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Yainer Diaz or Chandler Simpson

Who Should I Start? - Week 14 • Start New
Yainer Diaz

Yainer Diaz

CHouston Astros HOU
Chandler Simpson

Chandler Simpson

LFTampa Bay Rays TB
OR
🔓 EXPERT ANALYSIS

Owners starting Diaz over Simpson

 
 
 
 
START BOTH START BENCH BOTH BN

Includes Detailed Projections

Outlook Yainer Diaz

Yainer Diaz returns from the injured list to boost the Astros' lineup

Yainer Diaz is back after being activated from the injured list on June 16th, immediately making an impact by drawing a walk and securing a hit. The fourth-place Astros, currently sitting at 35-41, are eager to have his bat back in the lineup, especially with key players like Carlos Correa sidelined. Despite Christian Vázquez currently holding the top spot on the depth chart, Diaz should quickly reclaim his role as the primary option behind the plate.

Before the injury, Diaz was off to a quiet start in 2026, batting .250 with two home runs through 27 games. However, our season models project a strong rest-of-season bounce-back, expecting him to finish near a .270 batting average with 14 home runs and 63 RBIs over 492 at-bats. Given his track record of consecutive 16+ home run seasons, including a stellar .299 average in 2024, his early slump is likely a fluke and his power should return.

The Astros have a three-game home weekend series remaining against the Guardians. Diaz will face Tanner Bibee on Friday before getting highly favorable matchups against Joey Cantillo and Slade Cecconi, both of whom carry WHIPs over 1.40. With these generous matchups on tap and Diaz fresh off the injured list, fantasy managers should immediately slot him back into active lineups. Verdict: Start.

Updated 1 day ago

Latest News Yainer Diaz
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🔓 EXPERT ANALYSIS

Owners starting Simpson over Diaz

 
 
 
 
START BOTH START BENCH BOTH BN

Includes Detailed Projections

Outlook Chandler Simpson

Chandler Simpson's Elite Speed Tool on Ice Amid Deep Slump

Chandler Simpson is in a massive slump, batting just .105 over his last seven days and going over a month without a stolen base. Despite his struggles, he remains the starting left fielder for the second-place Rays (41-30) as they look to break a three-game losing streak. His everyday role is secure for now, especially with teammate Jonny DeLuca currently on the injured list.

This brutal cold spell is a major departure from Simpson's baseline, as our models still project him to hit .282 with 45 stolen bases rest of season. His .165 average over the last 30 days is a clear statistical outlier compared to his career .297 mark. Fantasy managers should exercise patience rather than dropping him, but he belongs on fantasy benches until his elite speed tool resurfaces.

Tampa Bay finishes the week with three home games against Washington, featuring decent matchups against Cade Cavalli (3.98 ERA) and the vulnerable Miles Mikolas (5.21 ERA). However, with Simpson's bat completely frozen, it is impossible to start him with any confidence in weekly lineups. Sit him for now and wait for a spark.

Updated 1 day ago

Latest News Chandler Simpson
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Performance Yainer Diaz
Fantasy Chart Loading...

AVG HR RBI R OBP SLG SB GP
.333001.5000.33301
Season stats based on the past 7 days

AVG HR RBI R OBP SLG SB GP
.333001.5000.33301
Season stats based on the past 14 days
Performance Chandler Simpson
Fantasy Chart Loading...

AVG HR RBI R OBP SLG SB GP
.105021.1500.10506
Season stats based on the past 7 days

AVG HR RBI R OBP SLG SB GP
.080022.1480.080011
Season stats based on the past 14 days
Next Up Own/Start Comparison
OWN/START Yainer Diaz
OWN
35%
-0.09 compared to last week
START
15%
+7.45 compared to last week
OWN/START Chandler Simpson
OWN
56%
-5.19 compared to last week
START
34%
+1.96 compared to last week
Next Up Consensus Rankings
Expert Consensus Yainer Diaz
17th
Average Ranking of Fantasy Experts
Expert Consensus Chandler Simpson
56th
Average Ranking of Fantasy Experts
Next Up Player Breakdowns
Breakdown Yainer Diaz

    Overview

  • Experts rank this player at 17th among C's. Based on his stats from the past 60 days, he is currently ranked 59th.
  • The current leader among C's is Liam Hicks
  • He is in a heck of a slump. If he is star player then he should rebound.
  • In the past two weeks he has had an awful lot of time off. Either he isn't an every day player or he is coming back from an injury of some sort. I suggest checking out his news page to get a closer look.
  • Trending Batting Stats

  • Top 50 in BABIP (Batting Average on Balls In Play) with 0.368 and is currently ranked 46th
  • Top 10 in batting average with 0.333 and is currently ranked 10th
  • Not overly impressive with on base percentage currently ranked 126th with 0.348
  • Top 100 in slugging percentage and is currently ranked 77th with 0.489
  • Top 100 in on base plus slugging and is currently ranked 85th with 0.837
  • Not too impressive and is currently ranked 461st in RBI with 5
  • Not too impressive and is currently ranked 511th in runs scored with 4
  • His average points in the past two weeks have increased by 1.3 PPG.
  • At this point in the season his numbers compared to last years: AVG: +0.006, OBP: +0.001, HRs: -7, RBI: -16, Runs: -21, Wlks: -6, Stls: EVEN,
Breakdown Chandler Simpson

