Justin Slaten or Zack Kelly

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Justin Slaten or Zack Kelly Player Statistics
	Justin Slaten RP - BOS	Zack Kelly SP,RP - BOS
2026 Stats


Games Played	36	17

Games Started	0	0

Innings Pitched	31.1	16.1

Wins	2	0

Losses	4	2

Saves	0	0

Blown Saves	1	1

Holds	17	3

Hits Allowed	35	14

Earned Runs	16	6

Home Runs Allowed	4	1

Strikeouts	39	14

Walks	8	7

ERA	4.60	3.31

WHIP	1.37	1.29

Justin Slaten or Zack Kelly Player Projections
	Justin Slaten RP - BOS	Zack Kelly SP,RP - BOS
2026 Projections


Games Played	54	51

Games Started	0	0

Innings Pitched	57.2	54.0

Wins	4	3

Losses	3	3

Saves	1	0

Blown Saves	1	0

Holds	12	9

Hits Allowed	53	50

Earned Runs	26	28

Home Runs Allowed	7	7

Strikeouts	54	53

Walks	19	25

ERA	4.14	4.59

WHIP	1.25	1.38

Justin Slaten or Zack Kelly Player Notes
	Justin Slaten RP - BOS	Zack Kelly SP,RP - BOS
News
	Justin Slaten had an MRI returned that showed no structural damage. Ari Koslow Tue, Aug 18th	The Red Sox placed Zack Kelly on the 60-day injured list. Ari Koslow Tue, Jul 21st
	Red Sox interim manager Chad Tracy said Justin Slaten underwent an MRI on Monday. Ari Koslow Mon, Aug 17th	The Red Sox officially optioned Zack Kelly to Triple-A. Ari Koslow Fri, May 22nd
	The Red Sox placed RHP Justin Slaten on the 15-day injured list with right elbow inflammation. Ari Koslow Sun, Aug 16th	The Red Sox optioned Zack Kelly to Triple-A Worcester. Ari Koslow Thu, May 21st
	Slaten has now allowed four runs twice in his last four appearances. He had held left-handed hitters to just one hit and one walk over 23 plate appearances entering Sunday before Cody Bellinger homered to break a 1-1 tie after Slaten had struck out the first two batters he faced, including Ben Rice. Bruno Mulé Mon, Jun 8th	Zack Kelly has been called up from Triple-A. Vince DiSilvio Fri, Apr 3rd
	The Red Sox activated Justin Slaten from the injured list. Ari Koslow Sat, May 9th	The Red Sox optioned RHP Zack Kelly to Triple-A Worcester. Ari Koslow Mon, Mar 23rd
Notes
There are no recent notes for these players

