Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 42×48mm, 4V, 1.2 A/Phase vs 75:1 Metal Gearmotor 25Dx69L mm HP 12V with 48 CPR Encoder
Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 42×48mm, 4V, 1.2 A/Phase and 75:1 Metal Gearmotor 25Dx69L mm HP 12V 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, Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 42×48mm, 4V, 1.2 A/Phase is €11.99 cheaper ($43.12).
| Criterion |  Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 42×48mm, 4V, 1.2 A/Phase |  75:1 Metal Gearmotor 25Dx69L mm HP 12V with 48 CPR Encoder |
|---|---|---|
| Price | $43.12cheapest | $56.95 |
| Seller | Pololu | Pololu |
| Availability | In stock | In stock |
| Rating | — | — |
| Current | 1.2 A | — |
| Current max. | — | 0.87 A |
| Resistance | 3.3 Ω | — |
| Voltage | 4 V | 12 V |
| Dimensions | 42×48mm | — |
| Torque max. | — | 3.3 kg·cm |
| Weight | 350 g | 104 g |
| Encoders | — | Yes |
| Gear ratio | — | 74.83:1 |
| Holding torque | 44 oz·in | — |
| Inductance per phase | 2.8 mH | — |
| Lead length | 30 cm | 8 in |
| Max efficiency 12v | — | 37 % |
| Motor type | — | 12V, 5.0A stall (HP 12V) |
| Nema size | 17 | — |
| No load current 12v | — | 0.3 A |
| No load speed 12v | — | 130 rpm |
| No load speed 6v | — | 65 rpm |
| Number of leads | 6 | — |
| Output power at max efficiency | — | 3.9 W |
| Shaft diameter | 5 mm | 4 mm |
| Shaft type | 5 mm "D" | — |
| Size | 42.3 mm square × 48 mm<br/>(NEMA 17) | 25D x 69L mm |
| Speed at max efficiency | — | 110 rpm |
| Stall current 12v | — | 5 A |
| Stall current 6v | — | 2.5 A |
| Stall torque 12v | — | 22 kg·cm |
| Stall torque 6v | — | 11 kg·cm |
| Steps per revolution | 200 | — |
| 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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