Used Mercedes-Benz GLC-Class for sale near Olney

CarGurus expert rating: 3 out of 5
CarGurus user rating: 5.0 out of 5
Percentage of good/great deals available on CarGurus: 34.6%
Overall CarGurus rating:* 4.4 out of 5
Available Listings: Around 1,000
Average Price: Around £28,000

Mercedes-Benz GLC Pros and Cons

Pros	Cons
High-quality interior	Expensive, even by the standards of the class
Well equipped as standard	Adaptive cruise control costs extra
PHEV has huge electric-only range	PHEV versions have a small boot

Quick Summary

The Mercedes-Benz GLC is a consummate family SUV that combines refinement, comfort and class with impressive practicality. This third-generation model sits on a heavily updated rear-wheel-drive platform that is longer and stiffer than its predecessor, improving interior space. Every version is electrified in some way, with 48V mild-hybrid petrol and diesel engines alongside plug-in hybrids offering up to 78 miles of electric-only range. The spacious interior features high-quality materials and contrasting finishes, with a lovely driving position and excellent all-round visibility. Boot space is generous at 620 litres in mild-hybrid form, though plug-in hybrids sacrifice some of this for battery hardware.

The plug-in hybrid GLCs make a persuasive case, particularly for company car drivers, thanks to their low tax liabilities and useful electric range. The 300e petrol PHEV combines a 2.0-litre turbocharged engine with a 134bhp electric motor for 313bhp total, whilst the 300de diesel PHEV delivers 333bhp. Both hit 62mph in under seven seconds. For private buyers, the GLC remains highly desirable but list prices are on the high side, with key features pushing you towards more expensive trim levels. However, the quality, comfort and badge appeal are hard to ignore, and if you can secure a competitive finance deal or find a nearly-new example at the right price, the GLC is one of the most rounded premium SUVs available.

Best for: Company car drivers seeking low tax liabilities and electric range, buyers prioritising premium quality and comfort, and those wanting a spacious and refined family SUV.

Not ideal for: Budget-conscious buyers, those seeking the sharpest handling dynamics, or drivers wanting adaptive cruise control as standard on all trims.


Comparison vs Key Rivals



The Verdict

You should buy the GLC if: You're a company car driver seeking low tax liabilities and electric range, you prioritise premium quality and comfort, or you want a spacious and refined family SUV.

Consider alternatives if: You are budget-conscious, seeking the sharpest handling dynamics, or require adaptive cruise control as standard on all trims.

Competitive Position: The Mercedes-Benz GLC is a strong contender in the premium mid-size SUV market, offering exceptional interior quality, comprehensive standard equipment and impressive plug-in hybrid technology with class-leading electric range. Whilst it commands a higher price than rivals like the Audi Q5 and BMW X3, the GLC's refinement, comfort and badge appeal justify the premium for many buyers. The Volvo XC60 offers comparable safety credentials and comfort, whilst the BMW X3 delivers sharper handling dynamics. For company car drivers, the GLC's plug-in hybrid variants make an especially compelling case thanks to their low tax liabilities and useful electric-only range. For private buyers seeking a rounded, upmarket family SUV, the GLC remains one of the finest choices available, provided you can secure a competitive finance deal or find a nearly-new example at the right price.

Read our full Mercedes-Benz GLC Review

*The Overall CarGurus rating: that informs these recommendations is based on CarGurus' proprietary market data from April 2026, CarGurus expert reviews, and CarGurus user reviews.