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Mercedes-Benz GLS vs Porsche Cayenne

Prices, specs and on-road cost, side by side. Updated 8 Oct 2026.

Mercedes-Benz GLS
Porsche Cayenne

Mercedes-Benz

GLS

From ₹1.28 Crore

Full GLS page Change

Porsche

Cayenne

From ₹1.51 Crore

Full Cayenne page Change
Mercedes-Benz GLSGLS 450 4MATIC · ₹1.28 Crore
Porsche CayenneCayenne · ₹1.51 Crore

What's different

On the versions picked above

Price GLS: ₹1.28 Crore (ahead) Cayenne: ₹1.51 Crore GLS ₹23.18 lakh cheaper
Airbags GLS: 9 airbags (ahead) Cayenne: 8 airbags No crash ratings yet
Mileage GLS: ~8.5 kmpl Cayenne: 10.80 kmpl (ahead) ARAI claim
Power GLS: 375 bhp (ahead) Cayenne: 353 PS Torque 500 vs 500 Nm
Boot GLS: 355 litres Cayenne: 698 litres (ahead) Length 5,209 vs 4,930 mm
Versions GLS: 6 (ahead) Cayenne: 3 Only GLS: diesel, automatic

Pick the GLS for the lower price, more airbags, more power and more versions.

Pick the Cayenne for better claimed mileage and the bigger boot.

Spec by spec

Price

Ex-showroom
₹1.28 Crore
₹1.51 Crore
On-road in
₹1.46 Crore
₹1.72 Crore
EMI, 5 years, 20% down
₹2,45,366 a month
₹2,89,708 a month

Headline figures

Powertrain
Petrol, automatic
Petrol, automatic
Power
375 bhp
353 PS
Torque
500 Nm
500 Nm
Gearbox
Automatic
Automatic
Mileage
~8.5 kmpl
10.80 kmpl

Vehicle Details

Body Type
Full-Size Ultra-Luxury 3-Row SUV
Mid-Size Luxury Performance SUV
Seating Capacity
7 Seats
5 Seats

Engine & Performance

Fuel Type
Petrol / Diesel
Petrol / Performance Hybrid
Displacement
2,999 cc (3.0L In-line 6 Petrol GLS 450) / 2,989 cc (3.0L In-line 6 Diesel GLS 450d)
2,995 cc (3.0L Turbo V6) / 3,996 cc (4.0L Twin-Turbo V8)
Engine Config
3.0L In-line 6-Cylinder Turbo Petrol (381 PS) / 3.0L In-line 6 Twin-Turbo Diesel (367 PS & 750 Nm)
3.0L Mono-Turbo V6 (353 PS & 500 Nm on Cayenne) / 4.0L Twin-Turbo V8 (500 PS & 660 Nm on Cayenne GTS)
Drivetrain
4MATIC Permanent All-Wheel Drive with Torque on Demand
Porsche Traction Management (PTM) Active All-Wheel Drive (AWD with Electronic Center Differential)
0-100
6.1 sec (GLS 450) / 6.1 sec (GLS 450d)
5.7 sec (Cayenne, Sport Chrono) / 4.4 sec (Cayenne GTS)
Top Speed
250 km/h (Electronically Limited)
248 km/h (Cayenne); Cayenne GTS figure not listed

Transmission & Hybrid

Transmission
9G-TRONIC 9-Speed Torque Converter Automatic Transmission
8-Speed Tiptronic S Torque Converter Automatic Transmission
Gears
9
8
Paddles
Yes
Yes
Hybrid
48V Mild-Hybrid System (MHEV with 2nd-Gen Integrated Starter Generator on all variants)
Porsche E-Hybrid 400V System with 25.9 kWh Battery Pack (up to 90 km pure electric zero-emission range)

Brakes, Wheels & Suspension

Front Brakes
Ventilated Composite Discs (Front 390 mm with 6-Piston Calipers)
Internally Vented Discs (Front 360 mm with 6-Piston Calipers) / Opt PCCB Carbon Ceramic (440 mm 10-Piston Calipers)
Rear Brakes
Ventilated Discs (Rear 345 mm)
Internally Vented Discs (Rear 330 mm with 4-Piston Calipers)
Front Suspension
AIRMATIC Air Suspension with Adaptive Damping System ADS+ & E-ACTIVE BODY CONTROL 48V Active Suspension (Rocking Curve Mode)
Adaptive Air Suspension with 2-Chamber 2-Valve Technology & PASM (Porsche Active Suspension Management)
Rear Suspension
AIRMATIC Air Suspension Multi-Link Axle (Auto Self-Leveling & Rear Suspension Lowering Button by 50 mm for Cargo Loading)
Multi-Link Rear Axle with Adaptive Air Suspension & Rear-Axle Steering (Optional / Standard on Turbo E-Hybrid)
Wheel Type
21-inch 5-Twin-Spoke Light Alloy Wheels
20-inch Cayenne Design / 21-inch RS Spyder Design / 22-inch Exclusive Design Alloy Wheels
Tyre Size
Front: 275/45 R21, Rear: 315/40 R21 Tubeless Radial
Front: 285/40 ZR21, Rear: 315/35 ZR21 Tubeless Radial
Spare Wheel
Space Saver Spare Wheel in luggage area
Collapsible Space Saver Spare Wheel under floor

