Z4 sDrive23i	SLK 200 Kompressor
Cost
OTR Price	£28,645	£29,045
P11d Price	£28,380	£28,820
VED Band	F	E
BIK %	27%	24%
Performance
Power (hp)	204	184
0-62 mph (secs)	6.6 [7.3]	7.6 (7.9)
Max Speed (mph)	151 [149]	147 (144)
Efficiency
Combined Fuel Consumption (mpg)	33.2 [34.4]	36.2 (34.9)
CO2 emissions (g/km)	199 [192]	184 (192)

Figures in [ ] refer to vehicles with six-speed automatic transmission
Figures in ( ) refer to vehicles with five-speed automatic transmission

	Z4 sDrive30i	SLK 280
Cost
OTR Price	£32,660	£31,850
P11d Price	£32,395	£31,585
VED Band	F	F
BIK %	27%	32%
Performance
Power (hp)	258	231
0-62 mph (secs)	5.8 [6.1]	6.3 (6.2)
Max Speed (mph)	155*	155 (155)
Efficiency
Combined Fuel Consumption (mpg)	33.2 [34.0]	34.9 (31)
CO2 emissions (g/km)	199 [195]	220 (216)

* Electronocally limited
Figures in [ ] refer to vehicles with six-speed automatic transmission
Figures in ( ) refer to vehicles with seven-speed 7G-Tronic transmission

	Z4 sDrive35i	SLK 350
Cost
OTR Price	£37,060	£36,082
P11d Price	£36,795	£35,627
VED Band	F	G
BIK %	31%	33%
Performance
Power (hp)	306	305
0-62 mph (secs)	5.2 [5.1]	5.4 (5.4)
Max Speed (mph)	155*	155 (155)
Efficiency
Combined Fuel Consumption (mpg)	30.1 [31.4]	29.7 (30.7)
CO2 emissions (g/km)	219 [210]	227 (219)

* Electronocally limited
Figures in [ ] refer to vehicles with seven-speed DCT
Figures in ( ) refer to vehicles with seven-speed 7G-Tronic transmission