Justin Slaten or Zack Kelly Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Justin Slaten RP - BOS			Zack Kelly SP,RP - BOS
Thu, Mar 26th	@ CIN	Andrew Abbott (6-10)	#90	@ CIN	Andrew Abbott (6-10)	#90
Sat, Mar 28th	@ CIN	Brady Singer (5-12)	#223	@ CIN	Brady Singer (5-12)	#223
Sun, Mar 29th	@ CIN	Rhett Lowder (6-8)	#219	@ CIN	Rhett Lowder (6-8)	#219
Mon, Mar 30th	@ HOU	Lance McCullers Jr. (2-3)		@ HOU	Lance McCullers Jr. (2-3)
Tue, Mar 31st	@ HOU	Hunter Brown (4-3)	#26	@ HOU	Hunter Brown (4-3)	#26
Wed, Apr 1st	@ HOU	Mike Burrows (4-9)	#182	@ HOU	Mike Burrows (4-9)	#182
Fri, Apr 3rd	vs SD	Michael King (8-9)	#55	vs SD	Michael King (8-9)	#55
Sat, Apr 4th	vs SD	Randy Vasquez (10-6)	#252	vs SD	Randy Vasquez (10-6)	#252
Sun, Apr 5th	vs SD	Walker Buehler (8-6)	#212	vs SD	Walker Buehler (8-6)	#212
Mon, Apr 6th	vs MIL	Brandon Woodruff (2-2)		vs MIL	Brandon Woodruff (2-2)
Tue, Apr 7th	vs MIL	Jacob Misiorowski (14-5)	#6	vs MIL	Jacob Misiorowski (14-5)	#6
Wed, Apr 8th	vs MIL	Shane Drohan (7-5)	#115	vs MIL	Shane Drohan (7-5)	#115
Fri, Apr 10th	@ STL	Dustin May (6-8)	#44	@ STL	Dustin May (6-8)	#44
Sat, Apr 11th	@ STL	Kyle Leahy (10-4)	#96	@ STL	Kyle Leahy (10-4)	#96
Sun, Apr 12th	@ STL	Andre Pallante (12-6)	#274	@ STL	Andre Pallante (12-6)	#274
Mon, Apr 13th	@ MIN	Bailey Ober (7-4)	#108	@ MIN	Bailey Ober (7-4)	#108
Tue, Apr 14th	@ MIN	Mick Abel (1-2)		@ MIN	Mick Abel (1-2)
Wed, Apr 15th	@ MIN	Simeon Woods Richardson (2-7)	#358	@ MIN	Simeon Woods Richardson (2-7)	#358
Fri, Apr 17th	vs DET	Casey Mize (5-8)	#41	vs DET	Casey Mize (5-8)	#41
Sat, Apr 18th	vs DET	Tarik Skubal (8-7)	#2	vs DET	Tarik Skubal (8-7)	#2
Sun, Apr 19th	vs DET	Framber Valdez (8-9)	#45	vs DET	Framber Valdez (8-9)	#45
Mon, Apr 20th	vs DET	Jack Flaherty (3-8)	#101	vs DET	Jack Flaherty (3-8)	#101
Tue, Apr 21st	vs NYY	Luis Gil (1-2)	#408	vs NYY	Luis Gil (1-2)	#408
Wed, Apr 22nd	vs NYY	Max Fried (4-4)	#17	vs NYY	Max Fried (4-4)	#17
Thu, Apr 23rd	vs NYY	Cam Schlittler (12-6)	#14	vs NYY	Cam Schlittler (12-6)	#14
Fri, Apr 24th	@ BAL	Brandon Young (9-3)	#167	@ BAL	Brandon Young (9-3)	#167
Sat, Apr 25th	@ BAL	Trevor Rogers (9-9)	#56	@ BAL	Trevor Rogers (9-9)	#56
Sun, Apr 26th	@ BAL	Kyle Bradish (7-12)	#53	@ BAL	Kyle Bradish (7-12)	#53
