Verdict
At RM888,888, the Mercedes-Benz GLS X166 Facelift is RM111,000 cheaper and carries 680 litres of luggage, making the stronger choice for families who regularly load up. The Mercedes-Benz GLS X167 Facelift answers with 362 hp and 500 Nm, cutting 0-100 km/h to 6.1 seconds versus 333 hp, 480 Nm and 6.6 seconds, plus a 90-litre tank and four-year warranty. Yet its 355-litre boot is 325 litres smaller. For Malaysian buyers chasing newer cabin hardware and performance, pay up; for luggage capacity, take the X166.
X166 Facelift
Pick the Mercedes-Benz GLS X166 Facelift if you want to save RM111,000 and need its much larger 680-litre boot.
X167 Facelift
Pick the Mercedes-Benz GLS X167 Facelift if you want 362 hp, a 6.1-second 0-100 km/h time and the newer MBUX-based cabin.
Key differences
- Price: RM888,888 for the Mercedes-Benz GLS X166 Facelift versus RM999,888 for the Mercedes-Benz GLS X167 Facelift.
- Output and acceleration: 333 hp, 480 Nm and 0-100 km/h in 6.6 seconds versus 362 hp, 500 Nm and 6.1 seconds.
- Dimensions: 5,130 mm long with a 3,075 mm wheelbase versus 5,207 mm and 3,135 mm.
- Luggage and fuel capacity: 680-litre boot and 80-litre tank versus 355 litres and 90 litres.
- Wheels and tyres: 21-inch alloys with 295/40R21 tyres versus 22-inch AMG multi-spoke alloys with 285/45R22 tyres.
- Manufacturer warranty: two years versus four years.
X166 Facelift
- 680-litre boot, 325 litres more luggage room.
- Nine airbags versus seven.
- RM111,000 lower purchase price.
- 333 hp and 480 Nm trail the X167's 362 hp and 500 Nm.
- 0-100 km/h takes 6.6 seconds, 0.5 seconds behind the X167.
- Two-year manufacturer warranty versus four years.
X167 Facelift
- 362 hp and 500 Nm with a 6.1-second 0-100 km/h time.
- 12.3-inch MBUX, 13-speaker 590W Burmester audio and two 11.6-inch rear monitors.
- Four-year manufacturer warranty and a 90-litre fuel tank.
- RM111,000 more expensive.
- 355-litre boot is 325 litres smaller than the X166's.
- Seven airbags versus nine in the X166.
| Price & overview | ||
|---|---|---|
| Price | RM888,888✓ | RM999,888 |
| Body type | SUV | SUV |
| Segment | Luxury | Luxury |
| Assembly | CBU | CBU |
| Ownership | ||
| Road tax / year | RM1,634✓ | RM1,638 |
| Powertrain | ||
| Engine Tech | 24-valve DOHC with direct fuel injection, twin turbochargers and variable valve timing | 24-valve DOHC with direct fuel injection, twin turbochargers and variable valve timing |
| Capacity | 2,996 cc | 2,999 cc |
| Horsepower | 333 hp at 5,250 rpm | 362 hp at 5,500 rpm✓ |
| Torque | 480 Nm at 1,600 rpm | 500 Nm at 1,600 rpm✓ |
| Cylinder Arrangement | V 6 | Inline 6 |
| Fuel | Petrol | Petrol |
| Bore × Stroke | 88 mm × 82 mm | 83 mm × 92.4 mm |
| Compression Ratio | 10.5 | 10.5 |
| Drivetrain | ||
| Transmission | Conventional Automatic | Conventional Automatic |
| Transmission Name | 9G-TRONIC | 9G-Tronic |
| Gears | 9 | 9 |
| Transmission Manufacturer | Mercedes-Benz (Daimler AG) | Mercedes-Benz |
| Driveline | All Wheel Drive | All Wheel Drive |
| Performance & Efficiency | ||
| 0-100 km/h | 6.6 seconds | 6.1 seconds✓ |
