Aroldis Chapman or Zack Kelly

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Aroldis Chapman or Zack Kelly Player Statistics
	Aroldis Chapman RP - BOS	Zack Kelly SP,RP - BOS
2026 Stats


Games Played	52	17

Games Started	0	0

Innings Pitched	50.2	16.1

Wins	3	0

Losses	4	2

Saves	34	0

Blown Saves	2	1

Holds	0	3

Hits Allowed	35	14

Earned Runs	11	6

Home Runs Allowed	3	1

Strikeouts	68	14

Walks	23	7

ERA	1.95	3.31

WHIP	1.14	1.29

Aroldis Chapman or Zack Kelly Player Projections
	Aroldis Chapman RP - BOS	Zack Kelly SP,RP - BOS
2026 Projections


Games Played	62	51

Games Started	0	0

Innings Pitched	58.4	54.0

Wins	4	3

Losses	3	3

Saves	30	0

Blown Saves	2	0

Holds	3	9

Hits Allowed	40	50

Earned Runs	19	28

Home Runs Allowed	5	7

Strikeouts	82	53

Walks	25	25

ERA	2.96	4.59

WHIP	1.12	1.38

Aroldis Chapman or Zack Kelly Player Notes
	Aroldis Chapman RP - BOS	Zack Kelly SP,RP - BOS
News
	Red Sox manager Chad Tracy told reporters Aroldis Chapman should be cleared to pitch in the next day or two. Ari Koslow Tue, Sep 22nd	Zack Kelly progressed to throwing live batting practice. Ari Koslow Sun, Sep 13th
	Aroldis Chapman is expected to be available for the Red Sox final homestand this week. Ari Koslow Tue, Sep 22nd	The Red Sox placed Zack Kelly on the 60-day injured list. Ari Koslow Tue, Jul 21st
	Aroldis Chapman was unavailable Thursday because of lat tightness. Ari Koslow Fri, Sep 18th	The Red Sox officially optioned Zack Kelly to Triple-A. Ari Koslow Fri, May 22nd
	Aroldis Chapman struck out two batters while allowing one hit in a scoreless frame to earn the save in Sunday's 3-1 win over the Orioles. Chris Schommer Mon, Sep 7th	The Red Sox optioned Zack Kelly to Triple-A Worcester. Ari Koslow Thu, May 21st
	Aroldis Chapman struck out one batter in a scoreless outing to earn the save in Friday's 1-0 win over the Orioles. Chris Schommer Sat, Sep 5th	Zack Kelly has been called up from Triple-A. Vince DiSilvio Fri, Apr 3rd
Notes
There are no recent notes for these players

