2026 Toyota GR86 Base vs 2026 Cadillac CT5 Premium Luxury

This is not a spec comparison. It is a decision about whether you need a sports car or a midsize sedan. Key numbers: $17,400 price gap, 228 vs 237 hp, 22 vs 26 MPG.

The short answer

The GR86 Base leads on $17,400 less. The CT5 Premium Luxury leads on 4 MPG better, 74 more lb-ft torque. The spec table compares 6 specifications head to head.

$17,400
Price Gap
9 HP
HP Diff
4 MPG
Efficiency Diff
Lower price
2026 Toyota GR86 Base
Starts at $31,200
VS
Higher price
2026 Cadillac CT5 Premium Luxury
Starts at $48,600

Key Differences at a Glance

Engine
2.4L flat 4
vs
2.0L I4 Turbo
Horsepower
228 hp
vs
237 hp
Torque
184 lb-ft
vs
258 lb-ft
Fuel Economy
22 MPG combined
vs
26 MPG combined
Curb Weight
2,811 lbs
vs
3,663 lbs

What's Actually Different

These two vehicles differ in 6 specifications.

MSRP
$31,200GR86 Base
$48,600CT5 Premium Luxury
Engine
2.4L flat 4GR86 Base
2.0L I4 TurboCT5 Premium Luxury
Horsepower
228 hpGR86 Base
237 hpCT5 Premium Luxury
Torque
184 lb-ftGR86 Base
258 lb-ftCT5 Premium Luxury
Transmission
6-speed manualGR86 Base
10-speed shiftable automaticCT5 Premium Luxury
City MPG
20GR86 Base
22CT5 Premium Luxury
Highway MPG
26GR86 Base
31CT5 Premium Luxury
Combined MPG
22GR86 Base
26CT5 Premium Luxury
Fuel Tank
13.2 galGR86 Base
17.0 galCT5 Premium Luxury
Curb Weight
2,811 lbsGR86 Base
3,663 lbsCT5 Premium Luxury
Wheelbase
101.4"GR86 Base
116.0"CT5 Premium Luxury
Length
167.9"GR86 Base
193.8"CT5 Premium Luxury
Width
69.9"GR86 Base
74.1"CT5 Premium Luxury
Height
51.6"GR86 Base
57.2"CT5 Premium Luxury
Bumper-to-Bumper
3yr/36kGR86 Base
4yr/50kCT5 Premium Luxury
Powertrain
5yr/60kGR86 Base
6yr/70kCT5 Premium Luxury
Corrosion
5yr/unlimitedGR86 Base
6yr/100kCT5 Premium Luxury
Roadside Assistance
2yr/25kGR86 Base
6yr/70kCT5 Premium Luxury

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 Toyota GR86 Base2026 Cadillac CT5 Premium Luxury
Pricing
MSRP$31,200$48,600
Powertrain
Engine2.4L flat 42.0L I4 Turbo
Horsepower228 hp237 hp
Torque184 lb-ft258 lb-ft
Transmission6-speed manual10-speed shiftable automatic
DrivetrainRWDRWD
Fuel Economy
City MPG2022
Highway MPG2631
Combined MPG2226
Fuel Tank13.2 gal17.0 gal
Annual Fuel Cost (EPA)No published data$2,250/yr
Dimensions
Curb Weight2,811 lbs3,663 lbs
Wheelbase101.4"116.0"
Length167.9"193.8"
Width69.9"74.1"
Height51.6"57.2"
Safety
NHTSA OverallNo published data5/5 stars
Warranty
Bumper-to-Bumper3yr/36k4yr/50k
Powertrain5yr/60k6yr/70k
Corrosion5yr/unlimited6yr/100k
Roadside Assistance2yr/25k6yr/70k

Frequently Asked Questions

What is the price difference between the 2026 Toyota GR86 Base and 2026 Cadillac CT5 Premium Luxury?

The 2026 Toyota GR86 Base starts at $31,200, $17,400 less than the 2026 Cadillac CT5 Premium Luxury at $48,600. On a 60-month loan that is roughly $307/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 Toyota GR86 Base?

The 2026 Toyota GR86 Base is the stronger pick when you want to keep $17,400 in your pocket and the 2026 Toyota GR86 Base covers your needs; your priority is driving engagement; you prefer a smaller vehicle that is easier to park and maneuver.

