2025 Mercedes-Benz GLS Trim Comparison: GLS 450 vs GLS 580 vs AMG® GLS 63 vs Mercedes-Maybach GLS 600

Explore how the 2025 Mercedes-Benz GLS line spans from full-size luxury SUV capability to ultra-luxurious presence. Compare the GLS 450, GLS 580, AMG® GLS 63 and Mercedes-Maybach GLS 600 to see how each model blends space, refinement, technology and performance in its own way.

GLS 450 — Luxury SUV Foundation

  • Turbocharged 3.0 L inline-6 with mild hybrid assist for strong and efficient performance.
  • Standard 4MATIC® all-wheel drive and generous second-row space with optional third row.
  • Premium interior materials, modern digital displays and comfortable ride for family use.
  • Great value entry into the full-sized 3-row luxury SUV class.

GLS 580 — Enhanced Power and Refinement

  • Turbocharged 4.0 L V8 with mild hybrid assist delivering stronger acceleration and presence.
  • 4MATIC® all-wheel drive, refined ride tuning and premium finishes throughout the cabin.
  • Upgraded technology and audio systems for a more immersive luxury experience.
  • Ideal for buyers who want more power and luxury while retaining SUV practicality.

AMG® GLS 63 — Performance Full-Size SUV

  • AMG®-enhanced 4.0 L twin-turbo V8 with sport hardware for high-performance driving.
  • AMG® Performance 4MATIC®+ all-wheel drive, high-end brakes and aggressive styling.
  • Sport seats, unique AMG® trim, large wheels and dynamic suspension for bold driving character.
  • A top choice for drivers who demand full-size SUV capability with performance muscle.

Mercedes-Maybach GLS 600 — Ultimate Luxury SUV

  • Handcrafted V8 (or hybrid) powertrain with ultimate luxury, comfort and presence.
  • Maybach-exclusive design cues, extended wheelbase options, and ultra-premium materials throughout.
  • Executive-class rear seating, exceptional sound insulation, top-tier audio and rear-seat luxury amenities.
  • For buyers seeking the highest level of luxury, refinement and SUV utility all in one.

Powertrain and Performance

GLS 450 lays the foundation with a turbo inline-6 engine plus mild hybrid assist for refined power delivery and steady performance in a full-sized luxury SUV. GLS 580 upgrades the powertrain to a more muscular V8 with mild hybrid assist, providing stronger acceleration and a more commanding presence on the road. AMG® GLS 63 takes performance to a higher level with AMG®-specific engineering: a twin-turbo V8, advanced drivetrain and performance tuning that delivers thrilling acceleration and sporty character. Mercedes-Maybach GLS 600 adds the ultimate luxury powertrain, matching refined performance with ultra-premium engineering and presence so the driving experience feels as grand as the vehicle’s stature.

Chassis, Handling and Braking

In the GLS 450 the chassis and suspension are tuned for supple ride comfort, third-row usability and confident highway manners. The GLS 580 enhances the ride with more capable mechanics, refined damping and slightly firmer handling while maintaining luxury drive quality. AMG® GLS 63 brings sport-scar-like hardware to the SUV class: adaptive performance suspension, upgraded brakes, dynamic steering and drive modes that let you increase agility significantly. Mercedes-Maybach GLS 600 focuses its engineering on refinement—executive-style comfort, isolated cabin, rear-seat luxury ride quality—all while delivering full SUV capability.

Design and Cabin Feel

Every GLS offers generous space, premium materials and a luxurious ambiance across three rows of seating. In the GLS 450 you’ll find refined finishes, comfortable seating and the versatility expected of a full-size luxury SUV. GLS 580 elevates that with richer trim, finer leather, upgraded audio and a more imposing exterior presence. AMG® GLS 63 showcases sport-driven design: larger wheels, bold grille, AMG® badging, performance seats and a cockpit styled for dynamic driving. The Mercedes-Maybach GLS 600 redefines luxury SUV design: extended wheelbase options, executive-class rear seating, exclusive Maybach detailing, bespoke materials and craftsmanship that rivals high-end sedans—all wrapped in full-sized SUV practicality.

Technology and Connectivity

All 2025 GLS models include the latest MBUX infotainment with natural voice control, full digital driver displays, wireless smartphone connectivity and advanced navigation systems. The GLS 450 and GLS 580 deliver these features in a user-friendly luxury format with optional upgrades. AMG® GLS 63 adds performance-rich displays, drive-mode selectors, AMG® telemetry and sport-oriented data for drivers who want more than standard luxury. Mercedes-Maybach GLS 600 features the highest level of tech: optional rear-seat entertainment, executive-class communications, enhanced sound systems and bespoke options tailored to luxury-SUV owners.

Driver Assistance and Safety

Across the entire GLS lineup you’ll find a broad suite of advanced safety and driver-assistance features. Standard systems include Lane Keeping Assist, Blind Spot Monitoring, Active Brake Assist, and multi-camera parking systems. The GLS 450 and GLS 580 focus on comfort, tour-ready drive aids and refined convenience features. AMG® GLS 63 includes all of the above plus sport-enhanced stability systems and performance-tuned safety components. The Mercedes-Maybach GLS 600 emphasises privacy, comfort and refinement with top-tier safety systems, driver-assist upgrades, and luxury-oriented features designed for premium SUV passengers and chauffeur-style travel.

Which Trim Fits You?

If you value refined luxury, spaciousness and full-sized SUV practicality, the GLS 450 is a very strong choice. If you want elevated power and higher luxury levels while retaining SUV space, the GLS 580 makes sense. For drivers who demand dynamic performance in a full-sized SUV, the AMG® GLS 63 delivers impressive capability and presence. If you are seeking the ultimate in SUV luxury, executive seating, bespoke materials and full-sized utility, the Mercedes-Maybach GLS 600 is the premier pick.

At a Glance

GLS 450 Highlights

  • Turbo inline-6 with mild hybrid assist for refined SUV power.
  • Generous space across three rows, premium materials and comfort-first ride.
  • Standard all-wheel drive and luxury SUV value basis.
  • An excellent entry into full-size luxury SUV territory.

GLS 580 Highlights

  • V8 turbo with mild hybrid assist delivering stronger performance and presence.
  • Refined ride and luxurious cabin enhancements compared to the base model.
  • Premium tech and audio upgrades elevate the experience.
  • Ideal for buyers who want added power and luxury with SUV versatility.

AMG® GLS 63 Highlights

  • High-performance twin-turbo V8 with sport-tuned hardware for full-sized SUV thrills.
  • AMG® Performance 4MATIC®+ AWD, enhanced brakes and dynamic suspension for agility.
  • Aggressive exterior styling and sport-focused interior detail throughout.
  • Outstanding choice for drivers who refuse to compromise on performance or practicality.

Mercedes-Maybach GLS 600 Highlights

  • Ultimate luxury SUV with extended wheelbase, executive rear seats and bespoke materials.
  • Handcrafted powertrain and top-tier refinement, comfort and presence.
  • Luxury-class amenities, privacy features and premium audio systems as standard.
  • Perfect for discerning buyers who want SUV versatility with limousine-level luxury.

Ready to explore the 2025 Mercedes-Benz GLS lineup in person? Visit Mercedes-Benz of Riverside to see current inventory and schedule a test drive today.

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