According to the NPD Group, here is a list of the top four selling in-dash car audio and video DVD receivers for most of 2014 (January through November).
Top 4 Mobile Multimedia; Unit Rank
Jan – November 2014
1. Kenwood DDX371 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
2. Pioneer AVH-X3600BHS 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
3. Pioneer AVH-X2600BT 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
4. Pioneer AVH-X1600DVD 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
Top 5 Mobile Multimedia; Dollar Rank
Jan – November 2014
1. Kenwood DDX371 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
2. Pioneer AVH-X3600BHS 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
3. Pioneer AVH-X2600BT 6.1? In-Dash Widescreen Touchscreen Built-In DVD System
4. Pioneer SPH-DA210 7? In-Dash Widescreen Touchscreen Built-In DVD System
Source: CEOUTLOOK