Car comparison

Opel Insignia Sedan (A) · Facelift 2013 OPC 2.8 V6vsMercedes-Benz C-class (W205) C 400 V6

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

New comparison

Opel Insignia Sedan (A) · Facelift 2013

OPC 2.8 V6

325 hp2792 ccGasolineAWDAutomaticTurbochargedSedan2013-2017

Mercedes-Benz C-class (W205)

C 400 V6

333 hp2996 ccGasolineAWDAutomaticTwin-turboSedan2014-2016

Comparison overview

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

Mercedes-Benz C-class (W205) C 400 V6

Quickest 0-100 km/h
5.2 s
Most powerful
333 hp
248 kW
Highest torque
480 Nm
354 lb-ft
Lightest
1,570 kg
3,461 lb
Best power-to-weight
212 hp/t
158 kW/t
4.7 kg/hp
Lowest combined fuel consumption
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
Lowest city consumption
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
Lowest highway consumption
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
Best estimated range
846 km
526 mi
Best overall score
72/100
Best performance score
71/100
Best economy score
86/100

Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6

Fastest top speed
270 km/h
168 mph
Largest trunk
500 L
Best practicality score
76/100

Specification comparison

Specification comparison
Model	OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	Mercedes-BenzC-class (W205)C 400 V6
Power	325hp242kW	333hp248kW
Torque	435Nm321lb-ft	480Nm354lb-ft
Curb weight	1,760kg3,880lb	1,570kg3,461lb
Gross weight	2,340kg5,159lb	2,210kg4,872lb
Top speed	270 km/h 168 mph	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	62.4s99% target: 267 km/h / 166 mph Calculated	50.8s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	6.0s	5.2s
0-200 km/h	17.9s Calculated	15.5s Calculated
0-60 mph	5.7s Calculated	5.0s Calculated
Fuel consumption	10.7L/100 km22mpg US26.4mpg UK	7.8L/100 km30.2mpg US36.2mpg UK
Fuel consumption city	16.1L/100 km14.6mpg US17.5mpg UK	10.2L/100 km23.1mpg US27.7mpg UK
Fuel consumption highway	7.5L/100 km31.4mpg US37.7mpg UK	6.3L/100 km37.3mpg US44.8mpg UK
Quarter mile	13.9s Calculated	13.1s Calculated
Power-to-weight	185hp/t138kW/t84hp/1000 lb Calculated	212hp/t158kW/t96hp/1000 lb Calculated
Torque-to-weight	247Nm/t165lb-ft/ton Calculated	306Nm/t205lb-ft/ton Calculated
Estimated range	654km407mi Calculated	846km526mi Calculated
Displacement	2,792cc170cu in	2,996cc183cu in
Length	4,842mm191in	4,686mm184in
Width	1,858mm73in	1,810mm71in
Height	1,498mm59in	1,442mm57in
Wheelbase	2,737mm108in	2,840mm112in
Front track	1,585mm62in	1,588mm63in
Rear track	1,587mm62in	1,570mm62in
Trunk volume	500L	480L
Max trunk volume	1,015L	-
Doors	4	4
Seats	5	5
Fuel tank	70L	66L
CO2 emissions	251g/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.

Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6Mercedes-Benz C-class (W205) C 400 V6PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	5,250 rpm	5,250 rpm	5,500 rpm
Mercedes-BenzC-class (W205)C 400 V6	5,250-6,000 rpm	1,600-4,000 rpm	6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	Mercedes-BenzC-class (W205)C 400 V6
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.7 s	5.0 s
0-100 km/h 0-62 mph	6.0 s	5.2 s
0-200 km/h 0-124 mph	17.9 s	15.5 s
Top speed	270 km/h 168 mph	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Limited
	Drag race simulation
60 ft 18 m	2.6 s	2.4 s
330 ft 101 m	6.4 s	6.0 s
1/8 mile 201 m	9.3 s	8.8 s
1000 ft 305 m	11.8 s	11.1 s
1/4 mile 402 m	13.9 s	13.1 s
Trap speed 1/4 mile 402 m	176 km/h 109 mph	185 km/h 115 mph

Power comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	325 hp 242 kW
Mercedes-BenzC-class (W205)C 400 V6	333 hp 248 kW

Mercedes-Benz C-class (W205) C 400 V6 has 8 hp more than Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6.

The biggest power difference is between Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6 and Mercedes-Benz C-class (W205) C 400 V6: 8 hp (6 kW).

