14 of 14 variants have top speed data.
| Variant | Year | Body | Fuel | Top speed |
|---|---|---|---|---|
| Chrysler 300C Touring HEMI 6.1 V8 SRT8 | 2006 | Wagon | Petrol | 265 km/h (165 mph) |
| Chrysler 300C HEMI 6.1 V8 SRT8 | 2006 | Sedan | Petrol | 265 km/h (165 mph) |
| Chrysler 300C Touring HEMI 5.7 V8 | 2004 | Wagon | Petrol | 250 km/h (155 mph) |
| Chrysler 300C Touring HEMI 5.7 V8 AWD | 2004 | Wagon | Petrol | 250 km/h (155 mph) |
| Chrysler 300C HEMI 5.7 V8 | 2004 | Sedan | Petrol | 250 km/h (155 mph) |
| Chrysler 300C 3.0 CRD Signature Series | 2010 | Sedan | Diesel | 230 km/h (143 mph) |
| Chrysler 300C 3.0 CRD | 2005 | Sedan | Diesel | 230 km/h (143 mph) |
| Chrysler 300C Touring 3.0 CRD Signature Series | 2010 | Wagon | Diesel | 227 km/h (141 mph) |
| Chrysler 300C Touring 3.0 CRD | 2005 | Wagon | Diesel | 227 km/h (141 mph) |
| Chrysler 300C Touring 3.5 V6 | 2004 | Wagon | Petrol | 219 km/h (136 mph) |
| Chrysler 300C Touring 3.5 V6 AWD | 2004 | Wagon | Petrol | 219 km/h (136 mph) |
| Chrysler 300C 3.5 V6 | 2004 | Sedan | Petrol | 219 km/h (136 mph) |
| Chrysler 300C Touring 2.7 V6 | 2004 | Wagon | Petrol | 209 km/h (130 mph) |
| Chrysler 300C 2.7 V6 | 2004 | Sedan | Petrol | 209 km/h (130 mph) |