| Rated Economy | 9.4 L/100 km | — |
| Top Speed | 240 km/h | 250 km/h✓ |
| Co2 | 218 g/km | — |
| Dimensions | ||
| Length | 5,130 mm | 5,207 mm |
| Width | 1,934 mm | 2,157 mm |
| Height | 1,850 mm | 1,823 mm |
| Wheelbase | 3,075 mm | 3,135 mm |
| Weight | 2,435 kg | 2,385 kg |
| Fuel Tank | 80 litres | 90 litres |
| Doors | 5 | 5 |
| Seats | 7 | 7 |
| Boot Space | 680 litres✓ | 355 litres |
| Front Tyre | 295/40R21 | 285/45R22 |
| Rear Tyre | 295/40R21 | 285/45R22 |
| Spare Tyre | Space Saver | — |
| Factory Tyres | Pirelli P Zero | Continental PremiumContact 6 |
| Chassis | ||
| Assembly | United States (CBU) | United States (CBU) |
| Front Suspension | Multi-link with Air Suspension | Double Wishbones with Air Suspension |
| Rear Suspension | Multi-link with Air Suspension | Multi-Link with Air Suspension |
| Front Wheels | 21" Alloy | 22" AMG Multi-Spoke Light Alloy |
| Rear Wheels | 21" Alloy | 22" AMG Multi-Spoke Light Alloy |
| Steering | Rack and Pinion (Electric Power Steering) | Rack and Pinion (Electric Power Steering) |
| Chassis Notes | Airmatic adaptive suspension system with Active Curve Control | AIRMATIC with Adaptive Damping System (ADS PLUS) |
| Safety | ||
| Airbags | 9 (Driver and Passenger, Driver's Knee, Front Side, Front and Rear Curtain, Rear Side) | 7 (Driver and Passenger, Driver's Knee, Front Side, Front and Rear Curtain) |
| ABS/EBD | ✓ | ✓ |
| Stability Control | ✓ | ✓ |
| Alarm | ✓ | ✓ |
| Immobilizer | ✓ | ✓ |
| Airbag Disable Function | — | ✓ |
| Child Safety Lock | Manual for rear doors | Manual for Rear Doors |
| Seat Belts | 7 Three-point | 7 Three-point |
| Blind Spot Info System | ✓ | ✓ |
| ISOFIX | Available for two outer middle row seats, two last row seats | Available for Two Outer Rear Passenger Seats |
| Autonomous Braking System | Yes, PRE-SAFE Brake | Yes, PRE-SAFE Brake, Full Auto Brake |
| Lane-keeping Assist | Steering Correction | Steering Correction |
| Collision Warning | ✓ | ✓ |
| Seatbelt Reminder | For All Seats | All Seats |
| Lighting | ||
| Headlamps | Adaptive LED Projectors with High Beam Assist | Multibeam LED Projector |
| Taillamps | LED Combination | Full LED |
| LED Daytime Running Lights | ✓ | ✓ |
| Rear Foglamps | ✓ | ✓ |
| Wing Mirror Turn Indicators | ✓ | ✓ |
| Cabin | ||
| Front Seats | Power Adjustable Front Seats with Memory Function, Heated, Ventilated | Power Adjustable Front Sports Seats with Memory Function and Adjustable Lumbar |
| Rear Seats | 60:40 Split-Folding and Sliding Middle Row, Electrically Adjustable 50:50 Split-Folding Last Row | 40:20:40 Split-Folding and Sliding 2nd Row, 50:50 Split-Folding 3rd Row |
| Front Air-con | Dual-zone Automatic Climate Control | Dual-zone Automatic Climate Control with Air Balance Perfume System and Ioniser |
| Rear Air-con | Single-zone Automatic Climate Control | Dual-zone Automatic Climate Control System |
| Sunroof | Panoramic, Front Tilt and Slide | Panoramic, Front Tilt and Slide |
| Power Sockets | 2 Front, 2 Middle Row, 1 Boot | 2 Front, 2 Middle Row, 2 Last Row, 1 Boot |
| Interior Lighting | Map Lights and Ambient Lights (3 colours) | Map Lights and Active Ambient Lights (64 Colours) |
