2025 Mercedes-Benz GLB-Class vs 2026 Buick Envision

$45,800 · Crossover

$41,000 · Crossover

Comparison Overview

The most significant numerical divergence between the 2025 Mercedes-Benz GLB-Class and the 2026 Buick Envision lies in their starting Manufacturer’s Suggested Retail Price (MSRP), with the Envision positioned $4,800 lower at $41,000 compared to the GLB-Class's $45,800. Fuel economy also shows a measurable gap, as the GLB-Class achieves a combined 28 MPG (25/33 city/highway) versus the Envision’s 24 MPG combined (22/28 city/highway), despite the GLB requiring premium fuel. Performance figures are closely matched; both generate 258 lb-ft of torque, but the Envision slightly leads in horsepower with 228 hp compared to the GLB's 221 hp. Size specifications reveal the Envision is 2.4 inches wider (74.1 in vs 72.2 in) but 2.1 inches taller than the GLB. Furthermore, the Envision offers superior utility with 25.2 cubic feet of cargo capacity, exceeding the GLB’s 22 cubic feet.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Mercedes-Benz GLB-Class

The GLB-Class offers superior fuel efficiency, delivering 28 MPG combined, which lowers day-to-day running costs for high-mileage drivers.

👨‍👩‍👧‍👦 Best for Families

2026 Buick Envision

The Buick Envision provides 3.2 cubic feet more cargo capacity (25.2 cu ft) than the GLB, accommodating greater family gear loads.

🏎️ Best for Enthusiasts

2026 Buick Envision

The Envision outputs slightly more peak horsepower at 228 hp and features an All-Wheel Drive (AWD) system standard, compared to the GLB's FWD configuration.

💰 Best Value

2026 Buick Envision

The Envision achieves a lower entry price of $41,000 while offering greater utility and a slight power advantage over the $45,800 GLB-Class.

Choose the Mercedes-Benz GLB-Class if...

Fuel economy is a top priority, as the GLB-Class achieves 28 MPG combined versus the Envision's 24 MPG.
A smaller physical footprint is preferred, as the GLB is 1.9 inches shorter in height and 0.3 inches shorter in length.
The specific driving dynamics of an 8-speed automated manual transmission are sought over a conventional automatic.

Choose the Buick Envision if...

The lowest possible initial outlay is necessary, given the Envision's $41,000 MSRP versus the GLB's $45,800.
Maximum immediate cargo capacity is required, evidenced by the 25.2 cu ft available.
Standard All-Wheel Drive (AWD) is mandatory for traction over the GLB's standard FWD layout.

Key Dimensions

Dimension	Mercedes-Benz GLB-Class	Buick Envision
Length	182.4"	182.7"
Width	72.2"	74.1"
Height	66.7"	64.6"
Wheelbase	111.4"	109.0"

Features Comparison

Safety

Feature	Mercedes-Benz	Buick
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 Solid Disc Brakes	✓	✓
Brake Preparation System	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Front Fog Lights	✓	—
Integrated Turn Signal Mirrors	✓	—
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Rear Headrests	3	2
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Lane Departure Warning	—	✓
Lane Keeping Assist System	—	✓
Front Cross Traffic Alert	—	✓
Rear Cross Traffic Alert	—	✓
Dual Rear Side-Mounted Airbags	—	✓
Adaptive Headlights	—	✓

Engine

Feature	Mercedes-Benz	Buick
Base Engine Displacement	2.0 L	2.0 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	mild hybrid	gas
Horsepower	221 hp @ 5500 rpm	228 hp @ 5000 rpm
Torque	258 lb-ft @ 1800 rpm	258 lb-ft @ 1500 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓
Cylinder Deactivation	—	✓

Drive Train

Feature	Mercedes-Benz	Buick
Transmission Type	8-speed automated manual	9-speed shiftable automatic
Drivetrain Type	front wheel drive	all wheel drive
Center Differential Type	—	Limited Slip
Hill Descent Control	—	✓

Fuel

Feature	Mercedes-Benz	Buick
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	25/33 MPG	22/28 MPG
EPA Fuel Economy (Combined)	28 MPG	24 MPG
EPA Driving Range (City/Highway)	397.5/524.7 mi.	354.2/450.8 mi.
Fuel Tank Capacity	15.9 gal.	16.1 gal.