Mon, Apr 27th	@ TOR	Dylan Cease (9-5)	#10	@ TOR	Dylan Cease (9-5)	#10
Tue, Apr 28th	@ TOR	Trey Yesavage (5-5)	#222	@ TOR	Trey Yesavage (5-5)	#222
Wed, Apr 29th	@ TOR	Eric Lauer (8-6)	#227	@ TOR	Eric Lauer (8-6)	#227
Fri, May 1st	vs HOU	Mike Burrows (4-9)	#182	vs HOU	Mike Burrows (4-9)	#182
Sat, May 2nd	vs HOU	Spencer Arrighetti (7-7)	#200	vs HOU	Spencer Arrighetti (7-7)	#200
Sun, May 3rd	vs HOU	Cody Bolton (0-1)	#375	vs HOU	Cody Bolton (0-1)	#375
Mon, May 4th	@ DET	Tyler Holton (1-5)	#91	@ DET	Tyler Holton (1-5)	#91
Tue, May 5th	@ DET	Framber Valdez (8-9)	#45	@ DET	Framber Valdez (8-9)	#45
Wed, May 6th	@ DET	Jack Flaherty (3-8)	#101	@ DET	Jack Flaherty (3-8)	#101
Thu, May 7th	vs TB	Griffin Jax (6-9)	#86	vs TB	Griffin Jax (6-9)	#86
Fri, May 8th	vs TB	Jesse Scholtens (5-3)	#261	vs TB	Jesse Scholtens (5-3)	#261
Sun, May 10th	vs TB	Nick Martinez (13-4)	#71	vs TB	Nick Martinez (13-4)	#71
Tue, May 12th	vs PHI	Zack Wheeler (10-5)	#12	vs PHI	Zack Wheeler (10-5)	#12
Wed, May 13th	vs PHI	Andrew Painter (3-8)	#198	vs PHI	Andrew Painter (3-8)	#198
Thu, May 14th	vs PHI	Jesus Luzardo (12-5)	#9	vs PHI	Jesus Luzardo (12-5)	#9
Fri, May 15th	@ ATL	Spencer Strider (4-2)	#315	@ ATL	Spencer Strider (4-2)	#315
Sat, May 16th	@ ATL	Bryce Elder (8-7)	#187	@ ATL	Bryce Elder (8-7)	#187
Sun, May 17th	@ ATL	Grant Holmes (9-5)	#196	@ ATL	Grant Holmes (9-5)	#196
Mon, May 18th	@ KC	Seth Lugo (6-7)	#155	@ KC	Seth Lugo (6-7)	#155
Tue, May 19th	@ KC	Bailey Falter (0-2)		@ KC	Bailey Falter (0-2)
Wed, May 20th	@ KC	Michael Wacha (8-8)	#69	@ KC	Michael Wacha (8-8)	#69
Fri, May 22nd	vs MIN	Connor Prielipp (3-7)	#81	vs MIN	Connor Prielipp (3-7)	#81
Sat, May 23rd	vs MIN	Taj Bradley (9-6)	#40	vs MIN	Taj Bradley (9-6)	#40
Sun, May 24th	vs MIN	Bailey Ober (7-4)	#108	vs MIN	Bailey Ober (7-4)	#108
Tue, May 26th	vs ATL	Spencer Strider (4-2)	#315	vs ATL	Spencer Strider (4-2)	#315
Wed, May 27th	vs ATL	Bryce Elder (8-7)	#187	vs ATL	Bryce Elder (8-7)	#187
Thu, May 28th	vs ATL	Chris Sale (13-9)	#4	vs ATL	Chris Sale (13-9)	#4
Fri, May 29th	@ CLE	Slade Cecconi (4-7)	#130	@ CLE	Slade Cecconi (4-7)	#130
Sat, May 30th	@ CLE	Parker Messick (10-8)	#32	@ CLE	Parker Messick (10-8)	#32
Sun, May 31st	@ CLE	Tanner Bibee (5-14)	#46	@ CLE	Tanner Bibee (5-14)	#46
