Used 2020 BMW 3 Series for Sale nearPhoenix, AZ

Compare 2020 BMW 3 Series Trims in Phoenix, AZ

The 2020 BMW 3 Series offers a range of trims from budget-friendly to performance-oriented, catering to various driving preferences and needs.

• Starting at $21,019
• Best MPG/MPGe: 26 city / 36 hwy
• Most Popular: 330i Sedan RWD

Trim Overview

Prices updated weekly from CarGurus listings.

Quick Compare Table

Listing prices sourced from CarGurus — updated weekly. OEM specs from manufacturer data.

Missing data displayed as "—".

Trim Deep Dives

330i Sedan RWD — "Who It's For"

The 330i Sedan RWD is the pick for shoppers who want a luxury sedan experience without breaking the bank. It's also the most popular trim in the lineup.

• Avg. market price: $21,019 (updated weekly)
• MPG/MPGe: 26 city / 36 hwy
• Inventory: 66 listings
• View 330i Sedan RWD listings

330i xDrive Sedan AWD — "Who It's For"

The 330i xDrive Sedan AWD is the choice for those who want all-wheel drive capability without a significant price increase. It balances performance and practicality.

• Avg. market price: $22,498 (updated weekly)
• MPG/MPGe: 25 city / 34 hwy
• Inventory: 46 listings
• View 330i xDrive Sedan AWD listings

M340i Sedan RWD — "Who It's For"

The M340i Sedan RWD is ideal for buyers seeking a sportier drive with more power, without stepping up to the top-tier performance models.

• Avg. market price: $25,096 (updated weekly)
• MPG/MPGe: 22 city / 30 hwy
• Inventory: 18 listings — lower availability; may limit negotiating room
• View M340i Sedan RWD listings

M340i xDrive Sedan AWD — "Who It's For"

The M340i xDrive Sedan AWD is for those who want a high-performance sedan with all-wheel drive, offering a thrilling driving experience in various conditions.

• Avg. market price: $44,000 (updated weekly)
• MPG/MPGe: 22 city / 30 hwy
• Inventory: 6 listings — lower availability; may limit negotiating room
• View M340i xDrive Sedan AWD listings

Trim Recommendations

Most Popular — 330i Sedan RWD

With 66 active listings, the 330i Sedan RWD is the clear volume leader in the lineup.

Browse 330i Sedan RWD listings

Best Budget Option — 330i Sedan RWD

At $21,019 avg market price — below the lineup median of $23,797 — it's the most accessible entry point.

Browse 330i Sedan RWD listings

Best for Fuel Economy — 330i Sedan RWD

The 330i Sedan RWD offers the best fuel economy in the lineup with 26/36 MPG.

Browse 330i Sedan RWD listings

These recommendations are based on CarGurus' proprietary market data from September 12, 2026, CarGurus experts' opinions, and generative AI.

How much does the 2020 BMW 3 Series cost?

Prices have softened 6.23% compared to this time last year, making it a favorable time to shop this model year.

There are 1,525 listings available, which gives you a solid pool of options to compare.

Is the 2020 BMW 3 Series a good car?

Generally — the 2020 BMW 3 Series earns a 4.14/5 user rating and an 8.17/10 expert rating, which points to a car that resonates with shoppers and testers alike. The standout strength is Performance at 10/10.

User feedback repeatedly highlights the car’s beautiful design, strong performance, and comfortable interior. The overview also frames it as a sedan for drivers who care about the experience behind the wheel, while the expert notes reinforce that it is fun to drive and powered by a strong engine.

The trade-offs are clear: the design may be polarizing, and the car is described as poor value for money. That means you should view it as a driver-focused luxury sedan rather than a bargain play. With 33.4% of listings marked as good or great deals, the market does offer some room to shop selectively.

Is the 2020 BMW 3 Series reliable?

Owners rate it 4.14/5, a solid signal of long-term satisfaction.

User feedback suggests the car can be reliable and dependable in the ways that matter to owners who plan to keep it, with praise centered on the overall driving and ownership experience. The expert notes also describe it as a car that delivers a legendary experience and, for enthusiasts, real value in the long run.

You also get free scheduled maintenance for the first three years or 36,000 miles of ownership, which helps soften early ownership costs. Even so, used buyers should still budget carefully for upkeep and verify that prior maintenance was done on schedule.

What should I look for when buying a used 2020 BMW 3 Series?

