| Composition | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Tuner | has a digital | has a digital |
| Cassette deck | yes | |
| CD players | no | yes |
| MP3-players | no | yes |
| DVD-player | no | no |
| Blu-ray player | no | no |
| Amplifier | yes | yes |
| Equalizer | yes | yes |
| Navigator | no | no |
| TV tuner | no | no |
| General characteristics | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Maximum power | 4x40 W | 4x50 W |
| Size | 1 DIN | 2 DIN |
| CD-changer interface is | no | no |
| Color | black | black |
| Management changer | CD | |
| Supported carriers and formats | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Formats | | CD Audio, MP3, WMA, AAC |
| Media | cassette | CD-R, CD-RW |
| Display | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Display type | multicolor | monochrome |
| Cassette deck | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Auto tape | yes | |
| Auto reverse | yes | |
| To search for music on cassette | no | |
| Skip pause on the tape | no | |
| Management | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Infrared remote | no | yes |
| Joystick on the steering wheel | no | no |
| Pause when speaking on the phone | | yes |
| Search for a folder/file | | yes |
| Auto plants | | yes |
| Multicolor lighting | yes | |
| Interfaces | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Inputs | | USB |
| Audio input on the front panel | no | yes |
| Outputs | | Subwoofer PreAmp |
| Bluetooth Support | no | no |
| Connecting the ISO | yes | yes |
| Protection | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Detachable panel | yes | |
| Tuner | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Support band | FM, VHF | FM, MW |
| Tuner with long reception | | yes |
| Number of preset FM/AM | | 18 / 6 |
| Additional information | KENWOOD KRC-3901RY | KENWOOD DPX-MP5100U |
| Adjusting the voice | | yes |
| ID3 tag support | no | yes |
| CD-text | | yes |
| Super-bass | yes | |
| Dimensions (WxHxD) | 180x50x150 mm | 178x100x155 mm |
