Specifications Comparison: 2021 GMC Sierra 3500 vs 2024 Ford F-350

Legroom

2021 GMC Sierra 3500

Legroom (Imp.)

Trim	Eng.	Drive train	1st Row Legroom (in)	2nd Row Legroom (in)
HD Crew Cab	6.6L V8	RWD	44	43
HD Crew Cab	6.6L V8	RWD	44	43
HD Crew Cab	6.6L V8	4WD	44	43
HD Crew Cab	6.6L V8	4WD	44	43
HD Crew Cab AT4	6.6L V8	4WD	44	43
HD Crew Cab AT4	6.6L V8	4WD	44	43
HD Crew Cab Denali	6.6L V8	4WD	44	43
HD Crew Cab Denali	6.6L V8	4WD	44	43
HD Crew Cab SLE	6.6L V8	RWD	44	43
HD Crew Cab SLE	6.6L V8	RWD	44	43
HD Crew Cab SLE	6.6L V8	4WD	44	43
HD Crew Cab SLE	6.6L V8	4WD	44	43
HD Crew Cab SLT	6.6L V8	RWD	44	43
HD Crew Cab SLT	6.6L V8	RWD	44	43
HD Crew Cab SLT	6.6L V8	4WD	44	43
HD Crew Cab SLT	6.6L V8	4WD	44	43
HD Extended Cab	6.6L V8	RWD	44	35
HD Extended Cab	6.6L V8	RWD	44	35
HD Extended Cab	6.6L V8	4WD	44	35
HD Extended Cab	6.6L V8	4WD	44	35
HD Extended Cab SLE	6.6L V8	RWD	44	35
HD Extended Cab SLE	6.6L V8	RWD	44	35
HD Extended Cab SLE	6.6L V8	4WD	44	35
HD Extended Cab SLE	6.6L V8	4WD	44	35
HD Regular Cab	6.6L V8	RWD	44
HD Regular Cab	6.6L V8	RWD	44
HD Regular Cab	6.6L V8	4WD	44
HD Regular Cab	6.6L V8	4WD	44
HD Regular Cab SLE	6.6L V8	RWD	44
HD Regular Cab SLE	6.6L V8	RWD	44
HD Regular Cab SLE	6.6L V8	4WD	44
HD Regular Cab SLE	6.6L V8	4WD	44

2024 Ford F-350

Legroom (Imp.)

Trim	Eng.	Drive train	1st Row Legroom (in)	2nd Row Legroom (in)
Super Duty DRW King Ranch Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty DRW Lariat Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty DRW Lariat SuperCab 8' Box	7.3L V8	4WD	43.9	33.5
Super Duty DRW Limited Crew Cab 8' Box	6.7L V8	4WD	43.9	43.6
Super Duty DRW Platinum Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty DRW XL Crew Cab 8' Box	6.7L V8	RWD	43.9	43.6
Super Duty DRW XL Reg Cab 8' Box	6.8L V8	RWD	43.9
Super Duty DRW XL SuperCab 8' Box	6.7L V8	RWD	43.9	33.5
Super Duty DRW XL Crew Cab 8' Box	6.8L V8	4WD	43.9	43.6
Super Duty DRW XL Reg Cab 8' Box	6.8L V8	4WD	43.9
Super Duty DRW XL SuperCab 8' Box	6.8L V8	4WD	43.9	33.5
Super Duty DRW XLT Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty DRW XLT Reg Cab 8' Box	7.3L V8	4WD	43.9
Super Duty DRW XLT SuperCab 8' Box	7.3L V8	4WD	43.9	33.5
Super Duty SRW King Ranch Crew Cab 6.75' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW King Ranch Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW Lariat Crew Cab 6.75' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW Lariat Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW Lariat SuperCab 6.75' Box	7.3L V8	4WD	43.9	33.5
Super Duty SRW Lariat SuperCab 8' Box	7.3L V8	4WD	43.9	33.5
Super Duty SRW Limited Crew Cab 6.75' Box	6.7L V8	4WD	43.9	43.6
Super Duty SRW Limited Crew Cab 8' Box	6.7L V8	4WD	43.9	43.6
Super Duty SRW Platinum Crew Cab 6.75' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW Platinum Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW XL Crew Cab 6.75' Box	6.8L V8	RWD	43.9	43.6
Super Duty SRW XL Crew Cab 8' Box	6.8L V8	RWD	43.9	43.6
Super Duty SRW XL Reg Cab 8' Box	6.8L V8	RWD	43.9
Super Duty SRW XL SuperCab 6.75' Box	6.8L V8	RWD	43.9	33.5
Super Duty SRW XL SuperCab 8' Box	6.8L V8	RWD	43.9	33.5
Super Duty SRW XL Crew Cab 6.75' Box	6.8L V8	4WD	43.9	43.6
Super Duty SRW XL Crew Cab 8' Box	6.8L V8	4WD	43.9	43.6
Super Duty SRW XL Reg Cab 8' Box	6.8L V8	4WD	43.9
Super Duty SRW XL SuperCab 6.75' Box	6.8L V8	4WD	43.9	33.5
Super Duty SRW XL SuperCab 8' Box	6.8L V8	4WD	43.9	33.5
Super Duty SRW XLT Crew Cab 6.75' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW XLT Crew Cab 8' Box	7.3L V8	4WD	43.9	43.6
Super Duty SRW XLT Reg Cab 8' Box	7.3L V8	4WD	43.9
Super Duty SRW XLT SuperCab 6.75' Box	7.3L V8	4WD	43.9	33.5
Super Duty SRW XLT SuperCab 8' Box	7.3L V8	4WD	43.9	33.5

