2025 INEOS Grenadier vs 2026 Mercedes-Benz GLE

$75,100 · SUV

$62,250 · Crossover

Comparison Overview

The most significant quantifiable difference between the 2025 INEOS Grenadier and the 2026 Mercedes-Benz GLE is fuel economy, with the GLE achieving 23 MPG combined compared to the Grenadier's 15 MPG combined—an 8 MPG advantage. Priced $12,850 higher at $75,100, the Grenadier counters with superior raw output, boasting 282 horsepower and 332 lb-ft of torque versus the GLE's 255 hp and 295 lb-ft. While the GLE is slightly longer at 194.3 inches versus the Grenadier's 191.2 inches, the Grenadier offers substantially more utility with 40.6 cu ft of cargo capacity compared to the GLE’s 33.3 cu ft. Furthermore, the Grenadier's significantly taller 80.7-inch height suggests greater off-road ground clearance than the GLE's 70.7-inch frame. This comparison pits raw capability against efficiency and lower upfront cost.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Mercedes-Benz GLE

The 2026 Mercedes-Benz GLE is the winner for commuters due to its 23 MPG combined fuel economy versus the Grenadier's 15 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 INEOS Grenadier

The INEOS Grenadier provides greater utility for families with a larger 40.6 cu ft cargo capacity compared to the GLE's 33.3 cu ft.

🏎️ Best for Enthusiasts

2025 INEOS Grenadier

The Grenadier appeals more to enthusiasts seeking rugged performance with 282 hp and standard four-wheel drive, compared to the GLE's RWD platform.

💰 Best Value

2026 Mercedes-Benz GLE

The Mercedes-Benz GLE offers better value by delivering adequate performance for $12,850 less than the Grenadier's $75,100 MSRP.

Choose the INEOS Grenadier if...

Your driving prioritizes maximum off-road capability, evidenced by its height (80.7 inches) and standard four-wheel drive.
You require superior hauling capacity, as the Grenadier offers 40.6 cu ft of cargo volume.
You prioritize higher engine output, utilizing its 282 hp and 332 lb-ft of torque.

Choose the Mercedes-Benz GLE if...

Maximizing fuel range and efficiency is key, as the GLE achieves 23 MPG combined versus 15 MPG for the Grenadier.
A lower initial purchase price is essential, with the GLE starting $12,850 cheaper at $62,250.
Your primary use is on-road commuting where the GLE's 9-speed automatic transmission may provide a smoother experience than the Grenadier's 8-speed.

Key Dimensions

Dimension	INEOS Grenadier	Mercedes-Benz GLE
Length	191.2"	194.3"
Width	76.0"	76.7"
Height	80.7"	70.7"
Wheelbase	115.0"	117.9"

Features Comparison

Safety

Feature	INEOS	Mercedes-Benz
Lane Departure Warning	✓	—
Driver Attention Alert	✓	✓
Pre-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Solid Disc Brakes	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	—
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Blind Spot Monitor	—	✓
Post-Collision Safety System	—	✓
Brake Drying	—	✓
Rear Ventilated Disc Brakes	—	✓
Brake Preparation System	—	✓
Headlight Delay-Off	—	✓
Adaptive Headlights	—	✓
Integrated Turn Signal Mirrors	—	✓
Front Power Adjustable Headrests	—	✓

Engine

Feature	INEOS	Mercedes-Benz
Base Engine Displacement	3.0 L	2.0 L
Number of Cylinders	inline 6	inline 4
Base Engine Type	gas	mild hybrid
Horsepower	282 hp @ 4750 rpm	255 hp @ 5800 rpm
Torque	332 lb-ft @ 1750 rpm	295 lb-ft @ 2000 rpm
Number of Valves	24	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	INEOS	Mercedes-Benz
Transmission Type	8-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	four wheel drive	rear wheel drive
4WD System Type	Full Time	—
Transfer Case Gearing	Manual Hi-Lo	—
Center Differential Type	Locking	—
Hill Descent Control	✓	—

Fuel

Feature	INEOS	Mercedes-Benz
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	15/15 MPG	21/28 MPG
EPA Fuel Economy (Combined)	15 MPG	23 MPG
EPA Driving Range (City/Highway)	355.5/355.5 mi.	472.5/630.0 mi.
Fuel Tank Capacity	23.7 gal.	22.5 gal.

