Comparison: Mercedes G-Class W463 AMG 63 – OLD vs NEW

The Mercedes G-Class W463 AMG 63 represents a fascinating clash between heritage and modernity. The old model is brutal, boxy, and unapologetically mechanical, powered by a thundering V8 that feels raw and intimidating. It is built like a tank, with a driving experience that prioritizes presence over comfort.

The new AMG 63 refines this legend, combining the same iconic shape with advanced technology, luxury materials, digital interiors, and improved road manners. Performance is sharper, handling more composed, and comfort dramatically enhanced. Together, they show how Mercedes preserved character while embracing innovation. Both versions define ultimate status, power, and unmistakable authority.

Key Specs

Here is a key-specs overview comparing a typical “old” Mercedes-AMG G 63 W463 (5.5L V8, pre‑2018) with the “new” AMG G 63 W463A (4.0L V8, 2018+). Values can vary slightly by market and model year.

Spec	OLD G 63 AMG (W463, pre‑2018)	NEW G 63 AMG (W463A, 2018+)
Engine	5.5 L twin‑turbo V8 (M157)	4.0 L twin‑turbo V8 (M177)
Power	≈ 536–563 hp	≈ 577 hp
Torque	≈ 760 Nm	≈ 850 Nm
Gearbox	7‑speed automatic (7G‑Tronic)	9‑speed automatic (AMG Speedshift TCT)
0–100 km/h (0–62 mph)	≈ 5.3–5.5 s	≈ 4.4–4.5 s
Top speed (approx, limited)	≈ 210–220 km/h	≈ 220–240 km/h (with package)
Length	≈ 4720 mm	≈ 4820 mm
Width	≈ 1860 mm	≈ 1930 mm
Height	≈ 1970 mm	≈ 1970 mm
Curb weight	Heavier by ~200 kg	~200 kg lighter than old
Fuel consumption (real‑world)	~19.5 L/100 km	~17.5 L/100 km

Best Suited For

The old Mercedes G-Class W463 AMG 63 is best suited for purists who value heritage, toughness, and a raw driving experience. It appeals to collectors, off-road enthusiasts, and drivers who enjoy a commanding, mechanical connection to their machine and the terrain beneath it. Its charm lies in personality, sound, and presence rather than refinement.

The new AMG 63 is best suited for buyers who want the same iconic G-Wagon image blended with advanced technology, refined comfort, and extreme performance. It attracts executives, entrepreneurs, and enthusiasts who require luxury, speed, safety, and daily usability in one bold package. Whether for status, adventure, or modern convenience, each version serves a distinct lifestyle and personality on and off the road.

FAQ

The price of a Mercedes‑Benz G-Class (G-Wagon) varies with model, trim and region. In the U.S. for 2025, a base G-Class starts around US $149,400, while the high-performance Mercedes‑AMG G 63 begins at approximately US $187,250.

In other markets; where taxes, import duties, and local fees apply, final cost is substantially higher, sometimes reaching $200,000+ (or equivalent in local currency). Used G-Wagons or older trims are typically less expensive, but overall expect a premium price for this iconic luxury SUV given its prestige, performance, and build quality.

Here is a compact country-by-country comparison table showing Approximate Old Model Price (W463, pre-2018), the approximate New Model Price (W463A, 2018+), and a short Important notes column. All figures are approximate, rounded, and sourced-most load-bearing citations.

Old Vs New by Country

Country	Old	New	Notes
USA	US$142,325 (original/new MSRP for 2016–2017 G63).	US$195,500 (current MBUSA MSRP / typical new starting price).	Old = Historical U.S. MSRP for pre-2018 G63. The New model carries substantially higher base MSRP and many costly options; on-road price rises with dealer/manufacturer options.
Mexico	MXN 1.7M–2.6M (typical local new/historical pricing for pre-2018 G63; used-market listings for 2017 examples around MXN ~1.7M).	MXN 3.7M–4.9M (dealer / market listings for 2018+ / recent G63s; variability due to import duties and dealer markup).	Mexico prices fluctuate widely because of import taxes, dealer markups and parallel imports, used-market listings often differ a lot from official dealer pricing.
India	₹2.38 crore (example on-road/new-ish pricing for older G63 listings; used/older market varied).	₹3.59 crore (ex-showroom) — typical current G63 listing / ex-showroom; Collector’s Edition ₹4.30 crore (limited India edition).	Indian prices include very high import duties, GST, RTO & TCS which push local prices far above US/Europe. Limited editions and dealer locational charges add further premium.
Uk	£141,000–£143,000 (historic on-the-road/RRP levels for pre-2018 G-Class variants).	£184,000–£208,000 on-the-road / RRP (current G-Class / G63 base to high-spec RRP ranges depending on spec).	UK RRP includes VAT; options and manufacture personalization push the price markedly higher. Used-market values depend on year, spec and desirability.
South Africa	Used examples often R~1.2M–R3.0M for older pre-2018/used G63s (wide range in classifieds).	R4.45M – R4.63M (new/current local retail pricing reported for 2024–2025 G63 introductions and editions).	Local new prices include import duties, VAT and service/maintenance packs in some offers. South African classifieds show large spread for older used models vs current new asking RPs.

