2025 Mercedes-Benz EQB vs 2026 Cadillac OPTIQ

$53,050 · Crossover

$50,900 · Crossover

Comparison Overview

The most significant divergence between the 2025 Mercedes-Benz EQB and the 2026 Cadillac OPTIQ lies in power output, where the OPTIQ delivers 315 hp compared to the EQB's 188 hp—a substantial 127 hp advantage. This difference is echoed in torque figures, with the Cadillac boasting 332 lb-ft versus the Mercedes' 284 lb-ft. Financially, the OPTIQ has a lower entry point at an MSRP of $50,900 against the EQB's $53,050. However, the EQB secures a minor edge in range capability, achieving an EPA-estimated 251 miles, while the OPTIQ's range is unspecified in the provided data, though its RWD configuration suggests a different efficiency profile than the EQB's FWD setup. Dimensionally, the OPTIQ is physically larger, measuring 189.8 inches in length compared to the EQB's 184.4 inches, yet cargo capacity is nearly identical at 26.0 cu ft for the Cadillac versus 25.9 cu ft for the Mercedes.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz EQB

The EQB wins for commuters due to its slightly higher 251-mile electric range capability compared to the OPTIQ, providing more certainty for daily routes.

👨‍👩‍👧‍👦 Best for Families

2026 Cadillac OPTIQ

The OPTIQ is slightly better suited for families due to its superior power output (315 hp vs. 188 hp) for highway merging and its marginally larger 26.0 cu ft cargo capacity.

🏎️ Best for Enthusiasts

2026 Cadillac OPTIQ

The 2026 Cadillac OPTIQ is the clear winner for performance enthusiasts, offering 315 hp and 332 lb-ft of torque in a Rear Wheel Drive format.

💰 Best Value

2026 Cadillac OPTIQ

The OPTIQ offers significantly more horsepower (315 hp) for a lower starting MSRP of $50,900 compared to the EQB's $53,050.

Choose the Mercedes-Benz EQB if...

You prioritize brand heritage and prefer the established front-wheel drive (FWD) layout for predictable handling.
Your primary need is maximizing verified electric driving range, where the EQB offers 251 miles.
You prefer the slightly more compact exterior dimensions, with a length of 184.4 inches.

Choose the Cadillac OPTIQ if...

Performance is key, as the OPTIQ delivers 315 hp and 332 lb-ft of torque.
You seek a better price-to-performance ratio with an MSRP of $50,900.
You prefer the dynamics of a rear-wheel drive (RWD) system combined with a slightly longer body at 189.8 inches.

Key Dimensions

Dimension	Mercedes-Benz EQB	Cadillac OPTIQ
Length	184.4"	189.8"
Width	72.2"	75.3"
Height	65.6"	64.7"
Wheelbase	111.4"	116.0"

Features Comparison

Safety

Feature	Mercedes-Benz	Cadillac
Blind Spot Monitor	✓	✓
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
Brake Drying	✓	—
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Preparation System	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Multi-Adjustable Headrests	✓	—
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	—
Lane Departure Warning	—	✓
Lane Keeping Assist System	—	✓
Rear Cross Traffic Alert	—	✓
Self-Leveling Headlights	—	✓
Front Height Adjustable Headrests	—	✓

Engine

Feature	Mercedes-Benz	Cadillac
Base Engine Type	electric	electric
Horsepower	188 hp	315 hp
Torque	284 lb-ft	332 lb-ft

Drive Train

Feature	Mercedes-Benz	Cadillac
Transmission Type	1-speed direct drive	1-speed direct drive
Drivetrain Type	front wheel drive	rear wheel drive

Fuel

Feature	Mercedes-Benz	Cadillac
Fuel Type	electric	electric
EPA Efficiency (City/Highway MPGe)	114/100 MPGe	—
EPA Efficiency (Combined MPGe)	107 MPGe	—
EPA Electric Driving Range	251 mi.	—
EPA Energy Consumption (kWh/100 mi)	31	—
Charging Time (240V)	8.25 hr.	9.5 hr.
Battery Capacity	70.5 kWh	85 kWh
DC Fast Charging Port Type	SAE Combo	NACS

