Between the 2020 and 2021 seasons, Jacob deGrom had the lowest ERA, with an ERA of 1.63.

Interpreted as:

MLB best era with a minimum of 0.5 IP per team game by a player since 2020 to 2021

	NAME	ERA	G	W	L	W%	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	ERA-	FIP	FIP-	H/9	PRAA
1	Jacob deGrom J. deGrom	1.63	27	11	4	.733	27	250	1	1	0	160.0	87	29	35	13	29	1	0	0	592	4	14.06	1.63	8.62	0.73	42.2	4.9	0.73	.247	1.97	40	1.66	39	4.89	46.6
2	Trevor Bauer T. Bauer	2.24	28	13	9	.591	28	237	3	2	0	180.2	112	45	53	28	54	6	0	2	710	6	11.81	2.69	4.39	1.39	33.4	7.6	0.92	.218	2.64	53	3.56	81	5.58	17.2
3	Corbin Burnes C. Burnes	2.34	40	15	6	.714	37	322	0	0	0	226.2	160	59	62	9	58	9	2	0	897	10	12.79	2.30	5.55	0.36	35.9	6.5	0.96	.303	2.46	55	1.73	40	6.35	65
4	Shane Bieber S. Bieber	2.48	28	15	5	.750	28	256	0	0	0	174.0	130	48	51	18	54	5	0	0	702	10	13.24	2.79	4.74	0.93	36.5	7.7	1.06	.304	2.64	58	2.59	61	6.72	33.3
5	Walker Buehler W. Buehler	2.62	41	17	4	.810	41	254	0	0	0	244.1	173	71	79	26	63	7	0	2	962	9	9.36	2.32	4.03	0.96	26.4	6.5	0.97	.240	2.91	63	3.33	77	6.37	26.4
6	Carlos Rodón C. Rodón	2.69	28	13	7	.650	26	191	1	1	0	140.1	100	42	46	14	39	9	0	1	569	8	12.25	2.50	4.90	0.90	33.6	6.9	0.99	.272	2.95	61	2.76	62	6.41	25.6
7	Brandon Woodruff B. Woodruff	2.70	43	12	15	.444	43	302	1	0	0	253.0	185	76	80	27	61	11	0	0	1,001	3	10.74	2.17	4.95	0.96	30.2	6.1	0.97	.263	2.85	63	3.02	70	6.58	36.6
8	Cal Quantrill C. Quantrill	2.77	58	10	3	.769	25	152	0	0	1	181.2	160	56	67	20	55	12	4	1	751	3	7.53	2.72	2.76	0.99	20.2	7.3	1.18	.273	3.32	65	4.03	95	7.93	4.1
9	Max Scherzer M. Scherzer	2.81	42	20	8	.714	42	328	2	0	0	246.2	189	77	83	33	59	11	0	1	988	8	11.97	2.15	5.56	1.20	33.2	6.0	1.01	.280	3.03	66	3.10	71	6.90	34
10	Zack Wheeler Z. Wheeler	2.82	43	18	12	.600	43	300	3	2	0	284.1	236	89	98	19	62	15	0	3	1,137	6	9.50	1.96	4.84	0.60	26.4	5.5	1.05	.293	3.10	66	2.74	62	7.47	51
11	Max Fried M. Fried	2.84	39	21	7	.750	39	208	2	2	0	221.2	181	70	75	17	60	11	0	0	891	8	8.45	2.44	3.47	0.69	23.3	6.7	1.09	.276	3.05	66	3.25	77	7.35	24.8
12	Chris Bassitt C. Bassitt	2.90	38	17	6	.739	38	214	1	1	0	220.1	183	71	73	21	56	13	0	1	898	7	8.74	2.29	3.82	0.86	23.8	6.2	1.08	.273	2.98	70	3.40	81	7.48	19.6
13	Jonathan Hernández J. Hernández	2.90	27	5	1	.833	0	31	0	0	0	31.0	24	10	10	2	8	4	5	0	125	0	9.00	2.32	3.88	0.58	24.8	6.4	1.03	.275	2.90	64	3.18	70	6.97	4.7
14	Lance Lynn L. Lynn	2.91	41	17	9	.654	41	265	2	1	0	241.0	187	78	86	31	70	8	0	2	985	7	9.90	2.61	3.79	1.16	26.9	7.1	1.07	.255	3.21	66	3.61	80	6.98	23
15	Kwang-Hyun Kim K. Kim	2.97	35	10	7	.588	28	104	0	0	2	145.2	126	48	55	15	51	4	3	4	606	5	6.43	3.15	2.04	0.93	17.2	8.4	1.22	.257	3.40	72	4.21	100	7.78	-0.4
16	Kevin Gausman K. Gausman	3.00	45	17	9	.654	43	306	0	0	0	251.2	200	84	92	28	66	4	1	1	1,020	11	10.94	2.36	4.64	1.00	30.0	6.5	1.06	.279	3.29	73	3.02	73	7.15	31.6
17	Freddy Peralta F. Peralta	3.01	43	13	6	.684	28	242	1	0	0	173.2	106	58	61	16	68	14	2	1	705	6	12.54	3.52	3.56	0.83	34.3	9.6	1.00	.247	3.16	71	2.99	70	5.49	25.3
18	Marcus Stroman M. Stroman	3.02	33	10	13	.435	33	158	0	0	0	179.0	161	60	70	17	44	7	0	2	730	7	7.94	2.21	3.59	0.85	21.6	6.0	1.15	.286	3.52	76	3.49	83	8.09	14.2
19	Mike Clevinger M. Clevinger	3.02	8	3	2	.600	8	40	1	1	0	41.2	34	14	14	6	14	0	0	0	162	2	8.64	3.02	2.86	1.30	24.7	8.6	1.15	.275	3.02	70	4.14	93	7.34	1.4
20	Dinelson Lamet D. Lamet	3.03	34	5	5	.500	21	150	0	0	0	116.0	87	39	42	11	42	6	1	0	476	4	11.64	3.26	3.57	0.85	31.5	8.8	1.11	.285	3.26	75	3.06	71	6.75	16.5
21	Julio Urías J. Urías	3.03	43	23	3	.885	42	240	0	0	0	240.2	196	81	87	24	56	7	0	3	969	4	8.98	2.09	4.29	0.90	24.8	5.8	1.05	.268	3.25	73	3.25	75	7.33	28.3
22	Wily Peralta W. Peralta	3.07	19	4	5	.444	18	58	0	0	0	93.2	87	32	41	12	38	4	0	0	402	1	5.57	3.65	1.53	1.15	14.4	9.5	1.33	.259	3.94	71	4.93	117	8.36	-7.4
23	Adam Wainwright A. Wainwright	3.08	42	22	10	.688	42	228	5	1	0	272.0	222	93	97	30	65	11	0	3	1,090	4	7.54	2.15	3.51	0.99	20.9	6.0	1.06	.254	3.21	75	3.76	90	7.35	13
24	Clayton Kershaw C. Kershaw	3.10	32	16	10	.615	32	206	0	0	0	180.0	144	62	69	23	29	4	0	0	709	7	10.30	1.45	7.10	1.15	29.1	4.1	0.96	.271	3.45	75	3.09	71	7.20	24.8
25	Gerrit Cole G. Cole	3.11	42	23	11	.676	42	337	4	2	0	254.1	204	88	96	38	58	4	0	0	1,014	7	11.93	2.05	5.81	1.34	33.2	5.7	1.03	.288	3.40	73	3.19	73	7.22	33