Tamiya 72003 High-Power Gearbox Kit vs 298:1 Micro Metal Gearmotor HPCB 12V with Extended Motor Shaft
Tamiya 72003 High-Power Gearbox Kit and 298:1 Micro Metal Gearmotor HPCB 12V with Extended Motor Shaft are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Tamiya 72003 High-Power Gearbox Kit is €8.05 cheaper ($18.15).
| Criterion |  Tamiya 72003 High-Power Gearbox Kit |  298:1 Micro Metal Gearmotor HPCB 12V with Extended Motor Shaft |
|---|---|---|
| Price | $18.15cheapest | $27.45 |
| Seller | Pololu | Pololu |
| Availability | In stock | In stock |
| Rating | — | — |
| Current max. | — | 0.21 A |
| Voltage | 3 V | 12 V |
| Torque max. | — | 0.73 kg·cm |
| Weight | 197 g | 9.5 g |
| Encoder | — | encoder-compatible (extended motor shaft) |
| Gear ratio | — | 297.92:1 |
| Gear ratio options | 41.7, 64.8 :1 | — |
| Long life carbon brushes | — | Yes |
| Max efficiency 12v | — | 26 % |
| Max output power 12v | — | 1 W |
| Motor shaft stall torque 3v | 0.97 oz·in | — |
| Motor type | — | 0.75A stall @ 12V (HPCB 12V - carbon brush) |
| No load current 12v | — | 0.08 A |
| No load current 3v | 150 mA | — |
| No load motor shaft speed 3v | 9 400 rpm | — |
| No load speed 12v | — | 110 rpm |
| No load speed 6v | — | 55 rpm |
| Output power at max efficiency | — | 0.65 W |
| Shaft diameter | — | 3 mm |
| Size | — | 10 × 12 × 25 mm |
| Speed at max efficiency | — | 87 rpm |
| Stall current 12v | — | 0.75 A |
| Stall current 3v | 2 700 mA | — |
| Stall current 6v | — | 0.38 A |
| Stall torque 12v | — | 3.3 kg·cm |
| Stall torque 6v | — | 1.7 kg·cm |
| 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.
Robotitem does not test products. This comparison reports seller-published data only, and ranking never takes affiliate commission into account.