Tue, Jun 2nd	vs BAL	Shane Baz (5-14)	#64	vs BAL	Shane Baz (5-14)	#64
Wed, Jun 3rd	vs BAL	Chris Bassitt (5-4)	#110	vs BAL	Chris Bassitt (5-4)	#110
Thu, Jun 4th	vs BAL	Trevor Rogers (9-9)	#56	vs BAL	Trevor Rogers (9-9)	#56
Fri, Jun 5th	@ NYY	Ryan Weathers (5-8)	#233	@ NYY	Ryan Weathers (5-8)	#233
Sun, Jun 7th	@ NYY	Cam Schlittler (12-6)	#14	@ NYY	Cam Schlittler (12-6)	#14
Mon, Jun 8th	@ TB	Ian Seymour (9-5)	#66	@ TB	Ian Seymour (9-5)	#66
Tue, Jun 9th	@ TB	Nick Martinez (13-4)	#71	@ TB	Nick Martinez (13-4)	#71
Wed, Jun 10th	@ TB	Drew Rasmussen (14-5)	#15	@ TB	Drew Rasmussen (14-5)	#15
Fri, Jun 12th	vs TEX	Jack Leiter (3-7)	#229	vs TEX	Jack Leiter (3-7)	#229
Sat, Jun 13th	vs TEX	Jacob deGrom (9-9)	#7	vs TEX	Jacob deGrom (9-9)	#7
Sun, Jun 14th	vs TEX	Nathan Eovaldi (10-9)	#80	vs TEX	Nathan Eovaldi (10-9)	#80
Tue, Jun 16th	vs TOR	Dylan Cease (9-5)	#10	vs TOR	Dylan Cease (9-5)	#10
Wed, Jun 17th	vs TOR	Braydon Fisher (3-4)	#143	vs TOR	Braydon Fisher (3-4)	#143
Thu, Jun 18th	vs TOR	Trey Yesavage (5-5)	#222	vs TOR	Trey Yesavage (5-5)	#222
Fri, Jun 19th	@ SEA	Bryce Miller (4-8)	#73	@ SEA	Bryce Miller (4-8)	#73
Sat, Jun 20th	@ SEA	Emerson Hancock (7-8)	#65	@ SEA	Emerson Hancock (7-8)	#65
Sun, Jun 21st	@ SEA	Logan Gilbert (11-7)	#13	@ SEA	Logan Gilbert (11-7)	#13
Mon, Jun 22nd	@ COL	Ryan Feltner (5-8)	#435	@ COL	Ryan Feltner (5-8)	#435
Tue, Jun 23rd	@ COL	Sean Sullivan (0-3)	#425	@ COL	Sean Sullivan (0-3)	#425
Wed, Jun 24th	@ COL	Kyle Freeland (4-10)	#419	@ COL	Kyle Freeland (4-10)	#419
Thu, Jun 25th	vs NYY	Cam Schlittler (12-6)	#14	vs NYY	Cam Schlittler (12-6)	#14
Fri, Jun 26th	vs NYY	Will Warren (8-6)	#57	vs NYY	Will Warren (8-6)	#57
Sat, Jun 27th	vs NYY	Gerrit Cole (7-7)	#19	vs NYY	Gerrit Cole (7-7)	#19
Sun, Jun 28th	vs NYY	Carlos Rodon (4-3)	#42	vs NYY	Carlos Rodon (4-3)	#42
Mon, Jun 29th	vs WSH	Miles Mikolas (3-9)		vs WSH	Miles Mikolas (3-9)
Tue, Jun 30th	vs WSH	Cade Cavalli (12-5)	#61	vs WSH	Cade Cavalli (12-5)	#61
Wed, Jul 1st	vs WSH	Brad Lord (5-2)	#161	vs WSH	Brad Lord (5-2)	#161
Fri, Jul 3rd	@ LAA	Reid Detmers (4-8)	#39	@ LAA	Reid Detmers (4-8)	#39
Sat, Jul 4th	@ LAA	Sam Aldegheri (3-4)	#428	@ LAA	Sam Aldegheri (3-4)	#428
Sun, Jul 5th	@ LAA	Ryan Johnson (3-7)	#216	@ LAA	Ryan Johnson (3-7)	#216
Tue, Jul 7th	@ CWS	Noah Schultz (3-9)	#382	@ CWS	Noah Schultz (3-9)	#382
