The differences between CUSTOM Studio and CUSTOM One Pro Plus are listed below.
| CUSTOM Studio | CUSTOM One Pro Plus | |
| Area of application | Professional studio use | General use, including with mobile devices |
| Cable | One cable:
|
Two cables:
|
| Impedance | 80 ohms | 16 ohms |
| Ear cushions | Velour | Artificial leather |
| Available colours | black | black, white |
| Headband | button fastening | Velcro fastener |
The differences in sound are as follows:
- The CUSTOM Studio has a more precise bass and mid-range than the CUSTOM One Pro Plus.
- The CUSTOM One Pro Plus has slightly less high mid-range.
- The CUSTOM One Pro Plus sounds slightly louder (especially at sources with low output impedance) and is therefore better suited for mobile use.
- The CUSTOM Sound Slider of the CUSTOM Studio is slightly fine-tuned, i.e. the differences between minimum and maximum bass reproduction and their intermediate stages are smaller than in the CUSTOM One Pro Plus.
- When set to maximum bass, CUSTOM One Pro Plus has more bass than CUSTOM Studio.
CUSTOM One Pro Plus and its predecessor CUSTOM One Pro sound the same.