Dimensions & Capacities

Length
5,209 mm
4,930 mm
Width
2,030 mm (2,157 mm with mirrors)
1,983 mm (2,194 mm with mirrors)
Height
1,823 mm
1,698 mm
Wheelbase
3,135 mm (Massive luxury SUV wheelbase)
2,895 mm
Ground Clearance
200 mm - 260 mm (Adjustable ride height via AIRMATIC Air Suspension +60 mm lift)
190 mm - 238 mm (Variable via Air Suspension up to +48 mm lift)
Kerb Weight
2,460 kg - 2,785 kg
2,055 kg (Cayenne) / 2,570 kg (Turbo E-Hybrid)
Boot Space
355L (all 3 rows up) / 890L (3rd row folded) / 2,400L (all rear seats folded flat via one-touch electric buttons)
698 Litres (expandable to 1,708 L with 40:20:40 folded seats) / 627L (E-Hybrid)
Fuel Tank
90 Litres
75 Litres (Optional 90L Tank)
Turning Radius
6.2 m
6.0 m

Safety & ADAS

NCAP Rating
No crash-test rating has been published for this model.
5 stars, Euro NCAP (2017). Adult occupant 36.2/38, child occupant 39.6/49. Euro NCAP ratings last six years, and this one expired on 1 January 2024.
Airbags
9 Airbags Standard (Dual front, front/rear side thorax, full 3-row curtain, driver knee airbag)
8 Airbags Standard (Dual front, front/rear side thorax, full curtain, driver/passenger knee airbags)
ESP/TC
Yes (ESP with Trailer Stability Assist, Downhill Speed Regulation DSR, E-Active Body Control, Pre-Safe System, Crosswind Assist)
Yes (Porsche Stability Management PSM, PTM All-Wheel Drive, PDCC Active Roll Stabilization, ABS with EBD)
ADAS
Level 2 ADAS (Driving Assistance Package Plus: Active Distance Assist DISTRONIC, Active Steering Assist, Active Brake Assist with Cross-Traffic, Evasive Steering, Active Blind Spot, Exit Warning)
Level 2 ADAS (Adaptive Cruise Control with Stop & Go, Active Lane Keep Assist, Lane Change Assist, Night Vision Assist)
Camera
360-Degree Surround View HD Camera with 'Transparent Bonnet' Virtual Off-Road View & Active Parking Assist PARKTRONIC
360-Degree Surround View HD Camera with 3D Parking View & Ultrasonic Sensors
TPMS
Yes (Direct Active TPMS with real-time pressure & temperature display for all 4 wheels)
Yes (Direct Active TPMS with individual tyre pressure & temperature readout)
ISOFIX
Yes (ISOFIX on 2nd row & 3rd row outer seats)
Yes (Rear outer seats with ISOFIX)

Interior & Infotainment

Touchscreen
Dual 12.3-inch Widescreen Cockpit: 12.3-inch Touchscreen with MBUX Gen 7 + Twin 11.6-inch Full HD Rear Seat Entertainment Displays + 7.0-inch Rear MBUX Tablet
12.3-inch Full HD Center Touchscreen + Optional 10.9-inch Passenger Touchscreen Display (with privacy filter so driver cannot see video)
Digital Cluster
12.3-inch Full Digital High-Definition Driver Information Cockpit + Full-Colour Head-Up Display (HUD)
12.6-inch Curved Full Digital Driver Cockpit Display (Customizable 5-Dial View) + Full-Colour Head-Up Display (HUD)
CarPlay/Android Auto
Wireless Apple CarPlay & Wireless Android Auto
Wireless Apple CarPlay & Wireless Android Auto
Connected Tech
Mercedes me connect Suite with OTA Software Updates, In-Car Office, Remote Climate Pre-conditioning, Geofencing, Live Tracking
Porsche Connect Suite with In-Car Video Streaming (Screenhits TV), Remote Air Conditioning, Over-The-Air Updates
Audio System
Burmester Surround Sound System (13 speakers, 590 W)
Burmester 3D High-End Surround Sound System (21 speakers 1,455W output with 400W active subwoofer) / Bose Surround (14 speakers 710W)
Sunroof
Panoramic Dual-Pane Sliding Glass Sunroof with Electric Roller Sunblinds
Panoramic Sliding Dual-Pane Glass Sunroof with Power Roller Blind
Seat Features
All 7 Seats Electrically Adjustable + Ventilated & Heated Front & 2nd-Row Seats in Rough Nappa Leather with 10 Massage Programs & Heated Armrests
18-Way Adaptive Front Sports Seats with Memory, Heating, Ventilation & 8 Massage Programs in Club Leather
Climate Control
5-Zone Automatic Climate Control THERMOTRONIC with Separate Rear Climate Unit & B-pillar/Roof Vents for all 3 rows
4-Zone Automatic Climate Control with Air Quality Sensor & Fine Dust Ionizer
Wireless Charger
Yes (Dual Wireless Smartphone Chargers: Front Console & 2nd Row Center Armrest)
Yes (Fast 15W Qi Wireless Smartphone Charger with Cooling)