Who should choose the 2026 Cadillac CT5 Premium Luxury?

The 2026 Cadillac CT5 Premium Luxury is the stronger pick when lower running costs matter to you, roughly $294/year less on fuel; your priority is a comfortable daily commute; you want the larger footprint for passengers or cargo.

Which gets better fuel economy, the 2026 Toyota GR86 Base or 2026 Cadillac CT5 Premium Luxury?

The 2026 Cadillac CT5 Premium Luxury rates 26 combined MPG, 4 MPG ahead.

Which is more powerful, the 2026 Toyota GR86 Base or 2026 Cadillac CT5 Premium Luxury?

The 2026 Cadillac CT5 Premium Luxury produces 237 hp, 9 more than the 2026 Toyota GR86 Base at 228 hp. The 2026 Cadillac CT5 Premium Luxury also leads in torque at 258 lb-ft vs 184 lb-ft. The 2026 Toyota GR86 Base runs a 2.4L flat 4; the 2026 Cadillac CT5 Premium Luxury uses a 2.0L I4 Turbo.

Is the 2026 Toyota GR86 Base bigger than the 2026 Cadillac CT5 Premium Luxury?

The 2026 Cadillac CT5 Premium Luxury is 25.9″ longer at 193.8″ vs 167.9″. The 2026 Cadillac CT5 Premium Luxury has a 14.6″ longer wheelbase, which typically means more rear-seat legroom. Keep in mind these are different vehicle types (sports car vs midsize sedan), so interior layout and cargo access are fundamentally different.

Can I cross-shop a sports car against a midsize sedan?

Yes, and many buyers do. A sports car and a midsize sedan solve different problems, so the comparison is less about specs and more about lifestyle. Think about what you need most: fuel efficiency and a smooth commute. The spec table above helps you compare the numbers, but a test drive is where you will feel the difference in daily use.

How do the warranties compare?

The Toyota GR86 comes with 3yr/36k bumper-to-bumper and 5yr/60k powertrain. The Cadillac CT5 offers 4yr/50k bumper-to-bumper and 6yr/70k powertrain. Longer warranty coverage can offset higher maintenance costs over time.

Explore more: Toyota trims, Toyota GR86 trims, Cadillac trims, Cadillac CT5 trims

Official sources

GR86 vs CT5: What This Matchup Is Really About

A sports car against a midsize sedan is not a typical matchup, but buyers with flexible needs compare them more often than you might think. The 2026 Toyota GR86 Base ($31,200) and 2026 Cadillac CT5 Premium Luxury ($48,600) solve different problems at different price points. The $17,400 gap adds up to $307/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

The 2026 Toyota GR86 Base runs a 2.4L flat 4; the 2026 Cadillac CT5 Premium Luxury uses a 2.0L I4 Turbo. The 9 hp difference (237 vs 228) is marginal in daily driving. The 2026 Cadillac CT5 Premium Luxury adds 74 more lb-ft of torque (258 vs 184), giving it stronger low-end pull off the line. Both use RWD.

Running Costs: GR86 vs CT5

The 2026 Cadillac CT5 Premium Luxury saves roughly $294/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $1,470.

How Each One Fits Your Daily Life

The 2026 Toyota GR86 Base is tuned for driving engagement over practicality. The 2026 Cadillac CT5 Premium Luxury is optimized for a comfortable daily commute and a low center of gravity. These are fundamentally different vehicles, so the comparison comes down to what job you need done, not which one is objectively better. The 2026 Cadillac CT5 Premium Luxury is 25.9″ longer, which translates to more room inside but a larger footprint in parking lots and garages. The 2026 Cadillac CT5 Premium Luxury has a 14.6″ longer wheelbase, typically meaning a smoother ride and more rear-seat legroom. The 2026 Cadillac CT5 Premium Luxury weighs 852 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.

Bottom Line

Choose the 2026 Toyota GR86 Base when you want to keep $17,400 in your pocket and the 2026 Toyota GR86 Base covers your needs. Choose the 2026 Cadillac CT5 Premium Luxury when lower running costs matter to you, roughly $294/year less on fuel. At $307/month more, the 2026 Cadillac CT5 Premium Luxury needs to earn that gap with something you use weekly.

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 Toyota or Cadillac or any dealership.

Keep Exploring