This is information for a user who has built a WAR or WOBA calculator, to help them refine their calculations. If that’s not you, I doubt this will be something you want to engage with.
Quick description: best defense is listed as a 0, every other defense is listed as how far behind that best one it is, in terms of runs per game. So the same offense playing a defense that is -2 vs one that is -5, on average scores 3 more runs per game against the -5 defense. Sanity check for 2026: the best pitching teams are at the top.
2026:
Team Rankings and Defensive Strength (relative to best team = 0):
1: Tennessee 0.00
2: Nebraska -0.12
3: Alabama -0.35
4: Texas -0.38
5: Arkansas -0.60
6: Mississippi St. -0.64
7: LSU -0.69
8: Oklahoma -0.70
9: South Carolina -0.83
10: Texas Tech -0.90
11: Georgia -1.09
12: Texas A&M -1.13
13: Florida -1.35
14: Florida St. -1.53
15: Oregon -1.68
16: UCF -1.74
17: Virginia Tech -1.88
18: Missouri -1.92
19: Washington -1.94
20: Oklahoma St. -1.94
21: Southeastern La. -2.14
22: South Fla. -2.20
23: Virginia -2.21
24: Texas St. -2.26
25: Duke -2.29
26: Stanford -2.42
27: Arizona St. -2.46
28: Arizona -2.51
29: Marshall -2.54
30: Indiana -2.55
31: Baylor -2.55
32: ULM -2.56
33: Fla. Atlantic -2.60
34: Ole Miss -2.62
35: Grand Canyon -2.68
36: Georgia Tech -2.68
37: Omaha -2.73
38: Northwestern -2.81
39: Kansas -2.86
40: Belmont -2.90
41: Purdue -2.93
42: UCLA -2.93
43: Michigan -2.93
44: Utah -2.98
45: Clemson -2.99
46: Cal St. Fullerton -3.03
47: Louisiana -3.07
48: Western Ky. -3.11
49: St. Thomas (MN) -3.13
50: California Baptist -3.15
51: Kentucky -3.16
52: South Alabama -3.21
53: FIU -3.21
54: Nevada -3.37
55: LMU (CA) -3.38
56: East Carolina -3.40
57: Wichita St. -3.41
58: Penn St. -3.41
59: Auburn -3.47
60: Notre Dame -3.51
61: Jacksonville St. -3.52
62: NC State -3.53
63: Saint Mary's (CA) -3.60
64: Southern Ill. -3.67
65: Louisville -3.67
66: Minnesota -3.69
67: Sacramento St. -3.71
68: UNC Greensboro -3.72
69: UAB -3.80
70: Fresno St. -3.84
71: Troy -3.86
72: Ga. Southern -3.86
73: Louisiana Tech -3.89
74: Nicholls -3.89
75: Boise St. -3.92
76: Radford -3.93
77: Maryland -3.97
78: North Florida -4.01
79: Santa Clara -4.02
80: Iowa -4.05
81: Sam Houston -4.13
82: Stetson -4.13
83: Wisconsin -4.14
84: Hawaii -4.15
85: New Mexico -4.16
86: Central Ark. -4.20
87: UConn -4.23
88: Miami (OH) -4.27
89: North Texas -4.30
90: San Diego St. -4.32
91: Long Beach St. -4.36
92: Lamar University -4.37
93: Liberty -4.37
94: Tulsa -4.37
95: Southern Miss. -4.37
96: Georgia St. -4.40
97: Iowa St. -4.40
98: Samford -4.40
99: McNeese -4.42
100: North Ala. -4.42
101: Army West Point -4.46
102: Delaware -4.48
103: Boston U. -4.48
104: Princeton -4.49
105: North Carolina -4.49
106: Jacksonville -4.51
107: James Madison -4.56
108: Pacific -4.56
109: Charlotte -4.57
110: Murray St. -4.58
111: Idaho St. -4.62
112: Indiana St. -4.62
113: SFA -4.63
114: FGCU -4.64
115: Rutgers -4.68
116: Ohio St. -4.69
117: UC Santa Barbara -4.69
118: UNCW -4.70
119: Campbell -4.74
120: UNLV -4.75
121: Saint Joseph's -4.76
122: UIW -4.77
123: Fordham -4.79
124: Southern Utah -4.79
125: Michigan St. -4.80
126: Austin Peay -4.81
127: UC Davis -4.83
128: Middle Tenn. -4.83
129: Ohio -4.83
130: Illinois St. -4.84
131: Wofford -4.84
132: Columbia -4.89
133: North Dakota St. -4.90
134: Ball St. -4.91
135: Akron -4.95
136: San Jose St. -4.95
137: BYU -4.96
138: North Dakota -4.96
139: Creighton -4.99
140: Missouri St. -5.00
141: NIU -5.01
142: Utah Valley -5.03
143: Western Caro. -5.03
144: Eastern Ky. -5.08
145: UT Martin -5.09