Wed, Jul 8th	@ CWS	Davis Martin (9-6)	#121	@ CWS	Davis Martin (9-6)	#121
Thu, Jul 9th	@ CWS	Anthony Kay (9-6)	#173	@ CWS	Anthony Kay (9-6)	#173
Fri, Jul 10th	@ NYM	Nolan McLean (10-8)	#33	@ NYM	Nolan McLean (10-8)	#33
Sat, Jul 11th	@ NYM	Freddy Peralta (6-11)	#38	@ NYM	Freddy Peralta (6-11)	#38
Sun, Jul 12th	@ NYM	Zac Thornton (3-4)	#137	@ NYM	Zac Thornton (3-4)	#137
Fri, Jul 17th	vs TB	Mason Englert (0-3)	#225	vs TB	Mason Englert (0-3)	#225
Sat, Jul 18th	vs TB	Ian Seymour (9-5)	#66	vs TB	Ian Seymour (9-5)	#66
Sun, Jul 19th	vs TB	Shane McClanahan (10-6)	#52	vs TB	Shane McClanahan (10-6)	#52
Mon, Jul 20th	vs BAL	Shane Baz (5-14)	#64	vs BAL	Shane Baz (5-14)	#64
Wed, Jul 22nd	vs BAL	Kyle Bradish (7-12)	#53	vs BAL	Kyle Bradish (7-12)	#53
Fri, Jul 24th	vs TOR	Trey Yesavage (5-5)	#222	vs TOR	Trey Yesavage (5-5)	#222
Sat, Jul 25th	vs TOR	Dylan Cease (9-5)	#10	vs TOR	Dylan Cease (9-5)	#10
Sun, Jul 26th	vs TOR	Kevin Gausman (8-11)	#23	vs TOR	Kevin Gausman (8-11)	#23
Mon, Jul 27th	@ ATH	Jack Perkins (3-10)	#138	@ ATH	Jack Perkins (3-10)	#138
Tue, Jul 28th	@ ATH	Gage Jump (6-8)	#72	@ ATH	Gage Jump (6-8)	#72
Wed, Jul 29th	@ ATH	Jacob Lopez (5-4)	#175	@ ATH	Jacob Lopez (5-4)	#175
Thu, Jul 30th	@ ATH	Mason Barnett (1-4)	#434	@ ATH	Mason Barnett (1-4)	#434
Fri, Jul 31st	@ LAD	Edgardo Henriquez		@ LAD	Edgardo Henriquez
Sat, Aug 1st	@ LAD	Yoshinobu Yamamoto (12-8)	#8	@ LAD	Yoshinobu Yamamoto (12-8)	#8
Sun, Aug 2nd	@ LAD	Emmet Sheehan (4-8)	#106	@ LAD	Emmet Sheehan (4-8)	#106
Tue, Aug 4th	vs CWS	Davis Martin (9-6)	#121	vs CWS	Davis Martin (9-6)	#121
Wed, Aug 5th	vs CWS	Sean Burke (7-6)	#78	vs CWS	Sean Burke (7-6)	#78
Thu, Aug 6th	vs CWS	Luis Castillo (4-10)	#97	vs CWS	Luis Castillo (4-10)	#97
Fri, Aug 7th	vs ATH	Jack Perkins (3-10)	#138	vs ATH	Jack Perkins (3-10)	#138
Sat, Aug 8th	vs ATH	Gage Jump (6-8)	#72	vs ATH	Gage Jump (6-8)	#72
Sun, Aug 9th	vs ATH	J.T. Ginn (9-8)	#193	vs ATH	J.T. Ginn (9-8)	#193
Mon, Aug 10th	@ TOR	Jameson Taillon (2-6)	#179	@ TOR	Jameson Taillon (2-6)	#179
Tue, Aug 11th	@ TOR	Dylan Cease (9-5)	#10	@ TOR	Dylan Cease (9-5)	#10
Wed, Aug 12th	@ TOR	Jose Soriano (11-7)	#36	@ TOR	Jose Soriano (11-7)	#36
Thu, Aug 13th	@ TOR	Max Scherzer (1-7)	#149	@ TOR	Max Scherzer (1-7)	#149
