Ariston NUOS Side-Connect 65 Gal vs GE Profile 65 Gal

Last updated: October 22, 2026

The GE Profile 65 Gal is the better heat pump water heater overall, rated 4.4 to 3.6. The GE Profile 65 Gal leads on efficiency, hot water and noise.

Ariston NUOS Side-Connect 65 Gal vs GE Profile 65 Gal

Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every 65 gallon heat pump water heater; a clear win is highlighted. How we rank explains each one.

Factor weightGE Profile 65 GalAriston NUOS Side-Connect 65 Gal
Overall rating4.4/53.6/5
Efficiency 35%93 4.30 UEF61 3.85 UEF
Hot water 20%100 87 gallons in the first hour72 78 gallons in the first hour
Warranty 20%75 10-year tank, 10-year parts, 1-year labor70 10-year tank, 10-year parts
Cold rooms 15%40 heat pump runs down to 35 °F room air40 heat pump runs down to 35 °F room air
Noise 10%94 41 dB(A)43 49.1 dB(A)

Specifications

GE Profile 65 GalAriston NUOS Side-Connect 65 Gal
Ratings (ENERGY STAR)
Size (nominal)65 gal65 gal
Tank volume (measured)65 gal62 gal
Uniform Energy Factor4.303.85
First-hour rating87 gal78 gal
Draw patternHighHigh
Yearly energy use1,154 kWh1,289 kWh
Heat pump cut-off (low)35 °F35 °F
Sound level41 dB(A)49.1 dB(A)
ENERGY STAR ID44808743942614
Installation
Power240 V240 V
Circuit30 A, 208/240 V30 A, 208/240 V
Backup element5,500 W4,500 W
Operating air range35 to 120 °F36 to 120 °F
Minimum room size700 cu ft700 cu ft
Size47.5 in tall, 21.5 in across50 in tall, 20.2 in across
Weight269 lb-
RefrigerantR1234YFR-134a
Features
Wi-FiBuilt inBuilt in
AppSmartHQAriston NET
Demand response port (CTA-2045)YesYes
Leak detectionYesYes
ModesHeat Pump, Hybrid, High Demand, Electric, VacationComfort, Green, Fast, Electric, Vacation
Warranty and models
Warranty10 yr tank, 10 yr parts, 1 yr labor10 yr tank, 10 yr parts
Also sold as-American Standard ASHPWH-65*****, Lennox WHHP065T45MD240S****
Released2025-072024-12