2026 BMW X3

The 2026 BMW X3 is a five-seat luxury SUV with all-wheel drive, automatic transmission, and a choice of four- or six-cylinder power. At Herb Chambers BMW of Sudbury in Sudbury, shoppers can explore how its performance, dimensions, cargo space, fuel requirements, and available configurations fit their daily driving needs. This page also outlines how the X3 compares with other BMW SUVs and how to begin the purchase process through the dealership.

Starting MSRP

$51,300

Horsepower

255–393 hp

EPA MPG

25 city / 30 hwy

Seating

5 seats

Drivetrain

All Wheel Drive

Fuel

Premium Unleaded (Required)

Body Style

SUV

How the 2026 BMW X3 Compares With BMW's Lineup

BMW's SUV lineup covers different priorities, from compact pricing and efficiency to greater power and capability. The X3 sits between the smaller X1 and X2 and the larger X5, giving shoppers several ways to compare size, performance, and equipment direction.

The 2026 BMW X3 starts at $51,300, while the 2026 BMW X2 starts at $44,300. The X2 offers 241–312 horsepower and 23–24 city / 32–33 highway MPG, favoring shoppers focused on a lower entry price and compact efficiency; the X3 offers 255–393 horsepower and 25 city / 30 highway MPG. MSRP excludes tax, title, registration and dealer fees.

The 2026 BMW X1 starts at $42,800 and offers 241–312 horsepower with 24–25 city / 32–34 highway MPG. Its lower starting price and slightly broader highway economy range may suit shoppers prioritizing compact value, while the X3 brings a higher power range and its own five-seat SUV configuration.

The 2026 BMW X5 starts at $67,600 and offers 375–523 horsepower, 21–23 city / 23–27 highway MPG, 40 miles of electric range, and 5,952–7,209 pounds of maximum towing. The X5 may suit buyers seeking greater towing capability or available electric range, while the X3 offers a lower starting price and a more compact footprint.

2026 BMW X3 Specifications and Configuration

The 2026 BMW X3 is configured as a five-seat SUV with all-wheel drive, an automatic eight-speed transmission, and an inline engine layout. Across its three configurations, output ranges from 255 to 393 horsepower and torque ranges from 295 to 428 lb-ft.

Engine choices range from 2.0 to 3.0 liters, with four- to six-cylinder power and displacement from 1,998 to 2,998 cc. Peak power arrives from 4,700 to 5,200 rpm, while peak torque arrives from 1,600 to 1,900 rpm. Premium unleaded fuel is required.

The X3 measures 187.2 inches long, 75.6 inches wide, and 65.4 inches high, with a 112.8-inch wheelbase and 84.2-inch width with mirrors. It has a 4,535-pound curb weight, a 17.2-gallon fuel capacity, and 31.5 cubic feet of cargo space behind the rear seats.

Buying a 2026 BMW X3 in Sudbury

Herb Chambers BMW of Sudbury serves BMW shoppers in Sudbury, MA, with a range of ways to begin the process. Start by using the search inventory tool to review current new-vehicle listings as inventory changes on a rolling basis.

Shoppers can also prepare for a purchase by using the trade-in tool at value your trade. A dealership representative can help discuss the X3's configurations, pricing, and next steps for arranging an in-person visit.

What to Weigh Before Buying

Consider how much performance is appropriate for the way the X3 will be driven. The available output range spans 255 to 393 horsepower, while the vehicle consistently provides all-wheel drive, five seats, and an eight-speed automatic transmission across its configurations.

Fuel planning is another practical consideration because premium unleaded is required. The X3 combines 25 city MPG and 30 highway MPG with 31.5 cubic feet of cargo room behind the rear seats, making those figures useful reference points for commuting, errands, and passenger travel.

Its dimensions also matter when comparing BMW SUVs. The 187.2-inch length and 84.2-inch width with mirrors can help shoppers assess garage space, parking habits, and the balance between interior utility and exterior size.