Fri, Aug 14th	@ PIT	Bubba Chandler (6-9)	#116	@ PIT	Bubba Chandler (6-9)	#116
Sat, Aug 15th	@ PIT	Jared Jones (2-6)	#63	@ PIT	Jared Jones (2-6)	#63
Sun, Aug 16th	@ PIT	Lake Bachar (1-3)	#248	@ PIT	Lake Bachar (1-3)	#248
Mon, Aug 17th	vs ARI	Mitch Bratt (1-3)	#287	vs ARI	Mitch Bratt (1-3)	#287
Tue, Aug 18th	vs ARI	Merrill Kelly (9-12)	#129	vs ARI	Merrill Kelly (9-12)	#129
Wed, Aug 19th	vs ARI	Brandon Pfaadt (7-1)	#76	vs ARI	Brandon Pfaadt (7-1)	#76
Fri, Aug 21st	vs SF	Logan Webb (8-8)	#21	vs SF	Logan Webb (8-8)	#21
Sat, Aug 22nd	vs SF	Blade Tidwell (0-1)	#184	vs SF	Blade Tidwell (0-1)	#184
Sun, Aug 23rd	vs SF	Matt Wilkinson (0-2)	#191	vs SF	Matt Wilkinson (0-2)	#191
Mon, Aug 24th	@ MIA	Sandy Alcantara (13-8)	#59	@ MIA	Sandy Alcantara (13-8)	#59
Tue, Aug 25th	@ MIA	Tyler Phillips (3-6)	#236	@ MIA	Tyler Phillips (3-6)	#236
Wed, Aug 26th	@ MIA	Ryan Gusto (1-3)	#154	@ MIA	Ryan Gusto (1-3)	#154
Fri, Aug 28th	@ NYY	Cam Schlittler (12-6)	#14	@ NYY	Cam Schlittler (12-6)	#14
Sat, Aug 29th	@ NYY	Max Fried (4-4)	#17	@ NYY	Max Fried (4-4)	#17
Sun, Aug 30th	@ NYY	Will Warren (8-6)	#57	@ NYY	Will Warren (8-6)	#57
Mon, Aug 31st	vs SEA	George Kirby (9-10)	#24	vs SEA	George Kirby (9-10)	#24
Tue, Sep 1st	vs SEA	Bryan Woo (9-9)	#11	vs SEA	Bryan Woo (9-9)	#11
Wed, Sep 2nd	vs SEA	Emerson Hancock (7-8)	#65	vs SEA	Emerson Hancock (7-8)	#65
Thu, Sep 3rd	@ BAL	Shane Baz (5-14)	#64	@ BAL	Shane Baz (5-14)	#64
Fri, Sep 4th	@ BAL	Chris Bassitt (5-4)	#110	@ BAL	Chris Bassitt (5-4)	#110
Sat, Sep 5th	@ BAL	Kyle Bradish (7-12)	#53	@ BAL	Kyle Bradish (7-12)	#53
Sun, Sep 6th	@ BAL	Trevor Rogers (9-9)	#56	@ BAL	Trevor Rogers (9-9)	#56
Mon, Sep 7th	vs LAA	George Klassen (2-2)	#230	vs LAA	George Klassen (2-2)	#230
Tue, Sep 8th	vs LAA	Walbert Urena (8-9)	#243	vs LAA	Walbert Urena (8-9)	#243
Wed, Sep 9th	vs LAA			vs LAA
Fri, Sep 11th	vs KC			vs KC
Sat, Sep 12th	vs KC			vs KC
Sun, Sep 13th	vs KC			vs KC
Tue, Sep 15th	@ TEX			@ TEX
Wed, Sep 16th	@ TEX			@ TEX
Thu, Sep 17th	@ TEX			@ TEX
Fri, Sep 18th	@ TB			@ TB
Sat, Sep 19th	@ TB			@ TB
Sun, Sep 20th	@ TB			@ TB
Tue, Sep 22nd	vs CLE			vs CLE
Wed, Sep 23rd	vs CLE			vs CLE
Thu, Sep 24th	vs CLE			vs CLE
Fri, Sep 25th	vs CHC			vs CHC
Sat, Sep 26th	vs CHC			vs CHC
Sun, Sep 27th	vs CHC			vs CHC