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Mercedes GLC vs Mercedes GLB comparison

Compare performance (472 HP vs 354 HP), boot space and price (50,300 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLC or Mercedes GLB?

Mercedes GLC vs Mercedes GLB: Key differences

Mercedes GLC

4.4 (12 Reviews)
rate
  • clearly more power
  • substantially more efficient
  • markedly quicker 0–100 km/h
  • slightly more trunk space
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Mercedes GLB

3.6 (4 Reviews)
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  • somewhat cheaper
  • substantially more electric range
  • very slightly lighter
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

GLC

Mercedes GLB vs Mercedes GLC: character clash in the Mercedes SUV family

Mercedes GLB VS Mercedes GLC pits pragmatic versatility against polished luxury. The Mercedes GLB feels like the clever choice: boxy, easy to place, and available with an occasional-use third row that turns school runs and sleepovers from hassle into routine. The Mercedes GLC leans upscale and serene, with a richer cabin and a more substantial, long‑legged feel on the motorway. Price also sets the tone: the GLB typically undercuts the GLC, while the GLC gives you more performance headroom and a grander sense of occasion. Which one lands better depends on whether your day is ruled by people and cargo or by calm, premium miles.

GLB

Space and practicality: flexible seven vs big five

The Mercedes GLB is the packaging ace, with a tall, square body that makes its second row roomy and allows for a kid‑friendly third row when you need it. Family logistics are easier in the GLB thanks to wide rear doors, a sensible load height, and in EV form even extra storage under the front hood. The Mercedes GLC is the better five‑seater hauler, offering a flatter, more generous luggage bay in its petrol and diesel versions that swallows pushchairs and suitcases with less Tetris. Go for a GLC plug‑in hybrid and that boot becomes shallower and stepped, while the GLB keeps its layout advantage. If your priority is seven‑seat flexibility, pick the GLB; if it’s five seats and maximum regular cargo space, the GLC in non‑PHEV form is the cleaner solution.

GLC

Cabin feel and controls: airy utility vs hush and polish

The Mercedes GLB’s cabin feels bright and airy, and its latest MBUX screen setup is quick and feature‑rich, but materials in lower areas don’t always scream premium. Its interface is heavily touch‑driven, so traditionalists may miss more physical switches. The Mercedes GLC counters with a classier mix of trims and a quieter, cushier impression the moment you shut the door. However, the GLC’s touch‑sensitive steering controls and climate buried in the screen can frustrate, even if the voice assistant is excellent. In short, GLB favors easy‑going utility, while GLC delivers the luxury vibe—provided you’re happy to live in the digital cockpit.

GLB

Long‑distance and performance: fast charging calm vs refined muscle

For motorway days, both settle down nicely, but they do it differently. The Mercedes GLB in EV form leans on an 800‑volt setup for very short charging stops, making big trips surprisingly relaxed, and it tows confidently when specified for it. The Mercedes GLC brings more outright shove and quicker responses, feeling effortlessly strong when joining or overtaking, and with the right suspension spec it glides along with quiet authority. Choose the GLC plug‑in hybrid and you can commute largely on electricity if you charge regularly, then cruise long distances in hybrid mode without anxiety. If you want effortless pace and a traditional grand‑touring feel, the GLC suits; if you value silent EV running and rapid top‑ups on the way to the mountains, the GLB has the edge.

GLC

City manners and visibility: easy edges vs big‑car tricks

The Mercedes GLB’s upright glasshouse and square tail make it simple to judge in tight streets and multi‑storeys, and the light steering removes stress from errands. The Mercedes GLC feels wider and its thick rear pillars restrict natural rearward view, so you’ll rely more on cameras and sensors. Option the GLC’s rear‑axle steering and it suddenly pivots like a smaller car, which is a boon for urban parking and narrow lanes. Even so, the GLB remains the inherently simpler city partner thanks to its shape and sightlines. If most miles are urban, the GLB’s easygoing manners pay off; the GLC’s tech can match that agility if you spec it right.

GLB

Costs, efficiency and buyer fit: head vs heart within one badge

The Mercedes GLB typically starts lower, and its EV versions can make ownership costs compelling if you charge at home and travel often. The Mercedes GLC asks more upfront and climbs quickly with options, but pays back in cabin richness, stronger acceleration, and a more prestigious feel. Pick the GLC plug‑in hybrid if you can plug in daily and want to slash fuel on short trips without giving up long‑haul capability. Stick with a GLC petrol or diesel for the biggest boot and classic premium SUV manners. In the end, families seeking maximum versatility and city‑friendly packaging gravitate to the GLB, while comfort‑first drivers who want refinement, pace and a grander feel will lean GLC—details in the specs below will help you lock in the right version.

Frequently compared as well

BMW iX3
Mercedes GLB
VS
The BMW iX3 and Mercedes GLB go head-to-head as two very different takes on the premium compact SUV: the iX3 is BMW’s electric, efficiency-focused offering while the GLB is Mercedes’ practical, multi‑seat family SUV. This comparison will help you weigh the iX3’s EV range, refinement and tech …
Mercedes EQB
Mercedes GLB
VS
The Mercedes EQB and Mercedes GLB target the same compact‑SUV buyers but take very different routes: the EQB is the all‑electric choice while the GLB relies on conventional petrol/diesel and mild‑hybrid engines. This quick comparison looks at driving character, interior practicality, range and …

Here’s where it gets real: The technical differences in detail

GLC

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes GLB is somewhat cheaper – starting at 43,200 £ , while the Mercedes GLC costs 50,300 £ . That’s a price difference of around 7,130 £.

