Space Heaters · Head-to-head

Dr. Infrared Heater DR-988 vs Heat Storm HS-1500-PHX-WIFI

Dr. Infrared Heater DR-988
Best Plug-In 240V Portable

Dr. Infrared Heater DR-988

6.4/10
$151.42 at Amazon
Check price at Amazon
Heat Storm HS-1500-PHX-WIFI
Best 120V Smart Wall Heater

Heat Storm HS-1500-PHX-WIFI

6.3/10
$134.99 at Amazon
Check price at Amazon

The short answer

Dr. Infrared Heater DR-988 and Heat Storm HS-1500-PHX-WIFI finish almost level in our scoring (6.4 vs 6.3 out of 10), so the right pick depends on what you value most. Dr. Infrared Heater DR-988 is stronger on heating performance, health & materials and value. Heat Storm HS-1500-PHX-WIFI is stronger on noise & sleep-friendliness, safety and bedroom usability. At current verified prices, the Heat Storm HS-1500-PHX-WIFI costs about $16.43 less.

Scores by criterion

CriterionDr. Infrared Heater DR-988Heat Storm HS-1500-PHX-WIFI
Noise & Sleep-Friendliness 4.5Fan-forced blower. 6.0No rated dB; an owner (Slickdeals) reports audible fan noise; quieter than 240V blowers but not silent.
Safety 6.3UL/cUL per retailers and a high-limit cutoff, but used at floor level and no confirmed tip-over switch. 7.0Tip-over and overheat protection per Bob Vila (Woodsmith conflicts); no UL/ETL listing confirmed; wall-mounted.
Heating Performance 7.85.6kW suits up to about a two-car garage. 4.51.5kW suits only small or insulated spaces.
Bedroom Usability 6.5Plug-and-play with a 6-30R outlet; otherwise you need an electrician. 8.5Wi-Fi, voice, digital thermostat and remote; the 3 ft cord limits placement.
Health & Materials 7.5Steel body, guarded grills, no combustion. 7.0Plastic-fronted housing; no combustion; no recall found.
Value 7.5About $151 for 5.6kW; adding an outlet may cost extra. 6.0$150 for 1.5kW is expensive, though you need no electrician.

Specifications

SpecDr. Infrared Heater DR-988Heat Storm HS-1500-PHX-WIFI
Heater type Fan-forced portable (marketed as infrared) Infrared wall-mount (plug-in)
Fanless (no blower) No No
Tip-over shutoff — Yes
Overheat protection Yes Yes
Cool-touch exterior — Yes
Safety listing (ETL/UL) UL and cUL listed (retailer listing) Not confirmed (Reviewed claims ETL; not found on manufacturer or retailer pages)
Thermostat type Analog dial, 37–113°F Digital, 40–99°F; Wi-Fi app/Alexa/Google
Remote control No Yes
Warranty 1 years 1 years
Weight — 9 lb
Manufacturer-rated coverage 600 sq ft —
Oscillation No —
Voltage 240V / 208V 120V
Max wattage 5,600 W 1,500 W
Power connection 6 ft cord with NEMA 6-30P plug (needs 30A 240V 6-30R outlet) 120V plug (about 3 ft cord)

Dr. Infrared Heater DR-988

Pros

  • 5,600W output
  • Plugs into a 6-30R outlet
  • Thermostat 37-113°F
  • Listed UL and cUL by retailers
  • Finger-proof grills

Cons

  • Needs a 30A 240V outlet, and testers had trouble finding one
  • Floor use only per the manual
  • No tip-over switch confirmed
  • Fan noise

A sensible choice for shops that already have the outlet. Otherwise a mounted unit is a better fit.

Full Dr. Infrared Heater DR-988 review →

Heat Storm HS-1500-PHX-WIFI

Pros

  • Broadest set of recommendations among 120V picks
  • Digital thermostat with Wi-Fi and voice control
  • Touch-safe grill
  • Plugs into a standard outlet
  • Overheat protection

Cons

  • Only about a 3 ft cord
  • Pricey for 1,500W
  • Not silent per one owner report
  • Safety listing not confirmed

The best 120V option for small, insulated spaces if you value controls. Weigh the price against its limited output.

Full Heat Storm HS-1500-PHX-WIFI review →

Both products are part of our guide The Best Electric Garage & Workshop Heaters (120V/240V) of 2026, where you can see every pick, how we score and current prices from each retailer.