Aroldis Chapman or Zack Kelly Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Aroldis Chapman RP - BOS			Zack Kelly SP,RP - BOS
Thu, Mar 26th	@ CIN	Andrew Abbott (6-11)	#138	@ CIN	Andrew Abbott (6-11)	#138
Sat, Mar 28th	@ CIN	Brady Singer (6-15)	#323	@ CIN	Brady Singer (6-15)	#323
Sun, Mar 29th	@ CIN	Rhett Lowder (6-12)	#202	@ CIN	Rhett Lowder (6-12)	#202
Mon, Mar 30th	@ HOU	Lance McCullers Jr. (2-3)		@ HOU	Lance McCullers Jr. (2-3)
Tue, Mar 31st	@ HOU	Hunter Brown (6-3)	#20	@ HOU	Hunter Brown (6-3)	#20
Wed, Apr 1st	@ HOU	Mike Burrows (4-9)	#301	@ HOU	Mike Burrows (4-9)	#301
Fri, Apr 3rd	vs SD	Michael King (12-10)	#59	vs SD	Michael King (12-10)	#59
Sat, Apr 4th	vs SD	Randy Vasquez (10-6)	#170	vs SD	Randy Vasquez (10-6)	#170
Sun, Apr 5th	vs SD	Walker Buehler (9-6)	#250	vs SD	Walker Buehler (9-6)	#250
Mon, Apr 6th	vs MIL	Brandon Woodruff (2-2)		vs MIL	Brandon Woodruff (2-2)
Tue, Apr 7th	vs MIL	Jacob Misiorowski (15-5)	#9	vs MIL	Jacob Misiorowski (15-5)	#9
Wed, Apr 8th	vs MIL	Shane Drohan (7-5)	#90	vs MIL	Shane Drohan (7-5)	#90
Fri, Apr 10th	@ STL	Dustin May (7-9)	#49	@ STL	Dustin May (7-9)	#49
Sat, Apr 11th	@ STL	Kyle Leahy (10-5)	#102	@ STL	Kyle Leahy (10-5)	#102
Sun, Apr 12th	@ STL	Andre Pallante (12-8)	#145	@ STL	Andre Pallante (12-8)	#145
Mon, Apr 13th	@ MIN	Bailey Ober (7-6)	#119	@ MIN	Bailey Ober (7-6)	#119
Tue, Apr 14th	@ MIN	Mick Abel (1-2)		@ MIN	Mick Abel (1-2)
Wed, Apr 15th	@ MIN	Simeon Woods Richardson (2-7)		@ MIN	Simeon Woods Richardson (2-7)
Fri, Apr 17th	vs DET	Casey Mize (6-9)	#67	vs DET	Casey Mize (6-9)	#67
Sat, Apr 18th	vs DET	Tarik Skubal (11-7)	#1	vs DET	Tarik Skubal (11-7)	#1
Sun, Apr 19th	vs DET	Framber Valdez (10-11)	#47	vs DET	Framber Valdez (10-11)	#47
Mon, Apr 20th	vs DET	Jack Flaherty (3-8)	#83	vs DET	Jack Flaherty (3-8)	#83
Tue, Apr 21st	vs NYY	Luis Gil (1-2)	#260	vs NYY	Luis Gil (1-2)	#260
Wed, Apr 22nd	vs NYY	Max Fried (5-5)	#6	vs NYY	Max Fried (5-5)	#6
Thu, Apr 23rd	vs NYY	Cam Schlittler (14-6)	#4	vs NYY	Cam Schlittler (14-6)	#4
Fri, Apr 24th	@ BAL	Brandon Young (9-5)	#116	@ BAL	Brandon Young (9-5)	#116
Sat, Apr 25th	@ BAL	Trevor Rogers (10-11)	#36	@ BAL	Trevor Rogers (10-11)	#36
Sun, Apr 26th	@ BAL	Kyle Bradish (7-14)		@ BAL	Kyle Bradish (7-14)
Mon, Apr 27th	@ TOR	Dylan Cease (11-6)	#35	@ TOR	Dylan Cease (11-6)	#35
Tue, Apr 28th	@ TOR	Trey Yesavage (5-5)	#84	@ TOR	Trey Yesavage (5-5)	#84
