Compare the2026 Hyundai Ioniq 9VS 2025 Mercedes EQB

Both the Ioniq 9 and EQB have child safety locks to prevent children from opening the rear doors. The Ioniq 9 has power child safety locks, allowing the driver to activate and deactivate them from the driver's seat and to know when they're engaged. The EQB’s child locks have to be individually engaged at each rear door with a manual switch. The driver can’t know the status of the locks without opening the doors and checking them.

The Ioniq 9 has a standard front seat center airbag, which deploys between the driver and front passenger, protecting them from injuries caused by striking each other in serious side impacts. The EQB doesn’t offer front seat center airbags.

The Ioniq 9’s standard lane departure warning system alerts a temporarily inattentive driver when the vehicle begins to leave its lane and gently nudges the vehicle back towards its lane. A lane departure warning system costs extra on the EQB.

The Hyundai Ioniq 9 comes with a standard Surround View Monitor, while the Mercedes EQB doesn’t offer a camera washer, requiring manual cleaning.

Both the Ioniq 9 and the EQB have standard driver and passenger frontal airbags, front side-impact airbags, driver knee airbags, side-impact head airbags, front and rear seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, blind spot warning systems, rearview cameras, rear cross-path warning, driver alert monitors and available around view monitors.

The Hyundai Ioniq 9 weighs 679 to 1356 pounds more than the Mercedes EQB. The NHTSA advises that heavier vehicles are much safer in collisions than their significantly lighter counterparts.

The Ioniq 9 comes with a full 5-year/60,000-mile basic warranty, which covers the entire truck and includes 24-hour roadside assistance. The EQB’s 4-year/50,000-mile basic warranty expires 1 year or 10,000 miles sooner.

Hyundai’s powertrain warranty covers the Ioniq 9 6 years and 50,000 miles longer than Mercedes covers the EQB. Any repair needed on the engine, transmission, axles, joints or driveshafts is fully covered for 10 years or 100,000 miles. Coverage on the EQB ends after only 4 years or 50,000 miles.

The Ioniq 9’s corrosion warranty is 2 years longer than the EQB’s (7 vs. 5 years).

Hyundai pays for scheduled maintenance on the Ioniq 9 for 3 years and 36,000 miles. Hyundai will pay for tire rotations, cabin filter replacement, brake fluid replacement, inspections, and any other required maintenance. Mercedes doesn’t pay scheduled maintenance for the EQB.

There are over 2 times as many Hyundai dealers as there are Mercedes dealers, which makes it much easier should you ever need service under the Ioniq 9’s warranty.

J.D. Power and Associates’ 2024 Initial Quality Study of new car owners surveyed provide the statistics that show that Hyundai vehicles are better in initial quality than Mercedes vehicles. J.D. Power ranks Hyundai third in initial quality, above the industry average. With 44 more problems per 100 vehicles, Mercedes is ranked 21st, below the industry average.

J.D. Power and Associates’ 2024 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Hyundai vehicles are more reliable than Mercedes With 20 fewer problems per 100 vehicles in the first three years of ownership, J.D. Power ranks Hyundai higher than Mercedes.

The Ioniq 9 has more powerful engines than the EQB:

On the EPA test cycle the Ioniq 9 gets better mileage than the EQB:

The Ioniq 9 can travel longer on a full charge than the EQB on a full charge:

For better stopping power the Ioniq 9’s brake rotors are larger than those on the EQB:

The Ioniq 9’s standard front and rear disc brakes are vented to help dissipate heat for shorter stops with less fading. The rear discs on the EQB are solid, not vented.

For better traction, the Ioniq 9 has larger standard tires than the EQB (255/60R19 vs. 235/50R19). The Ioniq 9 Limited/Calligraphy’s tires are larger than the largest tires available on the EQB (285/45R21 vs. 235/50R19).

For better ride, handling and brake cooling the Ioniq 9 S/SE has standard 19-inch wheels. Smaller 18-inch wheels are standard on the EQB. The Ioniq 9 Limited/Calligraphy’s 21-inch wheels are larger than the 20-inch wheels optional on the EQB.