Comfort & Convenience

Feature	Mercedes-Benz	Buick
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	✓	✓
Driver Assisted Parking Assist	✓	—
Wireless Charging Pad	✓	✓
Cruise Control	✓	—
Universal Remote Transmitter	✓	—
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Overhead Console with Storage	✓	—
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Dual Zone Climate Control	✓	—
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	—
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	—
Front View Camera	—	✓
Side View Camera	—	✓
Adaptive Cruise Control	—	✓
Single Zone Climate Control	—	✓
Sun Sensor	—	✓

In Car Entertainment

Feature	Mercedes-Benz	Buick
Infotainment Display	10.25 in	30.0 in
AM/FM Stereo	✓	✓
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	6 months	3 months
Premium Speaker Brand	—	Bose
Speaker System	—	9
Auxiliary Audio Input	—	✓
Speed Sensitive Volume Control	—	✓

Power Feature

Feature	Mercedes-Benz	Buick
One-Touch Power Windows	4	4
Keyless Entry	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	Mercedes-Benz	Buick
Front Head Room	40.7 in.	39.6 in.
Front Leg Room	41.1 in.	40.4 in.
Front Shoulder Room	55.9 in.	56.7 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	—
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	—
Passenger Seat Thigh Extension	✓	—
Passenger Seat Memory Settings	3	—
Driver Seat Heating	Multi-level	—
Passenger Seat Heating	Multi-level	—
Front Hip Room	—	55.1 in.
Passenger Seat Manual Adjustments	—	6-way

Rearseats

Feature	Mercedes-Benz	Buick
Rear Head Room	39.3 in.	38.9 in.
Rear Leg Room	38.1 in.	39.3 in.
Rear Shoulder Room	54.9 in.	55.9 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	✓
Folding Center Armrest	✓	✓
Rear Hip Room	—	47.4 in.

Tires and Wheels

Feature	Mercedes-Benz	Buick
Wheel Material	Alloy	—
Wheel Size	18 x 7.5 in	—
Tire Size	235/55R18	P235/60R18
Run Flat Tires	✓	—
Wheel Finish	—	Painted Alloy
Wheel Diameter	—	18 in
Tire Type	—	All Season
Spare Tire Type	—	Temporary
Spare Tire Location	—	Inside Mounted

Suspension

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

Warranty

Feature	Mercedes-Benz	Buick
Basic Warranty	4 yr./ 50000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	5 yr./ 60000 mi.
Corrosion/Rust Warranty	4 yr./ 50000 mi.	6 yr./ 100000 mi.
Roadside Assistance	4 yr./ 50000 mi.	5 yr./ 60000 mi.
Complimentary Scheduled Maintenance	—	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Mercedes-Benz GLB-Class and 2026 Buick Envision.

Which vehicle is more expensive to purchase initially?

The 2025 Mercedes-Benz GLB-Class has a higher starting MSRP of $45,800. This is $4,800 more than the 2026 Buick Envision's $41,000 entry price.

How do their respective fuel requirements compare?

The Mercedes-Benz GLB-Class explicitly requires premium unleaded fuel for its 221 hp engine. Conversely, the Buick Envision only recommends premium unleaded for its 228 hp output.

Is there a substantial difference in their horsepower output?

The difference is marginal; the Buick Envision produces 228 hp, providing 7 more horsepower than the Mercedes-Benz GLB-Class's 221 hp.

Which crossover offers better utility based on provided dimensions?

The 2026 Buick Envision is superior for cargo hauling, boasting 25.2 cubic feet versus the GLB-Class’s 22 cubic feet. However, the GLB is slightly shorter in height at 66.7 inches compared to the Envision's 64.6 inches.

What is the key drivetrain difference between these two models?

The standard configuration for the GLB-Class is Front Wheel Drive (FWD), whereas the 2026 Buick Envision comes standard with an All-Wheel Drive (AWD) system.