Specifications Comparison: 2020 Buick Regal vs 2004 Buick Regal

Headroom

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
Sportback Avenir	2.0L I4	FWD	38.8	37.4
Sportback	2.0L I4	FWD	38.8	37.4
Sportback Essence	2.0L I4	AWD	38.8	37.4
Sportback Essence	2.0L I4	FWD	38.8	37.4
Sportback GS	3.6L V6	AWD	38.8	37.4
Sportback Preferred	2.0L I4	FWD	38.8	37.4
TourX	2.0L I4	AWD	38.8	39.6
TourX Essence	2.0L I4	AWD	38.8	39.6
TourX Preferred	2.0L I4	AWD	38.8	39.6
Sportback	2.0L I4	FWD	38.8	37.4
Sportback Avenir	2.0L I4	FWD	38.8	37.4
Sportback Essence	2.0L I4	FWD	38.8	37.4
Sportback Essence	2.0L I4	AWD	38.8	37.4
Sportback GS	3.6L V6	AWD	38.8	37.4
Sportback Preferred	2.0L I4	FWD	38.8	37.4
TourX	2.0L I4	AWD	38.8	39.6
TourX Essence	2.0L I4	AWD	38.8	39.6
TourX Preferred	2.0L I4	AWD	38.8	39.6

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)	3rd Row Headroom (in)	4th Row Headroom (in)	5th Row Headroom (in)
GS	3.8L V6	FWD	39.3	37.4
LS	3.8L V6	FWD	39.3	37.4

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
Sportback Avenir	2.0L I4	FWD	98.6	95
Sportback	2.0L I4	FWD	98.6	95
Sportback Essence	2.0L I4	AWD	98.6	95
Sportback Essence	2.0L I4	FWD	98.6	95
Sportback GS	3.6L V6	AWD	98.6	95
Sportback Preferred	2.0L I4	FWD	98.6	95
TourX	2.0L I4	AWD	98.6	100.6
TourX Essence	2.0L I4	AWD	98.6	100.6
TourX Preferred	2.0L I4	AWD	98.6	100.6
Sportback	2.0L I4	FWD	98.6	95
Sportback Avenir	2.0L I4	FWD	98.6	95
Sportback Essence	2.0L I4	FWD	98.6	95
Sportback Essence	2.0L I4	AWD	98.6	95
Sportback GS	3.6L V6	AWD	98.6	95
Sportback Preferred	2.0L I4	FWD	98.6	95
TourX	2.0L I4	AWD	98.6	100.6
TourX Essence	2.0L I4	AWD	98.6	100.6
TourX Preferred	2.0L I4	AWD	98.6	100.6