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INEOS Grenadier Quartermaster vs Rivian R1T

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

INEOS logo

2027 INEOS Grenadier Quartermaster

Rivian logo

2027 Rivian R1T

Overview

SpecINEOS Grenadier QuartermasterHelmsman EditionRivian R1TPremium
Selected trimHelmsman EditionPremium
Body styleTruck (Crew Cab)Truck (Crew Cab)
Drivetrainfour wheel driveall wheel drive
Fuel typepremium unleaded (required)electric
Transmission8-speed automatic1-speed direct drive
Engine typegaselectric
Model year20272027

Pricing & market

SpecINEOS Grenadier QuartermasterHelmsman EditionRivian R1TPremium
MSRP$84,395$79,990 (best)
For sale now00

Fuel economy & range

SpecINEOS Grenadier QuartermasterHelmsman EditionRivian R1TPremium
Combined MPGe—85 MPGe (best)
Electric range—329 mi (best)
Battery capacity—108 kWh (best)
240V charge time—12 hr (best)
Fuel tank24 gal (best)—

Performance

SpecINEOS Grenadier QuartermasterHelmsman EditionRivian R1TPremium
Horsepower282 hp533 hp (best)
Torque332 lb-ft610 lb-ft (best)
Engine size3 L (best)—
CylindersI6—

Size & capability

SpecINEOS Grenadier QuartermasterHelmsman EditionRivian R1TPremium
Seating5 seats5 seats
Doors44
Cargo volume—21.6 cu ft (best)
Towing capacity7,716 lbs (best)7,700 lbs
Payload—2,116 lbs (best)
Curb weight5,827 lbs (best)—
Ground clearance10 in (best)—
Wheelbase127 in135.8 in (best)
Length213 in217.1 in (best)
Width77 in82 in (best)
Height80 in (best)78.2 in

Safety & recalls

SpecINEOS Grenadier QuartermasterHelmsman EditionRivian R1TPremium
Open recalls (YMM scope)None reportedNone reported

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimINEOS Grenadier QuartermasterRivian R1T
1

Helmsman Edition

$84,395 MSRP(Currently comparing)

Premium

$79,990 MSRP(Currently comparing)

2

Fieldmaster Edition

$86,300 MSRP

Premium

$86,990 MSRP

3

Trialmaster Edition

$86,300 MSRP

Performance

$100,990 MSRP

4

Fieldmaster Highlands Edition

$91,495 MSRP

Quad

$115,990 MSRP

INEOS Grenadier Quartermaster vs Rivian R1T FAQ

Which is better: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
It depends on priorities. OpenDealer compares 2027 INEOS Grenadier Quartermaster vs 2027 Rivian R1T on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
Based on starting MSRP, the 2027 Rivian R1T starts lower at $79,990.
Which has better startingMsrp: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
The 2027 Rivian R1T leads on startingMsrp in this comparison (79,990).
Which has better combinedMpg: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
The 2027 INEOS Grenadier Quartermaster leads on combinedMpg in this comparison (14).
Which has better electricRangeMi: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
The 2027 Rivian R1T leads on electricRangeMi in this comparison (420).
Which has better horsepower: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
The 2027 Rivian R1T leads on horsepower in this comparison (1,025).
Which has better maxTowingLbs: 2027 INEOS Grenadier Quartermaster or 2027 Rivian R1T?
The 2027 Rivian R1T leads on maxTowingLbs in this comparison (11,000).