Lighting & Exterior

Headlights
MULTIBEAM LED Headlights with 112 Individually Controllable LEDs per headlamp & ULTRA RANGE High Beam (up to 650m)
HD Matrix LED Headlamps with 32,000 Individually Controllable Pixels per lamp & 600m Glare-Free High Beam
Tail Lights
Full LED Horizontal 3D Block Tail Lamps connected by chrome bar
Continuous 3D Full-Width LED Tail Lightblade with Three-Dimensional Porsche Lettering
Fog/DRLs
Front LED Cornering Fog Lamps, Illuminated Aluminium Running Boards & Chrome Roof Rails
Front Bumper LED Fog Lamps, Adaptive Roof Spoiler & Soft-Close Doors

Colours & Warranty

Standard Warranty
3 Years / Unlimited km Comprehensive Factory Warranty
3 Years / Unlimited km Comprehensive Factory Warranty
Service Interval
12 Months / 15,000 km
12 Months / 15,000 km

Choice

Versions
6 versions
3 versions
Price range
₹1.28 Crore – ₹1.43 Crore
₹1.51 Crore – ₹2.11 Crore
Colours
6 colours
9 colours

Features are what each maker lists for its top versions. "Not listed" means the maker's sheet does not mention it, not that the vehicle lacks it.

Same engine and gearbox, closest price

Pick a pair to compare those two versions

Petrol, automatic

GLS 450 4MATIC₹1.28 Crore Cayenne₹1.51 Crore Cayenne ₹23.18 lakh more

Only the GLS sells a diesel, automatic version: 3 versions, from ₹1.34 Crore.

On-road price by city

GLS GLS 450 4MATIC against Cayenne Cayenne

CityGLSCayenneGap
Mumbai₹1.49 Crore₹1.77 CroreGLS ₹27.09 lakh less
Pune₹1.49 Crore₹1.77 CroreGLS ₹27.09 lakh less
New Delhi₹1.46 Crore₹1.72 CroreGLS ₹26.39 lakh less
Bengaluru₹1.56 Crore₹1.85 CroreGLS ₹28.25 lakh less
Chennai₹1.59 Crore₹1.88 CroreGLS ₹28.71 lakh less
Hyderabad₹1.6 Crore₹1.89 CroreGLS ₹28.94 lakh less
Ahmedabad₹1.41 Crore₹1.66 CroreGLS ₹25.46 lakh less
Kolkata₹1.46 Crore₹1.72 CroreGLS ₹26.39 lakh less

Ex-showroom price plus road tax, registration and insurance, by each state's rules. Dealers may add handling charges and accessories.

Common questions

Which is cheaper, the GLS or the Cayenne?

The GLS, by ₹23.18 lakh on the versions compared here: GLS GLS 450 4MATIC at ₹1.28 Crore against Cayenne Cayenne at ₹1.51 Crore, ex-showroom. On the road in Delhi that becomes ₹1.46 Crore against ₹1.72 Crore.

Which gives better mileage?

The Cayenne claims 10.80 kmpl against ~8.5 kmpl on the versions compared here. These are official test figures, not road measurements.

Which is safer?

The GLS: not crash-tested yet. The Cayenne: 5 stars, Euro NCAP 2017 (rating now expired). The GLS has 9 airbags and the Cayenne 8 airbags.

Which is more powerful?

The GLS GLS 450 4MATIC makes 375 bhp and 500 Nm and the Cayenne Cayenne makes 353 PS and 500 Nm.

Which is bigger?

The GLS is 279 mm longer. Boot space is 355 litres in the GLS and 698 litres in the Cayenne.

What is the EMI on each?

About ₹2,45,366 a month for the GLS and ₹2,89,708 for the Cayenne, on the road in Delhi with 20% down over 5 years at 9.5%.

Compare the rivals

GLS vs X7 From ₹1.28 Crore and ₹1.33 Crore GLS vs Discovery From ₹1.28 Crore and ₹1.26 Crore GLS vs Grecale From ₹1.28 Crore and ₹1.14 Crore Cayenne vs Range Rover Sport From ₹1.51 Crore and ₹1.43 Crore Cayenne vs Grecale From ₹1.51 Crore and ₹1.14 Crore Cayenne vs X6 From ₹1.51 Crore and ₹1.78 Crore
Mercedes-Benz GLS: every version, spec and on-road price Porsche Cayenne: every version, spec and on-road price