Used 2018 BMW 5 Series for SaleNationwide

How much does the 2018 BMW 5 Series cost?

Prices have softened 6.97% compared to this time last year, making it a favourable time to shop this model year.

There are 77 listings available, which gives you a reasonable amount of inventory to compare before you buy.

Is the 2018 BMW 5 Series a good car?

Yes — owners rate it 4.95/5, which is a strong sign that you may be happy with the ownership experience. The user feedback points to a smooth ride, powerful performance, and luxurious features as the main strengths. That fits well if you want a midsize luxury sedan that leans more toward comfort and refinement than outright sportiness. With 33.8% of listings marked as good or great deals, you also have a decent chance of finding a competitively priced example.

Is the 2018 BMW 5 Series reliable?

Owners rate it 4.95/5, a strong signal of long-term satisfaction.

The owner feedback also highlights dependable day-to-day use, with comments that suggest the car can be counted on for comfortable, trouble-free driving when it has been maintained properly. At the same time, some owners mention engine noise and possible reliability concerns, so you should pay close attention to service history and how the car has been cared for. For a used buyer, that means the long-term ownership risk is manageable, but only if you choose carefully and inspect the car thoroughly.

Is now a good time to buy a used 2018 BMW 5 Series?

This looks like a moderate, selective buyer’s market, so you can shop patiently and still find worthwhile options.

• Deal availability: 33.8% of listings are priced as good or great deals.
• Inventory: There are 77 listings available.
• Price trend: Prices have softened 6.97% compared with last year.

If you find a listing below $28,610 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 BMW 5 Series's resale value?

The current average of $28,627 CAD sits slightly below last year's $30,773 CAD.

That price movement suggests the market has already adjusted downward, which can make the car easier to buy now but may also limit upside for a future seller. If you plan to resell later, the current softness means your return will depend heavily on condition, mileage, and maintenance records. Well-kept examples should still hold appeal because the 5 Series remains a desirable luxury sedan with broad capability.

Vehicles with strong owner satisfaction ratings, like this model year's 4.95/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2018 BMW 5 Series or consider a different year?

If you're weighing the 2018 against nearby model years, here's how to think about it:

Choose the 2018 if:

• 33.8% of listings are priced as good or great deals.
• Price trend: Prices have softened 6.97% compared with last year.
• Owners rate it 4.95/5 — a strong satisfaction signal.

The bottom line:

The 2018 is a strong choice if you want a refined, comfortable luxury sedan and you find a well-kept example at a fair price. If you are more price-sensitive, a nearby year may be worth comparing, but the 2018 still makes sense when you want the balance of comfort, performance, and owner satisfaction that this generation offers.

These recommendations are based on CarGurus' proprietary market data from October 6, 2026, CarGurus experts' opinions, and generative AI.