Compare 2021 Audi A6 vs 2020 Cadillac CT5

2021 Audi A6
2020 Cadillac CT5
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Premium 45 TFSI quattro
Style MPG City MPG Hwy Invoice MSRP
A6 Premium 45 TFSI quattro 23 31 $51,608 $54,900
A6 Premium 55 TFSI quattro 22 29 $56,212 $59,800
A6 Premium Plus 45 TFSI quattro 23 31 $51,608 $54,900
A6 Premium Plus 55 TFSI quattro 22 29 $56,212 $59,800
A6 Prestige 45 TFSI quattro 23 31 $51,608 $54,900
A6 Prestige 55 TFSI quattro 22 29 $56,212 $59,800
A6 Sport Premium 45 TFSI quattro 23 31 $51,608 $54,900
A6 Sport Premium Plus 45 TFSI quattro 23 31 $51,608 $54,900
RS 6 Avant 4.0 TFSI quattro 15 22 $102,460 $109,000
S6 2.9 TFSI Premium Plus 18 28 $69,936 $74,400
S6 2.9 TFSI Prestige 18 28 $69,936 $74,400
Select style
4-Door Sedan Luxury
Style MPG City MPG Hwy Invoice MSRP
CT5 4-Door Sedan Luxury 23 32 $35,234 $36,895
CT5 4-Door Sedan Premium Luxury 23 32 $38,863 $40,695
CT5 4-Door Sedan Sport 23 32 $39,818 $41,695
CT5 4-Door Sedan V-Series 18 26 $45,548 $47,695
Pricing
Invoice Price
$51,608
$35,234
Manufacturer Suggested Retail Price
$54,900
$36,895
Monthly Payment Estimate
$915 / month
$615 / month
The Car Connection's Take
TCC Rating
7.2
7.2
TCC’s Bottom Line
The 2021 Audi A6 mid-size luxury sedan or wagon is reserved but flexible in its powertrain offerings and body styles. The 2020 Cadillac CT5 improves upon the agile CTS and at a substantially lower price.
TCC Likes
TCC Dislikes
Fuel Economy
City
23 mpg 23 mpg
Highway
31 mpg 32 mpg
Vehicle
EPA Classification
Midsize Cars Mid-Size
Interior Dimensions
Second Leg Room (in)
37.4 37.9
Front Leg Room (in)
41.3 42.4
Passenger Capacity
5 5
Second Head Room (in)
38.1 36.6
Second Shoulder Room (in)
56.5 55.7
Front Head Room (in)
38 39
Front Shoulder Room (in)
57.8 56.7
Front Hip Room (in)
- 53.7
Passenger Volume (ft³)
- - TBD -
Second Hip Room (in)
- 53.7
Exterior Dimensions
Height, Overall (in)
57.4 57.2
Track Width, Rear (in)
63.7 63.9
Wheelbase (in)
115.1 116
Width, Max w/o mirrors (in)
74.3 74.1
Track Width, Front (in)
64.2 62.8
Min Ground Clearance (in)
4.2 - TBD -
Length, Overall (in)
194.4 193.8
Liftover Height (in)
- - TBD -
Cargo Area Dimensions
Trunk Volume (ft³)
13.7 11.9
Brakes
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes NA
Rear Brake Rotor Diam x Thickness (in)
13 12.4 x 0.9
Brake Type
4-Wheel Disc Pwr
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes NA
Front Brake Rotor Diam x Thickness (in)
13.3 12.6 x 1.1
Fuel Tank
Fuel Tank Capacity, Approx (gal)
19.3 17
Steering
Steering Type
Rack-Pinion Pwr
Turning Diameter - Curb to Curb (ft)
36.4 39
Lock to Lock Turns (Steering)
- - TBD -
Turning Diameter - Wall to Wall (ft)
- - TBD -
Steering Ratio (:1), Overall
- - TBD -
Tires
Spare Tire Size
Compact NA
Front Tire Order Code
NA QBC
Spare Tire Order Code
NA NA
Rear Tire Size
P245/45HR19 245/45R18
Rear Tire Order Code
NA QBC
Front Tire Size
P245/45HR19 245/45R18
Weight Information
Base Curb Weight (lbs)
4101 3659
Wheels
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
19 X 8.5 18 x - TBD -
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
Steel NA
Front Wheel Size (in)
19 X 8.5 18 x - TBD -
Spare Wheel Size (in)
Compact NA
Engine
Engine Type
Intercooled Turbo Gas/Electric I-4 Turbocharged Gas I4
Fuel System
Gasoline Direct Injection SIDI
SAE Net Torque @ RPM
273 @ 1600 258 @ 1500-4000
Engine Order Code
NA LSY
Displacement
2.0 L/121 2.0L/- TBD -
SAE Net Horsepower @ RPM
248 @ 4300 237 @ 5000
Mileage
EPA Fuel Economy Est - City (MPG)
23 23
Fuel Economy Est-Combined (MPG)
26 26
EPA Fuel Economy Est - Hwy (MPG)
31 32
Transmission
Second Gear Ratio (:1)
2.19 2.99
Trans Order Code
8Y MHS
Seventh Gear Ratio (:1)
0.39 1.00
Fourth Gear Ratio (:1)
1.06 1.80
Trans Description Cont.
