Difficult to say without looking at what your criteria are.
The KYD32 is a very popular 12,000 BTU unit, quite robust, used by the hire trade.
The most powerfiul on the other hand, that I know of is the MCM 350. It's a 35,000 BTU unit, but it's a bit big and industrial.
The most efficient one on the other hand is the MCWCS 250 Water Cooled Split Portable Air Conditioner, but then you have to have somewhere to put the outdoor bit, they are quiet though and will cool to 10 degrees.
Consumer Reports reccomends Friedrich Kuhl SS08M10 The Price range is $679.99 - $837.99. It has many options including a dirty filter indicator and the ability to be window mounted. User reviews are positive.
Some top air purifiers according to Consumer Reports are protected by a subscription service. You cannot see the rating unless you subscribe to Consumer Reports.
There are many good space heaters according to Consumer Reports. The best space heaters recommended by Consumer Reports would be the Lasko space heater brand.
Yes most of the Sony portable dvd recorder are rated higher than any other brands out there in consumer reports. In fact i'll rate them high too we own one and we love it.
According to Consumer Reports, the best handheld GPS as of recently is the Garmin Nuvi 1350LT when it comes to being easy on the budget and other features.
According to 2010 consumer reports, most people enjoy Dell laptop computers. They are reasonably priced and are great for work and play.
There are many different brands that offer quality cheap brands according to Consumer Reports. Some of the brands include LG, Panasonic, Samsung, and Sony.
"Consumer Reports" publish consumer information that rates the different features of products. There are also some sites online that will allow you to compare the different features of items. Nextag is a site that will allow you to do a comparison of portable DVD players.
According to Consumer Reports, yes.
Consumer Reports website is something that has to be subscribed to. The last printed magazine report from them that I could find, would be from September 2011.
Consumer Reports was created in 1936.
Carrier or Lennox. Carrier is better out of the two. As Florida contractor I would not buy or sell either because they are expensive. Goodman and Amana have much better prices and warranties.