“The price range at BE FORWARD of the MERCEDES-BENZ G-CLASS is between $20,600 and $36,028 as of December 2025”

Side-by-Side Comparison

Interior

The Mercedes G-Class W463 AMG 63 interior blends rugged heritage with ultra-luxury refinement. Premium leather wraps the seats, dashboard, and doors, paired with carbon fiber or wood trim for a powerful visual impact. Dual widescreen displays dominate the cockpit, offering advanced navigation, performance data, and digital instrument clusters. Ambient lighting enhances the modern atmosphere, while the Burmester sound system delivers exceptional audio clarity.

Heated and ventilated seats, multi-zone climate control, and driver-assistance features ensure maximum comfort and safety. Despite its boxy exterior, the cabin feels surprisingly spacious, sophisticated, and technologically advanced, reflecting the vehicle’s evolution into a luxury performance icon.

Exterior

The Mercedes G-Class W463 AMG 63 exterior is instantly recognizable, defined by its bold, boxy silhouette and military-inspired design. A tall, upright stance, flat panels, and exposed door hinges preserve its legendary utilitarian roots.

The AMG version intensifies the look with a Panamericana grille, wider wheel arches, aggressive bumpers, side-exit exhausts, and massive alloy wheels. LED headlights and daytime running lights add modern sophistication without compromising its classic identity. High ground clearance and a rugged ladder-frame chassis reinforce its unstoppable presence and dominance on and off road.

Engine, Transmission & Drivetrain

The Mercedes G-Class W463 AMG 63 is powered by a handcrafted 4.0L twin-turbocharged V8 engine, delivering brutal acceleration and a distinctive exhaust note. It produces immense horsepower and torque, enabling rapid launches despite its heavy, boxy frame. The power is sent through a high-performance AMG SPEEDSHIFT automatic transmission, providing quick, smooth gear changes in both comfort and sport modes. The legendary 4MATIC all-wheel-drive system ensures maximum traction on all surfaces, paired with three locking differentials for extreme off-road capability. This combination delivers controlled handling, confident climbing ability, and impressive stability on highways and harsh terrain alike.

Engine & Drivetrain

The Mercedes-AMG G 63 in the W463 generation is powered by a handcrafted 4.0L twin-turbocharged V8 that delivers explosive performance and a deep, commanding exhaust note. Power is managed by a refined AMG SPEEDSHIFT nine-speed automatic transmission, engineered for immediate response and smooth cruising.

The permanent 4MATIC all-wheel-drive system distributes torque confidently, while three mechanical locking differentials enhance grip on difficult terrain. Despite its weight and size, the drivetrain provides surprising agility, exceptional stability, and unstoppable traction both on highways and in extreme off-road conditions.

This engineering balance preserves the G-Class identity while transforming it into a true performance machine, capable of combining luxury driving comfort with the toughness of a military-grade off-road vehicle in almost every challenging environment imaginable.

For the enthusiasts asking which is “better” for customization and tuning, the answer depends on what you truly want from your G-Class.

• The older W463 models are perfect for raw, mechanical, and visual upgrades, making them ideal for off-road builds, retro restorations, lifted suspensions, rugged tires, and custom body kits that emphasize toughness and individuality. They offer more freedom to modify without worrying about complex electronics.
• The newer AMG G 63, however, is better for performance-focused tuning, including ECU remapping, upgraded exhaust systems, carbon fiber styling, luxury interior enhancements, and high-end wheel packages. It attracts owners who want speed, technology, and appearance upgrades while maintaining factory sophistication.

Ultimately, classic enthusiasts prefer the old, while modern tuners are drawn to the new.

G-Class Fuel-Efficiency

Fuel efficiency in the Mercedes G-Class W463 AMG 63 is not its strongest attribute, yet it reflects its performance-focused nature.

The older model typically consumes more fuel due to heavier mechanical components and less refined engine management. The newer AMG 63 improves slightly, benefiting from advanced turbocharging, cylinder deactivation, and start-stop technology.

However, its powerful V8 and heavy body still result in low fuel economy compared to standard SUVs, making it better suited for enthusiasts prioritizing power over savings alone.

Writer’s Perspective

The Mercedes G-Class W463 AMG 63 is not simply a vehicle, but a statement of evolution without surrender. The older version speaks to tradition, raw strength, and mechanical honesty, while the newer model represents refinement, innovation, and controlled dominance.

What fascinates me most is how Mercedes managed to preserve the unmistakable G-Wagon identity while transforming it into a modern luxury performance icon. It is rare to see a machine remain so loyal to its roots yet adapt so successfully to changing standards. The G 63 tells a story of power, prestige, and timeless engineering that continues to command respect worldwide.

Final Verdict

Mercedes G-Class W463 AMG 63 highlights a unique balance between legacy and modernity. The older model captivates enthusiasts with its raw, mechanical feel, rugged durability, and iconic design, making it ideal for collectors, off-road adventurers, and purists who appreciate authenticity over refinement.

The new AMG 63, meanwhile, elevates the G-Wagon experience with advanced technology like:

• Luxury Interiors
• Sharper Handling
• Exhilarating Performance

With appealing to modern buyers seeking both status and comfort. Ultimately, neither version truly outshines the other universally; each serves a distinct purpose.

Choosing between them depends on lifestyle and priorities, heritage and toughness versus refinement and high-performance sophistication, both remaining benchmarks in the luxury SUV world.