2026 Genesis GV80 vs. 2026 Mercedes-Benz GLS
Established prestige meets rising ambition in this comparison. Mercedes-Benz treats the GLS as the S-Class of its SUV lineup, delivering full-size proportions, an inline-six or V8, and a cabin trimmed to flagship standards. Genesis positions the GV80 as a midsize luxury SUV with three-row availability and an unusually complete list of standard features. Reviewing both across styling, technology, and driving character shows why cross-shopping between them has become so common.
Design & Style
Coherence defines the Genesis GV80 exterior. Its G-Matrix crest grille anchors a 194.5-inch body, and Two-Line Micro Lens Array LED headlamps establish a parallel light signature that repeats through the side markers and rear lamps. Alloy wheels run from 20 to 22 inches, and Prestige Black models darken the wheels, calipers, and window trim. Interior surfaces combine quilted Nappa leather, open-pore wood, aluminum speaker grilles, and a knurled crystal rotary controller in an unhurried layout.
Mercedes-Benz builds the GLS around presence and volume. Its tall grille, chrome detailing, and available AMG Line styling create serious road authority, and the cabin delivers classic Mercedes execution with Nappa leather, available massaging seats, and extensive ambient lighting. Rear seat accommodations are outstanding. Genesis achieves comparable material warmth in a smaller footprint that suits congested roads and tight parking far better.
Technology & Safety
Both interiors are technology showcases. Mercedes-Benz runs twin 12.3-inch displays under MBUX with augmented reality navigation, an available Burmester 3D surround system, and Energizing Comfort programs that combine climate, lighting, and massage functions. Genesis fits a 27-inch panoramic OLED display uniting the cluster and infotainment touchscreen, plus wireless Apple CarPlay, wireless Android Auto, wireless charging, and an available 18-speaker, 1,400-watt Bang & Olufsen system.
Mood Curator gives the Genesis a distinctive edge in cabin ambiance, coordinating massage seating, ambient lighting, climate, audio, and fragrance dispersion into single presets. Safety equipment is comprehensive across both models, and every GV80 arrives with forward collision avoidance assist, blind spot monitoring, rear cross traffic alert, lane keeping assist, adaptive cruise control, and safe exit assist without requiring additional option packages.
Performance
Mercedes-Benz brings more displacement to the fight. Its GLS 450 uses a 3.0-liter turbocharged inline-six with mild hybrid assistance producing 375 horsepower and 369 pound-feet, while the GLS 580 fits a 4.0-liter twin-turbocharged V8 rated at 510 horsepower and 538 pound-feet. Airmatic suspension delivers a supremely cushioned ride, a 9-speed automatic handles shifting, and towing capacity reaches roughly 7,700 pounds.
Genesis matches the entry Mercedes engine almost exactly on output while weighing less. Its 3.5-liter twin-turbocharged V6 makes 375 horsepower and 391 pound-feet, actually exceeding the GLS 450 on torque, and the 2.5-liter turbocharged four-cylinder provides 300 horsepower and 311 pound-feet. An 8-speed automatic and standard all-wheel drive on nearly every trim keep things composed, and road preview suspension prepares the dampers for upcoming pavement irregularities.
The Bottom Line
Interior volume belongs to Mercedes-Benz. GLS cargo capacity measures roughly 17.4 cubic feet behind the third row, 48.7 behind the second, and 84.7 cubic feet maximum, with third-row space genuinely suited to adults. Genesis provides 11.6, 38.7, and 71.7 cubic feet, which covers everyday family duty while conceding on the largest loads.
Value belongs firmly to Genesis. A fully loaded GV80 typically costs less than a base GLS 450, and the standard equipment list is longer. Coverage seals the argument with 10 years or 100,000 miles of powertrain protection, 5 years or 60,000 miles of new vehicle warranty, and 3 years or 36,000 miles of complimentary scheduled maintenance. Buyers wanting a full-size flagship choose the GLS, while those seeking flagship feel at a midsize price choose the GV80.
Schedule a Test Drive Today
Comparing luxury SUVs is a hands-on exercise, and our team at 587 Middle Country Road in St James makes that simple. We keep GV80 trims ranging from the 2.5T through the 3.5T Prestige Black available so you can assess materials, seating, and both powertrains during one appointment. Call our sales department at (631) 306-7642 or arrange your visit through our website at any time.
Service with us is built around convenience. We offer Genesis Concierge support, complimentary maintenance for 3 years or 36,000 miles on 2017 and newer vehicles, and valet pickup and delivery so your vehicle comes to us instead of the reverse. Our indoor service drive, EV-certified factory-trained technicians, all makes and models repair capability, and complimentary car wash after every visit keep ownership effortless.
Frequently Asked Questions
How does GV80 power compare to the GLS 450?
Both make 375 horsepower. The Genesis 3.5-liter twin-turbocharged V6 produces 391 pound-feet of torque against 369 pound-feet for the Mercedes-Benz inline-six, giving the GV80 a modest torque advantage in a lighter package.
Is the GV80 available with a V8 engine?
No. Genesis offers a 2.5-liter turbocharged four-cylinder with 300 horsepower and a 3.5-liter twin-turbocharged V6 with 375 horsepower. Both pair with an 8-speed automatic transmission and deliver strong real-world acceleration.
Which SUV has more third-row space?
Mercedes-Benz leads on outright third-row room and cargo volume. Genesis still provides 34.3 inches of third-row headroom and 30.3 inches of legroom, which accommodates teens and adults comfortably on typical journeys.