Wed, Apr 29th	@ TOR	Eric Lauer (8-7)		@ TOR	Eric Lauer (8-7)
Fri, May 1st	vs HOU	Mike Burrows (4-9)	#301	vs HOU	Mike Burrows (4-9)	#301
Sat, May 2nd	vs HOU	Spencer Arrighetti (9-9)	#295	vs HOU	Spencer Arrighetti (9-9)	#295
Sun, May 3rd	vs HOU	Cody Bolton (0-1)	#328	vs HOU	Cody Bolton (0-1)	#328
Mon, May 4th	@ DET	Tyler Holton (2-5)	#139	@ DET	Tyler Holton (2-5)	#139
Tue, May 5th	@ DET	Framber Valdez (10-11)	#47	@ DET	Framber Valdez (10-11)	#47
Wed, May 6th	@ DET	Jack Flaherty (3-8)	#83	@ DET	Jack Flaherty (3-8)	#83
Thu, May 7th	vs TB	Griffin Jax (8-10)	#18	vs TB	Griffin Jax (8-10)	#18
Fri, May 8th	vs TB	Jesse Scholtens (5-3)	#252	vs TB	Jesse Scholtens (5-3)	#252
Sun, May 10th	vs TB	Nick Martinez (15-5)	#68	vs TB	Nick Martinez (15-5)	#68
Tue, May 12th	vs PHI	Zack Wheeler (13-5)	#14	vs PHI	Zack Wheeler (13-5)	#14
Wed, May 13th	vs PHI	Andrew Painter (3-10)	#125	vs PHI	Andrew Painter (3-10)	#125
Thu, May 14th	vs PHI	Jesus Luzardo (14-5)		vs PHI	Jesus Luzardo (14-5)
Fri, May 15th	@ ATL	Spencer Strider (4-2)		@ ATL	Spencer Strider (4-2)
Sat, May 16th	@ ATL	Bryce Elder (8-8)		@ ATL	Bryce Elder (8-8)
Sun, May 17th	@ ATL	Grant Holmes (10-5)	#153	@ ATL	Grant Holmes (10-5)	#153
Mon, May 18th	@ KC	Seth Lugo (7-9)	#126	@ KC	Seth Lugo (7-9)	#126
Tue, May 19th	@ KC	Bailey Falter (0-2)		@ KC	Bailey Falter (0-2)
Wed, May 20th	@ KC	Michael Wacha (9-9)	#57	@ KC	Michael Wacha (9-9)	#57
Fri, May 22nd	vs MIN	Connor Prielipp (6-7)	#104	vs MIN	Connor Prielipp (6-7)	#104
Sat, May 23rd	vs MIN	Taj Bradley (12-6)	#38	vs MIN	Taj Bradley (12-6)	#38
Sun, May 24th	vs MIN	Bailey Ober (7-6)	#119	vs MIN	Bailey Ober (7-6)	#119
Tue, May 26th	vs ATL	Spencer Strider (4-2)		vs ATL	Spencer Strider (4-2)
Wed, May 27th	vs ATL	Bryce Elder (8-8)		vs ATL	Bryce Elder (8-8)
Thu, May 28th	vs ATL	Chris Sale (14-9)	#2	vs ATL	Chris Sale (14-9)	#2
Fri, May 29th	@ CLE	Slade Cecconi (5-7)	#235	@ CLE	Slade Cecconi (5-7)	#235
Sat, May 30th	@ CLE	Parker Messick (12-9)	#30	@ CLE	Parker Messick (12-9)	#30
Sun, May 31st	@ CLE	Tanner Bibee (6-15)	#82	@ CLE	Tanner Bibee (6-15)	#82
Tue, Jun 2nd	vs BAL	Shane Baz (6-15)	#62	vs BAL	Shane Baz (6-15)	#62
Wed, Jun 3rd	vs BAL	Chris Bassitt (8-5)	#111	vs BAL	Chris Bassitt (8-5)	#111
Thu, Jun 4th	vs BAL	Trevor Rogers (10-11)	#36	vs BAL	Trevor Rogers (10-11)	#36
Fri, Jun 5th	@ NYY	Ryan Weathers (5-8)		@ NYY	Ryan Weathers (5-8)
