| Composition | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Tuner | | has a digital |
| CD player | no | |
| CD players | | yes |
| MP3 player | yes | |
| MP3-players | | yes |
| DVD player | no | |
| DVD-player | | yes |
| Radio | yes | |
| Blu-ray player | | no |
| Amplifier | yes | yes |
| Equalizer | yes | yes |
| Navigator | | no |
| TV tuner | no | no |
| General characteristics | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Maximum power | | 4x50 W |
| Number of channels | 4 | |
| Size | 1 din | 2 DIN |
| Signal to Noise Ratio | 85 dB | |
| Management changer | | CD, DVD |
| Distortion coefficient | 10 % | |
| CD-changer interface is | | IP-Bus (Pioneer) |
| Color | black | black |
| Output power | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Maximum | 50 Watt | |
| Supported carriers and formats | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Formats | | CD-Audio, DVD-Video, MP3, MPEG4, WMA, AAC, JPEG |
| Media | | CD-R, CD-RW, VCD, DVD R, DVD RW |
| Memory card support | | SD, MMC |
| Decoder | | Dolby Digital, DTS |
| Standards support | | PAL, SECAM, NTSC |
| Load resistance | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Minimum | 4 Ohm | |
| Maximum | 8 Ohm | |
| Frequency range | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Minimum | 20 Hz | |
| Maximum | 20 000 Hz | |
| Display | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Display type | | multicolor |
| Display diagonal | | 7 inch |
| Display format | | 16:9 |
| Type | monochrome | |
| Angle adjustment panel | | yes |
| Sensory | no | |
| Brightness adjustment | no | |
| Panel angle adjustment | no | |
| Equalizer | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Tone Control | yes | |
| Management | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Multicolor lighting | | yes |
| Infrared remote | | yes |
| Joystick on the steering wheel | | no |
| Pause when speaking on the phone | | yes |
| Search for a folder/file | | yes |
| Auto plants | | yes |
| Carriers | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| SD/MMC card | yes | |
| SDHC | yes | |
| Formats | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| WMA | yes | |
| ID3 Tags | yes | |
| Interfaces | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Inputs | | video composite video USB |
| Audio input on the front panel | | no |
| USB port | yes | |
| Outputs | | composite video |
| USB on the front panel | yes | |
| Bluetooth Support | | no |
| ISO connection | yes | |
| Supports rear-view camera | | yes |
| Wi-Fi | no | |
| Bluetooth | yes | |
| A2DP | yes | |
| Tuner | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Support band | | FM, MW |
| Tuner with long reception | | yes |
| Inputs | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Front panel audio input | yes | |
| Additional information | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Adjusting the voice | | yes |
| ID3 tag support | | yes |
| CD-text | | yes |
| Dimensions (WxHxD) | | 178x100x180 mm |
| Outputs | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Audio output | yes | |
| Stereo audio output | yes | |
| Composite video output | no | |
| Functionality | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Infrared Remote | no | |
| Clock | yes | |
| Android operating system | no | |
| Key backlight | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Backlight | yes | |
| Multicolor | yes | |
| Brightness adjustment | no | |
| Protection | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Removable panel | yes | |
| Damping suspension | no | |
| Ranges | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| FM | yes | |
| LW | no | |
| SW | no | |
| MW | no | |
| VHF | no | |
| Auto Search Stations | yes | |
| Total number of radio presets | 18 | |
| Number of presets FM | 18 | |
| Dimensions | ACV AVS-817BMS | Pioneer AVH-P4250DVD |
| Width | 178 mm | |
| Height | 50 mm | |
| Depth | 90 mm | |
| Weight | 400 g | |