The Ioniq 9 has a standard automatic rear load leveling suspension to keep ride height level with a heavy load or when towing. The EQB doesn’t offer a load leveling suspension.

For a smoother ride and more stable handling, the Ioniq 9’s wheelbase is 11.8 inches longer than on the EQB (123.2 inches vs. 111.4 inches).

For better handling and stability, the average track (width between the wheels) on the Ioniq 9 is 4.3 inches wider in the front and 4.8 inches wider in the rear than the track on the EQB.

The Ioniq 9 Limited/Calligraphy uses computer-generated active noise cancellation to help remove annoying noise and vibration from the passenger compartment, especially at low frequencies. The EQB doesn’t offer active noise cancellation.

The Ioniq 9 has .8 inches more front headroom, .3 inches more front legroom, 5.5 inches more front shoulder room, 1.7 inches more rear headroom, 4.7 inches more rear legroom, 6.1 inches more rear shoulder room, 4.9 inches more third row headroom, 2.9 inches more third row legroom and 11.2 inches more third row shoulder room than the EQB.

For enhanced passenger comfort on long trips the Ioniq 9’s middle and third row seats recline. The EQB’s third row seats don’t recline.

The Ioniq 9’s cargo area provides more volume than the EQB.

Pressing a switch automatically lowers or raises the Ioniq 9 Limited/Calligraphy’s second and third row seats, to make changing between cargo and passengers easier. The EQB doesn’t offer automatic folding seats.

The Ioniq 9’s rear cargo window opens separately from the rest of the liftgate door to allow quicker loading of small packages. The EQB’s rear cargo window doesn’t open.

Standard Trailer Stability Assist (TSA) on the Ioniq 9 uses the Electronic Stability Control sensors to detect trailer sway, then uses individual brakes to counteract any swaying and help keep the tow vehicle and trailer steady. The EQB doesn’t offer electronic trailer sway control.

To improve rear visibility by keeping the rear window clear, the Ioniq 9 has a standard rear fixed intermittent wiper with a full on position. The rear wiper standard on the EQB only has an intermittent setting, so in a hard rain visibility isn’t as good.

To shield the driver and front passenger’s vision over a larger portion of the windshield and side windows, the Ioniq 9 has standard extendable sun visors. The EQB doesn’t offer extendable visors.

Manual rear side window sunshades are available in the Ioniq 9 to help block heat and glare for the rear passengers. The EQB doesn’t offer rear side window sunshades.

The Ioniq 9 has standard heated front seats. Heated front seats cost extra on the EQB. The Ioniq 9 SEL/Limited/Calligraphy also has standard heated second row seats to keep those passengers extremely comfortable in the winter. Heated second row seats aren’t available in the EQB.

The Ioniq 9 SEL/Limited/Calligraphy has standard front air conditioned seats and the Ioniq 9 Limited/Calligraphy also has them in the second row. This keeps the passengers comfortable and takes the sting out of hot seats in summer. The EQB doesn’t offer air-conditioned seats for the second row.

The Ioniq 9 is equipped with both FM and AM stereo radios, offering access to more content and better coverage than the EQB, which solely provides FM radio. With AM radio, you can enjoy a wider variety of stations featuring news, talk shows, sports commentary, native language programing, automated traffic guidance, and emergency broadcasts. AM waves travel further and penetrate buildings and obstacles more effectively than FM signals, especially at night. Having both FM and AM stereo radios the Ioniq 9 offers a more comprehensive listening experience compared to only FM in the EQB.

HD Radio boasts several benefits over conventional radio: superior sound quality with clearer and consistent FM broadcasts, CD-quality audio, and Multicast Channels offering up to four streams from a single station, adding programming choices. Cars like the Ioniq 9 equipped with HD Radio provide an improved in-car entertainment experience. The EQB, devoid of this technology, foregoes these benefits. Selecting the Hyundai Ioniq 9 empowers drivers to enjoy a more immersive and enjoyable listening experience while on the go.

The Ioniq 9 Calligraphy’s Parking Assist can parallel park by itself, starting, stopping and changing direction automatically. Remote Parking Assist will park and retrieve your car remotely: press a button and watch it park itself. This is ideal for tight locations. The EQB’s automatic parking system does not offer parking by remote control.