Comfort & Convenience

Feature	INEOS	Mercedes-Benz
Tilt and Telescopic Steering Wheel	✓	—
Audio Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Power Steering	✓	—
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Cruise Control	✓	✓
Front Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Leather Steering Wheel	✓	✓
Single Zone Climate Control	✓	—
Rear Ventilation Ducts	✓	✓
Push Button Start	—	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Transmission Controls on Steering Wheel	—	✓
Electric Power Steering	—	✓
Front View Camera	—	✓
Side View Camera	—	✓
Automatic Parking Assist	—	✓
Wireless Charging Pad	—	✓
Universal Remote Transmitter	—	✓
Rear Cupholders	—	✓
Overhead Console with Storage	—	✓
Front Seatback Storage	—	✓
Dual Zone Climate Control	—	✓
Interior Air Filtration	—	✓
Dual Vanity Mirrors	—	✓
Auto-Dimming Rearview Mirror	—	✓
Turn Signal Indicators in Mirrors	—	✓

In Car Entertainment

Feature	INEOS	Mercedes-Benz
Infotainment Display	12.3 in	12.3 in
AM/FM Stereo	✓	✓
Speaker System	4	—
Apple CarPlay (Wireless)	✓	✓
Android Auto (Wired)	✓	—
USB Port	✓	✓
Satellite Radio	✓	✓
Subwoofer Count	—	2
Android Auto (Wireless)	—	✓
USB Port with External Media Control	—	✓
Satellite Radio Trial Period	—	6 months

Power Feature

Feature	INEOS	Mercedes-Benz
One-Touch Power Windows	4	4
Remote Keyless Entry	✓	—
Heated Mirrors	✓	✓
Moonroof Type	—	1st Row Power Glass
Keyless Entry	—	✓

Frontseats

Feature	INEOS	Mercedes-Benz
Front Head Room	39.4 in.	40.5 in.
Front Leg Room	39.3 in.	40.3 in.
Seat Material: Vinyl/Cloth	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Manual Adjustments	6-way	—
Driver Seat Height Adjustment	✓	✓
Passenger Seat Manual Adjustments	6-way	—
Passenger Seat Height Adjustment	✓	✓
Front Shoulder Room	—	59.3 in.
Front Hip Room	—	60.8 in.
Seat Material: Leatherette	—	✓
Driver Seat Power Adjustments	—	10-way
Driver Seat Lumbar Support	—	Power
Driver Seat Memory Settings	—	3
Passenger Seat Power Adjustments	—	10-way
Passenger Seat Lumbar Support	—	Power
Passenger Seat Memory Settings	—	3
Driver Seat Heating	—	Multi-level
Passenger Seat Heating	—	Multi-level

Rearseats

Feature	INEOS	Mercedes-Benz
Rear Head Room	39.4 in.	36.9 in.
Rear Leg Room	30.4 in.	40.9 in.
Split-Folding Rear Seatback	✓	✓
Rear Shoulder Room	—	58.3 in.
Rear Hip Room	—	59.8 in.
Folding Center Armrest	—	✓

Tires and Wheels

Feature	INEOS	Mercedes-Benz
Wheel Finish	Painted Steel	—
Wheel Diameter	17 in	—
Tire Type	All Terrain	All Season
Tire Size	P265/70R	255/50R19
Spare Tire Type	Full Size Matching	Temporary
Spare Tire Location	Outside Rear Mounted	Inside Mounted
Wheel Material	—	Alloy
Wheel Size	—	19 x 8.0 in

Suspension

Feature	INEOS	Mercedes-Benz
Stabilizer Bar	✓	—
Four-Wheel Independent Suspension	—	✓
Front Stabilizer Bar	—	✓
Rear Stabilizer Bar	—	✓

Warranty

Feature	INEOS	Mercedes-Benz
Basic Warranty	5 yr./ 60000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	5 yr./ 60000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	4 yr./ 50000 mi.
Hybrid Component Warranty	—	6 yr./ 62000 mi.
Roadside Assistance	—	4 yr./ 50000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 INEOS Grenadier and 2026 Mercedes-Benz GLE.

What is the exact difference in purchase price between the two SUVs?

The 2025 INEOS Grenadier has an MSRP of $75,100, while the 2026 Mercedes-Benz GLE starts at $62,250. This represents a substantial upfront savings of $12,850 when choosing the GLE.

How does the performance capability differ based on horsepower and drive type?

The Grenadier outputs more power with 282 hp and 332 lb-ft of torque, paired exclusively with four-wheel drive. In contrast, the GLE produces 255 hp and 295 lb-ft of torque, and the base model features a rear-wheel-drive configuration.

Which vehicle offers better utility for cargo and overall size metrics?

The Grenadier is the more rugged utility vehicle, offering 40.6 cu ft of cargo capacity compared to the GLE's 33.3 cu ft. Additionally, the Grenadier is significantly taller at 80.7 inches.

Are both vehicles required to use premium fuel?

Yes, both vehicles specify premium unleaded fuel, although the Grenadier recommends it while the GLE explicitly requires it. This commonality does not mitigate the 8 MPG difference in efficiency.

Considering city driving, which SUV is more economical for daily use?

The Mercedes-Benz GLE is substantially more economical in stop-and-go traffic, delivering 21 MPG in the city, whereas the Grenadier is rated at a constant 15 MPG for both city and highway driving.

How do the transmissions and lengths compare between the two competitors?

The GLE utilizes a 9-speed shiftable automatic transmission and is slightly longer overall at 194.3 inches. The Grenadier employs an 8-speed shiftable automatic and measures 191.2 inches in length.