Used 2020 BMW Z4 for Sale nearPhiladelphia, PA

How much does the 2020 BMW Z4 cost?

Prices have held steady compared to this time last year, signaling a stable and predictable market for this model year.

There are 94 listings available, which suggests a relatively limited pool of used Z4s to shop from.

Is the 2020 BMW Z4 a good car?

Yes — you’re looking at a 4.71/5 user-rated car with an expert rating of 7.5/10. The standout strength is Performance at 9/10.

Owners consistently praise the performance, handling, smooth transmission, and comfortable seats, which fits the Z4’s role as a small roadster built for driving enjoyment. The overview also points to its strong fun-to-drive character and great handling, making it especially appealing if you want a convertible that feels focused rather than merely stylish. The main trade-off is outdated technology, and some owners also mention road noise from the soft top.

With 37.2% of listings marked as good or great deals, you have some room to shop selectively if you want the right combination of condition and price.

Is the 2020 BMW Z4 reliable?

Owners rate it 4.71/5, a strong signal of long-term satisfaction.

The owner summary points to a car that feels dependable in the ways that matter most to enthusiasts: strong performance, smooth operation, and a driving experience people are happy to live with over time. The expert notes also reinforce that the Z4 is built around a polished powertrain and a well-sorted roadster character, which supports confidence in day-to-day use.

For used buyers, the biggest long-term ownership risk is less about outright durability and more about whether the car has been maintained carefully and kept in the condition its premium hardware deserves.

What should I look for when buying a used 2020 BMW Z4?

At 74.5% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and then prioritize a close inspection of bodywork, panel alignment, and any signs of prior repair. Because this is a low-volume roadster with premium equipment, condition matters a lot: check the soft top, electronics, and interior wear carefully, and make sure the car feels as tight and well-kept as the price suggests.

Key things to evaluate:

• Trim level: The base sDrive30i gives you a more affordable entry point with a 10.24-inch touchscreen, navigation, HD Radio, and 14-way power and memory seats, while the M40i adds the inline-6 character and more standard equipment, making it the better fit if you want the stronger performance identity this Z4 is known for.
• Powertrain: The sDrive30i uses a 2.0-liter turbocharged 4-cylinder with 255 horsepower and 295 pound-feet of torque, while the M40i brings a 3.0-liter turbocharged inline-6 with 382 hp and 368 lb-ft. The 4-cylinder is eager and quick, but the inline-6 is the one that restores the Z4’s serious punch.
• Safety package: Standard equipment includes frontal collision warning with emergency braking and traffic-sign recognition. The Driving Assistance package adds blind-spot monitoring and lane-departure warning, while the Convenience package adds rear cross-traffic alert, an automatic parking system, satellite radio, adaptive cruise, and smartphone key pairing.
• Infotainment: The Z4 uses a 10.24-inch touchscreen with BMW’s iDrive system. Apple CarPlay is offered, but Android Auto is missing, and the tech setup is one of the car’s weaker points.
• Fuel efficiency: The 4-cylinder engine is described as getting to 60 mph in about 5.5 seconds, but no MPG or MPGe figure is stated.

Which 2020 BMW Z4 trim should I buy?

The 2020 BMW Z4 is offered in 2 trim levels: sDrive30i and sDriveM40i.

Here's the short version:

• sDrive30i: This is the value play if you want the Z4 experience at the lower starting price. You still get the core luxury-roadster setup, including the 10.24-inch touchscreen, navigation, LED headlights, rain-sensing wipers, and power seats, plus the lively 4-cylinder engine. It’s the trim to choose if you care more about open-air cruising and balanced performance than maximum power.
• sDriveM40i: This is the one to buy if you want the Z4’s full personality. It brings the inline-6 back, along with the stronger performance identity, and many of the desirable packages are already included. If you want the best-driving version and can justify the higher price, this is the clear enthusiast choice.

The safety package is optional rather than fully standard, so make sure you know whether a given car has the Driving Assistance or Convenience package before you buy.

Is now a good time to buy a used 2020 BMW Z4?

The market looks selective rather than overheated, so you can shop with patience and still find opportunities.

• Deal availability: 37.2% of listings are priced as good or great deals.
• Inventory: There are 94 listings available.
• Price trend: Prices have held steady compared with last year.
• Clean inventory: 74.5% of listings are accident-free.

If you find a listing below $35,309, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 BMW Z4's resale value?

The current average of $36,410 sits slightly above last year's $36,300.

That small increase suggests the Z4 has held its value fairly well rather than swinging sharply up or down. For a future seller, that kind of stability is helpful because it points to a market that remains consistent and easier to price confidently.

The car’s niche appeal also matters: buyers shopping for a compact luxury roadster tend to be deliberate, so a well-kept example can still attract attention even in a limited market. Strong condition and the right equipment will matter more than trying to time a dramatic price jump.

Vehicles with strong owner satisfaction ratings, like this model year's 4.71/5, tend to retain buyer demand, which supports resale value over time.

Is the 2020 BMW Z4 safe?

The redesigned BMW Z4 has yet to be tested by the government’s National Highway Traffic Safety Administration (NHTSA) and the independent Insurance Institute for Highway Safety (IIHS).

It earns a 6/10 safety score from our experts.

Standard safety features include frontal collision warning with emergency braking and traffic-sign recognition, though this can be supported with the Driving Assistance package to add blind-spot-monitoring and lane-departure-warning systems, or with the Convenience package for rear cross-traffic alert, along with an automatic parking system, satellite radio, adaptive cruise, and smartphone key pairing.

The Z4 also has relatively poor rear visibility when the top is up, and the wind deflector can make rearward visibility more difficult with the top down.

Should I buy a 2020 BMW Z4 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:

• 37.2% of listings are priced as good or great deals.
• At 74.5% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have held steady compared with last year.
• Owners rate it 4.71/5 — a strong satisfaction signal.
• The inline 6-cylinder engine returns in the M40i trim, restoring the Z4’s stronger performance identity.

The bottom line: If you want the Z4 with its most compelling personality, the 2020 model is the one to target because it brings back the inline-6 and keeps the car’s core strengths intact. If you’re more price-sensitive, the sDrive30i still gives you the roadster look and feel at a lower entry point, but you should be selective about condition and equipment.

These recommendations are based on CarGurus' proprietary market data from September 22, 2026, CarGurus experts' opinions, and generative AI.