| Cup Holders | 2 Front, 2 Middle Row, 2 Last Row | 2 Front, 2 Middle Row, 2 Last Row |
| Sun Shade | Manual rear door window shades | Powered Rear Door Window Shades |
| Audio | 8.0-inch COMAND Online with DVD Changer and Rear Entertainment System with 2 8.0-inch monitors, harman/kardon Logic 7 Surround Sound System | 12.3" MBUX, COMAND Controller, Touchpad, Burmester Sound System with 13 Speakers (590W) and rear seat individual entertainment system, including two 11.6-inch monitors with wireless headphones, rear center armrest control/USB/audio interface |
| Convenience | ||
| Power Windows | Four Windows, Auto Up and Down with Anti-Pinch, powered vent windows on third row | Four Windows, Auto Up & Down with Anti-pinch |
| Engine Start | Keyless Push Button | Keyless Push Button |
| Locks | Keyless Operation | Keyless Operation |
| Auto Start/Stop | ✓ | ✓ |
| Auto Headlamps | ✓ | ✓ |
| Auto Wipers | ✓ | ✓ |
| Cruise Control | Active Cruise Control | Adaptive Cruise Control with Steering Assist and Stop and Go |
| Paddle Shift | ✓ | ✓ |
| Steering Audio Control | ✓ | ✓ |
| Steering Tilt | ✓ | ✓ |
| Steering Telescopic | ✓ | ✓ |
| Electric Steering Adjustment | ✓ | ✓ |
| Boot Operation | Powered Boot, with contactless operation | Powered Boot, with Contactless Operation |
| Parking Sensor Front | 6 Sensors | 6 Sensors |
| Parking Sensor Rear | 6 Sensors | 6 Sensors |
| Reverse Camera | Yes, with Surround View Camera | Yes, 360-degree View Monitor |
| Auto Parking | Yes | Yes, for Parallel and Perpendicular Parking |
| Folding Wing Mirrors | ✓ | ✓ |
| Bluetooth | ✓ | ✓ |
| Navigation | ✓ | ✓ |
| Head-up Display | — | ✓ |
| Power Door | — | Soft Close Function, All Doors |
| Hill Start Assist | ✓ | ✓ |
| Instrument Cluster | Electroluminescent Analogue | Full LCD Monitor |
| Parking Brake | Electronic | Electronic |
| Convenience Notes | — | MBUX Interior Assistant, Qi Wireless Charger |
| Warranty | ||
| Warranty Mileage Manufacturer | Unlimited | Unlimited |
| Warranty Mileage Extended | Unlimited | — |
| Warranty Manufacturer | 2 years | 4 years✓ |
| Warranty Extended | 2 years | — |
Specs shown for the selected variant of each car. ✓ marks the better figure where lower/higher is objectively better. Road tax: West Malaysia, private registration.
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X166 Facelift vs X167 Facelift FAQ
Is the Mercedes-Benz GLS X166 Facelift or Mercedes-Benz GLS X167 Facelift better?
The Mercedes-Benz GLS X167 Facelift is better for performance, cabin equipment and warranty cover, with 362 hp and a four-year warranty. The X166 is better for luggage capacity and costs RM111,000 less, with a 680-litre boot.
What is the price difference?
The Mercedes-Benz GLS X167 Facelift costs RM999,888, which is RM111,000 more than the Mercedes-Benz GLS X166 Facelift at RM888,888.
Which GLS has the larger boot?
The Mercedes-Benz GLS X166 Facelift has the larger boot at 680 litres. The Mercedes-Benz GLS X167 Facelift has 355 litres, a 325-litre deficit despite its longer 5,207 mm body.
