Cadillac OPTIQ vs Volvo EX90: Specs Compared
Also searched as Volvo EX90 vs Cadillac OPTIQ specs — both orientations show this same side-by-side comparison.
The Cadillac OPTIQ is the more efficient of the two: it reaches 105 mpg combined versus 98 mpg for the Volvo EX90, a 7 mpg advantage and costs about $100 less per year to fuel.
Across 4 measured categories, the Cadillac OPTIQ leads in 4. Figures are EPA test data, not manufacturer claims.
2026–2027
Cadillac OPTIQ
Standard Sport Utility Vehicle 2WD · 12 configurations
2025–2027
Volvo EX90
Standard Sport Utility Vehicle 4WD · 15 configurations
Head-to-head specifications
| Metric | Cadillac OPTIQ | Volvo EX90 |
|---|---|---|
| Best combined MPG | 105 mpg ✓ | 98 mpg |
| Best city MPG | 117 mpg ✓ | 104 mpg |
| Best highway MPG | 93 mpg ✓ | 91 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $700 ✓ | $800 |
| Lowest CO2 output | Not available | Not available |
| Engines offered | Not available | Not available |
| Transmissions | Automatic (A1) | Automatic (A1) |
| Drivetrains | Rear-Wheel Drive, All-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive |
| Fuel types | Electricity | Electricity |
| EPA class | Standard Sport Utility Vehicle 2WD | Standard Sport Utility Vehicle 4WD |
| Years covered | 2026–2027 | 2025–2027 |
| Configurations on record | 12 | 15 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Cadillac OPTIQ vs Volvo EX90 dimensions and size
The Volvo EX90 is 8.7 inches longer than the Cadillac OPTIQ on a wheelbase 1.2 inches longer, and 725.3 lbs heavier. Both clear the roughly 200 inches of usable length in a standard single garage bay.
| Dimension | Cadillac OPTIQ (2026) | Volvo EX90 (2026) | Difference |
|---|---|---|---|
| Length | 189.8 in | 198.4 in | 8.7 in |
| Width (excl. mirrors) | 75.2 in | 77.2 in | 2 in |
| Height | 64.6 in | 68.5 in | 3.9 in |
| Wheelbase | 116.1 in | 117.3 in | 1.2 in |
| Curb weight | 5,203 lbs | 5,928 lbs | 725 lbs |
Width excludes mirrors; add 8–12 inches for mirrors out. Figures are for the newest model year on record for each vehicle. See both drawn to scale.
Cadillac OPTIQ vs Volvo EX90: what the numbers mean
Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Cadillac OPTIQ burns about $700 of fuel annually against $800 for the Volvo EX90. That $100 yearly gap compounds to roughly $500 over five years and $800 over eight — often more than the price difference between two trims of the same vehicle, and the single largest running-cost line item separating these two.
City and highway economy: the Cadillac OPTIQ leads in both cycles — 117 mpg city and 93 mpg highway against 104 and 91 mpg — so its fuel-efficiency advantage holds whether you commute in traffic or cover long highway miles.
Drivetrain and class: the Cadillac OPTIQ is offered with Rear-Wheel Drive, All-Wheel Drive, the Volvo EX90 with All-Wheel Drive, Rear-Wheel Drive. All-wheel drive typically costs one to two mpg combined against the same vehicle in front- or rear-wheel drive, which is worth remembering when the gap between these two is small. The EPA classes them as Standard Sport Utility Vehicle 2WD and Standard Sport Utility Vehicle 4WD respectively — the class drives the interior volume, cargo space and passenger space each one is measured against.
OPTIQ vs EX90: common questions
Which is better on gas, the Cadillac OPTIQ or the Volvo EX90?
The Cadillac OPTIQ is the more efficient of the two: it reaches 105 mpg combined versus 98 mpg for the Volvo EX90, a 7 mpg advantage and costs about $100 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Cadillac OPTIQ runs about $700 a year in fuel at its most efficient configuration, versus about $800 for the Volvo EX90 — a difference of roughly $100 per year.
What engines do the OPTIQ and EX90 offer?
Cadillac OPTIQ: no engine data on record. Volvo EX90: no engine data on record.
Are they in the same vehicle class?
The EPA classifies the Cadillac OPTIQ as Standard Sport Utility Vehicle 2WD and the Volvo EX90 as Standard Sport Utility Vehicle 4WD, so they aren't a like-for-like match on size.
More OPTIQ comparisons
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Comparison id: cadillac-optiq-vs-volvo-ex90