Specifications Comparison: 2020 Nissan Altima vs 2021 Mazda 6

Headroom

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
2.0 Platinum	2.0L I4	FWD	38	36.7
2.0 SR	2.0L I4	FWD	39.2	36.9
2.5 Platinum	2.5L I4	AWD	38	36.7
2.5 Platinum	2.5L I4	FWD	38	36.7
2.5 S	2.5L I4	AWD	39.2	36.9
2.5 S	2.5L I4	FWD	39.2	36.9
2.5 SL	2.5L I4	AWD	38	36.7
2.5 SL	2.5L I4	FWD	38	36.7
2.5 SR	2.5L I4	AWD	39.2	36.9
2.5 SR	2.5L I4	FWD	39.2	36.9
2.5 SV	2.5L I4	AWD	38	36.7
2.5 SV	2.5L I4	FWD	38	36.7
Platinum	2.5L I4	AWD	38	36.7
Platinum	2.5L I4	FWD	38	36.7
Platinum	2.0L I4	FWD	38	36.7
S	2.5L I4	AWD	39.2	36.9
S	2.5L I4	FWD	39.2	36.9
SL	2.5L I4	AWD	38	36.7
SL	2.5L I4	FWD	38	36.7
SR	2.5L I4	AWD	39.2	36.9
SR	2.5L I4	FWD	39.2	36.9
SR	2.0L I4	FWD	39.2	36.9
SV	2.5L I4	AWD	38	36.7
SV	2.5L I4	FWD	38	36.7

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
Mazda Carbon Edition	2.5L I4	FWD	37	37
Mazda GT	2.5L I4	FWD	37	37
Mazda GT Reserve	2.5L I4	FWD	37	37
Mazda Signature	2.5L I4	FWD	37	37
Mazda Sport	2.5L I4	FWD	38	37
Mazda Touring	2.5L I4	FWD	37	37

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
2.0 Platinum	2.0L I4	FWD	96.5	93.2
2.0 SR	2.0L I4	FWD	99.6	93.7
2.5 Platinum	2.5L I4	AWD	96.5	93.2
2.5 Platinum	2.5L I4	FWD	96.5	93.2
2.5 S	2.5L I4	AWD	99.6	93.7
2.5 S	2.5L I4	FWD	99.6	93.7
2.5 SL	2.5L I4	AWD	96.5	93.2
2.5 SL	2.5L I4	FWD	96.5	93.2
2.5 SR	2.5L I4	AWD	99.6	93.7
2.5 SR	2.5L I4	FWD	99.6	93.7
2.5 SV	2.5L I4	AWD	96.5	93.2
2.5 SV	2.5L I4	FWD	96.5	93.2
Platinum	2.5L I4	AWD	96.5	93.2
Platinum	2.5L I4	FWD	96.5	93.2
Platinum	2.0L I4	FWD	96.5	93.2
S	2.5L I4	AWD	99.6	93.7
S	2.5L I4	FWD	99.6	93.7
SL	2.5L I4	AWD	96.5	93.2
SL	2.5L I4	FWD	96.5	93.2
SR	2.5L I4	AWD	99.6	93.7
SR	2.5L I4	FWD	99.6	93.7
SR	2.0L I4	FWD	99.6	93.7
SV	2.5L I4	AWD	96.5	93.2
SV	2.5L I4	FWD	96.5	93.2

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
Mazda Carbon Edition	2.5L I4	FWD	93	93
Mazda GT	2.5L I4	FWD	93	93
Mazda GT Reserve	2.5L I4	FWD	93	93
Mazda Signature	2.5L I4	FWD	93	93
Mazda Sport	2.5L I4	FWD	96	93
Mazda Touring	2.5L I4	FWD	93	93