diaz "will be the main guy" next season at catcher.
ANALYSIS
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