2026 BMW X3

The 2026 BMW X3 brings five-seat SUV practicality, all-wheel-drive confidence and a choice of four- or six-cylinder performance to Boston, MA. At Herb Chambers BMW of Boston, shoppers can explore how its available trims balance everyday efficiency, responsive acceleration and useful cargo space. This page covers the X3’s pricing, dimensions, powertrains, fuel requirements and key capability figures, along with comparisons to other BMW SUVs in the same size class. When it is time to take the next step, shoppers can search current BMW inventory, connect with the dealership team and arrange an in-person visit at 1168 Commonwealth Avenue.

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 Across the BMW Lineup

Pricing, power, fuel economy and drivetrain configuration help distinguish the BMW X3 from nearby BMW SUV choices. The X3 starts at $51,300 MSRP; MSRP excludes tax, title, registration and dealer fees.

Compared with the 2026 BMW X2, the X3 starts at $51,300 versus $44,300 and offers 255–393 hp versus 241–312 hp. The X2 may suit shoppers focused on a lower starting price, while the X3 offers a broader power range; both provide five seats and all-wheel drive, while their listed fuel details differ.

Compared with the 2026 BMW X1, the X3 starts at $51,300 versus $42,800 and produces 255–393 hp versus 241–312 hp. The X1 may appeal to buyers prioritizing a lower entry price and slightly higher listed highway economy of 32–34 MPG, while the X3 lists 25 city and 30 highway MPG.

Compared with the 2026 BMW X5, the X3 starts at $51,300 versus $67,600 and offers 255–393 hp versus 375–523 hp. The X5 may fit shoppers seeking greater power, available rear-wheel drive and 5,952–7,209 pounds of maximum towing, while the X3 emphasizes a lower starting price and standard all-wheel drive.

Specifications and Configuration

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

Engine choices span 2.0 to 3.0 liters, with four- to six-cylinder configurations and displacement from 1,998 to 2,998 cc. Premium unleaded fuel is required. The X3 is rated at 25 city and 30 highway MPG, reaches 60 mph in 4.4 seconds, and provides 31.5 cubic feet of cargo space behind the rear seats.

Exterior dimensions measure 187.2 inches long, 75.6 inches wide and 65.4 inches high, with a 112.8-inch wheelbase and 84.2-inch width including mirrors. Curb weight is 4,535 pounds, and fuel capacity is 17.2 gallons.

Buying a 2026 BMW X3 in Boston

Herb Chambers BMW of Boston serves shoppers seeking the 2026 BMW X3 in Boston, MA. The dealership receives vehicles on a rolling basis, so search inventory for current listings and contact the team at (617) 271-2376 for assistance with the next steps.

Shoppers considering a trade can use the trade-in tool to begin the appraisal process. A visit to Herb Chambers BMW of Boston at 1168 Commonwealth Avenue, Boston, MA 02134, offers an opportunity to discuss trim and powertrain preferences in person.

What to Weigh Before Buying

Trim selection changes the X3’s performance character. The 30 xDrive lists 255 horsepower, a 2.0-liter four-cylinder engine and 295 lb-ft of torque, while the M50 xDrive lists 393 horsepower, a 3.0-liter six-cylinder engine and 428 lb-ft of torque.

Fuel planning matters because premium unleaded is required. The X3’s 31.5 cubic feet of cargo space behind the rear seats, five-seat layout and standard all-wheel drive make its size and configuration relevant for commuting, passengers and everyday cargo.