Pololu Motor Compare Chart

Product	Size	Weight	Gear-ratio	Free run speed	Free run current	Stall current	Stall torque²	Buy	Comments
	mm	oz		@6V rpm	@6V mA	@6V mA	@6V oz•in
	20Dx42L	1.7	25:1	470	60	580	7	Buy	#1085LP=Low Power
	20Dx47L	1.85	154:1	90	250	3300	122	Buy	#1109
	20Dx45L	1.8	67:1	210	250	3300	57	Buy	#1108
	37Dx57L	6.8	122:1	41	250	2500	125	Buy	#1107¹
	37Dx57L	6.8	100:1	50	250	2500	110	Buy	#1106¹
	37Dx54L	6.6	67:1	75	250	2500	100	Buy	#1105¹
	37Dx54L	6.6	50:1	101	250	2500	85	Buy	#1104¹
	37Dx52L	6.4	29:1	175	250	2500	55	Buy	#1103¹
	37Dx52L	6.4	19:1	256	250	2500	42	Buy	#1102¹
	24x10x12	0.34	100:1	320	80	1600	25	Buy	#1101
	24x10x12	0.34	5:1	2500	50	360	1	Buy	#1100
	24x10x12	0.34	10:1	1300	40	360	2	Buy	#1099
	24x10x12	0.34	50:1	250	40	360	6	Buy	#1098
	24x10x12	0.34	150:1	85	40	360	15	Buy	#1097
	24x10x12	0.34	210:1	60	40	360	19	Buy	#1096
	24x10x12	0.34	250:1	50	30	360	22	Buy	#1095
	24x10x12	0.34	298:1	45	30	360	25	Buy	#1094
	24x10x12	0.34	30:1	1000	120	1600	8	Buy	#1093
	20Dx44L	1.7	25:1	500	250	3300	40	Buy	#1092
	38x12x15	0.8	35:1	350	70	1500	35	Buy	#1091
	24x10x12	0.34	5:1	6000	120	1600	2	Buy	#1000
	24x10x12	0.34	10:1	3000	120	1600	4	Buy	#999
	24x10x12	0.34	50:1	630	100	1600	15	Buy	#998
	24x10x12	0.34	150:1	200	70	1600	45	Buy	#997
	24x10x12	0.34	210:1	140	70	1600	65	Buy	#996
	24x10x12	0.34	250:1	120	70	1600	75	Buy	#995
	24x10x12	0.34	298:1	100	70	1600	90	Buy	#994
	24x10x12	0.34	30:1	440	40	360	4	Buy	#993
	24x10x12	0.34	100:1	120	40	360	10	Buy	#992
	16Dx32L	0.76	24:1	410	70	420	4	Buy	#991
	16Dx32L	0.76	100:1	140	90	800	15	Buy	#990

Notes:

1 This motor is intended for operation at 12 V.
2 The stall torque should only be considered a rough estimate.

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