Vehicle Overview
Key specifications and features at a glance
A6 RS 6 Avant
Overview
7 Series 740i
2018 - Present
Year
2022 - Present
3996
Engine
2998
463
Power
294
Petrol
Fuel
Petrol
Automatic
Transmission
Automatic
5
Seating
5
Detailed Specifications
Complete technical specifications comparison
Best comparable values are highlighted in green.
A6 RS 6 Avant
Specification
7 Series 740i
3996
Engine Capacity
2998
EA825
Engine Code
B58
V
Cylinder Configuration
Inline
8
Number of Cylinders
6
Twin-turbocharged
Aspiration
Turbocharged
463
Power
294
850
Torque
580
280
Top Speed
250
AWD
Drive Type
RWD
11.8
Fuel Economy Combined
7.9
Euro 6
Emission Standard
Euro 6
285 / 30R22
Tyre Size
255 / 40 R21 front; 285 / 35 R21 rear
22
Wheel Size
21
5
Number of Doors
4
5
Seating Capacity
5
Ventilated disc
Front Brakes
Ventilated disc
Ventilated disc
Rear Brakes
Ventilated disc
Five-link independent
Front Suspension
Double wishbone adaptive air suspension
Five-link independent
Rear Suspension
Multi-link adaptive air suspension
Electric power-assisted rack and pinion
Steering Type
Electric power steering
8
Number of Airbags
—
2100
Towing Capacity
2100
12.1
Turning Circle
12.3
Dimensions & Weight
Physical specifications and measurements
Best comparable values are highlighted in green.
A6 RS 6 Avant
Dimension
7 Series 740i
73
Fuel Tank Capacity
74
4995
Length
5391
1951
Width
1950
1487
Height
1544
2929
Wheelbase
3215
2090
Kerb Weight
2165
548
Boot Space
540
Features Comparison
Standard and optional equipment comparison
Safety
A6 RS 6 Avant
Feature
7 Series 740i
Adaptive Cruise Control
Autonomous Emergency Braking
Lane Departure Warning
Lane Keep Assist
Blind Spot Monitoring
Rear Cross Traffic Alert
Traffic Sign Recognition
Driver Attention Monitor
Front Parking Sensors
Rear Parking Sensors
360 Camera
Reverse Camera
Hill Start Assist
Tyre Pressure Monitoring System
Rear Occupant Alert
Comfort
A6 RS 6 Avant
Feature
7 Series 740i
Keyless Entry
NFC Keyless Entry
Push Button Start
Dual-Zone Climate Control
Tri-Zone Climate Control
Heated Front Seats
Ventilated Front Seats
Heated Steering Wheel
Power Tailgate
Remote Start
Power Driver Seat
Power Passenger Seat
Memory Seats
Auto Dimming Mirror
Rain Sensing Wipers
Adaptive Headlights
Interior Exterior
A6 RS 6 Avant
Feature
7 Series 740i
Leather Seats
Fabric Seats
Ambient Lighting
Sunroof
Panoramic Roof
LED Headlights
Matrix LED Headlights
Daytime Running Lights
Alloy Wheels
Roof Rails
Rear Privacy Glass
Power Folding Mirrors
Technology
A6 RS 6 Avant
Feature
7 Series 740i
Touchscreen Display
Digital Instrument Cluster
Apple CarPlay
Android Auto
Wireless Apple CarPlay
Wireless Android Auto
Wireless Phone Charging
Built-in Navigation
Premium Audio System
Head-Up Display
USB-C Ports
Bluetooth Connectivity
Voice Control
Connected Car App
Pros & Cons
Strengths and weaknesses of each vehicle
Audi A6 RS 6 Avant
Pros
- +Supercar-level 463 kW performance
- +Practical wagon body
- +Strong quattro traction
- +Useful 548 litre boot
- +Exceptional overtaking performance
Cons
- −Very high purchase price
- −Heavy fuel consumption
- −Expensive tyres and brakes
- −High insurance costs
- −Wide body suits larger roads
BMW 7 Series 740i
Pros
- +Exceptional rear-seat comfort
- +Powerful six-cylinder performance
- +Spacious 540 litre boot
- +Advanced cabin technology
- +Refined long-distance ride
Cons
- −Very high purchase price
- −Large for city parking
- −Expensive servicing and tyres
- −No ANCAP rating
- −Fuel use is substantial
Which one should you buy?
Best for Performance: Audi A6 RS 6 Avant
System power around 463 kW supports a solid performance score.
Best Overall: Audi A6 RS 6 Avant
Across performance, value, efficiency, and practicality, this variant shows a balanced overall profile.
Our Recommendation
Choose Audi A6 RS 6 Avant if: You prioritise performance and responsive power.
Choose BMW 7 Series 740i if: You prioritise performance and responsive power.
Bottom Line: Audi A6 RS 6 Avant leads on performance.
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