2025 Rivian R1T vs 2026 GMC Sierra EV

$69,900 · Truck

$62,400 · Truck

Comparison Overview

The 2025 Rivian R1T bursts onto the scene as the refined, nimble adventure machine, boasting 533 hp and an impressive 610 lb-ft of torque in a more compact 217.1-inch frame. Contrast this with the imposing 2026 GMC Sierra EV, a powerhouse delivering a muscular 605 hp and a superior 283 miles of electric range. While the Sierra EV claims the brute force advantage with 72 more horsepower than the R1T, the Rivian counters with a higher standard torque figure of 610 lb-ft versus the GMC’s 605 lb-ft. Furthermore, the R1T's $69,900 MSRP is steeper than the Sierra EV's $62,400 starting price, yet the Rivian offers a larger 21.6 cu ft of immediate cargo space compared to the Sierra's 11 cu ft. These electric titans trade blows across performance metrics, creating a fascinating choice between compact capability and raw roadside dominance.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 GMC Sierra EV

The 2026 GMC Sierra EV offers a better 283-mile range, which translates to less frequent charging stops during daily routines.

👨‍👩‍👧‍👦 Best for Families

2025 Rivian R1T

The 2025 Rivian R1T provides significantly more readily accessible cargo volume at 21.6 cu ft versus the Sierra EV's 11 cu ft.

🏎️ Best for Enthusiasts

2026 GMC Sierra EV

The 2026 GMC Sierra EV wins the raw power metric with a higher output of 605 hp compared to the R1T's 533 hp.

💰 Best Value

2026 GMC Sierra EV

The 2026 GMC Sierra EV undercuts the Rivian by a substantial $7,500, offering more horsepower for less money.

Choose the Rivian R1T if...

You prioritize off-road agility due to the R1T's shorter 217.1-inch length.
You need immediate, integrated cargo storage, as the R1T boasts 21.6 cu ft versus the competition.
You desire slightly better standard torque at 610 lb-ft, despite the lower horsepower rating.

Choose the GMC Sierra EV if...

Maximizing electric travel is key, as the Sierra EV delivers a class-leading 283 miles of range.
You want the highest available output, as the Sierra EV churns out 605 horsepower.
You are focused on saving capital, given the Sierra EV's $7,500 lower starting MSRP of $62,400.

Key Dimensions

Dimension	Rivian R1T	GMC Sierra EV
Length	217.1"	233.4"
Width	82.0"	83.8"
Height	78.2"	78.0"
Wheelbase	135.8"	146.0"

Features Comparison

Safety

Feature	Rivian	GMC
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Rear Cross Traffic Alert	✓	✓
Driver Attention Alert	✓	—
Pre-Collision Safety System	✓	✓
Post-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	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Adaptive Headlights	✓	—
Daytime Running Lights	✓	✓
Cornering Lights	✓	—
Integrated Turn Signal Mirrors	✓	—
Front Headrests	2	2
Front Integrated Headrests	✓	—
Rear Headrests	3	2
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	—
Front Cross Traffic Alert	—	✓
Rear Ventilated Disc Brakes	—	✓
Front Fog Lights	—	✓
Front Height Adjustable Headrests	—	✓

Engine

Feature	Rivian	GMC
Base Engine Type	electric	electric
Horsepower	533 hp	605 hp
Torque	610 lb-ft	605 lb-ft

Drive Train

Feature	Rivian	GMC
Transmission Type	1-speed direct drive	1-speed direct drive
Drivetrain Type	all wheel drive	four wheel drive
4WD System Type	—	On Demand
Hill Descent Control	—	✓

Fuel

Feature	Rivian	GMC
Fuel Type	electric	electric
EPA Efficiency (City/Highway MPGe)	85/72 MPGe	74/60 MPGe
EPA Efficiency (Combined MPGe)	79 MPGe	67 MPGe
EPA Electric Driving Range	258 mi.	283 mi.
EPA Energy Consumption (kWh/100 mi)	43	50
Charging Time (240V)	9.5 hr.	11.5 hr.
Battery Capacity	106 kWh	119 kWh
DC Fast Charging Port Type	SAE Combo	SAE Combo

Comfort & Convenience

Feature	Rivian	GMC
Power Tilt and Telescopic Steering Wheel	✓	—
Audio Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors with Side Sensing	✓	—
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leatherette Steering Wheel	✓	—
Heated Steering Wheel	✓	✓
Four Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	✓
Interior Air Filtration	✓	✓
Extended Cabin Heating/Cooling	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	—
Push Button Start	—	✓
Tilt and Telescopic Steering Wheel	—	✓
Rear Parking Sensors	—	✓
Dual Zone Climate Control	—	✓
Sun Sensor	—	✓