Comfort & Convenience

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

In Car Entertainment

Feature	Mercedes-Benz	Cadillac
Infotainment Display	10.25 in	33.0 in
AM/FM Stereo	✓	✓
Stereo Power	225W	—
Speaker System	10	19
Subwoofer Count	1	1
Android Auto (Wireless)	✓	—
Apple CarPlay (Wireless)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	6 months	—
Premium Speaker Brand	—	AKG
Surround Audio	—	Discrete
Speed Sensitive Volume Control	—	✓

Power Feature

Feature	Mercedes-Benz	Cadillac
One-Touch Power Windows	4	4
Keyless Entry	✓	✓
Heated Mirrors	✓	✓
Moonroof Type	—	1st Row Fixed Glass Extended

Frontseats

Feature	Mercedes-Benz	Cadillac
Front Head Room	40.7 in.	39.6 in.
Front Leg Room	41.1 in.	41.6 in.
Front Shoulder Room	55.9 in.	57.0 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 Thigh Extension	✓	—
Driver Seat Memory Settings	3	2
Passenger Seat Power Adjustments	8-way	6-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Thigh Extension	✓	—
Passenger Seat Memory Settings	3	—
Front Hip Room	—	55.0 in.
Passenger Seat Manual Adjustments	—	2-way
Driver Seat Heating	—	Multi-level
Passenger Seat Heating	—	Multi-level
Seat Massage Function	—	✓

Rearseats

Feature	Mercedes-Benz	Cadillac
Rear Head Room	39.3 in.	38.7 in.
Rear Leg Room	38.1 in.	37.8 in.
Rear Shoulder Room	54.9 in.	56.0 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	✓
Folding Center Armrest	✓	—
Rear Hip Room	—	51.0 in.

Tires and Wheels

Feature	Mercedes-Benz	Cadillac
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Size	18 x 7.5 in	—
Tire Size	235/55R18	245/50R20
Run Flat Tires	✓	—
Wheel Cover Type	—	✓
Wheel Diameter	—	20 in.
Tire Type	—	✓

Suspension

Feature	Mercedes-Benz	Cadillac
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	—
Rear Stabilizer Bar	✓	—

Warranty

Feature	Mercedes-Benz	Cadillac
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	—
EV Battery Warranty	8 yr./ 100000 mi.	8 yr./ 100000 mi.
Corrosion/Rust Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Roadside Assistance	4 yr./ 50000 mi.	8 yr./ 100000 mi.
Complimentary Scheduled Maintenance	2 yr./ 20000 mi.	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Mercedes-Benz EQB and 2026 Cadillac OPTIQ.

What is the most significant mechanical difference between the 2025 EQB and the 2026 OPTIQ?

The most significant mechanical difference is power. The 2026 Cadillac OPTIQ generates 315 hp and 332 lb-ft of torque, substantially exceeding the 2025 Mercedes-Benz EQB's output of 188 hp and 284 lb-ft of torque. Furthermore, the EQB utilizes FWD while the OPTIQ uses RWD.

How do the base prices compare for these two electric crossovers?

The 2026 Cadillac OPTIQ starts at a lower MSRP of $50,900. In contrast, the 2025 Mercedes-Benz EQB commands a slightly higher starting price of $53,050.

Is the Mercedes EQB's 251-mile range better than the Cadillac OPTIQ's anticipated range?

The Mercedes EQB is officially quoted at 251 miles of electric range. While the OPTIQ's range is not listed, its higher power output (315 hp) suggests it may have a different efficiency profile, though its RWD setup might benefit overall range stability.

Which vehicle is physically larger in exterior dimensions?

The 2026 Cadillac OPTIQ is the larger vehicle overall, measuring 189.8 inches in length and 75.3 inches in width. The EQB is shorter at 184.4 inches in length and narrower at 72.2 inches.

Do these vehicles offer similar amounts of storage space?

Yes, cargo capacity is nearly identical between the two. The EQB provides 25.9 cubic feet of storage, while the OPTIQ offers marginally more at 26.0 cubic feet.

Which vehicle prioritizes driving dynamics over pure efficiency?

The Cadillac OPTIQ is designed for driving dynamics, evident in its RWD configuration and superior power specifications (315 hp vs. 188 hp in the FWD EQB).