Used Mercedes GLA (2013-2020) Buying Guide & Key Checks

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The first-generation Mercedes-Benz GLA, produced from 2013 to 2020, marked Mercedes’ entry into the compact luxury SUV segment. Built on the platform of the A-Class hatchback, this model blended stylish crossover design with everyday usability, appealing to urban drivers seeking premium features without the bulk of larger SUVs. While it offered competitive cargo space and advanced safety tech for its era, the GLA’s hatchback roots sometimes limited rear passenger comfort compared to taller rivals. This guide dives into its key attributes to help used car shoppers make informed decisions.

Overall Design and Build Quality

Externally, the GLA adopted a raised stance with plastic cladding around the wheel arches and lower body, giving it rugged SUV credentials while echoing the sleek lines of the A-Class. Its dimensions—approximately 4,417mm in length, 1,804mm wide, and 1,494mm tall—positioned it as one of the longer options in its class, surpassing the Audi Q3 and Range Rover Evoque in length but sitting lower to the ground. This low-slung profile contributed to a sportier driving feel but meant a less commanding view than in boxier competitors like the BMW X1.

Inside, the cabin drew inspiration from Mercedes’ higher-end models, featuring a dashboard with racy analog dials and a central tablet-style infotainment screen. Materials included soft-touch surfaces on upper areas, though lower plastics felt less premium. Door bins and cubbyholes provided ample small-item storage upfront, and the elevated seating improved visibility via a large rear window. However, narrow windscreens and thick pillars could make the space feel enclosed.

Interior Space and Comfort

Designed as a five-seater, the GLA prioritized front-row comfort with supportive seats and adjustable lumbar support in higher trims. Front headroom measured around 40 inches, legroom 41.9 inches, and shoulder room 54.8 inches, accommodating taller drivers comfortably. Rear passengers faced challenges due to the sloping roofline and closely spaced front seats, resulting in tighter headroom and legroom—particularly noticeable for adults on longer trips.

The cabin’s darker trim and smaller side windows amplified a sense of claustrophobia, contrasting with airier rivals. Families might find it suitable for shorter journeys with children, but those needing generous second-row space could look elsewhere.

  • Front seating: Spacious with power adjustments and memory in Premium Plus packs.
  • Rear seating: Adequate for two adults; third occupant compromised by central tunnel.
  • Visibility: Good forward view; side and rear aided by optional parking sensors.

Cargo Capacity and Versatility

One of the GLA’s strengths lies in its boot, offering 481 litres with seats up—outpacing the Audi Q3 (420 litres) and Range Rover Evoque (420 litres), though trailing the BMW X1’s 505 litres. Folding the 60/40 split rear seats flat expanded this to 1,235 litres, suitable for bulky items like bicycles or furniture, albeit less than some rivals’ maximums.

The load area featured a flat floor when seats were down, with tie-down points and an underfloor storage bin for valuables. A power liftgate was standard on many models, easing access. For everyday use, the boot swallowed strollers, groceries, or sports gear with ease, making it practical for small families or active lifestyles.

MeasurementCapacityComparison
Seats Up481 litres / 17 cu.ft.Larger than Q3/Evoque
Seats Folded1,235 litres / 43.6 cu.ft.Less than X1
Ground Clearance5.3 inchesAdequate for light off-road

Technology and Infotainment Features

Mercedes equipped the GLA with tech borrowed from pricier siblings. The 8-inch central display handled navigation, Bluetooth, and audio, with a rotary controller for intuitive use. Standard features included dual-zone climate control, keyless entry, and selectable drive modes. Higher trims like Urban Edition added 18-inch alloys, LED headlights, and gloss black accents; AMG Line brought 19-inch wheels and sport seats.

Optional Premium Plus packs (around £3,000) introduced panoramic sunroofs, keyless start, and heated seats. While the interface feels dated today, it was responsive, with solid build quality ensuring longevity. Apple CarPlay and Android Auto were absent, a common omission in pre-2020 models.

