| Composition | Alpine CDE-201R | Alpine CDA-9851R |
| Tuner | | has a digital |
| CD player | yes | |
| CD players | | yes |
| MP3 player | yes | |
| MP3-players | | yes |
| DVD player | no | |
| DVD-player | | no |
| Radio | yes | |
| Blu-ray player | | no |
| Amplifier | yes | yes |
| Built-in Changer | no | |
| Equalizer | yes | yes |
| Built-in GPS receiver | no | |
| Navigator | | no |
| TV tuner | no | no |
| General characteristics | Alpine CDE-201R | Alpine CDA-9851R |
| Maximum power | | 4x50 W |
| Size | 1 din | 1 DIN |
| Management changer | | CD |
| Number of channels | 4 | |
| CD-changer interface is | | AI-Net |
| Color | black | black |
| Output power | Alpine CDE-201R | Alpine CDA-9851R |
| Maximum | 50 Watt | |
| Supported carriers and formats | Alpine CDE-201R | Alpine CDA-9851R |
| Formats | | CD Audio, MP3, WMA |
| Media | | CD-R, CD-RW, iPod |
| Equalizer | Alpine CDE-201R | Alpine CDA-9851R |
| Super bass | no | |
| Display | Alpine CDE-201R | Alpine CDA-9851R |
| Type | monochrome | |
| Display type | | multicolor |
| Sensory | no | |
| Motorized | no | |
| Turning | no | |
| Brightness adjustment | no | |
| Panel angle adjustment | no | |
| Management | Alpine CDE-201R | Alpine CDA-9851R |
| Infrared remote | | no |
| Joystick on the steering wheel | | no |
| Memory disk names | | yes |
| Auto plants | | yes |
| Carriers | Alpine CDE-201R | Alpine CDA-9851R |
| CD-R | yes | |
| CD-RW | yes | |
| iPod/iPhone | yes | |
| Interfaces | Alpine CDE-201R | Alpine CDA-9851R |
| Audio input on the front panel | | no |
| Outputs | | audio subwoofer PreAmp |
| Bluetooth Support | | no |
| Connecting the ISO | | yes |
| USB port | yes | |
| USB on the front panel | yes | |
| Gold plated connectors | no | |
| Wi-Fi | no | |
| Bluetooth | no | |
| A2DP | no | |
| Formats | Alpine CDE-201R | Alpine CDA-9851R |
| WMA | yes | |
| AAC | yes | |
| FLAC | yes | |
| Protection | Alpine CDE-201R | Alpine CDA-9851R |
| Detachable panel | | yes |
| Removable panel | yes | |
| Security Codes | no | |
| Damping suspension | no | |
| Tuner | Alpine CDE-201R | Alpine CDA-9851R |
| Support band | | FM, KW, MW, LW |
| RDS | | RDS RDS/EON |
| Number of preset FM/AM | | 18 / 6 |
| Additional information | Alpine CDE-201R | Alpine CDA-9851R |
| Super-bass | | yes |
| Adjusting the voice | | yes |
| Single-bit DAC architecture | | yes |
| ID3 tag support | | no |
| CD-text | | yes |
| Dimensions (WxHxD) | | 180x50x160 mm |
| Inputs | Alpine CDE-201R | Alpine CDA-9851R |
| Optical audio input | no | |
| Front panel audio input | yes | |
| Composite video input | no | |
| Component Video Input | no | |
| To connect the navigation system | no | |
| Outputs | Alpine CDE-201R | Alpine CDA-9851R |
| Audio output | yes | |
| Stereo audio output | no | |
| Audio Output PreAmp Subwoofer | yes | |
| Optical Audio Out | no | |
| Digital coaxial audio output | no | |
| Composite video output | no | |
| S-Video | no | |
| Headphones | no | |
| Component Video Output | no | |
| Functionality | Alpine CDE-201R | Alpine CDA-9851R |
| Infrared Remote | yes | |
| Steering wheel joystick | connection possible | |
| DSSA | no | |
| Audio Cruise Control | no | |
| Disk Name Memory | no | |
| Mute tones | no | |
| Clock | yes | |
| Search by folders / files | yes | |
| Support rear view camera | no | |
| Android operating system | no | |
| Key backlight | Alpine CDE-201R | Alpine CDA-9851R |
| Backlight | yes | |
| Multicolor | no | |
| Brightness adjustment | no | |
| Ranges | Alpine CDE-201R | Alpine CDA-9851R |
| FM | yes | |
| LW | yes | |
| SW | no | |
| MW | yes | |
| VHF | no | |
| Digital tuner | yes | |
| HD Radio | no | |
| Auto Search Stations | yes | |
| Total number of radio presets | 30 | |
| Stereo / Mono Switch | no | |
| Recording function | no | |
| RDS | yes | |
| RDS/EON | yes | |
| RDS/PTY | yes | |
