What’s Happening: Meridian Audio, the UK-based audio technology company, and HiPhi, Human Horizons’ luxury smart all-electric vehicle brand, have worked together on the HiPhi Z Fully Electric GT to introduce the Sonic Pro sound system. The system is engineered by Meridian and is now available as standard in all HiPhi Z vehicles.
Why It Matters: The new sound system represents a significant advancement in in-car audio performance in HiPhi vehicles. The system features an increased channel count, enhanced amplifier power, and six unique Meridian technologies that offer a fully immersive audio experience. This collaboration comes at an exciting time for Meridian, which recently introduced EbM, an audio engineering consultancy and technology licensing offering.

Key Points:
- The HiPhi Z Sonic Pro sound system comprises 23 fully active loudspeakers, including woofers, midranges, and tweeters.
- The system also features four rear surround channels, four height channels, a center channel, and a subwoofer.
- The six unique Meridian DSP technologies incorporated in the sound system include Meridian Horizon, Meridian Intelli-Q, Meridian Perfect Balance, Meridian Digital Precision, Meridian RE-Q, and Meridian True Time.
- The Meridian Horizon technology provides the end user with four different sound setting modes, and the system also features five EQ presets.
- The Meridian Intelli-Q allows Data-Driven Equalisation, and Meridian Perfect Balance dynamically applies psychoacoustically informed frequency compensation to incoming audio.
- The Meridian Digital Precision ensures that digital signal changes are smooth and seamless. At the same time, Meridian RE-Q cabin correction technology optimizes the audio system to the precise acoustics of the vehicle cabin.
- Meridian True Time is a filter that produces accurate timing with clean and precise transients, while Meridian Perfect Balance ensures tonally balanced audio at all volume levels.
Bottom Line: The HiPhi Z Sonic Pro sound system significantly advances in in-car audio technology. The collaboration between Meridian Audio and HiPhi has resulted in a fully optimized system that delivers an exceptional audio experience for every vehicle occupant. Incorporating Meridian’s six unique DSP technologies has solved many inherent issues and limitations in automotive applications, ensuring a lifelike, natural, and authentic audio experience.