Audi SQ8 vs BMW M5 Touring: cost to own

Verdict, over 6 years

The Audi SQ8 costs about $22,383 less

That's $311 a month. Closest matching trims: same fuel and drive where possible.
SQ8 TFSI quattro tiptronic✓ $3,069/moTrue cost
M5 Touring$3,379/moTrue cost
2027 Audi SQ8
2027 Audi SQ8
Closest matching trim: SQ8 TFSI quattro tiptronic
Sticker (MSRP)$127,300
+$27,707→↓Freight, fees, HST
Drive away$155,007
+ running costs→↓− $62,377 resale
True cost$3,069/moA month to own, after resale
2027 BMW M5 Touring
2027 BMW M5 Touring
Closest matching trim: M5 Touring
Sticker (MSRP)$147,900
+$34,229→↓Freight, fees, HST
Drive away$182,129
+ running costs→↓− $66,631 resale
True cost$3,379/moA month to own, after resale

Line by line

Price
Sticker (MSRP)✓ $127,300$147,900SQ8 by $20,600
Freight and fees, before tax✓ $9,874$13,276SQ8 by $3,402
Sales tax (HST)✓ $17,833$20,953SQ8 by $3,120
Drive-away price✓ $155,007$182,129SQ8 by $27,122
Running costs, 6 years
Fuel or charging$28,372✓ $14,509M5 Touring by $13,863
Insurance (estimate)✓ $23,690$26,131SQ8 by $2,441
Maintenance (estimate)$13,961$13,961—
Loan rate6.5%6.5%—
Loan interest✓ $31,549$37,253SQ8 by $5,704
Lost return on your money✓ $30,641$35,874SQ8 by $5,233
Resale after 6 yrs−$62,377✓ −$66,631M5 Touring by $4,254
Total
True cost✓ $220,932$243,316SQ8 by $22,384
True cost a month✓ $3,069/mo$3,379/moSQ8 by $310
You pay each month✓ $3,440/mo$3,737/moSQ8 by $297
Practical
Fuel typePremium gasPlug-in hybrid—
Seats55—
Carry-ons, 2 peopleNot publishedNot published—
Cargo behind row 2, litresNot publishedNot published—
Length—5.10 m—
Resale % after 6 yrs✓ 49%45%—
US crash testNot rated yetNot rated yet—
Price
Sticker (MSRP)
SQ8 TFSI quattro tiptronic ✓ $127,300M5 Touring $147,900Cheaper by SQ8 by $20,600
Freight and fees, before tax
SQ8 TFSI quattro tiptronic ✓ $9,874M5 Touring $13,276Cheaper by SQ8 by $3,402
Sales tax (HST)
SQ8 TFSI quattro tiptronic ✓ $17,833M5 Touring $20,953Cheaper by SQ8 by $3,120
Drive-away price
SQ8 TFSI quattro tiptronic ✓ $155,007M5 Touring $182,129Cheaper by SQ8 by $27,122
Running costs, 6 years
Fuel or charging
SQ8 TFSI quattro tiptronic $28,372M5 Touring ✓ $14,509Cheaper by M5 Touring by $13,863
Insurance (estimate)
SQ8 TFSI quattro tiptronic ✓ $23,690M5 Touring $26,131Cheaper by SQ8 by $2,441
Maintenance (estimate)
SQ8 TFSI quattro tiptronic $13,961M5 Touring $13,961Cheaper by —
Loan rate
SQ8 TFSI quattro tiptronic 6.5%M5 Touring 6.5%Cheaper by —
Loan interest
SQ8 TFSI quattro tiptronic ✓ $31,549M5 Touring $37,253Cheaper by SQ8 by $5,704
Lost return on your money
SQ8 TFSI quattro tiptronic ✓ $30,641M5 Touring $35,874Cheaper by SQ8 by $5,233
Resale after 6 yrs
SQ8 TFSI quattro tiptronic −$62,377M5 Touring ✓ −$66,631Cheaper by M5 Touring by $4,254
Total
True cost
SQ8 TFSI quattro tiptronic ✓ $220,932M5 Touring $243,316Cheaper by SQ8 by $22,384
True cost a month
SQ8 TFSI quattro tiptronic ✓ $3,069/moM5 Touring $3,379/moCheaper by SQ8 by $310
You pay each month
SQ8 TFSI quattro tiptronic ✓ $3,440/moM5 Touring $3,737/moCheaper by SQ8 by $297
Practical
Fuel type
SQ8 TFSI quattro tiptronic Premium gasM5 Touring Plug-in hybridCheaper by —
Seats
SQ8 TFSI quattro tiptronic 5M5 Touring 5Cheaper by —
Carry-ons, 2 people
SQ8 TFSI quattro tiptronic Not publishedM5 Touring Not publishedCheaper by —
Cargo behind row 2, litres
SQ8 TFSI quattro tiptronic Not publishedM5 Touring Not publishedCheaper by —
Length
SQ8 TFSI quattro tiptronic —M5 Touring 5.10 mCheaper by —
Resale % after 6 yrs
SQ8 TFSI quattro tiptronic ✓ 49%M5 Touring 45%Cheaper by —
US crash test
SQ8 TFSI quattro tiptronic Not rated yetM5 Touring Not rated yetCheaper by —

✓ marks the better figure. Resale for both is typical for their type and brand (unless you lease). These trims differ in fuel (premium gas vs plug-in hybrid), which drives part of the gap. Their stickers differ by $20,600.