    Overview

  • Experts rank this player at 57th among OF's. Based on his stats from the past 60 days, he is currently ranked 50th.
  • The current leader among OF's is Juan Soto
  • He is putting up better numbers than the experts expected him to.
  • Trending Batting Stats

  • Ranked 327th in BABIP (Batting Average on Balls In Play) with 0.258
  • Ranked 306th in batting average with 0.223
  • Not overly impressive with on base percentage currently ranked 361st with 0.269
  • Not too impressive with slugging percentage currently ranked 416th with 0.269
  • Not too impressive with on base plus slugging currently ranked 409th with 0.537
  • Not very impressive in steals and is currently ranked 446th with 7
  • Not too impressive and is currently ranked 377th in RBI with 10
  • Not too impressive and is currently ranked 228th in runs scored with 22
  • Slight decline in numbers lately at 1.5 PPG.
  • At this point in the season his numbers compared to last years: AVG: -0.034, OBP: -0.027, HRs: EVEN, RBI: +3, Runs: +15, Wlks: +8, Stls: -5,
Next Up Health Check
Injury Yainer Diaz

No Injury Reported

Injury Chandler Simpson

No Injury Reported

Next Up Matchup Comparison
Matchups Yainer Diaz
DateOpponentResult
Jun 15VS DETKyle FinneganL 3-9
Jun 16VS DETBryan KingW 4-2
Jun 17VS DETPeter LambertW 4-2
Jun 19VS CLETanner Bibee
Jun 20VS CLEJoey Cantillo
Jun 21VS CLESlade Cecconi
AVG HR RBI R OBP SLG SB GP
.273012.3330.36403
Season stats based on this weeks opponents
Matchups Chandler Simpson
DateOpponentResult
Jun 15@LADKyle HurtL 4-3
Jun 16@LADJustin WrobleskiL 1-0
Jun 17@LADShohei OhtaniL 5-4
Jun 19VS WASCade Cavalli
Jun 20VS WASMiles Mikolas
Jun 21VS WASAndrew Alvarez
AVG HR RBI R OBP SLG SB GP
.000000.0000.00003
Season stats based on this weeks opponents
Next Up Ratings Comparison
Rating Yainer Diaz
9.09
FantasySP Player Rating
Rating Chandler Simpson
9.49
FantasySP Player Rating
Next Up Career Comparison
Career Yainer Diaz
YEAR TM GP H HR R RBI SB BB AVG OBP SLG PTS
2022 HOU 3 0 0 0 1 0 1 .000 .125 .000 3
2023 HOU 111 101 23 52 60 0 11 .274 .299 .520 347
2024 HOU 150 177 16 70 84 2 25 .299 .325 .436 483
2025 HOU 143 139 20 56 70 1 20 .256 .285 .417 422
2026 HOU 26 26 2 8 14 0 4 .250 .278 .356 73
ON PACE 55 55 4 17 29 0 8 .250 .278 .356 155
3-YEAR AVG 135 139 20 59 71 1 19 .277 .304 .450 417
Career 433 443 61 186 229 3 61 .274 .302 .442
Career Chandler Simpson
YEAR TM GP H HR R RBI SB BB AVG OBP SLG PTS
2025 TB 106 123 0 53 26 41 20 .297 .326 .348 388
2026 TB 65 66 0 31 14 14 13 .259 .292 .306 199
ON PACE 148 150 0 70 31 31 29 .259 .292 .306 454
3-YEAR AVG 106 123 0 53 26 41 20 .297 .326 .348 388
Career 171 189 0 84 40 55 33 .283 .313 .332
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RECENT DECISIONS

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Matchups

Week 1
ARI @LAC
ATL @PIT
BAL @IND
BUF @HOU
CAR vs CHI
CIN vs TB
CLE @JAC
DAL @NYG
DEN @KC
DET vs NO
GB @MIN
LAR vs SF
LV vs MIA
NE @SEA
NYJ @TEN
PHI vs WAS
Matchup Time Pitchers
ARI vs MIN 09:45 EDT EST Michael Soroka
Connor Prielipp
ATH vs LAA 09:40 EDT EST Jeffrey Springs
Jose Soriano
ATL vs MIL 07:15 EDT EST Martin Perez
Jacob Misiorowski
BAL @LAD 10:10 EDT EST Trey Gibson
Roki Sasaki
BOS @SEA 10:10 EDT EST Ranger Suarez
Bryce Miller
CHC vs TOR 02:20 EDT EST Ben Brown
Kevin Gausman
CHW @DET 06:40 EDT EST Erick Fedde
Tarik Skubal
CIN @NYY 07:05 EDT EST Rhett Lowder
Cam Schlittler
CLE @HOU 08:10 EDT EST Tanner Bibee
Tatsuya Imai
COL vs PIT 08:40 EDT EST Kyle Freeland
Bubba Chandler
KC vs STL 08:15 EDT EST Seth Lugo
Michael McGreevy
MIA vs SF 07:10 EDT EST
Landen Roupp
SD @TEX 08:05 EDT EST Randy Vasquez
Jacob deGrom
TB vs WAS 07:10 EDT EST Griffin Jax
Cade Cavalli
Matchup Time
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Matchup Time
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