New & Used 2026 BMW 3 Series for Sale nearPotomac, IL

Compare 2026 BMW 3 Series Trims

The 2026 BMW 3 Series offers a range of trims from budget-friendly options to performance-oriented models, catering to various driving preferences.

• Starting at $47,461
• Best MPG/MPGe: 28 city / 35 hwy
• Most Popular: 330i 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 RWD — "Who It's For"

The 330i RWD is the pick for shoppers who want a well-rounded luxury sedan without paying for higher trims. It's also the most popular trim in the lineup.

• Avg. market price: $47,461 (updated weekly)
• MPG/MPGe: 28 city / 35 hwy
• Inventory: 1,797 listings — widest selection in the lineup
• View 330i RWD listings

330i xDrive — "Who It's For"

The 330i xDrive is the pick for shoppers who want all-wheel drive without stepping up to a higher price point. It offers a solid balance of features and performance.

• Avg. market price: $48,326 (updated weekly)
• MPG/MPGe: 26 city / 34 hwy
• Inventory: 878 listings
• View 330i xDrive listings

M340i RWD — "Who It's For"

The M340i RWD is the pick for shoppers who want a performance-oriented sedan without going for the top-tier model. It delivers a powerful engine and luxury features.

• Avg. market price: $59,854 (updated weekly)
• MPG/MPGe: 27 city / 33 hwy
• Inventory: 215 listings
• View M340i RWD listings

M340i xDrive — "Who It's For"

The M340i xDrive is the pick for shoppers who want the ultimate performance and all-weather capability. It's the most premium option in the lineup.

• Avg. market price: $68,148 (updated weekly)
• MPG/MPGe: 26 city / 33 hwy
• Inventory: 82 listings — lower availability; may limit negotiating room
• View M340i xDrive listings

Trim Recommendations

Most Popular — 330i RWD

With 1,797 active listings, the 330i RWD is the clear volume leader in the lineup.

Browse 330i RWD listings

Best Budget Option — 330i RWD

At $47,461 avg market price — below the lineup median of $54,090 — it's the most accessible entry point.

Browse 330i RWD listings

Best for Fuel Economy — 330i RWD

The 330i RWD offers the best fuel economy in the lineup with 28/35 MPG/MPGe.

Browse 330i RWD listings

These recommendations are based on CarGurus' proprietary market data from October 1, 2026, CarGurus experts' opinions, and generative AI.

Is the 2026 BMW 3 Series a good car?

The 2026 BMW 3 Series is a strong choice if you want a compact luxury sedan that still emphasizes performance, handling, and a premium feel. BMW positions it as the brand’s most versatile and varied car, and this year’s lineup gives you a wide spread of personalities, from the 330i to the M3.

You also get a modern cabin and current tech, including a curved display setup, wireless Apple CarPlay and Android Auto, over-the-air updates, and an available head-up display. The tradeoffs are that the back seat is a little tight, the 330e gives up some trunk space to its battery pack, and some safety features are optional rather than standard.

With 36.5% of listings priced as good or great deals, you have a decent number of opportunities to shop selectively.

Is the 2026 BMW 3 Series reliable?

The 2026 BMW 3 Series is presented as a well-rounded luxury sedan with a familiar formula: strong performance, precise handling, and businesslike luxury. BMW’s current setup also keeps the car technologically current, which can help it feel fresh and usable in everyday driving.

At the same time, the model’s premium hardware, available plug-in hybrid system, and broad trim spread mean you should expect a more complex ownership experience than you would from a simpler sedan. For used buyers, that makes long-term ownership risk something to manage carefully with maintenance records and a thorough pre-purchase inspection.

What should I look for when buying a used 2026 BMW 3 Series?

Accident-free inventory is excellent at 95.9% — clean inventory, standard diligence applies.

You should still run a history report and verify that the car’s condition matches the listing photos and description. Prioritize an inspection of the tires, brakes, electronics, and interior wear, since this is a premium sedan where small issues can add up quickly.

Is now a good time to buy a used 2026 BMW 3 Series?

This looks like a moderate, selective buyer’s market, so you can shop with some leverage if you’re patient and focused.

• Deal availability: 36.5% of listings are priced as good or great deals.
• Inventory: There are 1,942 listings available.
• Clean inventory: 95.9% of listings are accident-free.

Should I buy a 2026 BMW 3 Series or consider a different year?

If you're weighing the 2026 against nearby model years, here's how to think about it:

Choose the 2026 if:

• 36.5% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 95.9% — clean inventory, standard diligence applies.

Consider the 2025 if:

• It delivers engaging driving dynamics without needing an upgrade.

The bottom line: If you want the freshest version with strong market availability and a clean inventory profile, the 2026 is the better primary target. If you’re more price-sensitive, the 2025 is worth a look because it still delivers the core 3 Series driving experience and may open up more room in your budget.

These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.