Used 2020 BMW 4 Series for SaleNationwide

How much does the 2020 BMW 4 Series cost?

Prices have softened 7.27% compared to this time last year, making it a favorable time to shop this model year.

There are 652 listings available, which gives you a reasonable amount of inventory to compare before you buy.

If you find a listing below $22,860.86, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2020 BMW 4 Series a good car?

Generally — the 4.33/5 user rating points to strong owner satisfaction. Owners consistently praise its impressive power, agility, and design, and many also like the hardtop convertible setup and the way it feels on the road. For you, that makes it a compelling choice if you want a premium coupe or convertible that feels more individual than a conventional luxury car. With 33.9% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2020 BMW 4 Series reliable?

Owners rate it 4.33/5, a solid signal of long-term satisfaction.

The owner feedback also points to a car that feels dependable in daily use, with praise centered on its performance, agility, and overall appeal over time. That said, used luxury cars can carry higher ownership risk if maintenance has been deferred, so you should pay close attention to service history and condition before you commit.

What should I look for when buying a used 2020 BMW 4 Series?

At 62.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report so you can separate clean examples from cars with prior damage. Then prioritize a pre-purchase inspection, especially if the listing price looks unusually attractive. Focus on body condition, panel alignment, and signs of repair quality, since those details matter more when a car has had an incident in its past.

Is now a good time to buy a used 2020 BMW 4 Series?

This is a moderate, selective buyer’s market, so you can shop with some leverage if you stay disciplined.

• Deal availability: 33.9% of listings are priced as good or great deals.
• Inventory: There are 652 listings available.
• Price trend: Prices have softened 7.27% compared with last year.
• Clean inventory: 62.3% of listings are accident-free.

If you find a listing below $22,860.86, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 BMW 4 Series's resale value?

The current average of $23,165 sits slightly below last year's $24,980.

That softer pricing can help you buy more carefully now, but it also suggests future resale gains may be more gradual than they would be in a rising market. If you plan to sell later, the best protection is to buy a well-kept example at a fair price and avoid overpaying today. Strong demand for a stylish premium coupe or convertible can still support resale, especially when the car presents well and has a clean history.

Vehicles with solid owner satisfaction ratings, like this model year's 4.33/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2020 BMW 4 Series or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 33.9% of listings are priced as good or great deals.
• At 62.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 7.27% compared with last year.
• Owners rate it 4.33/5 — a solid satisfaction signal.

Consider the 2021 if:

• At $32,769, the 2021 costs more than the current year's $23,165 average.
• It brings a more dramatic redesign and a more modern, tech-forward feel.

The bottom line: If you want the better value play, the 2020 is the smarter starting point because it combines lower pricing with strong owner satisfaction. If you care more about newer styling and a more modern cabin experience, the 2021 is the better secondary path, but you should expect to pay significantly more for it.

These recommendations are based on CarGurus' proprietary market data from September 4, 2026, CarGurus experts' opinions, and generative AI.