Senville AURA 18,000 BTU (Cold Climate) vs Pioneer Quantum Hyperformance 18,000 BTU Hyper Heat

Quick take: The Pioneer Quantum Hyperformance 18,000 BTU Hyper Heat costs $247 less; the Pioneer Quantum Hyperformance is the more efficient unit (23.5 SEER2).

SpecSenville AURA 18,000 BTU (Cold Climate)Pioneer Quantum Hyperformance 18,000 BTU Hyper Heat
Price~$2,090~$1,843
TypeSingle-ZoneSingle-Zone
Capacity18k BTU18k BTU
Coverage~1,000 sq ft~750 sq ft
SEER2 (cooling)21.423.5
HSPF2 (heating)1110
Low-Ambient Heatingto -22°Fto -22°F
Max heat at 5°F (NEEP)not listed17,800 BTU
Heat kept at 5°F—99% of rated
RefrigerantR-454BR-454B
ZonesSingle zoneSingle zone
Voltage230V230V
WiFi ControlBuilt-inBuilt-in
InstallProfessional installation is required for the 10-year compressor / 5-year parts warranty, which also needs online registration. The system runs on a 16 to 20 A breaker with a 1/4 in. liquid and 1/2 in. gas lineset sold separately, and an Alexa USB Wi-Fi kit is included.Sold as a professional-install kit with a pre-packed lineset. The outdoor unit needs a 30A double-pole breaker and a 1/2 in. gas line, both larger than the cheaper Pioneer 18k models, so check the existing circuit before swapping. Pioneer's parts and compressor coverage is tied to registration, and R-454B should be handled by a tech with A2L experience.
Warranty10 years compressor / 5 years parts with online registration; professional installation is required for the warranty to be valid.Pioneer lists up to 5 years parts and compressor on its current kits, conditional on registration; confirm the exact terms on the Hyperformance page at checkout.

Pros & cons

Senville AURA 18,000 BTU (Cold Climate)

  • ✓11.0 HSPF2 and heating to -22°F for a retailer-sold 18k
  • ✓10-year compressor warranty with registration and pro install
  • ✓Alexa USB kit included for Wi-Fi
  • ✓Energy Star listed by the retailer
  • ✗Lineset is sold separately
  • ✗About $1,120 more than the Senville Leto 18k
  • ✗No certified capacity at 5°F is published, since it has no NEEP listing
  • ✗Warranty requires pro install plus online registration

Pioneer Quantum Hyperformance 18,000 BTU Hyper Heat

  • ✓Published heating floor of -22°F, 18 degrees lower than Pioneer's Diamante Pro
  • ✓10.0 HSPF2 (region IV) and 23.5 SEER2 are both above the Pro series
  • ✓Wi-Fi control via the Airlink app is listed as a built-in feature
  • ✓Heating range up to 21,400 BTU/h gives headroom over the 18,000 nameplate
  • ✓Cheaper than most name-brand cold-climate 18k systems
  • ✗Needs a 30A breaker and 1/2 in. gas line
  • ✗Pioneer's compressor warranty depends on registration and is shorter than Mitsubishi or Fujitsu pro-install terms
  • ✗R-454B A2L handling means pick an installer with the right gauges and training