Fuel consumption also shows a difference: the Mercedes GLC uses 1.6 L/100km and is substantially more efficient than the Mercedes GLB with 5.7 L/100km. The difference is about 4.1 L/100km.

As for electric range, the Mercedes GLB offers substantially more range – reaching up to 631 km, about 503 km more than the Mercedes GLC.

GLB

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes GLC offers clearly more power – delivering 472 HP compared to 354 HP. That’s roughly 118 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLC is markedly quicker – completing the sprint in 4.2 s, while the Mercedes GLB takes 5.5 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Mercedes GLC delivers markedly more torque with 750 Nm compared to 515 Nm. That’s about 235 Nm more.

GLC

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes GLB is very slightly lighter – 1,840 kg compared to 1,985 kg. The difference is around 145 kg.

Looking at boot space, the Mercedes GLC offers slightly more boot space – 620 L compared to 540 L. That’s a difference of about 80 L.

When it comes to payload, the Mercedes GLC carries moderately more – 575 kg compared to 505 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The Mercedes GLC is decisively ahead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £50,300
GLC

Mercedes GLC

  • Engine Type : Diesel MHEV, Plugin Hybrid, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 186 - 472 HP
  • Consumption L/100km : 1.6 - 9.4 L/100km
  • Electric Range : 122 - 128 km
details
Mercedes GLC
Mercedes GLB

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes GLC

The Mercedes GLC blends quiet refinement with premium materials to create a comfortable, modern cabin that feels more upscale than its size might suggest. It delivers composed handling and confident on-road manners while offering practical versatility and a strong suite of driver assistance and infotainment features.

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Reviews Mercedes GLC

4.4 (12 Reviews)
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Zede
10 May 2026, 20:12:35

Too expensive! To justify it with technology that's equal or inferior.

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Marek
2 Jan 2026, 18:32:30

There’s something about a Mercedes — you have to take it for a spin to feel it and understand why it’s special.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Mercedes GLB

The Mercedes GLB is a compact luxury SUV that blends smart packaging with a polished, composed driving experience. Its flexible interior and premium feel make it a sensible pick for buyers who want Mercedes comfort and practicality in a smaller footprint.

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Reviews Mercedes GLB

3.6 (4 Reviews)
rate
Hans
19 Feb 2026, 02:39:00

Great car — very satisfied with the GLB 250 4MATIC.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Frequently compared as well

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VS
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Line up the pragmatic, boxy Mercedes GLB — a family-friendly compact SUV that prides itself on space and sensible engineering — against the sleek, tech-forward Volvo EX60 with its unmistakable Scandinavian design and safety-first instincts. It’s a clash of personalities: German practicality and …
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Mercedes GLB
smart #5
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The Mercedes GLB is a sensible, slightly boxy premium compact SUV that delivers real-world space, family practicality and a composed long-distance ride, while the smart #5 is a punchy electric crossover that trades rear-seat room for sharp styling, low running costs and urban agility. If you …
Audi Q6 e-tron
Mercedes GLC
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The Audi Q6 e-tron and the Mercedes GLC represent two different takes on luxury midsize SUVs: the Q6 e-tron is Audi’s all-electric, tech-forward offering while the GLC is Mercedes’ established compact-luxury SUV available in conventional and electrified drivetrains. Choosing between them comes down …
Mercedes GLB
Peugeot 5008
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The Mercedes GLB and the Peugeot 5008 are compact SUVs aimed at buyers who need space and practicality, but they take very different approaches — the GLB leans toward a premium, tech‑focused experience while the 5008 emphasizes family‑friendly seating and value. If you want an upmarket cabin and …
Mercedes GLC
Mercedes E-Class
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The Mercedes GLC and the Mercedes E‑Class target different buyers: the GLC is a compact luxury SUV that prioritizes versatility and a raised driving position, while the E‑Class is a mid‑size executive sedan focused on comfort, refinement and technology. This comparison looks at how they differ in …
Mercedes GLB
Skoda Kodiaq
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The Mercedes GLB dresses up compact practicality in a premium suit, with crisp tech and city-friendly manners, while the Skoda Kodiaq goes full-on family hauler, offering cavernous space and sensible value. Choose the GLB for style and badge appeal; pick the Kodiaq if you need seats, luggage and a …
Mercedes GLC
Mercedes GLB

Costs and Consumption
Price
50,300 - 82,100 £
Price
43,200 - 62,400 £
Consumption L/100km
1.6 - 9.4 L/100km
Consumption L/100km
5.7 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Electric Range
122 - 128 km
Electric Range
431 - 631 km
Battery Capacity
-
Battery Capacity
-
co2
41 - 214 g/km
co2
0 - 138 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,985 - 2,400 kg
Curb weight
1,840 - 2,280 kg
Trunk capacity
390 - 620 L
Trunk capacity
540 L
Length
-
Length
-
Width
1,890 - 1,920 mm
Width
1,861 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 575 kg
Payload
485 - 505 kg

Engine and Performance
Engine Type
Diesel MHEV, Plugin Hybrid, Petrol MHEV
Engine Type
Electric, Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
186 - 472 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
4.2 - 9 s
Acceleration 0-100km/h
5.5 - 9.7 s
Max Speed
-
Max Speed
-
Torque
380 - 750 Nm
Torque
280 - 515 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
137 - 347 kW
Power kW
115 - 260 kW
Engine capacity
1,993 - 2,999 cm3
Engine capacity
1,499 cm3

General
Model Year
2,025 - 2,026
Model Year
2026
CO2 Efficiency Class
D, B, E, F, G
CO2 Efficiency Class
A, D, E
Brand
Mercedes-Benz
Brand
Mercedes-Benz
Is the Mercedes GLC offered with different drivetrains?

Available configurations include All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.