The Texas Rangers have the best ERA by a team this season, with an ERA of 3.41.

Interpreted as:

best starting pitchers era by team this regular season

	TEAM	ERA	SEASON	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Rangers	3.41	2025	158	.506	80	78	158	777	2	1	0	840.1	711	318	328	102	253	22	0	3	3,433	31	8.32	2.71	3.07	1.09	22.6	7.4	1.15	.267	3.51	7.61
2	Brewers	3.55	2025	159	.604	96	63	159	802	0	0	0	797.2	678	315	338	106	288	36	0	2	3,330	11	9.05	3.25	2.78	1.20	24.1	8.6	1.21	.273	3.81	7.65
3	Phillies	3.58	2025	158	.589	93	65	158	943	2	0	0	906.2	838	361	379	100	243	33	0	0	3,740	13	9.36	2.41	3.88	0.99	25.2	6.5	1.19	.305	3.76	8.32
4	Yankees	3.61	2025	158	.570	90	68	158	818	0	0	0	850.0	715	341	371	95	315	32	0	0	3,552	24	8.66	3.34	2.60	1.01	23.0	8.9	1.21	.271	3.93	7.57
5	Pirates	3.73	2025	158	.437	69	89	158	728	1	0	0	808.0	714	335	359	93	245	36	0	1	3,347	18	8.11	2.73	2.97	1.04	21.8	7.3	1.19	.277	4.00	7.95
6	Dodgers	3.76	2025	158	.563	89	69	158	798	0	0	0	768.0	630	321	345	94	290	27	0	4	3,184	39	9.35	3.40	2.75	1.10	25.1	9.1	1.20	.271	4.04	7.38
7	Guardians	3.80	2025	158	.544	86	72	158	788	2	1	0	869.0	790	367	393	114	324	22	0	3	3,651	22	8.16	3.36	2.43	1.18	21.6	8.9	1.28	.281	4.07	8.18
8	Cubs	3.84	2025	158	.563	89	69	158	692	0	0	0	833.0	747	355	371	124	210	29	0	0	3,398	8	7.48	2.27	3.30	1.34	20.4	6.2	1.15	.266	4.01	8.07
9	Royals	3.84	2025	158	.500	79	79	158	758	0	0	0	853.1	780	364	381	107	273	24	0	4	3,553	27	7.99	2.88	2.78	1.13	21.3	7.7	1.23	.281	4.02	8.23
10	Reds	3.86	2025	158	.506	80	78	158	808	4	3	0	846.0	759	363	386	115	235	40	0	1	3,505	20	8.60	2.50	3.44	1.22	23.1	6.7	1.17	.279	4.11	8.07
11	Red Sox	3.91	2025	158	.551	87	71	158	781	2	1	0	843.1	811	366	400	113	291	37	0	0	3,584	22	8.33	3.11	2.68	1.21	21.8	8.1	1.31	.296	4.27	8.65
12	Tigers	3.91	2025	158	.538	85	73	158	821	1	1	0	795.2	716	346	367	107	245	29	0	5	3,302	17	9.29	2.77	3.35	1.21	24.9	7.4	1.21	.290	4.15	8.10
13	Rays	3.96	2025	158	.487	77	81	158	759	1	0	0	834.0	734	367	392	120	266	39	0	3	3,437	21	8.19	2.87	2.85	1.29	22.1	7.7	1.20	.273	4.23	7.92
14	Mariners	3.97	2025	158	.563	89	69	158	844	0	0	0	864.1	785	381	400	125	240	36	0	1	3,588	27	8.79	2.50	3.52	1.30	23.5	6.7	1.19	.282	4.17	8.17
15	Astros	4.02	2025	158	.532	84	74	158	837	3	0	0	844.0	762	377	401	115	276	37	0	3	3,539	20	8.93	2.94	3.03	1.23	23.7	7.8	1.23	.285	4.28	8.13
16	Padres	4.10	2025	159	.547	87	72	159	766	2	2	0	810.2	721	369	390	119	287	35	0	5	3,410	19	8.50	3.19	2.67	1.32	22.5	8.4	1.24	.273	4.33	8.00
17	Mets	4.12	2025	158	.513	81	77	158	748	1	1	0	778.1	736	356	392	80	316	42	0	1	3,358	27	8.65	3.65	2.37	0.93	22.3	9.4	1.35	.302	4.53	8.51
18	Giants	4.17	2025	159	.491	78	81	159	807	1	0	0	818.2	810	379	421	86	299	35	0	2	3,527	31	8.87	3.29	2.70	0.95	22.9	8.5	1.35	.315	4.63	8.90
19	Diamondbacks	4.18	2025	158	.506	80	78	158	771	0	0	0	870.1	825	404	439	119	267	27	0	6	3,671	12	7.97	2.76	2.89	1.23	21.0	7.3	1.25	.284	4.54	8.53
20	Blue Jays	4.35	2025	158	.570	90	68	158	770	2	1	0	825.0	792	399	420	138	250	33	0	5	3,475	13	8.40	2.73	3.08	1.51	22.2	7.2	1.26	.286	4.58	8.64
21	White Sox	4.40	2025	158	.367	58	100	158	622	0	0	0	740.2	709	362	406	106	298	40	0	2	3,203	19	7.56	3.62	2.09	1.29	19.4	9.3	1.36	.282	4.93	8.62
22	Braves	4.46	2025	159	.472	75	84	159	852	1	0	0	854.2	829	424	441	117	306	41	0	5	3,651	20	8.97	3.22	2.78	1.23	23.3	8.4	1.33	.305	4.64	8.73
23	Orioles	4.56	2025	158	.468	74	84	158	703	1	0	0	812.2	829	412	429	129	242	26	0	5	3,457	19	7.79	2.68	2.90	1.43	20.3	7.0	1.32	.297	4.75	9.18
24	Twins	4.63	2025	158	.430	68	90	158	754	1	0	0	790.2	776	407	431	129	229	32	0	0	3,359	16	8.58	2.61	3.29	1.47	22.4	6.8	1.27	.292	4.91	8.83
25	Cardinals	4.67	2025	159	.491	78	81	159	654	2	2	0	842.1	887	437	474	115	240	19	0	2	3,604	23	6.99	2.56	2.73	1.23	18.1	6.7	1.34	.300	5.06	9.48