The air conditioning in the Citroën C5 helps make sure everyone has a comfortable ride. Features include:

-  customised (and programmable) temperature settings
-  a rear air blower and automatic recirculation
-  a soft diffusion system that creates a uniform blanket of air around the cabin.

The Citroën C5 Saloon has superb soundproofing to keep you and your passengers travelling smoothly.

-    Its laminated side windows have excellent acoustics. Made of two sheets of glass and one of plastic, the windows filter out more exterior noise*.
-    A triple seal effectively soundproofs the doors.
-    The engine sits in a sound-absorbent casing.

NaviDrive 3D is an advanced telematics system with a wide range of functions:
- a large 16/9 7" colour screen with 3D maps of Europe showing building height, monuments and relief;
- centralised GSM telephone, multimedia services (radio, MP3 CD and video DVD player), and GPS navigation;
- a jukebox function to store up to 10 Gb of music from a CD, USB stick or SD card;
- access to Citroën Localized Assistance Call; Citroen OnLine and Citroën Localized Emergency Call services;
- controlled from the steering wheel for easy use.

You can also choose the cost-effective MyWay navigation system with maps of Europe and a 7” colour screen, as well as an MP3 and WMA-compatible CD player and Bluetooth(R) hands-free kit.

With Citroën eTouch, Citroën is introducing a new, innovative, approach to services for a communicating car: localised emergency call and localised assistance call services, as well as an EcoDriving function and a virtual service book available on your personal MyCITROËN page on the Web.

These two services keep track of any servicing and maintenance operations to be carried out, warn you of any mechanical or safety incidents, and monitor fuel consumption and CO2 emissions.

The Citroën C5 Saloon has a high-spec Hi-Fi system with:

-    eight speakers built into the dashboard and doors
-    a subwoofer in the boot to improve bass
-    a 350-watt Dolby Surround digital amplifier for enhanced sound throughout the cabin.