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BMW Z4 vs Bentley Flying Spur comparison

Compare performance (340 HP vs 550 HP), boot space and price (43,500 £ vs 180,900 £ ) at a glance. Find out which car is the better choice for you – BMW Z4 or Bentley Flying Spur?

BMW Z4 vs Bentley Flying Spur: Key differences

BMW Z4

4.4 (1 Reviews)
rate
  • clearly cheaper
  • clearly lighter
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Bentley Flying Spur

  • noticeably more power
  • considerably more efficient
  • only slightly quicker 0–100 km/h
  • clearly more trunk space
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

Z4

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

BMW Z4 is clearly cheaper – starting at 43,500 £ , while the Bentley Flying Spur costs 180,900 £ . That’s a price difference of around 137,400 £.

Fuel consumption also shows a difference: the Bentley Flying Spur uses 3.3 L/100km and is considerably more efficient than the BMW Z4 with 6.9 L/100km. The difference is about 3.6 L/100km.

Flying Spur

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Bentley Flying Spur offers noticeably more power – delivering 550 HP compared to 340 HP. That’s roughly 210 HP more horsepower.

When accelerating from 0 to 100 km/h, the Bentley Flying Spur is only slightly quicker – completing the sprint in 4.1 s, while the BMW Z4 takes 4.5 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Bentley Flying Spur delivers visibly more torque with 770 Nm compared to 500 Nm. That’s about 270 Nm more.

Z4

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Bentley Flying Spur offers more seats – 4 vs 2.

In terms of curb weight, BMW Z4 is clearly lighter – 1,510 kg compared to 2,330 kg. The difference is around 820 kg.

Looking at boot space, the Bentley Flying Spur offers clearly more boot space – 420 L compared to 281 L. That’s a difference of about 139 L.

When it comes to payload, the Bentley Flying Spur carries clearly more – 650 kg compared to 235 kg. That’s a difference of about 415 kg.

Who wins the race in the data check?

The Bentley Flying Spur stands well ahead of its rival in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £180,900
Flying Spur

Bentley Flying Spur

  • Engine Type Plugin Hybrid, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 544 - 550 HP
  • Consumption L/100km 3.3 - 12.7 L/100km
  • Electric Range 41 km
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Frequently compared as well

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BMW Z4
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When it comes to choosing between the BMW 4 Series Convertible and the BMW Z4, enthusiasts are presented with two distinctly appealing options. The 4 Series Convertible offers a blend of luxury and practicality, making it an ideal choice for those who seek a spacious interior without compromising …
Mercedes S-Class
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The Mercedes S-Class and Bentley Flying Spur compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
BMW Z4
Bentley Flying Spur

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW Z4

The BMW Z4 is a taut, road-hugging roadster that pairs elegant, low-slung styling with a roof you can drop on a sunny whim, delivering that pure, wind-in-your-hair driving thrill few cars manage to match. It’s an ideal weekend companion for drivers who prefer engagement over practicality — bring good shoes rather than a lot of luggage, and you’ll get a grin every time you turn the wheel.

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P90479457_highRes_bmw-z4-m40i-09-2022
P90479470_highRes_bmw-z4-m40i-09-2022
P90479471_highRes_bmw-z4-m40i-09-2022

Reviews BMW Z4

4.4 (1 Reviews)
rate
Maingard
26 Apr 2026, 13:19:10

Responsive car, very high-performing, very agile in corners.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Bentley Flying Spur

The Bentley Flying Spur wraps landmark luxury and bespoke British craft into a sedan that feels like a private members' club you can park in your driveway. It delivers chauffeur-grade comfort wrapped in driver-focused poise, turning an ordinary commute into a memorably grand arrival.

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Flying Spur Speed - 1
Flying Spur Speed - 2
Flying Spur Speed - 9
Flying Spur Speed - 11
Flying Spur Speed - 12

Reviews Bentley Flying Spur

No reviews yet. Share your experience and help others decide.

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BMW Z4
Bentley Flying Spur

Costs and Consumption
Price
43,500 - 65,300 £
Price
180,900 - 186,300 £
Consumption L/100km
6.9 - 8.5 L/100km
Consumption L/100km
3.3 - 12.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
41 km
Battery Capacity
-
Battery Capacity
18 kWh
co2
157 - 191 g/km
co2
75 - 288 g/km
Fuel tank capacity
-
Fuel tank capacity
80 - 90 L

Dimensions and Body
Body Type
Roadster
Body Type
Sedan
Seats
2
Seats
4
Doors
-
Doors
4
Curb weight
1,510 - 1,640 kg
Curb weight
2,330 - 2,505 kg
Trunk capacity
281 L
Trunk capacity
420 L
Length
-
Length
5,316 mm
Width
1,864 mm
Width
2,013 mm
Height
-
Height
1,483 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
215 - 235 kg
Payload
525 - 650 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Plugin Hybrid, Petrol
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
197 - 340 HP
Power HP
544 - 550 HP
Acceleration 0-100km/h
4.5 - 6.8 s
Acceleration 0-100km/h
4.1 - 4.3 s
Max Speed
-
Max Speed
285 - 318 km/h
Torque
320 - 500 Nm
Torque
750 - 770 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6 - 8
Power kW
145 - 250 kW
Power kW
400 - 404 kW
Engine capacity
1,998 - 2,998 cm3
Engine capacity
2,894 - 3,996 cm3

General
Model Year
2,025 - 2,026
Model Year
2,021 - 2,022
CO2 Efficiency Class
F, G
CO2 Efficiency Class
B, G
Brand
BMW
Brand
Bentley
Is the BMW Z4 offered with different drivetrains?

The BMW Z4 is available as Rear-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.