Sun, Jun 7th	@ NYY	Cam Schlittler (14-6)	#4	@ NYY	Cam Schlittler (14-6)	#4
Mon, Jun 8th	@ TB	Ian Seymour (9-7)	#29	@ TB	Ian Seymour (9-7)	#29
Tue, Jun 9th	@ TB	Nick Martinez (15-5)	#68	@ TB	Nick Martinez (15-5)	#68
Wed, Jun 10th	@ TB	Drew Rasmussen (16-5)	#15	@ TB	Drew Rasmussen (16-5)	#15
Fri, Jun 12th	vs TEX	Jack Leiter (3-7)		vs TEX	Jack Leiter (3-7)
Sat, Jun 13th	vs TEX	Jacob deGrom (11-10)	#8	vs TEX	Jacob deGrom (11-10)	#8
Sun, Jun 14th	vs TEX	Nathan Eovaldi (11-10)	#70	vs TEX	Nathan Eovaldi (11-10)	#70
Tue, Jun 16th	vs TOR	Dylan Cease (11-6)	#35	vs TOR	Dylan Cease (11-6)	#35
Wed, Jun 17th	vs TOR	Braydon Fisher (3-4)	#121	vs TOR	Braydon Fisher (3-4)	#121
Thu, Jun 18th	vs TOR	Trey Yesavage (5-5)	#84	vs TOR	Trey Yesavage (5-5)	#84
Fri, Jun 19th	@ SEA	Bryce Miller (4-9)	#45	@ SEA	Bryce Miller (4-9)	#45
Sat, Jun 20th	@ SEA	Emerson Hancock (7-8)	#93	@ SEA	Emerson Hancock (7-8)	#93
Sun, Jun 21st	@ SEA	Logan Gilbert (12-11)	#11	@ SEA	Logan Gilbert (12-11)	#11
Mon, Jun 22nd	@ COL	Ryan Feltner (6-10)	#361	@ COL	Ryan Feltner (6-10)	#361
Tue, Jun 23rd	@ COL	Sean Sullivan (0-3)	#302	@ COL	Sean Sullivan (0-3)	#302
Wed, Jun 24th	@ COL	Kyle Freeland (4-11)	#255	@ COL	Kyle Freeland (4-11)	#255
Thu, Jun 25th	vs NYY	Cam Schlittler (14-6)	#4	vs NYY	Cam Schlittler (14-6)	#4
Fri, Jun 26th	vs NYY	Will Warren (10-6)	#53	vs NYY	Will Warren (10-6)	#53
Sat, Jun 27th	vs NYY	Gerrit Cole (9-9)	#7	vs NYY	Gerrit Cole (9-9)	#7
Sun, Jun 28th	vs NYY	Carlos Rodon (7-3)	#31	vs NYY	Carlos Rodon (7-3)	#31
Mon, Jun 29th	vs WSH	Miles Mikolas (3-9)		vs WSH	Miles Mikolas (3-9)
Tue, Jun 30th	vs WSH	Cade Cavalli (13-5)	#32	vs WSH	Cade Cavalli (13-5)	#32
Wed, Jul 1st	vs WSH	Brad Lord (5-2)	#173	vs WSH	Brad Lord (5-2)	#173
Fri, Jul 3rd	@ LAA	Reid Detmers (6-8)	#26	@ LAA	Reid Detmers (6-8)	#26
Sat, Jul 4th	@ LAA	Sam Aldegheri (3-4)	#309	@ LAA	Sam Aldegheri (3-4)	#309
Sun, Jul 5th	@ LAA	Ryan Johnson (5-9)	#172	@ LAA	Ryan Johnson (5-9)	#172
Tue, Jul 7th	@ CWS	Noah Schultz (4-9)	#208	@ CWS	Noah Schultz (4-9)	#208
Wed, Jul 8th	@ CWS	Davis Martin (9-7)	#101	@ CWS	Davis Martin (9-7)	#101
Thu, Jul 9th	@ CWS	Anthony Kay (9-9)	#283	@ CWS	Anthony Kay (9-9)	#283
Fri, Jul 10th	@ NYM	Nolan McLean (11-10)	#52	@ NYM	Nolan McLean (11-10)	#52
Sat, Jul 11th	@ NYM	Freddy Peralta (9-11)	#39	@ NYM	Freddy Peralta (9-11)	#39
Sun, Jul 12th	@ NYM	Zac Thornton (5-5)	#232	@ NYM	Zac Thornton (5-5)	#232
