Citroen XM

vs

Citroen C6

France vs France — 1989 vs 2005

Citroen XM (1989)
Citroen C6 (2005)
Specifications
XM V6 ExclusiveC6 V6 HDi Exclusive
Horsepower190 hp208 hp
Torque199 lb-ft325 lb-ft
Engine Size2,946 cc2,720 cc
0-60 mph8.5 sec8.5 sec
Top Speed142 mph143 mph
¼ Mile16.5 sec16.5 sec
Weight3,395 lbs3,869 lbs
Wheelbase2,850 mm2,900 mm
Length4,713 mm4,908 mm
Units Produced333,40023,399
Value (Excellent)$20,000$25,000
Collectibility6/105/10
Rarity6/107/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1989 Citroen XM V6 Exclusive excels in lighter weight, stronger collectibility, better value, while the 2005 Citroen C6 V6 HDi Exclusive stands out for quicker acceleration, higher top speed, greater rarity. The best advice? Drive both if you can, then follow your instincts.

Overview

The 1989 Citroen XM V6 Exclusive and 2005 Citroen C6 V6 HDi Exclusive share a manufacturer in Citroen, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Citroen brand. On paper, the two are remarkably close in power output, with the 1989 Citroen XM V6 Exclusive producing 190 hp and the 2005 Citroen C6 V6 HDi Exclusive delivering 208 hp. Under the hood, the contrast is notable: the Citroen XM uses a V6 24V displacing 2,946 cc, while the Citroen C6 relies on a V6 DOHC 24V Turbodiesel with 2,720 cc. In the sprint to 60 mph, the 2005 Citroen C6 V6 HDi Exclusive edges ahead at 8.5 seconds versus 8.5 seconds. The Citroen XM carries a weight advantage, tipping the scales 474 lbs lighter. Rarity plays a significant role here — with only 23,399 units built, the 2005 Citroen C6 V6 HDi Exclusive is considerably scarcer than the Citroen XM's 333,400 examples.