There are multiple companies that publish product reviews for Hitachi HDTV's, including Consumer Affairs, PC Mag, Retrevo, Consumer Reports, Amazon.com and Walmart. Most of these resources make the reviews available on their company websites.
ConsumerAffairs.com has a large repository of customers who have reviewed and rated Hitachi products. Consumer Affairs then pulls together all the customer data and rates Hitachi on a scale of 1 to 5. PCMag.com not only provides reviews from customers, but from experts as well. The combination of customer and expert reviews covers all the angles of a product review.
Retrevo.com also offers expert reviews and customer reviews. Retrevo has a vast selection of Hitachi HDTV models and allows for price comparison between multiple models. ConsumerReports.org not only offers reviews specifically for Hitachi, but also includes a buying guide for similar TVs. This feature allows users to compare multiple brands and products within the same parameters. For instance, users have the ability to compare models based on similar budget, TV type, screen resolution and screen size.
Amazon.com has a large customer base, and numerous reviews are available as a result, including ones for Hitachi HDTV models. Walmart.com also has a large customer base and provides another detailed buying guide.