Car comparison

McLaren 675LT Coupe 3.8 V8vsMcLaren 620R 3.8 V8

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

McLaren 675LT Coupe

3.8 V8

675 hp3799 ccGasolineRWDAutomaticTwin-turboCoupe2015-2017
VS

McLaren 620R

3.8 V8

620 hp3799 ccGasolineRWDAutomaticTwin-turboCoupe2019-2021

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

McLaren 675LT Coupe 3.8 V8

  • Quickest 0-100 km/h
    2.9 s
  • Fastest top speed
    330 km/h
    205 mph
  • Most powerful
    675 hp
    503 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lightest
    1,328 kg
    2,928 lb
  • Best power-to-weight
    508 hp/t
    379 kW/t
    2.0 kg/hp
  • Lowest combined fuel consumption
    11.7 L/100 km
    20.1 mpg US
    24.1 mpg UK
  • Lowest highway consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Best overall score
    76/100
  • Best performance score
    95/100
  • Best economy score
    75/100
  • Best practicality score
    37/100

Specification comparison

Specification comparison
ModelMcLaren675LT Coupe3.8 V8McLaren620R3.8 V8
Power
675hp503kW
620hp462kW
Torque
700Nm516lb-ft
620Nm457lb-ft
Curb weight
1,328kg2,928lb
1,386kg3,056lb
Top speed
330 km/h
205 mph
322 km/h
200 mph
To 99% top speed
42.8s99% target: 327 km/h / 203 mph
Calculated
42.9s99% target: 319 km/h / 198 mph
Calculated
0-100 km/h
2.9s
2.9s
0-200 km/h
7.9s
8.1s
0-60 mph
2.8s
Calculated
2.8s
Calculated
Fuel consumption
11.7L/100 km20.1mpg US24.1mpg UK
13.1L/100 km18mpg US21.6mpg UK
Fuel consumption city
17.8L/100 km13.2mpg US15.9mpg UK
15.7L/100 km15mpg US18.0mpg UK
Fuel consumption highway
8.2L/100 km28.7mpg US34.4mpg UK
10.2L/100 km23.1mpg US27.7mpg UK
Quarter mile
10.3s
Calculated
10.3s
Calculated
Power-to-weight
508hp/t379kW/t231hp/1000 lb
Calculated
447hp/t334kW/t203hp/1000 lb
Calculated
Torque-to-weight
527Nm/t353lb-ft/ton
Calculated
447Nm/t299lb-ft/ton
Calculated
Estimated range-
550km342mi
Calculated
Displacement
3,799cc232cu in
3,799cc232cu in
Length
4,546mm179in
4,557mm179in
Width
2,095mm82in
1,944mm77in
Height-
1,194mm47in
Wheelbase-
2,670mm105in
Front track-
1,680mm66in
Rear track-
1,618mm64in
Trunk volume-
120L
Doors
2
2
Seats
2
2
Fuel tank-
72L
CO2 emissions
275g/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.

McLaren 675LT Coupe 3.8 V8McLaren 620R 3.8 V8PowerTorque
  • McLaren 675LT Coupe 3.8 V8: Power / Torque
  • McLaren 620R 3.8 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
McLaren675LT Coupe3.8 V87,100 rpm5,000-6,500 rpm7,350 rpm
McLaren620R3.8 V87,000 rpm3,500 rpm7,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMcLaren675LT Coupe3.8 V8McLaren620R3.8 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
2.8 s
2.8 s
0-100 km/h
0-62 mph
2.9 s
2.9 s
0-200 km/h
0-124 mph
7.9 s
8.1 s
0-200 mph
0-322 km/h
34.0 s
-
Top speed
330 km/h
205 mph
322 km/h
200 mph
Drag race simulation
60 ft
18 m
1.8 s
1.8 s
330 ft
101 m
4.6 s
4.6 s
1/8 mile
201 m
6.8 s
6.8 s
1000 ft
305 m
8.7 s
8.7 s
1/4 mile
402 m
10.3 s
10.3 s
Trap speed
1/4 mile
402 m
230 km/h
143 mph
227 km/h
141 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V8
675 hp
503 kW
McLaren620R3.8 V8
620 hp
462 kW

McLaren 675LT Coupe 3.8 V8 has 55 hp more than McLaren 620R 3.8 V8.

