2025 Mazda CX-70 vs 2026 Mercedes-Benz GLB

$40,445 · Crossover

$43,800 · Crossover

Comparison Overview

The most significant numerical disparity lies in engine output, where the 2025 Mazda CX-70 delivers 280 hp and 332 lb-ft of torque, substantially overpowering the 2026 Mercedes-Benz GLB's 221 hp and 258 lb-ft of torque. This power gap contributes to the CX-70 being significantly larger, measuring 200.8 inches in length compared to the GLB's 182.4 inches, resulting in a superior 39.6 cu ft of cargo capacity versus the GLB's 22 cu ft. Conversely, the GLB offers better fuel economy, achieving 28 MPG combined on premium fuel, while the CX-70 returns 25 MPG combined on regular unleaded. The Mazda starts at a lower MSRP of $40,445, undercutting the Mercedes-Benz GLB's $43,800 entry price by $3,355. These fundamental differences in size, power, and efficiency define the comparison between the two crossovers.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Mercedes-Benz GLB

The 2026 Mercedes-Benz GLB is more efficient for commuting, achieving 28 MPG combined versus the CX-70's 25 MPG combined.

👨‍👩‍👧‍👦 Best for Families

2025 Mazda CX-70

The 2025 Mazda CX-70 offers substantially more utility with 39.6 cu ft of cargo capacity compared to the GLB's 22 cu ft.

🏎️ Best for Enthusiasts

2025 Mazda CX-70

The CX-70's powertrain is significantly more potent, producing 280 hp and 332 lb-ft of torque compared to the GLB's 221 hp and 258 lb-ft of torque.

💰 Best Value

2025 Mazda CX-70

The Mazda CX-70 provides greater size and power, starting $3,355 cheaper than the Mercedes-Benz GLB.

Choose the Mazda CX-70 if...

You prioritize outright power, benefiting from 280 hp versus the GLB's 221 hp.
Maximum utility is necessary, leveraging the CX-70's 39.6 cu ft of cargo volume.
You prefer to utilize regular unleaded gasoline instead of the GLB's required premium fuel.

Choose the Mercedes-Benz GLB if...

Optimized fuel economy is the primary goal, as the GLB achieves 28 MPG combined.
You require a smaller footprint, as the GLB is 18.4 inches shorter than the CX-70.
A lower starting MSRP of $40,445 for the CX-70 is preferable over the GLB's $43,800 price point if budget is considered first.

Key Dimensions

Dimension	Mazda CX-70	Mercedes-Benz GLB
Length	200.8"	182.4"
Width	-	72.2"
Height	68.2"	66.7"
Wheelbase	122.8"	111.4"

Features Comparison

Safety

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

Engine

Feature	Mazda	Mercedes-Benz
Base Engine Displacement	3.3 L	2.0 L
Number of Cylinders	inline 6	inline 4
Base Engine Type	mild hybrid	mild hybrid
Horsepower	280 hp @ 5000 rpm	221 hp @ 5500 rpm
Torque	332 lb-ft @ 2000 rpm	258 lb-ft @ 1800 rpm
Number of Valves	24	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Mazda	Mercedes-Benz
Transmission Type	8-speed shiftable automatic	8-speed automated manual
Drivetrain Type	all wheel drive	front wheel drive
Center Differential Type	Limited Slip	—
Hill Descent Control	✓	—

Fuel

Feature	Mazda	Mercedes-Benz
Fuel Type	regular unleaded	premium unleaded (required)
EPA Fuel Economy (City/Highway)	24/28 MPG	25/33 MPG
EPA Fuel Economy (Combined)	25 MPG	28 MPG
EPA Driving Range (City/Highway)	444.0/518.0 mi.	397.5/524.7 mi.
Fuel Tank Capacity	18.5 gal.	15.9 gal.

