The KDL-40R473 supports a 480i video mode which is better than most televisions of this age and type. Most mid-size TVs that came out around the same time as it support a 1080p video mode. In addition, this TV support 1080i, 480p, 576i and 576p and 720p video modes.
A 480i video mode is actually the worst supported video mode across all mid-size TVs that were launched more than two years ago.
A 2160p video mode is the best supported video mode amongst similar types of TV.