2021 GMC Sierra 3500

Legroom (Metric)

Trim	Eng.	Drive train	1st Row Legroom (cm)	2nd Row Legroom (cm)
HD Crew Cab	6.6L V8	RWD	111	109
HD Crew Cab	6.6L V8	RWD	111	109
HD Crew Cab	6.6L V8	4WD	111	109
HD Crew Cab	6.6L V8	4WD	111	109
HD Crew Cab AT4	6.6L V8	4WD	111	109
HD Crew Cab AT4	6.6L V8	4WD	111	109
HD Crew Cab Denali	6.6L V8	4WD	111	109
HD Crew Cab Denali	6.6L V8	4WD	111	109
HD Crew Cab SLE	6.6L V8	RWD	111	109
HD Crew Cab SLE	6.6L V8	RWD	111	109
HD Crew Cab SLE	6.6L V8	4WD	111	109
HD Crew Cab SLE	6.6L V8	4WD	111	109
HD Crew Cab SLT	6.6L V8	RWD	111	109
HD Crew Cab SLT	6.6L V8	RWD	111	109
HD Crew Cab SLT	6.6L V8	4WD	111	109
HD Crew Cab SLT	6.6L V8	4WD	111	109
HD Extended Cab	6.6L V8	RWD	111	88
HD Extended Cab	6.6L V8	RWD	111	88
HD Extended Cab	6.6L V8	4WD	111	88
HD Extended Cab	6.6L V8	4WD	111	88
HD Extended Cab SLE	6.6L V8	RWD	111	88
HD Extended Cab SLE	6.6L V8	RWD	111	88
HD Extended Cab SLE	6.6L V8	4WD	111	88
HD Extended Cab SLE	6.6L V8	4WD	111	88
HD Regular Cab	6.6L V8	RWD	111
HD Regular Cab	6.6L V8	RWD	111
HD Regular Cab	6.6L V8	4WD	111
HD Regular Cab	6.6L V8	4WD	111
HD Regular Cab SLE	6.6L V8	RWD	111
HD Regular Cab SLE	6.6L V8	RWD	111
HD Regular Cab SLE	6.6L V8	4WD	111
HD Regular Cab SLE	6.6L V8	4WD	111

2024 Ford F-350

Legroom (Metric)

Trim	Eng.	Drive train	1st Row Legroom (cm)	2nd Row Legroom (cm)
Super Duty DRW King Ranch Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty DRW Lariat Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty DRW Lariat SuperCab 8' Box	7.3L V8	4WD	112	85
Super Duty DRW Limited Crew Cab 8' Box	6.7L V8	4WD	112	111
Super Duty DRW Platinum Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty DRW XL Crew Cab 8' Box	6.7L V8	RWD	112	111
Super Duty DRW XL Reg Cab 8' Box	6.8L V8	RWD	112
Super Duty DRW XL SuperCab 8' Box	6.7L V8	RWD	112	85
Super Duty DRW XL Crew Cab 8' Box	6.8L V8	4WD	112	111
Super Duty DRW XL Reg Cab 8' Box	6.8L V8	4WD	112
Super Duty DRW XL SuperCab 8' Box	6.8L V8	4WD	112	85
Super Duty DRW XLT Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty DRW XLT Reg Cab 8' Box	7.3L V8	4WD	112
Super Duty DRW XLT SuperCab 8' Box	7.3L V8	4WD	112	85
Super Duty SRW King Ranch Crew Cab 6.75' Box	7.3L V8	4WD	112	111
Super Duty SRW King Ranch Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty SRW Lariat Crew Cab 6.75' Box	7.3L V8	4WD	112	111
Super Duty SRW Lariat Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty SRW Lariat SuperCab 6.75' Box	7.3L V8	4WD	112	85
Super Duty SRW Lariat SuperCab 8' Box	7.3L V8	4WD	112	85
Super Duty SRW Limited Crew Cab 6.75' Box	6.7L V8	4WD	112	111
Super Duty SRW Limited Crew Cab 8' Box	6.7L V8	4WD	112	111
Super Duty SRW Platinum Crew Cab 6.75' Box	7.3L V8	4WD	112	111
Super Duty SRW Platinum Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty SRW XL Crew Cab 6.75' Box	6.8L V8	RWD	112	111
Super Duty SRW XL Crew Cab 8' Box	6.8L V8	RWD	112	111
Super Duty SRW XL Reg Cab 8' Box	6.8L V8	RWD	112
Super Duty SRW XL SuperCab 6.75' Box	6.8L V8	RWD	112	85
Super Duty SRW XL SuperCab 8' Box	6.8L V8	RWD	112	85
Super Duty SRW XL Crew Cab 6.75' Box	6.8L V8	4WD	112	111
Super Duty SRW XL Crew Cab 8' Box	6.8L V8	4WD	112	111
Super Duty SRW XL Reg Cab 8' Box	6.8L V8	4WD	112
Super Duty SRW XL SuperCab 6.75' Box	6.8L V8	4WD	112	85
Super Duty SRW XL SuperCab 8' Box	6.8L V8	4WD	112	85
Super Duty SRW XLT Crew Cab 6.75' Box	7.3L V8	4WD	112	111
Super Duty SRW XLT Crew Cab 8' Box	7.3L V8	4WD	112	111
Super Duty SRW XLT Reg Cab 8' Box	7.3L V8	4WD	112
Super Duty SRW XLT SuperCab 6.75' Box	7.3L V8	4WD	112	85
Super Duty SRW XLT SuperCab 8' Box	7.3L V8	4WD	112	85