European model shown.

The 2026 BMW X3 and the 2026 Mercedes-Benz GLC are two of the most cross-shopped compact luxury SUVs in the segment, and for good reason: both pair a refined cabin with a turbocharged four-cylinder. The clearest difference is what each makes standard. Every X3 arrives with xDrive all-wheel drive, more cargo room, and better fuel economy, while the GLC starts as a rear-wheel-drive SUV and asks you to pay up for all-wheel drive. If you want all-weather traction and usable space without working through an options list, the X3 makes a strong opening case for Vallejo drivers.

At BMW of Napa Valley, we sell and service the BMW X3, not the Mercedes-Benz GLC, so this comparison is written to help you decide which compact luxury SUV fits the way you drive across the Bay Area. When you are ready, you can schedule a test drive of the X3 and see how it feels on the grades and commutes around Solano County. The figures below are drawn from each manufacturer and independent sources for both vehicles, so the head-to-head is accurate on both sides.

2026 BMW X3 Overview

The redesigned BMW X3 lineup opens with the X3 30 xDrive, powered by a 2.0-liter turbocharged four-cylinder with 48-volt mild-hybrid assistance, making 255 horsepower and 295 lb-ft of torque through an eight-speed automatic and standard xDrive all-wheel drive. It reaches 60 mph in about 6.0 seconds and earns an EPA-estimated 27/33/29 mpg city/highway/combined. Above it sits the X3 M50 xDrive, with a 3.0-liter M TwinPower Turbo inline-six rated at 393 horsepower and a 4.4-second sprint to 60. The X3 is built at BMW's plant in Spartanburg, South Carolina, carries a 4-year/50,000-mile warranty, and includes 3 years or 36,000 miles of complimentary scheduled maintenance. Vacaville and Vallejo shoppers can confirm current details with the dealership.

2026 Mercedes-Benz GLC Overview

The Mercedes-Benz GLC is a well-regarded compact luxury SUV with an elegant, quiet cabin and a large central touchscreen, and reviewers consistently rate its interior among the most refined in the class. The core GLC 300 uses a 2.0-liter turbocharged four-cylinder mild hybrid that, like the X3's base engine, produces 255 horsepower and 295 lb-ft of torque, paired with a nine-speed automatic. Rear-wheel drive is standard on the GLC 300; the GLC 300 4Matic adds all-wheel drive. Mercedes also offers paths the X3 lineup does not: the GLC 350e plug-in hybrid travels up to an EPA-estimated 54 miles on electricity, and the high-performance AMG GLC 43 and 671-horsepower AMG GLC 63 S E Performance sit at the top. The GLC is built in Germany and carries a 4-year/50,000-mile warranty.

Powertrain and Efficiency Comparison

At the heart of the matchup, the two base engines are remarkably close: both the X3 30 xDrive and the GLC 300 make 255 horsepower and 295 lb-ft of torque, and both reach 60 mph in about 6.0 seconds when equipped with all-wheel drive. Where the X3 separates itself is efficiency and traction. The X3 returns an EPA-estimated 29 mpg combined versus the GLC 300 4Matic's 26 mpg, with a four-mpg city advantage that adds up on a daily Suisun City commute, and the X3 makes xDrive all-wheel drive standard while the GLC starts in rear-wheel drive. The X3 30 xDrive is also rated to tow up to 4,001 pounds when properly equipped, versus the GLC 300's up to 3,500 pounds, both being manufacturer maximums on a conventional hitch.

Higher up each lineup, the choice depends on what you want from performance. The X3 M50 reaches 60 mph in 4.4 seconds from its 393-horsepower inline-six, quicker than the 416-horsepower AMG GLC 43, which Mercedes rates at 4.7 seconds. Mercedes does, however, offer a higher ceiling: the plug-in-hybrid AMG GLC 63 S E Performance produces 671 horsepower, well beyond anything in the X3 range. For most Vacaville buyers cross-shopping the everyday versions, though, the comparison comes down to the 255-horsepower base models.

Specification	2026 BMW X3 30 xDrive	2026 Mercedes-Benz GLC 300 4Matic
Starting MSRP (excl. destination)	$51,300	About $51,550
Horsepower	255 hp	255 hp
Torque	295 lb-ft	295 lb-ft
EPA combined MPG	29 mpg	26 mpg
Standard drivetrain	xDrive all-wheel drive	Rear-wheel drive (4Matic optional)
Cargo behind rear seats	31.5 cu ft	21.9 cu ft
Maximum cargo volume	67.1 cu ft	56.3 cu ft
Max towing (properly equipped)	Up to 4,001 lbs	Up to 3,500 lbs
Final assembly	Spartanburg, SC (US)	Germany

Interior and Technology Comparison

Both SUVs deliver the digital, screen-forward cabins luxury buyers expect, and both seat five. The GLC's interior is a genuine high point and earns praise for its material quality and hushed ride, with a large central touchscreen running the latest Mercedes interface. The X3 answers with BMW's curved display and the newest iDrive system, standard navigation, and a driver-focused layout, then pulls ahead on practicality: its 31.5 cubic feet behind the rear seats and 67.1 cubic feet with them folded give it noticeably more room for gear than the GLC's 21.9 and 56.3 cubic feet. For an American Canyon family loading strollers, bikes, or weekend luggage, that cargo gap is the difference you feel most often. The X3 also includes complimentary scheduled maintenance for 3 years or 36,000 miles, which keeps early upkeep simple.