Fri, Jul 17th	vs TB	Mason Englert (0-3)	#142	vs TB	Mason Englert (0-3)	#142
Sat, Jul 18th	vs TB	Ian Seymour (9-7)	#29	vs TB	Ian Seymour (9-7)	#29
Sun, Jul 19th	vs TB	Shane McClanahan (10-7)	#159	vs TB	Shane McClanahan (10-7)	#159
Mon, Jul 20th	vs BAL	Shane Baz (6-15)	#62	vs BAL	Shane Baz (6-15)	#62
Wed, Jul 22nd	vs BAL	Kyle Bradish (7-14)		vs BAL	Kyle Bradish (7-14)
Fri, Jul 24th	vs TOR	Trey Yesavage (5-5)	#84	vs TOR	Trey Yesavage (5-5)	#84
Sat, Jul 25th	vs TOR	Dylan Cease (11-6)	#35	vs TOR	Dylan Cease (11-6)	#35
Sun, Jul 26th	vs TOR	Kevin Gausman (9-12)	#21	vs TOR	Kevin Gausman (9-12)	#21
Mon, Jul 27th	@ ATH	Jack Perkins (3-12)	#107	@ ATH	Jack Perkins (3-12)	#107
Tue, Jul 28th	@ ATH	Gage Jump (6-11)		@ ATH	Gage Jump (6-11)
Wed, Jul 29th	@ ATH	Jacob Lopez (6-5)	#304	@ ATH	Jacob Lopez (6-5)	#304
Thu, Jul 30th	@ ATH	Mason Barnett (1-4)	#358	@ ATH	Mason Barnett (1-4)	#358
Fri, Jul 31st	@ LAD	Edgardo Henriquez		@ LAD	Edgardo Henriquez
Sat, Aug 1st	@ LAD	Yoshinobu Yamamoto (14-8)	#3	@ LAD	Yoshinobu Yamamoto (14-8)	#3
Sun, Aug 2nd	@ LAD	Emmet Sheehan (5-8)	#163	@ LAD	Emmet Sheehan (5-8)	#163
Tue, Aug 4th	vs CWS	Davis Martin (9-7)	#101	vs CWS	Davis Martin (9-7)	#101
Wed, Aug 5th	vs CWS	Sean Burke (10-7)	#69	vs CWS	Sean Burke (10-7)	#69
Thu, Aug 6th	vs CWS	Luis Castillo (4-11)	#157	vs CWS	Luis Castillo (4-11)	#157
Fri, Aug 7th	vs ATH	Jack Perkins (3-12)	#107	vs ATH	Jack Perkins (3-12)	#107
Sat, Aug 8th	vs ATH	Gage Jump (6-11)		vs ATH	Gage Jump (6-11)
Sun, Aug 9th	vs ATH	J.T. Ginn (9-8)		vs ATH	J.T. Ginn (9-8)
Mon, Aug 10th	@ TOR	Jameson Taillon (2-6)		@ TOR	Jameson Taillon (2-6)
Tue, Aug 11th	@ TOR	Dylan Cease (11-6)	#35	@ TOR	Dylan Cease (11-6)	#35
Wed, Aug 12th	@ TOR	Jose Soriano (12-8)	#22	@ TOR	Jose Soriano (12-8)	#22
Thu, Aug 13th	@ TOR	Max Scherzer (3-8)	#114	@ TOR	Max Scherzer (3-8)	#114
Fri, Aug 14th	@ PIT	Bubba Chandler (8-9)	#95	@ PIT	Bubba Chandler (8-9)	#95
Sat, Aug 15th	@ PIT	Jared Jones (5-6)	#25	@ PIT	Jared Jones (5-6)	#25
Sun, Aug 16th	@ PIT	Lake Bachar (1-4)	#296	@ PIT	Lake Bachar (1-4)	#296
Mon, Aug 17th	vs ARI	Mitch Bratt (1-3)		vs ARI	Mitch Bratt (1-3)
Tue, Aug 18th	vs ARI	Merrill Kelly (9-14)	#132	vs ARI	Merrill Kelly (9-14)	#132
Wed, Aug 19th	vs ARI	Brandon Pfaadt (7-3)	#74	vs ARI	Brandon Pfaadt (7-3)	#74
Fri, Aug 21st	vs SF	Logan Webb (8-9)		vs SF	Logan Webb (8-9)
Sat, Aug 22nd	vs SF	Blade Tidwell (1-2)	#286	vs SF	Blade Tidwell (1-2)	#286
