Question 1

Which is better, Lasko 3733 Box Fan or Genesis Twin Window Fan?

Accepted Answer

Based on our testing, the Lasko 3733 Box Fan scores higher overall at 8.5/10. The Lasko 3733 Box Fan scored 8.5/10 and the Genesis Twin Window Fan scored 8.3/10 in our Best Box Fans for Window 2026 evaluation.

Question 2

Is the Lasko 3733 Box Fan worth it over the Genesis Twin Window Fan?

Accepted Answer

The Lasko 3733 Box Fan scores 8.5/10 while the Genesis Twin Window Fan scores 8.3/10. The Lasko 3733 Box Fan is our "Best Overall" pick in the Best Box Fans for Window 2026 category.

Lasko 3733 Box Fan vs Genesis Twin Window Fan: Which to Buy?