Pricing and Value

On a like-for-like all-wheel-drive basis, the two are essentially even: the BMW X3 30 xDrive starts at $51,300 MSRP excluding destination and the Mercedes-Benz GLC 300 4Matic at about $51,550, with both figures excluding a $1,350 destination charge that each brand adds. The GLC does have a lower entry point, $49,550, but that price is for the rear-wheel-drive GLC 300; all-wheel drive is a paid 4Matic upgrade, whereas xDrive all-wheel drive is standard on every X3. So for the many Vallejo and Dixon buyers who want all-weather traction, the X3 delivers standard all-wheel drive, more cargo room, and better fuel economy for roughly the same money as an AWD-equipped GLC. MSRP excludes destination, taxes, title, and fees; confirm current pricing with the dealership, and see live offers and inventory before you buy.

Where the BMW X3 Wins

• Standard all-wheel drive. Every X3 comes with xDrive all-wheel drive; on the GLC, all-wheel drive is the optional 4Matic upgrade over a rear-wheel-drive base.
• More cargo room. The X3 offers 31.5 cubic feet behind the rear seats and 67.1 cubic feet maximum, versus the GLC's 21.9 and 56.3 cubic feet, so there is far more usable space for daily hauling.
• Better fuel economy. An EPA-estimated 29 mpg combined for the X3 against 26 mpg for the GLC 300 4Matic, including a four-mpg edge in the city.
• More towing capability. The X3 30 xDrive is rated to tow up to 4,001 pounds when properly equipped, compared with up to 3,500 pounds for the GLC 300, both being manufacturer maximums on a conventional hitch.
• Quicker at the sport tier, plus included maintenance. The X3 M50 reaches 60 mph in 4.4 seconds, ahead of the AMG GLC 43's 4.7, and the X3 adds 3 years or 36,000 miles of complimentary scheduled maintenance.

Where the Mercedes-Benz GLC Wins

• Lower entry price. The rear-wheel-drive GLC 300 starts at $49,550, the cheaper way into the badge if you do not need all-wheel drive.
• A plug-in hybrid option. The GLC 350e travels up to an EPA-estimated 54 miles on electricity alone, a plug-in path the current US X3 lineup does not offer; BMW's electric SUV in this class is the separate iX3 nameplate.
• A higher performance ceiling. The AMG GLC 63 S E Performance makes 671 horsepower and hits 60 mph in about 3.5 seconds, beyond the X3 M50's 393 horsepower, and the AMG GLC 43 carries a higher peak output than the M50 as well.

Which Should You Choose?

For most compact-luxury-SUV shoppers in Solano County, the 2026 BMW X3 is the more complete everyday choice: it bundles standard all-wheel drive, more cargo space, better fuel economy, and a higher tow rating into a starting price that lands right alongside an all-wheel-drive GLC, then adds complimentary scheduled maintenance on top. Choose the Mercedes-Benz GLC if you specifically want the lower rear-wheel-drive entry price, a plug-in-hybrid model with real electric range, or the extreme top-end power of the AMG GLC 63. If your priorities are all-weather traction, space, and efficiency for a North Bay commute and weekend trips, the X3 is the one to drive.

Test Drive the 2026 BMW X3 Today

BMW of Napa Valley is your local home for the 2026 BMW X3 — The Ultimate Driving Machine®. Browse the current X3 inventory online, then schedule a test drive to compare it against the GLC on the roads you actually drive. Our team can walk you through trims, xDrive, and financing in person at 2399 Auto Mall Pkwy in Fairfield.

2026 BMW X3 vs Mercedes-Benz GLC FAQs

Is the BMW X3 bigger than the Mercedes-Benz GLC?

The X3 is the more cargo-friendly of the two. It offers 31.5 cubic feet behind the rear seats and 67.1 cubic feet maximum, compared with 21.9 and 56.3 cubic feet for the GLC, and it is slightly longer overall at 187.2 inches versus 185.7.

Does the Mercedes-Benz GLC come standard with all-wheel drive?

No. The GLC 300 is rear-wheel drive as standard, and all-wheel drive is the optional 4Matic upgrade. By contrast, every BMW X3 includes xDrive all-wheel drive at no extra cost.

Is the BMW X3 or the Mercedes-Benz GLC cheaper?

On a matched all-wheel-drive basis they are nearly identical: the X3 30 xDrive starts at $51,300 MSRP and the GLC 300 4Matic at about $51,550, both excluding a $1,350 destination charge. The GLC has a lower headline price of $49,550, but that is the rear-wheel-drive model; the X3 includes all-wheel drive at its starting price.

Which is faster, the BMW X3 or the Mercedes-Benz GLC?

The base models tie, with both the X3 30 xDrive and the GLC 300 4Matic reaching 60 mph in about 6.0 seconds from identical 255-horsepower engines. At the sport tier, the 393-horsepower X3 M50 is quicker to 60 (4.4 seconds) than the 416-horsepower AMG GLC 43 (4.7), while Mercedes offers a higher ceiling in the 671-horsepower AMG GLC 63 S E Performance.

Is there a hybrid or electric BMW X3?

Both X3 engines use 48-volt mild-hybrid assistance, but the current US X3 lineup does not offer a plug-in hybrid. The Mercedes-Benz GLC does, in the GLC 350e, which travels up to an EPA-estimated 54 miles on electricity. BMW's fully electric SUV in this class is the separate iX3 nameplate rather than an X3 trim.

Explore the 2026 BMW X3 Research Hub