BMW Z4 (E89)
Car comparison
BMW Z4 (E89) 35ivsMorgan Roadster 3.7 V6
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonMorgan Roadster
3.7 V6
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
BMW Z4 (E89) 35i
- Quickest 0-100 km/h5.2 s
- Fastest top speed270 km/h168 mph Unrestricted250 km/h155 mph Restricted
- Most powerful306 hp228 kW
- Highest torque400 Nm295 lb-ft
- Lowest combined fuel consumption9.4 L/100 km25.0 mpg US30.1 mpg UK
- Lowest city consumption13.5 L/100 km17.4 mpg US20.9 mpg UK
- Lowest highway consumption7.0 L/100 km33.6 mpg US40.4 mpg UK
- Lowest CO2 emissions219 g/km
- Best estimated range585 km364 mi
- Best performance score67/100
- Best economy score82/100
Morgan Roadster 3.7 V6
- Lightest950 kg2,094 lb
- Best power-to-weight295 hp/t220 kW/t3.4 kg/hp
- Best overall score58/100
- Best practicality score42/100
Specification comparison
| Model | BMWZ4 (E89)35i | MorganRoadster3.7 V6 |
|---|---|---|
| Power | 306hp228kW | 280hp209kW |
| Torque | 400Nm295lb-ft | 380Nm280lb-ft |
| Curb weight | 1,580kg3,483lb | 950kg2,094lb |
| Gross weight | 1,835kg4,045lb | - |
| Top speed | Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Calculated | Unrestricted 245 km/h152 mph Restricted 225 km/h140 mph Calculated |
| To 99% top speed | 70.8s99% target: 267 km/h / 166 mph Calculated | 54.1s99% target: 243 km/h / 151 mph Calculated |
| 0-100 km/h | 5.2s | 5.5s |
| 0-200 km/h | 17.6s Calculated | 18.9s Calculated |
| 0-60 mph | 5.0s Calculated | 5.2s Calculated |
| Fuel consumption | 9.4L/100 km25mpg US30.1mpg UK | 10.3L/100 km22.8mpg US27.4mpg UK |
| Fuel consumption city | 13.5L/100 km17.4mpg US20.9mpg UK | 15.1L/100 km15.6mpg US18.7mpg UK |
| Fuel consumption highway | 7L/100 km33.6mpg US40.4mpg UK | 7.3L/100 km32.2mpg US38.7mpg UK |
| Quarter mile | 13.3s Calculated | 13.6s Calculated |
| Power-to-weight | 194hp/t144kW/t88hp/1000 lb Calculated | 295hp/t220kW/t134hp/1000 lb Calculated |
| Torque-to-weight | 253Nm/t169lb-ft/ton Calculated | 400Nm/t268lb-ft/ton Calculated |
| Estimated range | 585km364mi Calculated | 534km332mi Calculated |
| Displacement | 2,979cc182cu in | - |
| Length | 4,239mm167in | 4,010mm158in |
| Width | 1,790mm70in | 1,720mm68in |
| Height | 1,291mm51in | 1,220mm48in |
| Wheelbase | 2,496mm98in | - |
| Front track | 1,511mm59in | - |
| Rear track | 1,559mm61in | - |
| Doors | 2 | 2 |
| Seats | 2 | 4 |
| Fuel tank | 55L | 55L |
| CO2 emissions | 219g/km | 230g/km |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Dyno simulation
Estimated stock-style power and torque curves by engine speed.
- BMW Z4 (E89) 35i: Power / Torque
- Morgan Roadster 3.7 V6: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| BMWZ4 (E89)35i | 5,800 rpm | 1,300-5,000 rpm | 6,050 rpm |
| MorganRoadster3.7 V6 | 6,000 rpm | - | 6,250 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | BMWZ4 (E89)35i | MorganRoadster3.7 V6 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 5.0 s | 5.2 s |
0-100 km/h 0-62 mph | 5.2 s | 5.5 s |
0-200 km/h 0-124 mph | 17.6 s | 18.9 s |
| Top speed | Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph Likely limited | Unrestricted 245 km/h152 mph Restricted 225 km/h140 mph Likely limited |
| Drag race simulation | ||
60 ft 18 m | 2.2 s | 2.4 s |
330 ft 101 m | 5.8 s | 6.0 s |
1/8 mile 201 m | 8.7 s | 9.0 s |
1000 ft 305 m | 11.2 s | 11.5 s |
1/4 mile 402 m | 13.3 s | 13.6 s |
Trap speed 1/4 mile 402 m | 176 km/h 109 mph | 174 km/h 108 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 306 hp 228 kW |
| MorganRoadster3.7 V6 | 280 hp 209 kW |
BMW Z4 (E89) 35i has 26 hp more than Morgan Roadster 3.7 V6.
