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DELLA Optima Series 9000 BTU Mini Split AC with Soft Airflow Review

DELLA · #3 in Best Mini-Split Air Conditioners for 2026: Single and Multi-Zone Compared · Prices checked September 28, 2026

DELLA Optima Series 9000 BTU Mini Split AC with Soft Airflow, Hyper Heat Down to -13°F, Up to 400 Sq. Ft, 23 SEER2 115V, Energy Star, WiFi & Alexa, Inverter…

9.0

HPR 9.0/10

How we rate

$899.96

Notes from Tobias Renner, HVAC & Heating Editor

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What stood out

Hyper heat down to -13F
9,000 BTU
Soft airflow for bedrooms

How this review is sourced

We do not run a laboratory. This page summarizes the editorial placement of this model in Best Mini-Split Air Conditioners for 2026: Single and Multi-Zone Compared, based on listing specs, public buyer feedback signals, and our published rating criteria. Specs and prices can change; verify on the retailer page before you buy.