The biggest power difference is between McLaren 620R 3.8 V8 and McLaren 675LT Coupe 3.8 V8: 55 hp (41 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V8
700 Nm
516 lb-ft
McLaren620R3.8 V8
620 Nm
457 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V8
1,328 kg
2,928 lb
McLaren620R3.8 V8
1,386 kg
3,056 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V8
330 km/h
205 mph
McLaren620R3.8 V8
322 km/h
200 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V82.9 s
McLaren620R3.8 V82.9 s

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V8
11.7 L/100 km
20.1 mpg US
24.1 mpg UK
McLaren620R3.8 V8
13.1 L/100 km
18.0 mpg US
21.6 mpg UK

The biggest fuel consumption difference is between McLaren 675LT Coupe 3.8 V8 and McLaren 620R 3.8 V8: 1.4 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
McLaren675LT Coupe3.8 V8
508 hp/t
379 kW/t
2.0 kg/hp
McLaren620R3.8 V8
447 hp/t
334 kW/t
2.2 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
McLaren675LT Coupe3.8 V8
675 hp
503 kW
2.9 s
330 km/h
205 mph
McLaren620R3.8 V8
620 hp
462 kW
2.9 s
322 km/h
200 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
McLaren675LT Coupe3.8 V8
Power
675 hp
503 kW
0-100 km/h2.9 s
Top speed
330 km/h
205 mph
Doors/seats
2 doors
2 seats
Trunk-
Length
4,546 mm
179.0 in
Height-
McLaren620R3.8 V8
Power
620 hp
462 kW
0-100 km/h2.9 s
Top speed
322 km/h
200 mph
Doors/seats
2 doors
2 seats
Trunk
120 L
4.2 cu ft
Length
4,557 mm
179.4 in
Height
1,194 mm
47.0 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
McLaren675LT Coupe3.8 V8
Power
675 hp
503 kW
0-100 km/h2.9 s
Top speed
330 km/h
205 mph
11.7 L/100 km
20.1 mpg US
24.1 mpg UK
McLaren620R3.8 V8
Power
620 hp
462 kW
0-100 km/h2.9 s
Top speed
322 km/h
200 mph
13.1 L/100 km
18.0 mpg US
21.6 mpg UK

McLaren 675LT Coupe 3.8 V8 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.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
McLaren675LT Coupe3.8 V8
11.7 L/100 km
20.1 mpg US
24.1 mpg UK
2.9 s
McLaren620R3.8 V8
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
2.9 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
McLaren675LT Coupe3.8 V8
508 hp/t
379 kW/t
2.0 kg/hp
11.7 L/100 km
20.1 mpg US
24.1 mpg UK
McLaren620R3.8 V8
447 hp/t
334 kW/t
2.2 kg/hp
13.1 L/100 km
18.0 mpg US
21.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMcLaren675LT Coupe3.8 V8McLaren620R3.8 V8
Power
675 hp
503 kW
620 hp
462 kW
Torque
700 Nm
516 lb-ft
620 Nm
457 lb-ft
Acceleration
2.9 s
2.9 s
Top speed
330 km/h
205 mph
322 km/h
200 mph
Lightness
1,328 kg
2,928 lb
1,386 kg
3,056 lb
Fuel consumption
11.7 L/100 km
20.1 mpg US
24.1 mpg UK
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk-
Length
4,546 mm
179.0 in
Height-
Doors/seats
2 doors
2 seats
Trunk
120 L
4.2 cu ft
Length
4,557 mm
179.4 in
Height
1,194 mm
47.0 in
Range score
-
550 km
342 mi
CO2 score
275 g/km
-
Trunk score
-
120 L
4.2 cu ft
Power-to-weight score
508 hp/t
379 kW/t
2.0 kg/hp
447 hp/t
334 kW/t
2.2 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

Fuel cost and annual usage
VehicleMcLaren 675LT Coupe 3.8 V8McLaren 620R 3.8 V8
Consumption11.7 L/100 km20.1 mpg US24.1 mpg UK13.1 L/100 km18 mpg US21.6 mpg UK
Cost / 100 km20.47 LC100 km22.93 LC100 km
Cost / 100 mi32.95 LC100 mi36.89 LC100 mi
Annual fuel used1,755 L464 US gal386 UK gal1,965 L519 US gal432 UK gal
Annual fuel cost3,071 LC/year3,439 LC/year

Head-to-head comparisons

McLaren 675LT Coupe 3.8 V8

  • Has 55 hp more
  • Has 80 Nm more
  • Is 58 kg lighter
  • Has 8 km/h (5 mph) higher top speed
  • Uses 1.4 L/100 km less fuel
  • Has 61 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

McLaren 620R 3.8 V8

No measurable advantages in the available data.

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed

Choose cars to compare

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Model
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Engine or modification
McLaren 675LT Coupe 3.8 V8
McLaren 620R 3.8 V8
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