The biggest power difference is between Morgan Roadster 3.7 V6 and BMW Z4 (E89) 35i: 26 hp (19 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 400 Nm 295 lb-ft |
| MorganRoadster3.7 V6 | 380 Nm 280 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 1,580 kg 3,483 lb |
| MorganRoadster3.7 V6 | 950 kg 2,094 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph |
| MorganRoadster3.7 V6 | Unrestricted 245 km/h152 mph Restricted 225 km/h140 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 5.2 s |
| MorganRoadster3.7 V6 | 5.5 s |
The biggest 0-100 km/h difference is between BMW Z4 (E89) 35i and Morgan Roadster 3.7 V6: 0.3 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 9.4 L/100 km 25.0 mpg US 30.1 mpg UK |
| MorganRoadster3.7 V6 | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK |
The biggest fuel consumption difference is between BMW Z4 (E89) 35i and Morgan Roadster 3.7 V6: 0.9 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 194 hp/t 144 kW/t 5.2 kg/hp |
| MorganRoadster3.7 V6 | 295 hp/t 220 kW/t 3.4 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| BMWZ4 (E89)35i | 585 km 364 mi |
| MorganRoadster3.7 V6 | 534 km 332 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| BMWZ4 (E89)35i | 306 hp 228 kW | 5.2 s | Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph |
| MorganRoadster3.7 V6 | 280 hp 209 kW | 5.5 s | Unrestricted 245 km/h152 mph Restricted 225 km/h140 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BMWZ4 (E89)35i |
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| MorganRoadster3.7 V6 |
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Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| BMWZ4 (E89)35i |
| 9.4 L/100 km 25.0 mpg US 30.1 mpg UK | ||||||
| MorganRoadster3.7 V6 |
| 10.3 L/100 km 22.8 mpg US 27.4 mpg UK | ||||||
BMW Z4 (E89) 35i is closest to the top-right balance target for performance and fuel economy.
Acceleration vs fuel consumption
Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| BMWZ4 (E89)35i | 9.4 L/100 km 25.0 mpg US 30.1 mpg UK | 5.2 s |
| MorganRoadster3.7 V6 | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK | 5.5 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| BMWZ4 (E89)35i | 194 hp/t 144 kW/t 5.2 kg/hp | 9.4 L/100 km 25.0 mpg US 30.1 mpg UK |
| MorganRoadster3.7 V6 | 295 hp/t 220 kW/t 3.4 kg/hp | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK |
Detailed score breakdown
| Vehicle | BMWZ4 (E89)35i | MorganRoadster3.7 V6 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 306 hp 228 kW | 280 hp 209 kW | ||||||||||||||||
| Torque | 400 Nm 295 lb-ft | 380 Nm 280 lb-ft | ||||||||||||||||
| Acceleration | 5.2 s | 5.5 s | ||||||||||||||||
| Top speed | Unrestricted 270 km/h168 mph Restricted 250 km/h155 mph | Unrestricted 245 km/h152 mph Restricted 225 km/h140 mph | ||||||||||||||||
| Lightness | 1,580 kg 3,483 lb | 950 kg 2,094 lb | ||||||||||||||||
| Fuel consumption | 9.4 L/100 km 25.0 mpg US 30.1 mpg UK | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 585 km 364 mi | 534 km 332 mi | ||||||||||||||||
| CO2 score | 219 g/km | 230 g/km | ||||||||||||||||
| Power-to-weight score | 194 hp/t 144 kW/t 5.2 kg/hp | 295 hp/t 220 kW/t 3.4 kg/hp | ||||||||||||||||
| Overall | Fixed score | Fixed score |
Fuel cost and annual usage
Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.
Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.
LC = Local Currency
| Vehicle | BMW Z4 (E89) 35i | Morgan Roadster 3.7 V6 |
|---|---|---|
| Consumption | 9.4 L/100 km25 mpg US30.1 mpg UK | 10.3 L/100 km22.8 mpg US27.4 mpg UK |
| Cost / 100 km | 16.45 LC100 km | 18.03 LC100 km |
| Cost / 100 mi | 26.47 LC100 mi | 29.01 LC100 mi |
| Annual fuel used | 1,410 L372 US gal310 UK gal | 1,545 L408 US gal340 UK gal |
| Annual fuel cost | 2,468 LC/year | 2,704 LC/year |
Head-to-head comparisons
BMW Z4 (E89) 35i
- Has 26 hp more
- Has 20 Nm more
- Is 0.3 s quicker from 0-100 km/h
- Has 25 km/h (16 mph) higher top speed
- Uses 0.9 L/100 km less fuel
- Has 51 km (32 mi) more estimated range
- Emits 11 g/km less CO2
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Lowest combined fuel consumption
- Best estimated range
Cons
- Heaviest
Morgan Roadster 3.7 V6
- Is 630 kg lighter
- Has 101 hp/t better power-to-weight
Pros
- Lightest
- Best power-to-weight ratio
Cons
- Slowest 0-100 km/h
- Lowest power
- Highest combined fuel consumption
- Lowest top speed
- Highest CO2 emissions
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