Question 1

Which is better, Rachio 3 or Rain Bird ST8I-2.0?

Accepted Answer

Based on our testing, the Rachio 3 scores higher overall at 9.2/10. The Rachio 3 scored 9.2/10 and the Rain Bird ST8I-2.0 scored 8.4/10 in our Best Smart Sprinkler Controllers WiFi 2026 evaluation.

Question 2

Is the Rachio 3 worth it over the Rain Bird ST8I-2.0?

Accepted Answer

The Rachio 3 scores 9.2/10 while the Rain Bird ST8I-2.0 scores 8.4/10. The Rachio 3 is our "Best Overall" pick in the Best Smart Sprinkler Controllers WiFi 2026 category.

Rachio 3 vs Rain Bird ST8I-2.0: Which to Buy?