Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 57×56mm, 7.4V, 1 A/Phase vs Stepper Motor: Bipolar, 200 Steps/Rev, 57×76mm, 3.2V, 2.8 A/Phase
Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 57×56mm, 7.4V, 1 A/Phase and Stepper Motor: Bipolar, 200 Steps/Rev, 57×76mm, 3.2V, 2.8 A/Phase 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, 57×56mm, 7.4V, 1 A/Phase is €16.64 cheaper ($76.72).
| Criterion |  Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 57×56mm, 7.4V, 1 A/Phase |  Stepper Motor: Bipolar, 200 Steps/Rev, 57×76mm, 3.2V, 2.8 A/Phase |
|---|---|---|
| Price | $76.72cheapest | $95.92 |
| Seller | Pololu | Pololu |
| Availability | In stock | In stock |
| Rating | — | — |
| Current | 1 A | 2.8 A |
| Resistance | 7.4 Ω | 1.13 Ω |
| Voltage | 7.4 V | 3.2 V |
| Dimensions | 57×56mm | 57×76mm |
| Weight | 700 g | 1 kg |
| Holding torque | 125 oz·in | 270 oz·in |
| Inductance per phase | 10 mH | 3.6 mH |
| Lead length | 30 cm | 30 cm |
| Nema size | 23 | 23 |
| Number of leads | 6 | 4 |
| Shaft diameter | 6.35 mm | 6.35 mm |
| Shaft type | 1/4 inch "D" | 1/4 inch "D" |
| Size | 56.4 mm square × 56 mm | 56.4 mm square × 76 mm |
| Steps per revolution | 200 | 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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