2021 BMW Z4 0-60 time, horsepower and power-to-weight

0-60 mph, quickest trim

3.9s

16 convertibles (2021). One dot per model: its quickest trim. Estimates included.

Every trim: 0-60 and power-to-weight

2021 BMW Z4: 0-60 and power-to-weight by trim
Trim	Engine	hp	Torque	Curb weight	hp per ton	lb per hp	0-60 and basis	Transmission	Drivetrain	MSRP
M40i RWD	3.0L 6-cyl	382 hp	368 lb-ft	3,457 lb	221	9.0	3.9 sTested	8-speed automatic	RWD	$63,700
sDriveM40i Roadster RWD	3.0L 6-cyl	382 hp	369 lb-ft	3,457 lb	221	9.0	4.5 sEstimate	8-speed automatic	RWD	$63,700
sDrive 30i Roadster 2D RWD	2.0L 4-cyl	255 hp	294 lb-ft	3,287 lb	155	12.9	5.2 sTested	8-speed automatic	RWD	$49,700
sDrive30i RWD	2.0L 4-cyl	255 hp	295 lb-ft	3,287 lb	155	12.9	5.9 sEstimate	8-speed automatic	RWD	$49,700

Ton = 2,000 lb. Curb weight, no passengers.

Estimates: a fit on 7,236 tested times, using power and weight. Typical error 0.3 s.

2 engines offered.

Engines offered, cheapest trim of each
Engine	Trims	hp	Cheapest trim	MSRP	Price step	Fuel a year	Fuel vs base
2.0L 4-cyl	2	255 hp	sDrive 30i Roadster 2D RWD	$49,700	Base	$1,371	Base
3.0L 6-cyl	2	382 hp	M40i RWD	$63,700	+$14,000	$1,536	+$165

12,000 miles a year. Gas $3.20.

Turbo: only when the engine or trim name says so.

CVT: no.

Transmissions by trim
Transmission	Trims	Cheapest trim	MSRP	Quickest 0-60
8-speed automatic	4	sDrive 30i Roadster 2D RWD	$49,700	3.9 s

Compared with the sDrive 30i Roadster 2D RWD: 255 hp, 28 mpg, $49,700. Other makes, convertibles, within 15% of the price.

No rival beats it on both.

Quickest 0-60 of any trim, seconds.

Most horsepower of any trim.

Quickest trim of each car, unless you pick a trim.

2021 BMW Z4: 1.4 s quicker to 60. More hp per ton: 2021 BMW Z4.

Seconds to 60 mph. Shorter bar is quicker.

0-60 times vary by test. Estimates use power and weight only.

Fuel cost uses EPA combined ratings.