Which is better for a gate or fence?

The IU32. It has a keypad and key cylinder on both sides, so people can enter and exit with a code from either direction. The Yamiry has a keypad on the outside only.

Is the IU32 worth about $70 more?

Yes if you need two-sided keypad entry, up to 50 codes per side, adjustable auto-lock, and USB-C backup power. If you only need one keypad on a front door, the Yamiry covers that for $49.99.

Which handles more users?

The IU32, at up to 50 codes per keypad. The Yamiry does not state a user code limit.

Which is better outdoors in rain?

The Yamiry states IP54 and an IP55 water penetration rating. The IU32 claims all-weather construction but gives no IP number, so the Yamiry's rating is the more specific claim.

Do either connect to a phone?

The Yamiry lists Bluetooth as smart connectivity. The IU32 is described as a standalone keypad and key lock with no app or Bluetooth stated.

What happens when the batteries die?

The IU32 beeps when the battery is low and has a USB-C emergency charging port. The Yamiry does not state a low-battery alert or backup port.

IU32 Double Sided Keypad Door Knob vs Yamiry Keypad Smart Door Knob Lock Keyless Entry Digital Lock with Handle

Buy the IU32 if you need keyless entry from both sides of a gate, fence, or door, since it has keypads and cylinders on both faces and holds up to 50 codes per side. Buy the Yamiry if you want a simple one-sided keypad knob for a front door at the lowest cost. The gap is wide: $119.99 at Amazon for the IU32 versus $49.99 at Amazon for the Yamiry, both as of November 4, 2026.

Today the Yamiry Keypad Smart Door Knob Lock Keyless Entry Digital Lock with Handle costs $70.00 less at its best price.

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