Fingerprint 2 Unit (A-K323CP) vs Byte Button Unit with 8x Buttons (STM32G031)
Fingerprint 2 Unit (A-K323CP) and Byte Button Unit with 8x Buttons (STM32G031) are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Byte Button Unit with 8x Buttons (STM32G031) is €3.47 cheaper ($7.50).
| Criterion |  Fingerprint 2 Unit (A-K323CP) |  Byte Button Unit with 8x Buttons (STM32G031) |
|---|---|---|
| Price | $11.50Least favorable value | $7.50Best value |
| Seller | m5stack | m5stack |
| Availability | In stock | In stock |
| Rating | — | — |
| Weight | 15 gBest value | 27 gLeast favorable 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.