Cadillac Optiq Luxury vs Mercedes-Benz EQB 350 4MATIC

Comparison winners

5 metrics
0-100 winner Cadillac Optiq Luxury 5.8 s Runner-up: 6.2 s
Range winner Cadillac Optiq Luxury 482 km Runner-up: 444 km
Power winner Cadillac Optiq Luxury 300 hp Runner-up: 292 hp
Cargo winner Cadillac Optiq Luxury 630 L Runner-up: 495 L
Price winner Mercedes-Benz EQB 350 4MATIC $54,500 Runner-up: $54,990

How the specs compare

This comparison sets the 2025 Cadillac Optiq Luxury against the 2026 Mercedes-Benz EQB 350 4MATIC. Both belong to the SUV class, so their dimensions, performance and utility figures address a broadly similar type of car. Both use battery-electric powertrains, allowing a relatively direct comparison of the recorded energy figures.

Performance, power and 0-100 km/h

2025 Cadillac Optiq Luxury has the quicker recorded 0-100 km/h time at 5.8 seconds, compared with 6.2 seconds for 2026 Mercedes-Benz EQB 350 4MATIC. 2025 Cadillac Optiq Luxury has the higher listed output at 300 hp; 2026 Mercedes-Benz EQB 350 4MATIC is rated at 292 hp, a difference of 8 hp. The torque figures follow 2026 Mercedes-Benz EQB 350 4MATIC at 520 Nm and 2025 Cadillac Optiq Luxury at 480 Nm. These figures describe straight-line potential only; they do not establish braking performance, ride quality, steering response or durability under repeated hard use.

Range, battery, charging and efficiency

2025 Cadillac Optiq Luxury carries the longer listed range at 482 km, against 444 km for 2026 Mercedes-Benz EQB 350 4MATIC. 2025 Cadillac Optiq Luxury has the lower recorded consumption at 17.6 kWh/100km; 2026 Mercedes-Benz EQB 350 4MATIC is listed at 18.1 kWh/100km. 2025 Cadillac Optiq Luxury has the higher listed DC charging ceiling at 150 kW, compared with 100 kW. Test cycle, temperature, wheel size and charging conditions can materially affect these results, so only figures measured on the same basis should be treated as directly comparable.

Dimensions, cargo space and towing

2025 Cadillac Optiq Luxury provides the larger quoted cargo volume: 630 litres versus 495 litres, a difference of 135 litres. 2025 Cadillac Optiq Luxury carries the higher towing rating at 1,588 kg, while 2026 Mercedes-Benz EQB 350 4MATIC is listed at 750 kg. 2025 Cadillac Optiq Luxury is 138 mm longer overall. Exterior size is not a benefit by itself: a longer body may create useful room, but cargo shape, rear-seat space and ease of parking still require a physical inspection.

Price and overall assessment

2026 Mercedes-Benz EQB 350 4MATIC has the lower listed starting price at $54,500, compared with $54,990 for 2025 Cadillac Optiq Luxury. 2025 Cadillac Optiq Luxury leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. The assessment is based on the specifications shown here; it is not presented as a two-car road test.

Prepared by CarsbySpec from the structured specifications displayed on this page. Missing values are not estimated, and component figures are not treated as directly comparable system figures. Read the methodology.

Specification Cadillac Optiq Luxury2025 Mercedes-Benz EQB 350 4MATIC2026
Performance
0-100 km/h5.8 s6.2 s
Top Speed190 km/h160 km/h
Power300 hp292 hp
Torque480 Nm520 Nm
Range & Efficiency
Range482 km444 km
Battery85 kWh70.5 kWh
Efficiency17.6 kWh/100km18.1 kWh/100km
CO2 Emissions0 g/km0 g/km
DC Charging150 kW100 kW
Size & Capacity
Length4,822 mm4,684 mm
Ground Clearance165 mm164 mm
Cargo630 L495 L
Curb Weight2,150 kg2,175 kg
Towing1,588 kg750 kg
Seats57
Turning Circle12.0 m11.8 m
Starting MSRP$54,990$54,500

Cadillac Optiq Luxury vs Mercedes-Benz EQB 350 4MATIC questions answered

Which is faster, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury is quicker from 0-100 km/h at 5.8 seconds, versus 6.2 seconds for 2026 Mercedes-Benz EQB 350 4MATIC.

Which has the higher top speed, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury has the higher listed top speed at 190 km/h (118 mph), compared with 160 km/h (99 mph).

Which has more horsepower, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury has more power at 300 hp, a 8 hp advantage over 2026 Mercedes-Benz EQB 350 4MATIC.

Which has more range, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury has the longer listed range at 482 km (300 miles), versus 444 km (276 miles).

Which has the larger battery, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury has the larger listed battery at 85.0 kWh, compared with 70.5 kWh.

Which has more cargo or boot space, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury has more listed cargo space at 630 litres (22.2 cu ft), versus 495 litres (17.5 cu ft).

Which can tow more, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury has the higher listed towing capacity at 1,588 kg (3,501 lb), compared with 750 kg (1,653 lb).

Which is heavier, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2026 Mercedes-Benz EQB 350 4MATIC is heavier at 2,175 kg (4,795 lb), while 2025 Cadillac Optiq Luxury is listed at 2,150 kg (4,740 lb).

Which is cheaper, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2026 Mercedes-Benz EQB 350 4MATIC has the lower recorded starting MSRP at $54,500 USD, compared with $54,990 USD for 2025 Cadillac Optiq Luxury. Regional pricing and equipment can differ.

Which is better, the 2025 Cadillac Optiq Luxury or the 2026 Mercedes-Benz EQB 350 4MATIC?

2025 Cadillac Optiq Luxury leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. This comparison is based on recorded specifications rather than a road test, so the right choice depends on the buyer's priorities.