MiniSplit Facts

DELLA Optima CloudAir vs TOSOT Aoraki

Different factories: DELLA Optima CloudAir's certified ratings match models TCL certifies under its own name; ENERGY STAR lists Gree as the certifier of TOSOT's units. DELLA Optima CloudAir has 5 products on sale across 1 category, priced $899.96 to $1,804.96. TOSOT Aoraki has 12 products on sale across 1 category, priced $1,299.99 to $2,799.99. Largest system: 23,000 BTU/h (DELLA Optima CloudAir 23,000 BTU wall mount system) against 24,000 BTU/h (TOSOT Aoraki 24,000 BTU floor/ceiling system). Highest SEER2 (cooling efficiency): 24 (DELLA Optima CloudAir 12,000 BTU wall mount system) against 24.5 (TOSOT Aoraki 12,000 BTU 115V wall mount system). Highest HSPF2 (heating efficiency): 10 (DELLA Optima CloudAir 18,000 BTU wall mount system) against 9.5 (TOSOT Aoraki 18,000 BTU floor/ceiling system). Most heat at 5 °F: 18,600 BTU/h (DELLA Optima CloudAir 23,000 BTU wall mount system) against 20,000 BTU/h (TOSOT Aoraki 24,000 BTU floor/ceiling system).

At a glance

Fact DELLA Optima CloudAir TOSOT Aoraki
Launched 2025 2024
Products on sale512
CategoriesSingle-zone systems (5)Single-zone systems (12)
Price range$899.96 – $1,804.96cheapest: 9,000 BTU 115V wall mount system$1,299.99 – $2,799.99cheapest: 12,000 BTU 115V wall mount system
Largest system23,000 BTU/h23,000 BTU wall mount system24,000 BTU/h24,000 BTU floor/ceiling system
Highest SEER2 (cooling efficiency)2412,000 BTU wall mount system24.512,000 BTU 115V wall mount system
Highest HSPF2 (heating efficiency)1018,000 BTU wall mount system9.518,000 BTU floor/ceiling system
Most heat at 5 °F18,600 BTU/h23,000 BTU wall mount system20,000 BTU/h24,000 BTU floor/ceiling system
Keeps heating in the coldest weather-13 °F23,000 BTU wall mount systemnone published
Longest compressor warrantynone published8 years24,000 BTU ceiling cassette system
Warranty if you install it yourselfKepton 5 productsLicensed installer requiredon 12 products
Where soldDELLA, AmazonTOSOT

Who makes them?

Different factories: DELLA Optima CloudAir's certified ratings match models TCL certifies under its own name; ENERGY STAR lists Gree as the certifier of TOSOT's units.

DELLA Optima CloudAir

5 of DELLA Optima CloudAir's 5 ENERGY STAR certified systems carry certified ratings identical to models TCL certifies under its own name, which points to TCL as the maker (inferred from the certification records; not a statement by DELLA).

  • TCL: 5 systems with identical certified ratings

TOSOT Aoraki

confirmed Gree. source ↗

How we work out who makes what →

Part by part

Matched by each product's size tier within its own line, so a row pairs each brand's compact, medium, large or XL piece. Tiers are for lining lineups up; the dimensions say how big each one really is.

Single-zone systems 5 vs 12

TierDELLA Optima CloudAirTOSOT Aoraki
9,000 BTU
9,000 BTU 115V wall mount system 9,000 BTU/h · 23 · $899.96
9,000 BTU ceiling cassette system 9,000 BTU/h · 24 · $1,499.99
12,000 BTU
12,000 BTU 115V wall mount system 12,000 BTU/h · 23 · $969.96
12,000 BTU wall mount system 12,000 BTU/h · 24 · $949.96
12,000 BTU 115V wall mount system 12,000 BTU/h · 24.5 · $1,299.99
12,000 BTU ceiling cassette system 12,000 BTU/h · 23 · $1,599.99
12,000 BTU wall mount system 12,000 BTU/h · 24.5 · $1,299.99
18,000 BTU
18,000 BTU wall mount system 18,000 BTU/h · 23 · $1,499.96
18,000 BTU ceiling cassette system 18,000 BTU/h · 21 · $2,199.99
18,000 BTU concealed duct system 18,000 BTU/h · 22.5 · $2,299.99
18,000 BTU floor/ceiling system 18,000 BTU/h · 21.5 · $2,199.99
18,000 BTU wall mount system 18,000 BTU/h · 24.5 · $1,800
24,000 BTU —
24,000 BTU ceiling cassette system 24,000 BTU/h · 22.5 · $2,699.99
24,000 BTU concealed duct system 24,000 BTU/h · 19.5 · $2,799.99
24,000 BTU floor/ceiling system 24,000 BTU/h · 22.5 · $2,599.99
24,000 BTU wall mount system 24,000 BTU/h · 23.5 · $2,199
Untiered
23,000 BTU wall mount system 23,000 BTU/h · 23 · $1,804.96
 —

All single-zone systems from both brands, side by side →

Questions

Are DELLA Optima CloudAir and TOSOT Aoraki made by the same company?

Different factories: DELLA Optima CloudAir's certified ratings match models TCL certifies under its own name; ENERGY STAR lists Gree as the certifier of TOSOT's units. How we work it out.

Which is cheaper, DELLA Optima CloudAir or TOSOT Aoraki?

On the prices we have (as of October 14, 2026), the cheapest DELLA Optima CloudAir system is the 9,000 BTU 115V wall mount system at $899.96, and the cheapest TOSOT Aoraki system is the 12,000 BTU 115V wall mount system at $1,299.99. Prices are re-checked weekly.

Which has more products, DELLA Optima CloudAir or TOSOT Aoraki?

DELLA Optima CloudAir: 5 products on sale across 1 categories. TOSOT Aoraki: 12 across 1.

Which is more efficient at cooling, DELLA Optima CloudAir or TOSOT Aoraki?

By the brands' own figures: 24 for DELLA Optima CloudAir (12,000 BTU wall mount system) and 24.5 for TOSOT Aoraki (12,000 BTU 115V wall mount system). Seasonal cooling efficiency under the 2023 test procedure. Higher uses less electricity.

Which is more efficient at heating, DELLA Optima CloudAir or TOSOT Aoraki?

By the brands' own figures: 10 for DELLA Optima CloudAir (18,000 BTU wall mount system) and 9.5 for TOSOT Aoraki (18,000 BTU floor/ceiling system). Seasonal heating efficiency under the 2023 test procedure. Higher uses less electricity.

Which puts out more heat at 5 °F, DELLA Optima CloudAir or TOSOT Aoraki?

By the brands' own figures: 18,600 BTU/h for DELLA Optima CloudAir (23,000 BTU wall mount system) and 20,000 BTU/h for TOSOT Aoraki (24,000 BTU floor/ceiling system). Heat output with 5 °F outdoors, from the certification record. Published for units certified for cold climates.

Which has the better warranty if you install it yourself, DELLA Optima CloudAir or TOSOT Aoraki?

DELLA Optima CloudAir publishes Kept on 5 of its 5 products; TOSOT Aoraki publishes Licensed installer required on 12 of its 12 products. What the brand's warranty says when the owner installs the unit: kept, reduced, or void without a licensed installer. The quote is on the product page.

Answered from the catalogue data, as of October 14, 2026. How we compare.

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