2026 Tesla Model X Plaid vs 2026 Rivian R1S Tri

170 more hp vs $8,000 less. That is the real fork. Key numbers: 1020 vs 850 hp.

The short answer

The Model X Plaid leads on 170 more hp. The R1S Tri leads on $8,000 less. The spec table compares 1 specification head to head.

N/A
Price Gap
170 HP
HP Diff
Same
Efficiency Diff
Vehicle A
2026 Tesla Model X Plaid
Starts at $114,990
VS
Vehicle B
2026 Rivian R1S Tri
Starts at $106,990

Key Differences at a Glance

Horsepower
1020 hp
vs
850 hp

What's Actually Different

These two vehicles differ in 1 specifications.

MSRP
$114,990Model X Plaid
$106,990R1S Tri
Horsepower
1020 hpModel X Plaid
850 hpR1S Tri
Wheelbase
116.7"Model X Plaid
121.1"R1S Tri
Length
199.1"Model X Plaid
200.8"R1S Tri
Width
78.9"Model X Plaid
82.0"R1S Tri
Height
66.1"Model X Plaid
77.3"R1S Tri
Bumper-to-Bumper
4yr/50kModel X Plaid
5yr/60kR1S Tri
Powertrain
8yr/120kModel X Plaid
8yr/175kR1S Tri
Corrosion
12yr/unlimitedModel X Plaid
8yr/unlimitedR1S Tri
Roadside Assistance
4yr/50kModel X Plaid
5yr/60kR1S Tri

Full Specification Comparison

Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.

Spec2026 Tesla Model X Plaid2026 Rivian R1S Tri
Pricing
MSRP$114,990$106,990
Powertrain
Engineelectricelectric
Horsepower1020 hp850 hp
TorqueNo published data1103 lb-ft
Transmission1-speed direct drive1-speed direct drive
DrivetrainAWDAWD
Fuel Economy
City MPGe110No published data
Highway MPGe99No published data
Combined MPGe105No published data
Annual Fuel Cost (EPA)$700/yrNo published data
EV Specs
EV Range352 miNo published data
Energy Use105.3 kWh/100miNo published data
Charge Time (240V)14.0 hrsNo published data
Dimensions
Curb Weight5,434 lbsNo published data
Wheelbase116.7"121.1"
Length199.1"200.8"
Width78.9"82.0"
Height66.1"77.3"
Safety
IIHS AwardNo published dataTSP+
Warranty
Bumper-to-Bumper4yr/50k5yr/60k
Powertrain8yr/120k8yr/175k
Corrosion12yr/unlimited8yr/unlimited
Roadside Assistance4yr/50k5yr/60k

Frequently Asked Questions

What is the price difference between the 2026 Tesla Model X Plaid and 2026 Rivian R1S Tri?

The 2026 Rivian R1S Tri starts at $106,990, $8,000 less than the 2026 Tesla Model X Plaid at $114,990. On a 60-month loan that is roughly $141/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 Tesla Model X Plaid?

The 2026 Tesla Model X Plaid is the stronger pick when the extra 170 hp matters for your commute or driving style.

Who should choose the 2026 Rivian R1S Tri?

The 2026 Rivian R1S Tri is the stronger pick when you want to keep $8,000 in your pocket and the 2026 Rivian R1S Tri covers your needs.

Which is more powerful, the 2026 Tesla Model X Plaid or 2026 Rivian R1S Tri?

The 2026 Tesla Model X Plaid produces 1020 hp, 170 more than the 2026 Rivian R1S Tri at 850 hp.

Is the 2026 Tesla Model X Plaid bigger than the 2026 Rivian R1S Tri?

The 2026 Rivian R1S Tri is 1.7″ longer at 200.8″ vs 199.1″. The 2026 Rivian R1S Tri has a 4.4″ longer wheelbase, which typically means more rear-seat legroom.

How do the warranties compare?

The Tesla Model X comes with 4yr/50k bumper-to-bumper and 8yr/120k powertrain. The Rivian R1S offers 5yr/60k bumper-to-bumper and 8yr/175k powertrain. Longer warranty coverage can offset higher maintenance costs over time.

Explore more: Tesla trims, Tesla Model X trims, Rivian trims, Rivian R1S trims

Official sources

Model X vs R1S: What This Matchup Is Really About

The 2026 Tesla Model X Plaid and 2026 Rivian R1S Tri sit in the full-size SUV class, where cargo room, ride comfort, and family-friendly features define the competitive landscape. The $-8,000 gap adds up to $141/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.

Under the Hood

Both run the same electric engine. The 2026 Tesla Model X Plaid has 170 more hp (1020 vs 850). You will feel the difference merging, passing, and driving with a full car. Both use AWD.

Bottom Line

Choose the 2026 Tesla Model X Plaid when the extra 170 hp matters for your commute or driving style. Choose the 2026 Rivian R1S Tri when you want to keep $8,000 in your pocket and the 2026 Rivian R1S Tri covers your needs.

Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Tesla or Rivian or any dealership.

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