| Composition | JVC KD-R871BT | JVC KD-G645 |
| Tuner | | has a digital |
| Cassette deck | no | |
| CD players | | yes |
| CD-player | yes | |
| MP3-players | | yes |
| MP3-player | yes | |
| DVD-player | no | no |
| Blu-ray player | | no |
| Radio | yes | |
| Amplifier | yes | yes |
| Equalizer | yes | yes |
| CD-changer | no | |
| Navigator | | no |
| GPS-receiver | no | |
| TV tuner | no | no |
| General characteristics | JVC KD-R871BT | JVC KD-G645 |
| Nominal and maximum power | | 4x22 W/4x50 W |
| Size | 1 din | 1 DIN |
| CD-changer interface is | | no |
| Color | black | |
| Number of channels | 4 | |
| Supported carriers and formats | JVC KD-R871BT | JVC KD-G645 |
| Formats | | CD Audio, MP3, WMA |
| Media | | CD-R, CD-RW |
| Output power | JVC KD-R871BT | JVC KD-G645 |
| Maximum | 50 W | |
| Display | JVC KD-R871BT | JVC KD-G645 |
| Display type | | monochrome |
| Type | monochrome | |
| Sensory | no | |
| Motorised | no | |
| Turning | no | |
| Equalizer | JVC KD-R871BT | JVC KD-G645 |
| Super-bass | no | |
| Management | JVC KD-R871BT | JVC KD-G645 |
| Infrared remote | | yes |
| Joystick on the steering wheel | | no |
| Auto plants | | yes |
| Interfaces | JVC KD-R871BT | JVC KD-G645 |
| Inputs | | USB |
| Audio input on the front panel | | yes |
| Outputs | | Subwoofer PreAmp |
| Bluetooth Support | | no |
| USB-port | yes | |
| Gold-plated connectors | no | |
| Wi-Fi | no | |
| Bluetooth | yes | |
| A2DP | yes | |
| Supported carriers | JVC KD-R871BT | JVC KD-G645 |
| CD-R | yes | |
| CD-RW | yes | |
| iPod/iPhone | yes | |
| Protection | JVC KD-R871BT | JVC KD-G645 |
| Detachable panel | yes | yes |
| Security codes | no | |
| Damping suspension | no | |
| Formats | JVC KD-R871BT | JVC KD-G645 |
| WMA | yes | |
| FLAC | yes | |
| Tuner | JVC KD-R871BT | JVC KD-G645 |
| Support band | | FM, MW |
| Tuner with long reception | | yes |
| Number of preset FM/AM | | 18 / 6 |
| Additional information | JVC KD-R871BT | JVC KD-G645 |
| Adjusting the voice | | yes |
| The number of bit DAC | | 24 |
| The number of bands equalizer | | 3 |
| ID3 tag support | | yes |
| CD-text | | yes |
| Dimensions (WxHxD) | | 178x50x160 mm |
| Inputs | JVC KD-R871BT | JVC KD-G645 |
| Audio input on the front panel | yes | |
| Composite video input | no | |
| Component Video Input | no | |
| To connect the navigation system | no | |
| Functionality | JVC KD-R871BT | JVC KD-G645 |
| Infrared remote | no | |
| Joystick on the steering wheel | no | |
| DSSA | no | |
| Audio cruise control | no | |
| Memory disk names | no | |
| Search folders / files | no | |
| Support rear view camera | no | |
| Android operating system | no | |
| The one-bit DAC architecture | no | |
| Backlit keys | JVC KD-R871BT | JVC KD-G645 |
| Backlit | yes | |
| Multicolor | no | |
| Adjust backlight brightness | no | |
| Support band | JVC KD-R871BT | JVC KD-G645 |
| FM | yes | |
| LW | no | |
| SW | no | |
| MW | yes | |
| VHF | no | |
| Digital tuner | yes | |
| HD Radio | no | |
| Auto plants | yes | |
| Number of preset radio | 24 | |
| Recording function | no | |
| RDS | yes | |
| RDS/EON | yes | |
| RDS/PTY | yes | |
