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HomeComparisonsMercedes-Benz GLB vs Subaru Trailseeker
Spec Battle Updated 20 April 2026 5 min read

Mercedes-Benz GLB vs Subaru Trailseeker

A detailed look at how two of Australia's most popular SUVs compare on price, running costs, safety, and everyday livability.

Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.

SpecMercedes-BenzSubaru
Price (RRP)$63,900$63,990
Fuel typePetrolElectric
Range (WLTP)533km
Battery74.7 kWh
Power120kW280kW
0-100 km/h9.4s4.5s
Max DC Charge150kW
10-80% Charge Time30 min
Fuel Economy7.5 L/100km
Boot Space570L609L
Towing1,600kg1,588kg
Warranty5yr / Unlimited5yr / Unlimited
ANCAP Safety5 Stars5 Stars

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Price Breakdown

The Mercedes-Benz GLB starts from $63,900 before on-road costs, while the Subaru Trailseeker opens at $63,990. That makes the Mercedes-Benz GLB the more affordable entry point by $90.

Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $70,290 and $70,389 respectively.

The Subaru Trailseeker qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Mercedes-Benz GLB, as a petrol model, does not qualify.

Safety Rundown

Both the Mercedes-Benz GLB and Subaru Trailseeker hold a 5-star ANCAP safety rating.

Where the two diverge is in active safety technology. The Mercedes-Benz GLB packs more ADAS features with 6 out of 10 key systems fitted, compared to 5 in the Subaru Trailseeker.

Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 7 in the Mercedes-Benz GLB and 8 in the Subaru Trailseeker.

Charging Times

How long each takes to charge — from a household power point to ultra-rapid DC — estimated from battery size and max charge rates.

How long to charge

77.4kWh usable

Public DC

50kW charger · 0–80%

1h 14m

Ultra-rapid DC

up to 150kW · 0–80%

31 min

Estimates from usable battery size and the car's max charge rates (11kW AC, 150kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.

Feature Showdown

The Mercedes-Benz GLB features a 10.3-inch touchscreen paired with a 10.3-inch digital dash, while the Subaru Trailseeker gets a 14-inch display and 7-inch instruments. Apple CarPlay and Android Auto are standard across both.

The Mercedes-Benz GLB stands out with power tailgate that you will not find on the Subaru Trailseeker. Which feature set matters more depends on your daily routine and priorities.

Drivetrain

The Mercedes-Benz GLB uses a Petrol producing 120kW and 270Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.4 seconds.

The Subaru Trailseeker responds with a Dual Electric Motor making 280kW and 536Nm, paired to a automatic driving all four wheels. It gets to 100km/h in 4.5 seconds.

The Subaru Trailseeker has the clear power advantage at 280kW vs 120kW. In the real-world sprint, the Subaru Trailseeker is 4.9s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.

Space & Comfort

The Mercedes-Benz GLB measures 4,634mm long on a 2,829mm wheelbase, 211mm shorter than the Subaru Trailseeker at 4,845mm (2,850mm wheelbase). The longer wheelbase on the Subaru Trailseeker generally means more rear legroom.

Boot space is 570L in the Mercedes-Benz GLB and 609L in the Subaru Trailseeker, giving the Subaru Trailseeker a 39L advantage. The Mercedes-Benz GLB seats 7 vs 5.

For towing, the Mercedes-Benz GLB leads with a 1,600kg braked capacity vs 1,588kg. That 12kg difference matters if you regularly hitch up.

Turning Circle

Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.

11.2m to 11.6m

TightestSubaru Trailseeker AWDTightest turn at 11.2m, easiest U-turns and carparks
Subaru Trailseeker AWD
11.2mTighter
Best
Mercedes-Benz GLB GLB200
11.6m
Worst
Mercedes-Benz GLB GLB200
11.6m · Average

Based on 11.6m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways
Subaru Trailseeker AWD
11.2m · Average

Based on 11.2m turning circle:

  • U-turn on standard street (7m+ wide)
  • Standard parking bay
  • Tight carparks
  • Narrow laneways

Turning circle ratings

Under 10m, Excellent
10 to 11m, Good
11 to 12m, Average
Over 12m, Large
Compare U-turns side by side

Turning Circle · U-turn compare

kerb-to-kerb, 2 cars
Tap to add/remove
TightestSubaru TrailseekerTightest turn at 11.2m, needs the least road to swing around
Mercedes-Benz GLB11.6 m
Average△ 3-point
Subaru TrailseekerTightest11.2 m
Average△ 3-point
Scrub the turn

0 of 2 clear a 7.0 m street in one sweep

Green cars complete the U-turn; amber need a 3-point turn. Drag the slider to test tighter streets.

Under 10 m · Excellent 10–11 m · Good 11–12 m · Average Over 12 m · Large

Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.

True Cost to Own

Running cost data is not yet available for both models. We will update when figures are confirmed.

Warranty: 5 years / 999,999km (Mercedes-Benz GLB) vs 5 years / 999,999km (Subaru Trailseeker). Both match on warranty length.

Who Should Buy Which?

Buy the Mercedes-Benz GLB if: You want the lower entry price, need stronger towing, or prefer Mercedes-Benz's approach to design and ownership experience.

Buy the Subaru Trailseeker if: You prioritise performance, need more boot space, or prefer Subaru's approach to design and ownership experience.

The Verdict

The Subaru Trailseeker takes 3 of 5 key spec categories. If boot space matters, the Subaru Trailseeker has a clear edge. The best pick depends on what you value most. Explore the full specs for each model below.

Common questions

Which is cheapest, Mercedes-Benz GLB and Subaru Trailseeker?

The Mercedes-Benz GLB is the cheapest at $63,900 before on-road costs. That undercuts the Subaru Trailseeker by $90.

Which is the most fuel-efficient?

The Mercedes-Benz GLB uses the least fuel at 7.5L/100km on the combined cycle.

Which is safest?

They are evenly matched — Mercedes-Benz GLB and Subaru Trailseeker all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.

Which has the most boot space?

The Subaru Trailseeker has the largest boot at 609L.

Which can tow the most?

The Mercedes-Benz GLB has the highest braked towing capacity at 1,600kg.

Which is the most powerful?

The Subaru Trailseeker makes the most power at 280kW. The Subaru Trailseeker is quickest to 100km/h in 4.5s.

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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.

Auto-generated from CarSorted's specification data · 20 April 2026

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