| Composition | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Tuner | has a digital | has a digital |
| CD players | yes | yes |
| MP3-players | no | yes |
| DVD-player | | yes |
| Blu-ray player | no | no |
| Amplifier | yes | yes |
| Equalizer | yes | yes |
| Navigator | no | no |
| TV tuner | | no |
| General characteristics | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Frequency range | 10-20000 Hz | |
| Maximum power | 4x50 W | 4x50 W |
| Size | | 2 DIN |
| Management changer | CD, MD | CD |
| CD-changer interface is | custom | custom |
| Color | | black |
| Supported carriers and formats | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Formats | CD-Audio | CD-Audio, DVD-Video, MP3, MPEG4, WMA, AAC, JPEG |
| Media | | CD-R, CD-RW, VCD, DVD R, DVD RW |
| Decoder | | Dolby Digital, DTS |
| Standards support | | PAL, NTSC |
| Display | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Display type | bicolor | multi-color, touch, motorized |
| Display dimensions | | 156 x 82 mm |
| Display diagonal | | 6.95 inch |
| Display format | | 16:9 |
| Angle adjustment panel | | yes |
| Adjust backlight brightness | | yes, automatic |
| Adjusting the brightness of the display | | yes, automatic |
| Management | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Pause when speaking on the phone | yes | |
| Infrared remote | | yes |
| Joystick on the steering wheel | no | no |
| Search for a folder/file | | yes |
| Auto plants | | yes |
| Interfaces | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Connecting the ISO | yes | |
| Gold-plated connectors | yes | |
| Inputs | audio | video composite video USB |
| Audio input on the front panel | | no |
| Outputs | audio | composite video |
| Bluetooth Support | | no |
| Supports rear-view camera | | yes |
| Protection | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Detachable panel | yes | |
| Rotatable display | | yes |
| Tuner | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Support band | FM, MW, LW | FM, MW |
| RDS | RDS RDS/EON | RDS RDS/EON, RDS, PTY |
| Switching stereo/mono | | yes |
| Tuner with long reception | | yes |
| Number of preset FM/AM | | 18 / 6 |
| Additional information | KENWOOD KDC-4021 | KENWOOD DDX-7032 |
| Signal/noise ratio | 96 dB | |
| Tone compensation | yes | |
| Adjusting the voice | | yes |
| The number of bit DAC | | 24 |
| The number of bands equalizer | | 3 |
| ID3 tag support | | yes |
| CD-text | yes | yes |
| Dimensions (WxHxD) | 180x50x150 mm | 178x50x180 mm |
| Features | The system of coordinated management 3-band playback. Get a discount. Sleep timer (20/40/60 min). Possibility to change the button illumination. | The ability to connect the Hands-free Bluetooth KCA-BT100. Sleep timer (20/40/60 min). |