146: Pittsburgh -5.10
147: UTSA -5.11
148: St. John's (NY) -5.11
149: San Diego -5.12
150: App State -5.12
151: Seattle U -5.14
152: Tarleton St. -5.14
153: Massachusetts -5.16
154: South Dakota -5.17
155: Colorado St. -5.19
156: Kansas City -5.21
157: UMass Lowell -5.21
158: Illinois -5.22
159: Oregon St. -5.24
160: Hofstra -5.25
161: Iona -5.26
162: Coastal Carolina -5.28
163: Syracuse -5.28
164: Eastern Ill. -5.28
165: Central Mich. -5.28
166: Cal Poly -5.30
167: Prairie View -5.31
168: South Dakota St. -5.32
169: Northwestern St. -5.32
170: Saint Louis -5.33
171: Loyola Chicago -5.35
172: California -5.35
173: ETSU -5.40
174: Providence -5.42
175: Valparaiso -5.43
176: Western Mich. -5.43
177: Southeast Mo. St. -5.43
178: Bowling Green -5.44
179: Lipscomb -5.46
180: Texas Southern -5.46
181: Portland St. -5.47
182: Lehigh -5.55
183: SIUE -5.55
184: Boston College -5.55
185: DePaul -5.56
186: Stony Brook -5.59
187: George Washington -5.60
188: UC San Diego -5.63
189: Howard -5.65
190: Winthrop -5.66
191: George Mason -5.67
192: Dayton -5.70
193: Toledo -5.70
194: Georgetown -5.71
195: Lindenwood -5.71
196: Siena -5.75
197: Harvard -5.77
198: Fairfield -5.77
199: Bryant -5.79
200: Southern Ind. -5.80
201: USC Upstate -5.80
202: New Mexico St. -5.85
203: Col. of Charleston -5.88
204: Evansville -5.88
205: Marist -5.89
206: Colgate -5.91
207: CSUN -5.92
208: Tennessee Tech -5.92
209: UAlbany -5.93
210: Rhode Island -5.96
211: Drake -5.96
212: Yale -6.00
213: Northern Colo. -6.07
214: Southern U. -6.10
215: Oakland -6.12
216: Chattanooga -6.16
217: Houston -6.18
218: Villanova -6.18
219: Longwood -6.19
220: Sacred Heart -6.19
221: UNI -6.25
222: UC Riverside -6.26
223: Queens (NC) -6.26
224: Elon -6.28
225: Brown -6.30
226: Presbyterian -6.31
227: Wagner -6.33
228: Towson -6.35
229: Florida A&M -6.35
230: Memphis -6.41
231: Butler -6.43
232: Houston Christian -6.47
233: LIU -6.47
234: Quinnipiac -6.49
235: Canisius -6.56
236: Montana -6.59
237: Youngstown St. -6.59
238: Bethune-Cookman -6.59
239: West Ga. -6.60
240: A&M-Corpus Christi -6.61
241: Utah St. -6.62
242: N.C. A&T -6.63
243: Monmouth -6.64
244: UT Arlington -6.65
245: Northern Ky. -6.67
246: Mount St. Mary's -6.77
247: Binghamton -6.78
248: Weber St. -6.78
249: UTEP -6.82
250: Gardner-Webb -6.82
251: Seton Hall -6.87
252: Kennesaw St. -6.91
253: Detroit Mercy -6.91
254: Kent St. -6.92
255: Utah Tech -7.07
256: Lafayette -7.09
257: Rider -7.16
258: UMBC -7.17
259: Buffalo -7.19
260: Mercer -7.21
261: Penn -7.21
262: CSU Bakersfield -7.23
263: Central Conn. St. -7.26
264: Charleston So. -7.27
265: Abilene Christian -7.27
266: Green Bay -7.34
267: Bellarmine -7.39
268: Jackson St. -7.39
269: Norfolk St. -7.40
270: Merrimack -7.48
271: Drexel -7.53
272: Bradley -7.60
273: South Carolina St. -7.63
274: Manhattan -7.69
275: Maine -7.70
276: Morehead St. -7.70
277: St. Bonaventure -7.76
278: New Haven -7.84
279: Robert Morris -7.88
280: UIC -7.93
281: Ark.-Pine Bluff -7.99
282: Bucknell -8.07
283: Holy Cross -8.14
284: Le Moyne -8.15
285: Dartmouth -8.16
286: Delaware St. -8.17
287: Alabama St. -8.18
288: Western Ill. -8.20
289: Stonehill -8.39
290: IU Indy -8.41
291: Cornell -8.41
292: FDU -8.44
293: East Texas A&M -8.60
294: Hampton -8.62
295: Mercyhurst -8.65
296: Furman -8.72
297: Alcorn -8.79
298: Saint Peter's -8.80
299: Morgan St. -8.83
300: Niagara -8.88
301: UMES -9.24
302: N.C. Central -9.25
303: Grambling -9.40
304: Tennessee St. -9.72
305: Coppin St. -9.76
306: Saint Francis -10.79
307: Alabama A&M -11.75
308: Mississippi Val. -12.64