31mm 4-blade Micro Whoop Propellers (1.0mm Shaft) vs Gemfan 3520 3-Blade Propellers (1.5-5mm Shaft)
31mm 4-blade Micro Whoop Propellers (1.0mm Shaft) and Gemfan 3520 3-Blade Propellers (1.5-5mm Shaft) are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses.
| Criterion |  31mm 4-blade Micro Whoop Propellers (1.0mm Shaft) |  Gemfan 3520 3-Blade Propellers (1.5-5mm Shaft) |
|---|---|---|
| Price | $0.99 | $0.99 |
| Seller | betafpv | betafpv |
| Availability | Unknown avail. | In stock |
| Rating | — | — |
| Weight | 20 gLeast favorable value | 8 gBest value |
| 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.