Sun, Aug 23rd	vs SF	Matt Wilkinson (1-3)	#196	vs SF	Matt Wilkinson (1-3)	#196
Mon, Aug 24th	@ MIA	Sandy Alcantara (13-11)	#64	@ MIA	Sandy Alcantara (13-11)	#64
Tue, Aug 25th	@ MIA	Tyler Phillips (5-6)	#198	@ MIA	Tyler Phillips (5-6)	#198
Wed, Aug 26th	@ MIA	Ryan Gusto (1-5)	#130	@ MIA	Ryan Gusto (1-5)	#130
Fri, Aug 28th	@ NYY	Cam Schlittler (14-6)	#4	@ NYY	Cam Schlittler (14-6)	#4
Sat, Aug 29th	@ NYY	Max Fried (5-5)	#6	@ NYY	Max Fried (5-5)	#6
Sun, Aug 30th	@ NYY	Will Warren (10-6)	#53	@ NYY	Will Warren (10-6)	#53
Mon, Aug 31st	vs SEA	George Kirby (9-11)	#23	vs SEA	George Kirby (9-11)	#23
Tue, Sep 1st	vs SEA	Bryan Woo (12-9)	#17	vs SEA	Bryan Woo (12-9)	#17
Wed, Sep 2nd	vs SEA	Bryce Miller (4-9)	#45	vs SEA	Bryce Miller (4-9)	#45
Thu, Sep 3rd	@ BAL	Brandon Young (9-5)	#116	@ BAL	Brandon Young (9-5)	#116
Fri, Sep 4th	@ BAL	Shane Baz (6-15)	#62	@ BAL	Shane Baz (6-15)	#62
Sat, Sep 5th	@ BAL	Chris Bassitt (8-5)	#111	@ BAL	Chris Bassitt (8-5)	#111
Sun, Sep 6th	@ BAL	Kyle Bradish (7-14)		@ BAL	Kyle Bradish (7-14)
Mon, Sep 7th	vs LAA	Grayson Rodriguez (4-8)	#97	vs LAA	Grayson Rodriguez (4-8)	#97
Tue, Sep 8th	vs LAA	Reid Detmers (6-8)	#26	vs LAA	Reid Detmers (6-8)	#26
Wed, Sep 9th	vs LAA	Ryan Johnson (5-9)	#172	vs LAA	Ryan Johnson (5-9)	#172
Fri, Sep 11th	vs KC	Seth Lugo (7-9)	#126	vs KC	Seth Lugo (7-9)	#126
Sat, Sep 12th	vs KC	Randy Dobnak (3-4)	#342	vs KC	Randy Dobnak (3-4)	#342
Sun, Sep 13th	vs KC	Noah Cameron (9-8)	#81	vs KC	Noah Cameron (9-8)	#81
Tue, Sep 15th	@ TEX	Jacob deGrom (11-10)	#8	@ TEX	Jacob deGrom (11-10)	#8
Wed, Sep 16th	@ TEX	MacKenzie Gore (8-11)	#58	@ TEX	MacKenzie Gore (8-11)	#58
Thu, Sep 17th	@ TEX	Tyler Alexander (5-2)	#168	@ TEX	Tyler Alexander (5-2)	#168
Fri, Sep 18th	@ TB	Ian Seymour (9-7)	#29	@ TB	Ian Seymour (9-7)	#29
Sat, Sep 19th	@ TB	Freddy Peralta (9-11)	#39	@ TB	Freddy Peralta (9-11)	#39
Sun, Sep 20th	@ TB	Griffin Jax (8-10)	#18	@ TB	Griffin Jax (8-10)	#18
Tue, Sep 22nd	vs CLE	Parker Messick (12-9)	#30	vs CLE	Parker Messick (12-9)	#30
Wed, Sep 23rd	vs CLE	Foster Griffin (15-5)	#71	vs CLE	Foster Griffin (15-5)	#71
Thu, Sep 24th	vs CLE	Joey Cantillo (10-9)	#92	vs CLE	Joey Cantillo (10-9)	#92
Fri, Sep 25th	vs CHC	Clay Holmes (6-8)	#78	vs CHC	Clay Holmes (6-8)	#78
Sat, Sep 26th	vs CHC	Matthew Boyd (9-5)	#42	vs CHC	Matthew Boyd (9-5)	#42
Sun, Sep 27th	vs CHC	David Peterson (9-8)	#89	vs CHC	David Peterson (9-8)	#89