At 72.3% 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 pre-purchase inspection, especially if you’re considering a higher-mileage or heavily optioned example. Pay close attention to body condition, interior wear, and whether the car’s equipment matches the listing, since this model can be expensive when options are added.

Key things to evaluate:

• Trim level: The base 330i starts with a high price, while the M340i adds a much more performance-focused character and a richer equipment set. The cabin design and materials are a strength, but the entry car still asks a lot of you financially.
• Powertrain: The M340i uses a turbocharged 3.0-liter inline 6-cylinder engine with 382 horsepower and 369 pound-feet of torque, paired with an 8-speed automatic transmission and rear-biased xDrive all-wheel drive. It is tuned for strong acceleration and engaging handling.
• Safety package: To get the latest advanced driver-assistance systems, you need two Driving Assistance option packages. The suite includes lane-keeping assist, but the expert notes say the systems can feel abrupt and are not especially smooth.
• Infotainment: The system uses a touchscreen display, natural voice recognition, gesture control, and the familiar console knob and buttons. Gesture control is optional, and the voice system can handle natural commands for navigation, climate, and audio.
• Fuel efficiency: No fuel-economy figure is stated in the available data.

Which 2020 BMW 3 Series trim should I buy?

The 2020 BMW 3 Series is offered in 2 trim levels: 330i and M340i.

Here's the short version:

• 330i: This is the trim to consider if you want the core 3 Series experience without stretching to the top of the range. It keeps the car’s premium feel and everyday usability, but the data makes clear that the price still starts high, so it suits you best if you value the badge and chassis more than maximum performance.
• M340i: This is the best-value trim if you want the strongest version of the car’s personality. It adds the turbocharged inline-6, xDrive, and the most enthusiast-focused setup in the lineup, and the expert specifically says it is worth the added cost if you can afford it.

To get the latest advanced driver-assistance systems, you need to add two Driving Assistance option packages.

Is now a good time to buy a used 2020 BMW 3 Series?

This looks like a moderate, selective buyer’s market, so you should shop carefully and be ready to move when you find the right car.

• Deal availability: 33.4% of listings are priced as good or great deals.
• Inventory: There are 1,525 listings available.
• Price trend: Prices have softened 6.23% compared with last year.
• Clean inventory: 72.3% of listings are accident-free.

If you find a listing below $23,621, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 BMW 3 Series's resale value?

The current average of $23,931 sits slightly below last year's $25,521.

That decline suggests the market has already adjusted downward, which can help you buy at a more favorable entry point today. For a future seller, the recent softening means resale gains may be harder to realize unless the car is especially well kept or well equipped.

The 3 Series still benefits from strong enthusiast appeal, and that can help support demand when you eventually sell. Well-maintained examples with desirable equipment should hold up better than neglected cars with heavy wear or accident history.

Vehicles with solid owner satisfaction ratings, like this model year's 4.14/5, tend to retain buyer demand, which supports resale value over time.

Is the 2020 BMW 3 Series safe?

The 2020 BMW 3 Series earns a Top Safety Pick+ rating from IIHS when equipped with the adaptive full LED headlights.

It earns a 9/10 safety score from our experts.

To equip the car with all of BMW’s latest advanced driver-assistance systems, you need two Driving Assistance option packages. The available systems include lane-keeping assist, and the expert notes say they can be accurate but sometimes abrupt or less smooth than you might want.

That means safety-minded shoppers should pay close attention to equipment level, because the most advanced features are not standard across the lineup. If you want the strongest safety setup, verify the headlight and driver-assistance configuration before you buy.

Should I buy a 2020 BMW 3 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:

• 33.4% of listings are priced as good or great deals.
• At 72.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 6.23% compared with last year.
• Owners rate it 4.14/5 — a solid satisfaction signal.
• BMW’s 2020 update brings a stronger performance-first personality, especially with the M340i.

Consider the 2019 if:

• At $20,714, the 2019 costs less than the current year's $23,931 average.
• It keeps the familiar sport-sedan formula with a more modern software feel.

Consider the 2021 if:

• At $25,396, the 2021 costs more than the current year's $23,931 average.
• It adds the 330e plug-in hybrid option for buyers who want more efficiency.

The bottom line: If you want the strongest blend of performance and current-market value, the 2020 is the one to target. If your priority is saving money, the 2019 is the better budget path, while the 2021 makes sense if you want the newer lineup and are willing to pay more.

These recommendations are based on CarGurus' proprietary market data from September 11, 2026, CarGurus experts' opinions, and generative AI.