Used 2021 BMW 3 Series for Sale nearBrantford, ON

How much does the 2021 BMW 3 Series cost?

Prices have softened 17.24% compared to this time last year, making it a favourable time to shop this model year.

There are 147 listings available, which suggests you have a reasonable amount of inventory to compare.

Is the 2021 BMW 3 Series a good car?

Yes — the 2021 BMW 3 Series earns a 5/5 user rating, which is a strong sign that owners are very satisfied with it.

Owners consistently praise the sharp handling, powerful performance, and luxurious interior. You also see repeated positives around safety features, fuel economy, and trunk space, which helps explain why it appeals as a premium sedan that still works well for everyday use. The broad lineup also gives you flexibility, whether you want a more accessible luxury sport sedan, a plug-in hybrid, or a higher-performance version.

With 32.7% of listings marked as good or great deals, there is still some room to find value if you shop carefully.

Is the 2021 BMW 3 Series reliable?

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

The owner feedback points to a car that feels dependable and trouble-free for many drivers, with satisfaction tied to its strong overall ownership experience. That said, a few owners mention audio-system concerns and mechanical noises, so you should still inspect any used example carefully before buying.

For used buyers, the main long-term ownership risk is less about the core appeal and more about how well a specific car has been maintained.

Is now a good time to buy a used 2021 BMW 3 Series?

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

• Deal availability: 32.7% of listings are priced as good or great deals.
• Inventory: There are 147 listings available.
• Price trend: Prices have softened 17.24% compared with last year.

If you find a listing below $32,354 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 BMW 3 Series's resale value?

The current average of $32,490 CAD sits slightly below last year's $39,258 CAD.

That price movement suggests the market has already adjusted downward, which can make the car more attractive to buyers today but may limit upside for a future seller if prices stay soft. If you buy at the right number, you may reduce the risk of taking a bigger depreciation hit later. Strong demand from shoppers who want a premium sport sedan can still help support values, especially for well-kept examples.

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

Should I buy a 2021 BMW 3 Series or consider a different year?

If you're weighing the 2021 against nearby model years, here's how to think about it:

Choose the 2021 if:

• 32.7% of listings are priced as good or great deals.
• Price trend: Prices have softened 17.24% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

Consider the 2020 if:

• At $33,413 CAD, the 2020 costs more than the current year's $32,490 CAD average.
• It offers a well-rounded, fun-to-drive premium-sedan feel.

Consider the 2022 if:

• At $34,208 CAD, the 2022 costs more than the current year's $32,490 CAD average.
• It adds minor refinements and expanded equipment choices.

The bottom line: The 2021 is the best primary path if you want the strongest mix of price, owner satisfaction, and market availability. If you are more price-sensitive, the 2020 is worth a look, but the 2021’s lower average price and strong owner feedback make it the more compelling starting point.

These recommendations are based on CarGurus' proprietary market data from October 20, 2026, CarGurus experts' opinions, and generative AI.