Comfort & Convenience

Feature	Mazda	Mercedes-Benz
Push Button Start	✓	✓
Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	—
Adaptive Cruise Control	✓	—
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Overhead Console with Storage	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Three Zone Climate Control	✓	—
Rear Ventilation Ducts	✓	✓
Dual Vanity Mirrors	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Driver Assisted Parking Assist	—	✓
Cruise Control	—	✓
Dual Zone Climate Control	—	✓
Interior Air Filtration	—	✓
Auto-Dimming Rearview Mirror	—	✓

In Car Entertainment

Feature	Mazda	Mercedes-Benz
Infotainment Display	12.3 in	10.25 in
AM/FM Stereo	✓	✓
Speaker System	8	—
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Speed Sensitive Volume Control	✓	—
Satellite Radio	—	✓
Satellite Radio Trial Period	—	6 months

Power Feature

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

Frontseats

Feature	Mazda	Mercedes-Benz
Front Head Room	39.7 in.	40.7 in.
Front Leg Room	41.7 in.	41.1 in.
Front Shoulder Room	59.2 in.	55.9 in.
Front Hip Room	56.2 in.	—
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Passenger Seat Power Adjustments	4-way	8-way
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leatherette	—	✓
Driver Seat Thigh Extension	—	✓
Driver Seat Memory Settings	—	3
Passenger Seat Height Adjustment	—	✓
Passenger Seat Lumbar Support	—	Power
Passenger Seat Thigh Extension	—	✓
Passenger Seat Memory Settings	—	3

Rearseats

Feature	Mazda	Mercedes-Benz
Rear Head Room	39.3 in.	39.3 in.
Rear Leg Room	39.4 in.	38.1 in.
Rear Shoulder Room	58.1 in.	54.9 in.
Rear Hip Room	55.5 in.	—
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	✓
Folding Center Armrest	✓	✓

Tires and Wheels

Feature	Mazda	Mercedes-Benz
Wheel Material	Alloy	Alloy
Wheel Size	19 x 8.5 in	18 x 7.5 in
Tire Type	All Season	—
Tire Size	265/55R19	235/55R18
Spare Tire Type	Temporary	—
Spare Tire Location	Inside Mounted	—
Run Flat Tires	—	✓

Suspension

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

Warranty

Feature	Mazda	Mercedes-Benz
Basic Warranty	3 yr./ 36000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	5 yr./ 60000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	5 yr./ unlimited mi.	4 yr./ 50000 mi.
Roadside Assistance	3 yr./ 36000 mi.	4 yr./ 50000 mi.
Hybrid Component Warranty	—	6 yr./ 62000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Mazda CX-70 and 2026 Mercedes-Benz GLB.

What is the key powertrain difference between the 2025 CX-70 and the 2026 GLB?

The Mazda CX-70 boasts significantly more power with 280 horsepower and 332 lb-ft of torque from its standard engine. In contrast, the Mercedes-Benz GLB produces 221 horsepower and 258 lb-ft of torque, resulting in a 59 hp deficit for the GLB.

Which vehicle is better for long highway drives in terms of fuel economy?

The 2026 Mercedes-Benz GLB is theoretically better for fuel savings on the highway, achieving 33 MPG highway compared to the CX-70's 28 MPG highway rating. However, the GLB requires more expensive premium unleaded fuel.

Does the higher price of the GLB correlate with more interior space?

No, the opposite is true regarding sheer volume; the $43,800 GLB offers only 22 cu ft of cargo space. The lower-priced CX-70, starting at $40,445, provides significantly more utility with 39.6 cu ft of cargo capacity.

How does the drivetrain and fuel requirement differ?

The CX-70 comes standard with All-Wheel Drive and runs on regular unleaded gas. The GLB utilizes Front Wheel Drive in its base configuration and mandates the use of premium unleaded fuel for its engine.

Which crossover is larger overall?

The 2025 Mazda CX-70 is the physically larger vehicle, measuring 200.8 inches in length compared to the GLB's 182.4 inches. The CX-70 is also taller at 68.2 inches versus the GLB's 66.7 inches.