The 2027 BMW 5 Series and the 2027 Mercedes-Benz E-Class are the two best-known names in the midsize luxury sedan class, and they compete almost trim-for-trim: a four-cylinder entry AWD-optional sedan, an AWD-standard four-cylinder step, and a six-cylinder performance trim. The 530i starts $4,700 under the E 350 at the same 255 hp, and every 5 Series trim carries more trunk space than its closest E-Class match.

BMW of Napa Valley sells the 5 Series, and the 530i, 530i xDrive and 540i xDrive are all available to test drive or order at our Fairfield showroom on Auto Mall Pkwy.

2027 BMW 5 Series Overview

Three trims: the 255-hp 530i from $60,500, the same engine with standard xDrive all-wheel drive in the 530i xDrive from $62,800, and the 375-hp six-cylinder 540i xDrive from $67,700. Every trim carries the BMW Curved Display, a standard power glass moonroof, Active Blind Spot Detection and Lane Departure Warning, 18.3 cu ft of trunk space, and BMW Ultimate Care covering scheduled maintenance for 3 years or 36,000 miles. The 540i xDrive carries a standard payload capacity of 999 lbs.

2027 Mercedes-Benz E-Class Overview

Mercedes-Benz offers the E-Class Sedan in the E 350 (255 hp, rear-wheel drive, from $65,200), the E 350 4MATIC (255 hp, standard all-wheel drive, from $67,700), the E 450 4MATIC (375 hp, standard all-wheel drive, from $73,700), and the AMG E 53 HYBRID (a 577-hp plug-in hybrid performance flagship, from $91,100). Every E-Class trim carries a standard Panorama roof with a power-opening front panel, third-generation MBUX infotainment, and standard DISTRONIC adaptive cruise with Blind Spot Assist.

Powertrain Comparison

Matchup	5 Series	E-Class
Entry trim	530i: 255 hp, 295 lb-ft, RWD, 5.9 sec, 31 mpg	E 350: 255 hp, 295 lb-ft, RWD, 6.1 sec, 28 mpg
Entry AWD trim	530i xDrive: 255 hp, 295 lb-ft, AWD, 5.8 sec, 30 mpg	E 350 4MATIC: 255 hp, 295 lb-ft, AWD, 6.1 sec, 27 mpg
Six-cylinder trim	540i xDrive: 375 hp, 398 lb-ft, AWD, 4.4 sec, 28 mpg	E 450 4MATIC: 375 hp, 369 lb-ft, AWD, 4.4 sec, 25 mpg
Transmission	8-speed automatic, all trims	9-speed automatic, all trims

At identical horsepower, the 5 Series is quicker to 60 on both the entry and AWD-entry trims, and it holds a fuel-economy edge across all three matched pairs. At the six-cylinder trim, both cars post the same 4.4-second 0-60 time, but the 540i xDrive carries 29 more lb-ft of torque than the E 450 4MATIC.

Interior and Technology Comparison

Both cars run a large-format digital cockpit: the BMW Curved Display with Operating System 8.5 on the 5 Series, and third-generation MBUX with Zero Layer menu technology on the E-Class. Both offer wireless smartphone integration and available massaging front seats. The E-Class's standard Panorama roof includes a power-opening front panel; the 5 Series's standard moonroof does not open as far, with the Sky Lounge Panoramic Roof available as an upgrade. The 5 Series counters with 18.3 cu ft of trunk space against the E 450 4MATIC's 12.7 cu ft, a real-world difference in what each car can actually carry.

Pricing and Value

At every matched power and drivetrain point, the 5 Series starts lower: $60,500 vs. $65,200 at 255 hp RWD, $62,800 vs. $67,700 at 255 hp AWD, and $67,700 vs. $73,700 at 375 hp AWD. Both brands back their sedans with an identical 4-year/50,000-mile basic warranty, so the price gap isn't offset by a longer coverage term on either side.

Where the 2027 5 Series Wins

• Lower starting price at every matched power point: $4,700 to $6,000 less than the comparable E-Class trim.
• More trunk space: 18.3 cu ft on every trim vs. 12.7 cu ft on the E 450 4MATIC.
• Quicker to 60 at matched horsepower: the 530i and 530i xDrive both beat their 255-hp E-Class counterparts.
• More torque at the top of the lineup: the 540i xDrive's 398 lb-ft beats the E 450 4MATIC's 369 lb-ft.
• Better fuel economy at every matched trim: a 2-3 mpg combined edge across all three comparable pairs.

Where the 2027 E-Class Wins

• The AMG E 53 HYBRID: a 577-hp, 3.9-second plug-in hybrid flagship with no equivalent among the 530i, 530i xDrive and 540i xDrive.
• Standard power-opening Panorama roof: the 5 Series's comparable open-air upgrade, the Sky Lounge Panoramic Roof, is available rather than standard.

Which Should You Choose?

For a buyer cross-shopping these two at any of the three matched power points, the 5 Series costs less, carries more in the trunk, and out-accelerates or matches the E-Class while using less fuel. A buyer set on the segment's highest-output plug-in flagship, or who wants a standard power-opening roof panel without stepping up to an option package, is the one the E-Class fits better. BMW of Napa Valley sells the 5 Series, and the 530i, 530i xDrive and 540i xDrive are all available to test drive or order today.

If your week mixes a Vacaville-to-Vallejo commute on I-80 with Saturday errands around Solano County and the odd drive up Highway 29 into Napa Valley, either sedan will do the job; what separates them is the power, trunk and price detail laid out above, and a back-to-back drive on the North Bay roads you already use settles it fastest.

Test Drive the 2027 5 Series at BMW of Napa Valley

BMW of Napa Valley is at 2399 Auto Mall Pkwy in Fairfield, just off I-80. Schedule a test drive to compare the 530i, 530i xDrive or 540i xDrive in person, or see current 5 Series inventory for what's on the lot today.

2027 5 Series vs E-Class FAQs

Is the BMW 5 Series cheaper than the Mercedes-Benz E-Class?

Yes, at every matched power and drivetrain point: the 530i undercuts the E 350 by $4,700, the 530i xDrive undercuts the E 350 4MATIC by $4,900, and the 540i xDrive undercuts the E 450 4MATIC by $6,000.

Which has more horsepower, the 5 Series or the E-Class?

Matched trim for trim, horsepower is identical: 255 hp on the entry pairs, 375 hp on the six-cylinder pairs. The E-Class's AMG E 53 HYBRID (577 hp) has no 5 Series gas-trim equivalent.

Which has more trunk space?

The 5 Series, at 18.3 cu ft across all three trims vs. the E 450 4MATIC's 12.7 cu ft.

Is the 5 Series or the E-Class faster?

The 530i and 530i xDrive are both quicker to 60 than their 255-hp E-Class counterparts (5.9 and 5.8 seconds vs. 6.1 for both E 350 variants). The 540i xDrive and E 450 4MATIC tie at 4.4 seconds.

Which gets better gas mileage?

The 5 Series, by 2-3 mpg combined at every matched trim pair.

Does the E-Class have a plug-in hybrid option?

Yes, the AMG E 53 HYBRID, a 577-hp performance flagship. Among its three gas trims, the 5 Series does not offer a comparable plug-in performance flagship among its 530i, 530i xDrive and 540i xDrive.

Do both cars have the same warranty?

Yes, both carry a 4-year/50,000-mile basic warranty.

Can I test drive both at BMW of Napa Valley?

BMW of Napa Valley sells and services the 5 Series; the 530i, 530i xDrive and 540i xDrive are all available to test drive at our Fairfield showroom.

Explore the 2027 BMW 5 Series