Auto-Shift Manual w/OD Automatic
Drivetrain
All Wheel Rear Wheel Drive
Sixth Gear Ratio (:1)
0.51 1.28
First Gear Ratio (:1)
3.19 4.70
Final Drive Axle Ratio (:1)
4.41 2.85
Third Gear Ratio (:1)
1.52 2.15
Trans Type
7 10
Fifth Gear Ratio (:1)
0.74 1.52
Trans Description Cont. Again
NA NA
Reverse Ratio (:1)
2.75 4.87
Tenth Gear Ratio (:1)
- 0.64
Clutch Size (in)
- N/A
Ninth Gear Ratio (:1)
- 0.69
Eighth Gear Ratio (:1)
- 0.85
Summary
Vehicle Name
Audi A6 Cadillac CT5
Body Style
quattro Sedan Sedan
Suspension
Suspension Type - Rear
Multi-Link Five-Link
Suspension Type - Rear (Cont.)
Multi-Link NA
Suspension Type - Front
Multi-Link MacPherson Strut
Suspension Type - Front (Cont.)
Multi-Link NA
Shock Absorber Diameter - Rear (mm)
- - TBD -
Stabilizer Bar Diameter - Rear (in)
- - TBD -
Shock Absorber Diameter - Front (mm)
- - TBD -
Stabilizer Bar Diameter - Front (in)
- - TBD -
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
6.7 6.9
Trailering
Dead Weight Hitch - Max Trailer Wt. (lbs)
- NA
Wt Distributing Hitch - Max Trailer Wt. (lbs)
- NA
Dead Weight Hitch - Max Tongue Wt. (lbs)
- NA
Wt Distributing Hitch - Max Tongue Wt. (lbs)
- NA
Cooling System
Total Cooling System Capacity (qts)
- - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary)
- - TBD -
Maximum Alternator Capacity (amps)
- - TBD -
Crash Test Ratings
Overall Rating
Overall Frontal Barrier Crash Rating
Frontal Barrier Crash Rating Driver
Frontal Barrier Crash Rating Passenger
Overall Side Crash Rating
Side Barrier Rating
Side Barrier Rating Driver
Side Barrier Rating Passenger Rear Seat
Side Pole Rating Driver Front Seat
Combined Side Rating Front Seat
Combined Side Rating Rear Seat
Rollover Rating
Next Steps: Get Free Price Quotes!
2021 Audi A6
  • 2021 Audi A6 is stocked in small numbers
  • Lease: $569 per month for 36 months
  • Rebates: Up to $1,500 in savings
  • Finance: From 1.49% APR for 60 months
Get Your Price
2020 Cadillac CT5
  • 2021 CT5 arriving at dealers; 2020s almost gone
  • Rebate up to $3,000 on 2020s; $1,000 on 2021s
  • Lease a 2020 from $349 for 39 months
  • 0% APR for 72 months + rebate on both years
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