ConsumerReports.org offers ratings and opinions for more than 55 space heaters of all types, grouped by size. Testing is hands-on and space heaters are scored on factors such as room heating and fire safety; high and low points are noted. Top choices earn Recommended status, while top values are deemed to be Best Buys.
TheSweethome.com researches space heaters online, then tests well-recommended ones to find the top choices. Discussion is deep, including a look at the testing methodology used to assess space heaters. Space heaters for large and small rooms are named, as are some close runners up.
Amazon.com lists lots of space heaters of different types, though not all are current models. Users offer feedback and ratings. Some space heaters only get a handful of reviews, others get dozens, hundreds or, in a few cases, thousands. Space heaters with lots of reviews typically struggle to get ratings of more than 4 stars, but some standouts can be spotted.
HomeDepot.com also lists a good assortment of space heaters. Again, some get only a handful of ratings, others hundreds of them, making it easy to spot customers' favorites. Reviewers can also say whether or not they would recommend their space heater to a friend. Many reviews are unique to the site, but others were originally posted on manufacturer web sites.
Walmart is another good spot for user opinions on space heaters. Owners can leave ratings or write reviews, though the latter tend to be short. Lots of models get more than enough feedback to be meaningful.
Lowes.com is another resource for user reviews of space heaters. Navigation is easy, and many space heaters get enough feedback for their ratings to be informative, even though some were originally posted elsewhere, mainly the manufacturers' web sites.
Sears offers lots of indoor space heaters (and even more are available from marketplace sellers that also list on the sears.com site). Most get limited feedback, but a few break from the pack with good ratings following a number of user reviews. Sears.com is the only site where you can find significant feedback on Kenmore space heaters.
Lots of space heaters are available via the BestBuy.com site. As with many user review sites, BestBuy.com is better used as a source for further information once you've narrowed you choices as many of the space heaters only have a handful of reviews, though others have hundreds.
Air-n-Water.com sells space heaters, and some receive dozens of reviews from users making this a worthwhile destination for additional owner feedback. Editors also make recommendations as to best space heaters, but there's no information on how those are selected.
Bob Tedeschi tests examples of popular space heater types -- fan heaters, ceramic, infrared and oil-filled -- and reports on his impressions. The review is hands-on, and some helpful insights are shared, but no best model or type is named.
Most of the reviews here date from 2008, though a few newer ones can be found on the site as well. Testing is hands on, and grades are provided along with a clear list of pros and cons. Despite the age of these reviews, many of the space heaters -- or at least their very similar successors -- are still available.
Do you care as much about how your space heater looks as how it performs? People Magazine's Lexi Dwyer lists six choices that could fit your décor or sense of style. However, no mention of how these space heaters made the cut is provided, nor is any testing described.