Torque comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	435 Nm 321 lb-ft
Mercedes-BenzC-class (W205)C 400 V6	480 Nm 354 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	1,760 kg 3,880 lb
Mercedes-BenzC-class (W205)C 400 V6	1,570 kg 3,461 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	270 km/h 168 mph
Mercedes-BenzC-class (W205)C 400 V6	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	6.0 s
Mercedes-BenzC-class (W205)C 400 V6	5.2 s

The biggest 0-100 km/h difference is between Mercedes-Benz C-class (W205) C 400 V6 and Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6: 0.8 s.

Fuel consumption comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	10.7 L/100 km 22.0 mpg US 26.4 mpg UK
Mercedes-BenzC-class (W205)C 400 V6	7.8 L/100 km 30.2 mpg US 36.2 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz C-class (W205) C 400 V6 and Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6: 2.9 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	185 hp/t 138 kW/t 5.4 kg/hp
Mercedes-BenzC-class (W205)C 400 V6	212 hp/t 158 kW/t 4.7 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
Vehicle	Value
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	654 km 407 mi
Mercedes-BenzC-class (W205)C 400 V6	846 km 526 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	325 hp 242 kW	6.0 s	270 km/h 168 mph
Mercedes-BenzC-class (W205)C 400 V6	333 hp 248 kW	5.2 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 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

OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6

Power	325 hp 242 kW
0-100 km/h	6.0 s
Top speed 270 km/h 168 mph

Doors/seats	4 doors 5 seats
Trunk	500 L 17.7 cu ft
Length	4,842 mm 190.6 in
Height	1,498 mm 59.0 in

Mercedes-BenzC-class (W205)C 400 V6

Power	333 hp 248 kW
0-100 km/h	5.2 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 5 seats
Trunk	480 L 17.0 cu ft
Length	4,686 mm 184.5 in
Height	1,442 mm 56.8 in

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

OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6

Power	325 hp 242 kW
0-100 km/h	6.0 s
Top speed 270 km/h 168 mph

10.7 L/100 km

22.0 mpg US

26.4 mpg UK

Mercedes-BenzC-class (W205)C 400 V6

Power	333 hp 248 kW
0-100 km/h	5.2 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

7.8 L/100 km

30.2 mpg US

36.2 mpg UK

Mercedes-Benz C-class (W205) C 400 V6 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	10.7 L/100 km 22.0 mpg US 26.4 mpg UK	6.0 s
Mercedes-BenzC-class (W205)C 400 V6	7.8 L/100 km 30.2 mpg US 36.2 mpg UK	5.2 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6	185 hp/t 138 kW/t 5.4 kg/hp	10.7 L/100 km 22.0 mpg US 26.4 mpg UK
Mercedes-BenzC-class (W205)C 400 V6	212 hp/t 158 kW/t 4.7 kg/hp	7.8 L/100 km 30.2 mpg US 36.2 mpg UK

Detailed score breakdown

Vehicle

OpelInsignia Sedan (A)Facelift 2013OPC 2.8 V6

Mercedes-BenzC-class (W205)C 400 V6

Power

325 hp

242 kW

333 hp

248 kW

Torque

435 Nm

321 lb-ft

480 Nm

354 lb-ft

Acceleration

6.0 s

5.2 s

Top speed

270 km/h

168 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

1,760 kg

3,880 lb

1,570 kg

3,461 lb

Fuel consumption

10.7 L/100 km

22.0 mpg US

26.4 mpg UK

7.8 L/100 km

30.2 mpg US

36.2 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	500 L 17.7 cu ft
Length	4,842 mm 190.6 in
Height	1,498 mm 59.0 in

Doors/seats	4 doors 5 seats
Trunk	480 L 17.0 cu ft
Length	4,686 mm 184.5 in
Height	1,442 mm 56.8 in

Range score

654 km

407 mi

846 km

526 mi

CO2 score

251 g/km

Trunk score

500 L

17.7 cu ft

480 L

17.0 cu ft

Power-to-weight score

185 hp/t

138 kW/t

5.4 kg/hp

212 hp/t

158 kW/t

4.7 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Opel Insignia Sedan (A) Facelift 2013 OPC 2.8 V6	Mercedes-Benz C-class (W205) C 400 V6
Consumption	10.7 L/100 km22 mpg US26.4 mpg UK	7.8 L/100 km30.2 mpg US36.2 mpg UK
Cost / 100 km	18.72 LC100 km	13.65 LC100 km
Cost / 100 mi	30.13 LC100 mi	21.97 LC100 mi
Annual fuel used	1,605 L424 US gal353 UK gal	1,170 L309 US gal257 UK gal
Annual fuel cost	2,809 LC/year	2,048 LC/year