2016 MLB Relative Power Index (RPI),as of the games of July 23,2016 from ESPN.GO.COM

MLB RPI Rankings

RK	TEAM	RPI	W	L	PCT	SOS	PWR	RS	RA	EXPW-L	EXPWP
1	Baltimore Orioles	.524	56	40	.583	.505	0	466	428	52-44	.542
2	Texas Rangers	.523	56	42	.571	.507	0	471	468	49-49	.503
3	Boston Red Sox	.522	54	41	.568	.506	0	539	454	56-39	.585
4	Cleveland Indians	.521	56	40	.583	.500	0	475	387	58-38	.601
5	Washington Nationals	.521	58	40	.592	.497	0	455	342	63-35	.639
6	Chicago Cubs	.521	58	38	.604	.493	0	488	339	65-31	.675
7	Toronto Blue Jays	.519	54	44	.551	.509	0	484	409	57-41	.583
8	San Francisco Giants	.514	58	39	.598	.486	0	445	386	55-42	.571
9	Houston Astros	.510	53	44	.546	.498	0	439	390	54-43	.559
10	Los Angeles Dodgers	.510	55	44	.556	.494	0	426	365	57-42	.577
11	Seattle Mariners	.508	50	47	.515	.506	0	467	419	54-43	.554
12	Kansas City Royals	.508	48	48	.500	.511	0	385	419	44-52	.458
13	Detroit Tigers	.507	51	46	.526	.501	0	451	455	48-49	.496
14	St. Louis Cardinals	.507	52	45	.536	.497	0	498	400	59-38	.608
15	New York Mets	.505	51	45	.531	.497	0	359	344	50-46	.521
16	New York Yankees	.505	49	48	.505	.505	0	398	426	45-52	.466
17	Pittsburgh Pirates	.504	50	47	.515	.500	0	446	450	48-49	.496
18	Miami Marlins	.500	53	44	.546	.484	0	409	401	49-48	.510
19	Chicago White Sox	.499	46	50	.479	.506	0	389	416	45-51	.466
20	Los Angeles Angels	.489	43	54	.443	.504	0	446	448	48-49	.498
21	Oakland Athletics	.487	44	54	.449	.500	0	401	475	41-57	.416
22	Colorado Rockies	.485	46	51	.474	.488	0	499	509	48-49	.490
23	San Diego Padres	.484	42	56	.429	.502	0	427	480	43-55	.442
24	Philadelphia Phillies	.484	45	54	.455	.493	0	353	449	38-61	.382
25	Tampa Bay Rays	.481	38	59	.392	.511	0	388	445	42-55	.432
26	Milwaukee Brewers	.480	41	54	.432	.496	0	377	444	40-55	.419
27	Arizona Diamondbacks	.480	40	57	.412	.502	0	425	502	40-57	.418
28	Minnesota Twins	.475	37	60	.381	.506	0	428	508	40-57	.415
29	Cincinnati Reds	.473	38	59	.392	.500	0	413	556	34-63	.356
30	Atlanta Braves	.462	33	65	.337	.504	0	333	466	33-65	.338

Glossary

• W: Wins
• L: Losses
• PCT: Winning percentage
• RPI: Relative Power Index+
• SOS: Strength of schedule

• PWR: ESPN Power Ranking
• RS: Runs scored
• RA: Runs allowed
• EXW-L: Expected W-L*
• EXWP: Expected winning percentage*

+The basic formula is 25% team winning percentage, 50% opponents' average winning percentage, and 25% opponents' opponents' average winning percentage.
*ExW-L and ExWP are derived from Bill James' Pythagorean theorem of baseball: Runs scored [squared] / (Runs scored [squared] + runs allowed [squared]). This formula was designed to relate a team's runs scored and runs allowed to its won-lost record.