In Car Entertainment

Feature	Rivian	GMC
Infotainment Display	15.6 in	16.8 in
AM/FM Stereo	✓	✓
Stereo Power	600W	—
Speaker System	10	6
Surround Audio	Discrete	—
USB Port	✓	✓
Speed Sensitive Volume Control	✓	✓
USB Port with External Media Control	—	✓
Satellite Radio	—	✓

Power Feature

Feature	Rivian	GMC
One-Touch Power Windows	4	4
Moonroof Type	1st Row Fixed Glass Extended	—
Remote Keyless Entry	✓	—
Heated Mirrors	✓	✓
Keyless Entry	—	✓

Frontseats

Feature	Rivian	GMC
Front Head Room	41.1 in.	43.9 in.
Front Leg Room	41.4 in.	44.9 in.
Front Shoulder Room	60.6 in.	64.0 in.
Front Hip Room	54.9 in.	61.3 in.
Seat Material: Leatherette	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	1	—
Passenger Seat Power Adjustments	8-way	—
Passenger Seat Height Adjustment	✓	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	—
Passenger Seat Ventilation	✓	—
Passenger Seat Manual Adjustments	—	4-way

Rearseats

Feature	Rivian	GMC
Rear Head Room	39.7 in.	38.7 in.
Rear Leg Room	36.6 in.	44.3 in.
Rear Shoulder Room	58.9 in.	63.3 in.
Rear Hip Room	54.2 in.	60.8 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	—
Heated Rear Seats (Multi-Level)	✓	—

Tires and Wheels

Feature	Rivian	GMC
Painted Alloy Wheels	✓	—
Polished Alloy Wheels	✓	—
Wheel Diameter	20 in.	—
Tire Type	All Season	All Season
Tire Size	275/60R H	LT265/70R18
Wheel Finish	—	Painted Alloy
Wheel Size	—	18 x 8.5 in
Spare Tire Type	—	Full Size Non-Matching
Spare Tire Location	—	Underbody Mounted

Suspension

Feature	Rivian	GMC
Four-Wheel Independent Suspension	✓	✓

Warranty

Feature	Rivian	GMC
Basic Warranty	4 yr./ 50000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	8 yr./ 120000 mi.	—
EV Battery Warranty	8 yr./ 120000 mi.	8 yr./ 100000 mi.
Corrosion/Rust Warranty	8 yr./ unlimited mi.	6 yr./ 100000 mi.
Roadside Assistance	4 yr./ 50000 mi.	8 yr./ 100000 mi.
Complimentary Scheduled Maintenance	—	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Rivian R1T and 2026 GMC Sierra EV.

Which truck is physically easier to maneuver in tight city parking situations?

The 2025 Rivian R1T is significantly more compact than the 2026 GMC Sierra EV. The R1T measures 217.1 inches long, whereas the Sierra EV stretches out to 233.4 inches, giving the Rivian an edge in urban dexterity.

How much more power does the Sierra EV really offer over the R1T?

The 2026 GMC Sierra EV commands a notable power advantage, producing 605 horsepower against the 2025 Rivian R1T’s 533 horsepower. This translates to a significant 72 hp difference in favor of the GMC.

If I plan long-distance road trips, which EV truck offers better range assurance?

The 2026 GMC Sierra EV is the clear choice for range assurance, providing an EPA-estimated 283 miles. The 2025 Rivian R1T trails slightly behind with 258 miles of electric range.

Is the premium price of the Rivian R1T justified by its utility features?

The R1T demands $69,900 compared to the Sierra EV's $62,400. This price difference buys you 21.6 cu ft of cargo capacity, which is over double the Sierra EV's 11 cu ft, suggesting value in immediate, usable storage.

Does the difference in drive type (AWD vs FWD) matter between these two?

While both offer high traction capability, the R1T uses an All-Wheel Drive (AWD) system, whereas the Sierra EV utilizes Four-Wheel Drive (4WD). The R1T is also notably wider at 82.0 inches versus the Sierra EV’s 83.8 inches, impacting trail accessibility.

How do their torque ratings compare for towing or low-speed crawling?

Both trucks deliver massive rotational force, but the 2025 Rivian R1T holds a slight edge in standard torque figures, achieving 610 lb-ft compared to the Sierra EV's 605 lb-ft.