73:1 Metal Gearmotor 20Dx42L mm (Short Output Shaft) vs 4.4:1 Metal Gearmotor 25Dx63L mm HP 24V with 48 CPR Encoder
73:1 Metal Gearmotor 20Dx42L mm (Short Output Shaft) and 4.4:1 Metal Gearmotor 25Dx63L mm HP 24V with 48 CPR Encoder are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, 73:1 Metal Gearmotor 20Dx42L mm (Short Output Shaft) is €21.66 cheaper ($31.95).
| Criterion |  73:1 Metal Gearmotor 20Dx42L mm (Short Output Shaft) |  4.4:1 Metal Gearmotor 25Dx63L mm HP 24V with 48 CPR Encoder |
|---|---|---|
| Price | $31.95cheapest | $56.95 |
| Seller | Pololu | Pololu |
| Availability | In stock | In stock |
| Rating | — | — |
| Current max. | — | 0.53 A |
| Voltage | — | 24 V |
| Torque max. | — | 0.33 kg·cm |
| Weight | 43 g | 94 g |
| Encoders | — | Yes |
| Gear ratio | 73:1 | 4.4:1 |
| Lead length | — | 8 in |
| Max efficiency 24v | — | 51 % |
| Max output power 24v | — | 12 W |
| Motor type | — | 24V, 2.7A stall (HP 24V) |
| No load current 24v | — | 0.1 A |
| No load current 6v | 250 mA | — |
| No load speed 12v | — | 1 200 rpm |
| No load speed 24v | — | 2 300 rpm |
| No load speed 6v | 180 rpm | — |
| Output power at max efficiency | — | 6.5 W |
| Shaft diameter | 4 mm | 4 mm |
| Size | 20D x 44L mm | 25D x 63L mm |
| Speed at max efficiency | — | 1 900 rpm |
| Stall current 12v | — | 1.5 A |
| Stall current 24v | — | 2.7 A |
| Stall current 6v | 3 200 mA | — |
| Stall torque 12v | — | 1.2 kg·cm |
| Stall torque 24v | — | 2 kg·cm |
| Stall torque 6v | 60 oz·in | — |
| View at seller ↗ | View at seller ↗ |
Specifications are extracted automatically from seller data — an empty cell means the seller does not publish that value, not that the product lacks it.
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