Audi A5 vs Cadillac CT4-V: cost to own

Verdict, over 6 years

The Audi A5 costs about $3,645 less

That's $51 a month. Closest matching trims: same fuel and drive where possible.

A5 TFSI quattro S tronic✓ $1,625/moTrue cost

CT4-V V-Series AWD$1,675/moTrue cost

2026 Audi A5

Closest matching trim: A5 TFSI quattro S tronic

Sticker (MSRP)$59,100

+$11,844→↓Freight, fees, HST

Drive away$70,944

+ running costs→↓− $28,959 resale

True cost$1,625/moA month to own, after resale

2026 Cadillac CT4-V

Closest matching trim: CT4-V V-Series AWD

Sticker (MSRP)$58,524

+$11,725→↓Freight, fees, HST

Drive away$70,249

+ running costs→↓− $26,038 resale

True cost$1,675/moA month to own, after resale

Line by line


Price
Sticker (MSRP)	$59,100	✓ $58,524	CT4-V by $576
Freight and fees, before tax	$3,682	✓ $3,644	CT4-V by $38
Sales tax (HST)	$8,162	✓ $8,082	CT4-V by $80
Drive-away price	$70,944	✓ $70,249	CT4-V by $695
Running costs, 6 years
Fuel or charging	✓ $18,182	$20,779	A5 by $2,597
Insurance (estimate)	$15,573	✓ $15,507	CT4-V by $66
Maintenance (estimate)	$12,850	✓ $12,016	CT4-V by $834
Loan rate	6.5%	6.5%	—
Loan interest	$13,869	✓ $13,723	CT4-V by $146
Lost return on your money	$14,423	✓ $14,289	CT4-V by $134
Resale after 6 yrs	✓ −$28,959	−$26,038	A5 by $2,921
Total
True cost	✓ $116,972	$120,617	A5 by $3,645
True cost a month	✓ $1,625/mo	$1,675/mo	A5 by $50
You pay each month	✓ $1,757/mo	$1,769/mo	A5 by $12
Practical
Fuel type	Premium gas	Premium gas	—
Seats	5	5	—
Carry-ons, 2 people	Not published	2	—
Cargo behind row 2, litres	Not published	303	—
Length	—	4.75 m	—
Resale % after 6 yrs	✓ 49%	44%	—
US crash test	Not rated yet	Not rated yet	—

Price

Sticker (MSRP)

A5 TFSI quattro S tronic $59,100CT4-V V-Series AWD ✓ $58,524Cheaper by CT4-V by $576

Freight and fees, before tax

A5 TFSI quattro S tronic $3,682CT4-V V-Series AWD ✓ $3,644Cheaper by CT4-V by $38

Sales tax (HST)

A5 TFSI quattro S tronic $8,162CT4-V V-Series AWD ✓ $8,082Cheaper by CT4-V by $80

Drive-away price

A5 TFSI quattro S tronic $70,944CT4-V V-Series AWD ✓ $70,249Cheaper by CT4-V by $695

Running costs, 6 years

Fuel or charging

A5 TFSI quattro S tronic ✓ $18,182CT4-V V-Series AWD $20,779Cheaper by A5 by $2,597

Insurance (estimate)

A5 TFSI quattro S tronic $15,573CT4-V V-Series AWD ✓ $15,507Cheaper by CT4-V by $66

Maintenance (estimate)

A5 TFSI quattro S tronic $12,850CT4-V V-Series AWD ✓ $12,016Cheaper by CT4-V by $834

Loan rate

A5 TFSI quattro S tronic 6.5%CT4-V V-Series AWD 6.5%Cheaper by —

Loan interest

A5 TFSI quattro S tronic $13,869CT4-V V-Series AWD ✓ $13,723Cheaper by CT4-V by $146

Lost return on your money

A5 TFSI quattro S tronic $14,423CT4-V V-Series AWD ✓ $14,289Cheaper by CT4-V by $134

Resale after 6 yrs

A5 TFSI quattro S tronic ✓ −$28,959CT4-V V-Series AWD −$26,038Cheaper by A5 by $2,921

Total

True cost

A5 TFSI quattro S tronic ✓ $116,972CT4-V V-Series AWD $120,617Cheaper by A5 by $3,645

True cost a month

A5 TFSI quattro S tronic ✓ $1,625/moCT4-V V-Series AWD $1,675/moCheaper by A5 by $50

You pay each month

A5 TFSI quattro S tronic ✓ $1,757/moCT4-V V-Series AWD $1,769/moCheaper by A5 by $12

Practical

Fuel type

A5 TFSI quattro S tronic Premium gasCT4-V V-Series AWD Premium gasCheaper by —

Seats

A5 TFSI quattro S tronic 5CT4-V V-Series AWD 5Cheaper by —

Carry-ons, 2 people

A5 TFSI quattro S tronic Not publishedCT4-V V-Series AWD 2Cheaper by —

Cargo behind row 2, litres

A5 TFSI quattro S tronic Not publishedCT4-V V-Series AWD 303Cheaper by —

Length

A5 TFSI quattro S tronic —CT4-V V-Series AWD 4.75 mCheaper by —

Resale % after 6 yrs

A5 TFSI quattro S tronic ✓ 49%CT4-V V-Series AWD 44%Cheaper by —

US crash test

A5 TFSI quattro S tronic Not rated yetCT4-V V-Series AWD Not rated yetCheaper by —

✓ marks the better figure. Resale for both is typical for their type and brand (unless you lease). Their stickers differ by $576.