Sure RD18AY36AJVCvsTempstar TVH837GKA2*+TSTAT
Side-by-side heat pump comparison
Sure RD18AY36AJVC
SEER2
15.2–20BTU/Wh
HSPF2
8.1–10BTU/Wh
Cooling Capacity
31000–32800BTU/hr
Cold Climate
Yes
Cold climate certified
Tempstar TVH837GKA2*+TSTAT
SEER2
17–18BTU/Wh
HSPF2
8.1–8.5BTU/Wh
Cooling Capacity
31600–33000BTU/hr
Refrigerant
R-410A
GWP 2088 · Higher
Key differences
Sure RD18AY36AJVC is 10% more efficient at 20.0 BTU/Wh versus 18.0 BTU/Wh for the Tempstar TVH837GKA2*+TSTAT. The Tempstar TVH837GKA2*+TSTAT is larger at 33000 BTU/hr versus 32800 BTU/hr. Sure RD18AY36AJVC uses a lower-impact refrigerant: R-454B (GWP 470) versus R-410A (GWP 2088).
Efficiency
| Spec | Sure | Tempstar |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 20 | 18 |
| SEER2 (worst combination)(BTU/Wh) | 15.2 | 17 |
| HSPF2 (best combination)(BTU/Wh) | 10 | 8.5 |
| HSPF2 (worst combination)(BTU/Wh) | 8.1 | 8.1 |
| EER2 (best combination)(BTU/Wh) | 13 | 12 |
| COP at 5 °F | 2.10 | 1.98 |
Capacity
| Spec | Sure | Tempstar |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 32800 | 33000 |
| Cooling Capacity (min)(BTU/hr) | 31000 | 31600 |
| Heating at 47 °F(BTU/hr) | 36000 | 48000 |
| Heating at 17 °F(BTU/hr) | 29800 | 31000 |
| Heating at 5 °F(BTU/hr) | 28200 | 24400 |
Configuration
| Spec | Sure | Tempstar |
|---|---|---|
| Product Type | HP - Split System | HP - Split System |
| Compressor Staging | Continuously variable | Two-stage |
| Cold Climate Certified | Yes | No |
| Connected Capability | Yes | No |
| Series | VANTIX | SMARTCOMFORT DELUXE 18 VS HP |
| Indoor-Unit Combinations Rated | 176 | 65 |
Refrigerant
| Spec | Sure | Tempstar |
|---|---|---|
| Type | R-454B | R-410A |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-410A (GWP:2088) |