Electric Fireplaces · Head-to-head

Duraflame DFI-5010-01 vs PuraFlame Klaus 33"

Duraflame DFI-5010-01
Best Overall

Duraflame DFI-5010-01

7.2/10
$259.99 at Amazon
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PuraFlame Klaus 33"
Best Insert for an Existing Fireplace

PuraFlame Klaus 33"

6.8/10
$429.99 at Amazon
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The short answer

Duraflame DFI-5010-01 comes out ahead overall with 7.2/10 against 6.8/10 for the PuraFlame Klaus 33". Duraflame DFI-5010-01 is stronger on installation & fit, reliability & build quality, safety & indoor air and value. PuraFlame Klaus 33" is stronger on controls & features. At current verified prices, the Duraflame DFI-5010-01 costs about $170.00 less.

Scores by criterion

CriterionDuraflame DFI-5010-01PuraFlame Klaus 33"
Flame realism & ambiance 7.8Family Handyman testers call the 3D flames realistic; it is a small, roughly 2 ft stove. 7.8Rated most realistic by one hands-on tester; capped because there is no second tester, and CR found all tested inserts' flames fake-looking.
Heating performance 6.81,500 W infrared with thermostat; the 1,000 sq ft claim is marketing. 6.5750/1,500 W with thermostat; owners report the thermostat is inconsistent.
Installation & fit 7.5Plug-and-play, but freestanding only, and the cord exits from the top. 6.5Existing firebox only; no hardwire option; check the height variant.
Controls & features 6.5Remote plus hidden panel and flame-only mode; the remote can't change the temperature, and there's no smart control. 7.0Remote, thermostat, flame-only mode and crackle sound.
Reliability & build quality 6.5Steel body; some owners report early failure; 1-year warranty. 6.0Owners report some heater failures; warranty is unpublished.
Safety & indoor air 6.5The label states UL/CSA. No tip-over switch, and some burning-smell reports. 6.0Cool-running glass door; no UL/ETL mark found.
Value 8.0$260 for the most-recommended unit. 6.5$430 live is fair for the look, but well above its roughly $330 low.

Specifications

SpecDuraflame DFI-5010-01PuraFlame Klaus 33"
Install type Freestanding stove Fireplace insert (existing firebox)
Width 24 in 33.06 in
Depth 12.9 in 7.8 in
Max heater power 1,500 W 1,500 W
Heat output (rated) 5,200 BTU/h —
Manufacturer-claimed heating area 1,000 sq ft 400 sq ft
Heater type Infrared quartz, fan-forced Fan-forced
Adjustable thermostat Yes Yes
Flame-only mode Yes Yes
Wi-Fi / app / voice control No No
Safety listing Manual rating label states UL 1278 / CSA C22.2 No. 46 (not verified in a listing database) —
Warranty 1 years —

Duraflame DFI-5010-01

Pros

  • No installation; just plug it in
  • Flame runs with or without heat
  • 1,500 W infrared quartz heater with thermostat
  • Widely recommended across six outlets
  • Manual rating label states UL 1278 / CSA C22.2 No. 46

Cons

  • No tip-over switch, per Popular Science
  • Remote cannot set the temperature
  • Only about 2 ft tall
  • Some owners report a burning smell or early failure
  • The 1,000 sq ft claim is optimistic for a 1,500 W heater

The best all-around choice for renters and anyone who wants a convincing fire with real spot heat and zero installation. Mind the missing tip-over protection and treat it as a room-sized heater.

Full Duraflame DFI-5010-01 review →

PuraFlame Klaus 33"

Pros

  • Most realistic look according to Bob Vila's tester
  • Resin logs, brick interior and glass door
  • 750/1,500 W heater with thermostat
  • Flame runs without heat
  • Recommended by four outlets

Cons

  • Owner reports of heater and thermostat failures
  • Cannot be hardwired
  • Crackle sound isn't very realistic
  • No published safety mark
  • Listed height varies with trim

The best-looking way to convert a real fireplace, as long as you accept some reliability uncertainty.

Full PuraFlame Klaus 33" review →

Both products are part of our guide The Best Electric Fireplaces of 2026, where you can see every pick, how we score and current prices from each retailer.