Gree Vireo vs TOSOT Aoraki
Both point to the same factory, Gree: Gree certifies its own units with ENERGY STAR, and ENERGY STAR lists Gree as the certifier of TOSOT's units. Gree Vireo has 18 products on sale across 1 category, priced $2,103 to $3,900. TOSOT Aoraki has 12 products on sale across 1 category, priced $1,299.99 to $2,799.99. Largest system: 24,000 BTU/h (Gree Vireo 24,000 BTU ceiling cassette system) against 24,000 BTU/h (TOSOT Aoraki 24,000 BTU floor/ceiling system). Highest SEER2 (cooling efficiency): 26 (Gree Vireo 24,000 BTU ceiling cassette system) against 24.5 (TOSOT Aoraki 12,000 BTU 115V wall mount system). Highest HSPF2 (heating efficiency): 10.4 (Gree Vireo 9,000 BTU wall mount system) against 9.5 (TOSOT Aoraki 18,000 BTU floor/ceiling system). Most heat at 5 °F: 19,000 BTU/h (Gree Vireo 24,000 BTU wall mount system) against 20,000 BTU/h (TOSOT Aoraki 24,000 BTU floor/ceiling system). Longest compressor warranty: 7 years (Gree Vireo 12,000 BTU ceiling cassette system) against 8 years (TOSOT Aoraki 24,000 BTU ceiling cassette system).
At a glance
Who makes them?
Both point to the same factory, Gree: Gree certifies its own units with ENERGY STAR, and ENERGY STAR lists Gree as the certifier of TOSOT's units.
Gree Vireo
TOSOT Aoraki
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 18 vs 12
Questions
Are Gree Vireo and TOSOT Aoraki made by the same company?
Both point to the same factory, Gree: Gree certifies its own units with ENERGY STAR, and ENERGY STAR lists Gree as the certifier of TOSOT's units. How we work it out.
Which is cheaper, Gree Vireo or TOSOT Aoraki?
On the prices we have (as of October 14, 2026), the cheapest Gree Vireo system is the 9,000 BTU wall mount system at $2,103, 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, Gree Vireo or TOSOT Aoraki?
Gree Vireo: 18 products on sale across 1 categories. TOSOT Aoraki: 12 across 1.
Which is more efficient at cooling, Gree Vireo or TOSOT Aoraki?
By the brands' own figures: 26 for Gree Vireo (24,000 BTU ceiling cassette 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, Gree Vireo or TOSOT Aoraki?
By the brands' own figures: 10.4 for Gree Vireo (9,000 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, Gree Vireo or TOSOT Aoraki?
By the brands' own figures: 19,000 BTU/h for Gree Vireo (24,000 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 longer compressor warranty, Gree Vireo or TOSOT Aoraki?
By the brands' own figures: 7 years for Gree Vireo (12,000 BTU ceiling cassette system) and 8 years for TOSOT Aoraki (24,000 BTU ceiling cassette system). Years of compressor coverage under the brand's warranty, often only when registered. Conditions are on the product page.
Which has the better warranty if you install it yourself, Gree Vireo or TOSOT Aoraki?
Gree Vireo publishes Licensed installer required on 18 of its 18 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.