Safety Systems and Crash Performance

Safety was a highlight, earning a five-star Euro NCAP rating in 2014. Standard kit included Pre-Safe (preparing for impacts), Attention Assist (drowsiness detection), and Collision Prevention Assist (automatic braking). Airbags covered front, side, and curtain areas, with occupant detection for the passenger side.

Optional extras like blind-spot monitoring and lane-keeping pushed costs up but enhanced protection. Post-collision systems minimized secondary accidents. Compared to peers, the GLA’s tech trickled down from the S-Class, setting a benchmark for compact SUVs.

  • Standard Safety: Forward collision warning, driver attention monitor, seven airbags.
  • Optional: Adaptive cruise, traffic sign assist.
  • Crash Rating: 5 stars Euro NCAP (2014).

Performance, Engines, and Driving Experience

Engines ranged from efficient diesels (e.g., 2.1-litre delivering 30+ mpg) to punchy petrols and AMG variants. The GLA 250 offered 208hp, hitting 0-60mph in 7.2 seconds, with smooth seven-speed automatics standard. All-wheel-drive (4Matic) versions improved traction for wet roads or light trails.

Ride quality was firm, prioritizing handling over plushness, with inert steering in base models. It excelled on highways but felt less engaging than sportier rivals. Fuel economy averaged 35-45 mpg in diesels, appealing for company car drivers.

Trims, Pricing, and Buying Advice for Used Models

Entry SE models started affordably used (£10,000-£15,000), while AMG Line topped £20,000. Look for full service history, as timing chain issues affected some early diesels. Common trims:

  • SE: Basics plus alloys, cruise control.
  • AMG Line: Sportier looks, better seats.
  • Urban Edition: Style-focused with LED lights.

Depreciation is steep, but residuals hold better for low-mileage examples. Check for rust on underbody cladding and test electronics thoroughly.

Reliability and Ownership Costs

Mercedes’ reputation for reliability was mixed; electrics and turbo diesels proved durable with maintenance. Annual servicing costs £300-£500, higher than mainstream brands. Insurance groups (20-30) reflected premium status. Tyres and brakes were pricey replacements.

AspectUsed Price Range (2026)Running Costs
Diesel£12k-£18kLow fuel, high servicing
Petrol£11k-£16kHigher fuel
AMG£18k-£25kPremium all-round

Pros and Cons Summary

  • Pros: Premium interior, strong boot, safety tech, stylish design, efficient engines.
  • Cons: Cramped rear, firm ride, dated infotainment, high options costs.

Frequently Asked Questions (FAQs)

Is the 2013-2020 GLA reliable?

With proper servicing, yes—diesels shine for longevity, but watch for early engine issues.

How does the GLA compare to the BMW X1?

GLA offers better boot space upfront but less rear room and a lower seat height.

What’s the fuel economy like?

Diesels achieve 45-50 mpg combined; petrols 30-35 mpg.

Are there seven seats available?

No, strictly five-seater; larger Mercedes like GLC for more.

Best used GLA to buy?

2016+ diesel 4Matic for balance of features and value.

References

  1. Used Mercedes GLA (Mk1, 2013-2020) review – How practical is it? — Auto Express. 2022-01-19. https://www.autoexpress.co.uk/mercedes/gla/86214/used-mercedes-gla-mk1-2013-2020-review-dimensions-boot-space-technology-safety
  2. Used Mercedes GLA (Mk1, 2013-2020) review — Auto Express. 2022-01-18. https://www.autoexpress.co.uk/mercedes/gla/100379/used-mercedes-gla-mk1-2013-2020-review
  3. Used 2020 Mercedes-Benz GLA-Class GLA 250 Specs & Features — Edmunds. N/A. https://www.edmunds.com/mercedes-benz/gla-class/2020/st-401821477/features-specs/
  4. 2020 Mercedes-Benz GLA Price, Value, Depreciation & Reviews — Kelley Blue Book. N/A. https://www.kbb.com/mercedes-benz/gla/2020/
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