all-time era- leaders, minimum 500 ip, maximum 25 saves, maximum 5 starts

Darren O'Day has the best career ERA- with 25 or fewer saves, when pitching at least 500 innings and starting 5 or fewer games, with an ERA- of 61.

	NAME	ERA-	IP	SV	GS	G	W	L	W%	ERA	SO	CG	SHO	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	FIP	FIP-	H/9	PRAA
1	Darren O'Day D. O'Day	61	609.0	21	0	644	42	21	.667	2.59	637	0	0	458	175	189	64	172	50	155	24	2,461	3	9.41	2.54	3.70	0.95	25.9	7.0	1.03	.256	2.79	3.48	82	6.77	52.4
2	Jesse Crain J. Crain	71	532.0	4	0	532	45	30	.600	3.05	440	0	0	449	180	205	44	206	18	116	27	2,221	14	7.44	3.48	2.14	0.74	19.8	9.3	1.23	.268	3.47	3.76	89	7.60	27.6
3	Chad Bradford C. Bradford	73	515.2	11	0	561	36	28	.563	3.26	313	0	0	527	187	214	28	137	29	115	39	2,180	4	5.46	2.39	2.28	0.49	14.4	6.3	1.29	.298	3.73	3.54	79	9.20	53.7
4	Jared Hughes J. Hughes	74	541.1	12	0	542	30	26	.536	2.96	371	0	0	480	178	210	47	190	40	129	25	2,247	29	6.17	3.16	1.95	0.78	16.5	8.5	1.24	.271	3.49	4.17	103	7.98	-8.5
5	Steve Reed S. Reed	77	870.2	18	0	833	49	44	.527	3.63	630	0	0	811	351	384	107	285	61	197	46	3,662	11	6.51	2.95	2.21	1.11	17.2	7.8	1.26	.273	3.97	4.41	97	8.38	12.6
6	Matt Thornton M. Thornton	79	662.2	23	1	748	36	46	.439	3.41	642	0	0	594	251	273	52	251	20	170	37	2,799	28	8.72	3.41	2.56	0.71	22.9	9.0	1.28	.296	3.71	3.40	79	8.07	66.8
7	Luis Ayala L. Ayala	79	554.1	19	0	534	38	47	.447	3.34	367	0	0	581	206	233	54	139	35	161	24	2,340	11	5.96	2.26	2.64	0.88	15.7	5.9	1.30	.302	3.78	3.95	93	9.43	19.9
8	Andrew Chafin A. Chafin	80	542.0	20	3	643	22	28	.440	3.35	591	0	0	462	202	223	39	234	16	105	18	2,288	36	9.81	3.89	2.53	0.65	25.8	10.2	1.28	.300	3.70	3.30	80	7.67	50.2
9	Javier Lopez J. Lopez	82	533.1	14	0	839	30	17	.638	3.48	358	0	0	484	206	227	26	235	27	163	38	2,273	16	6.04	3.97	1.52	0.44	15.8	10.3	1.35	.281	3.83	3.85	95	8.17	10.5
10	Aaron Loup A. Loup	83	515.0	8	2	591	23	30	.434	3.43	480	0	0	486	196	233	39	162	50	95	21	2,197	16	8.39	2.83	2.96	0.68	21.8	7.4	1.26	.305	4.07	3.49	84	8.49	37.6
11	Jim Mecir J. Mecir	83	527.0	12	0	474	29	35	.453	3.77	450	0	0	482	221	240	41	225	23	126	28	2,263	19	7.69	3.84	2.00	0.70	19.9	9.9	1.34	.289	4.10	3.79	83	8.23	44.3
12	Craig Breslow C. Breslow	83	570.2	8	2	576	23	30	.434	3.45	442	0	0	536	219	250	56	226	17	137	18	2,428	25	6.97	3.56	1.96	0.88	18.2	9.3	1.34	.285	3.94	4.09	101	8.45	-2.8
13	Ron Mahay R. Mahay	84	568.0	4	3	514	27	12	.692	3.83	470	0	0	539	242	273	75	266	10	100	22	2,474	28	7.45	4.21	1.77	1.19	19.0	10.8	1.42	.281	4.33	4.62	104	8.54	-9.7
14	Paul Shuey P. Shuey	84	530.0	23	0	476	45	28	.616	3.87	556	0	0	471	228	252	43	277	14	156	32	2,309	36	9.44	4.70	2.01	0.73	24.1	12.0	1.41	.302	4.28	3.69	81	8.00	52.6
15	Matt Guerrier M. Guerrier	85	623.0	6	3	555	27	35	.435	3.52	411	0	0	580	244	263	69	206	19	123	29	2,618	30	5.94	2.98	2.00	1.00	15.7	7.9	1.26	.267	3.80	4.30	104	8.38	-11.9
16	Felix Rodriguez F. Rodriguez	88	586.1	11	1	563	38	26	.594	3.71	512	0	0	526	242	256	50	283	32	167	19	2,544	32	7.86	4.34	1.81	0.77	20.1	11.1	1.38	.286	3.93	4.04	94	8.07	16.5
17	Justin Wilson J. Wilson	88	561.2	20	0	647	38	30	.559	3.56	618	0	0	491	222	238	50	243	18	123	16	2,383	41	9.90	3.89	2.54	0.80	25.9	10.2	1.31	.303	3.81	3.49	85	7.87	38
18	Graeme Lloyd G. Lloyd	88	533.0	17	0	568	30	36	.455	4.04	304	0	0	560	239	274	51	161	23	175	36	2,293	23	5.13	2.72	1.89	0.86	13.3	7.0	1.35	.290	4.63	4.21	93	9.46	18.7
19	Justin Speier J. Speier	89	675.0	17	0	613	35	33	.515	4.11	588	0	0	612	308	324	108	231	45	190	37	2,883	38	7.84	3.08	2.55	1.44	20.4	8.0	1.25	.264	4.32	4.64	103	8.16	-7.2
20	Scott Sullivan S. Sullivan	90	737.1	9	0	558	40	28	.588	3.98	622	0	0	671	326	353	89	281	60	128	57	3,146	32	7.59	3.43	2.21	1.09	19.8	8.9	1.29	.278	4.31	4.35	96	8.19	15.4
21	Juan Rincon J. Rincon	90	507.0	3	3	444	35	29	.547	4.03	469	0	0	481	227	256	41	218	19	118	23	2,196	29	8.33	3.87	2.15	0.73	21.4	9.9	1.38	.304	4.54	3.68	85	8.54	36.2
22	Donn Pall D. Pall	91	505.1	10	0	328	24	23	.511	3.63	278	0	0	519	204	231	52	139	21	94	29	2,139	18	4.95	2.48	2.00	0.93	13.0	6.5	1.30	.283	4.11	4.07	102	9.24	-3.6
23	Mike Myers M. Myers	92	541.2	14	0	883	25	24	.510	4.29	429	0	0	525	258	278	58	256	43	195	33	2,385	10	7.13	4.25	1.68	0.96	18.0	10.7	1.44	.292	4.62	4.56	99	8.72	3
24	Tony Sipp T. Sipp	92	503.2	7	0	616	26	22	.542	3.72	531	0	0	405	208	222	74	221	11	124	16	2,110	26	9.49	3.95	2.40	1.32	25.2	10.5	1.24	.260	3.97	4.28	105	7.24	-11.9
25	Bryan Shaw B. Shaw	93	764.1	19	2	796	43	46	.483	3.96	681	0	0	723	336	377	82	299	32	172	21	3,270	41	8.02	3.52	2.28	0.97	20.8	9.1	1.34	.295	4.44	4.05	97	8.51	9.3