| Composition | Kia KVD-521EE | JVC KD-R426 |
| Tuner | has a digital | has a digital |
| CD players | no | yes |
| MP3-players | no | yes |
| Blu-ray player | no | no |
| DVD-player | | no |
| Amplifier | yes | yes |
| Equalizer | no | yes |
| Navigator | no | no |
| TV tuner | | no |
| General characteristics | Kia KVD-521EE | JVC KD-R426 |
| Maximum power | 4x40 W | 4x50 W |
| Management changer | CD | |
| CD-changer interface is | custom | no |
| Size | | 1 DIN |
| Color | | black |
| Display | Kia KVD-521EE | JVC KD-R426 |
| Display type | multicolor | monochrome |
| Management | Kia KVD-521EE | JVC KD-R426 |
| Pause when speaking on the phone | yes | |
| Infrared remote | | yes |
| Joystick on the steering wheel | | no |
| Search for a folder/file | | yes |
| Auto plants | | yes |
| Supported carriers and formats | Kia KVD-521EE | JVC KD-R426 |
| Formats | | CD Audio, MP3, WMA |
| Media | | CD-R, CD-RW |
| Interfaces | Kia KVD-521EE | JVC KD-R426 |
| Audio input on the front panel | no | yes |
| Outputs | audio | Subwoofer PreAmp |
| Connecting the ISO | yes | |
| Inputs | | USB |
| Bluetooth Support | | no |
| Additional information | Kia KVD-521EE | JVC KD-R426 |
| Signal/noise ratio | 50 dB | |
| Tone compensation | yes | yes |
| Dimensions (WxHxD) | 180x50x150 mm | 182x52x160 mm |
| Adjusting the voice | | yes |
| The number of bit DAC | | 24 |
| ID3 tag support | | yes |
| CD-text | | yes |
| Protection | Kia KVD-521EE | JVC KD-R426 |
| Detachable panel | | yes |
| Tuner | Kia KVD-521EE | JVC KD-R426 |
| Support band | | FM, MW |
| Tuner with long reception | | yes |
| Number of preset FM/AM | | 18 / 6 |
