Ineos Grenadier vs Mercedes-Benz GLB
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.

Ineos Grenadier
From $107,000
SUV
Diesel
Twin-turbo diesel
183kW
11.8 L/100km
ANCAP: no data
1255L

Mercedes-Benz GLB
From $63,900
SUV
Petrol
Petrol
120kW
7.5 L/100km
ANCAP: no data
570L
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Price Breakdown
The Ineos Grenadier starts from $107,000 before on-road costs, while the Mercedes-Benz GLB opens at $63,900. That makes the Mercedes-Benz GLB the more affordable entry point by $43,100.
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 $117,700 and $70,290 respectively.
Over 5 years, the running costs favour the Mercedes-Benz GLB by roughly $6,125 in fuel alone.
Safety Rundown
ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.
Feature Showdown
The Ineos Grenadier features a 12.3-inch touchscreen, while the Mercedes-Benz GLB gets a 10.3-inch display and 10.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Ineos Grenadier stands out with JBL audio that you will not find on the Mercedes-Benz GLB. The Mercedes-Benz GLB counters with wireless charging, power tailgate and ambient lighting. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Ineos Grenadier gets cloth upholstery while the Mercedes-Benz GLB offers synthetic leather.
Drivetrain
The Ineos Grenadier uses a Twin-turbo diesel producing 183kW and 550Nm of torque, sent through a automatic to a 4WD layout. It covers the 0-100km/h sprint in 9.8 seconds.
The Mercedes-Benz GLB responds with a Petrol making 120kW and 270Nm, paired to a automatic driving the front wheels. It gets to 100km/h in 9.4 seconds.
The Ineos Grenadier has the clear power advantage at 183kW vs 120kW. In the real-world sprint, the Mercedes-Benz GLB is 0.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Ineos Grenadier measures 4,895mm long on a 2,922mm wheelbase, 261mm longer than the Mercedes-Benz GLB at 4,634mm (2,829mm wheelbase). The longer wheelbase on the Ineos Grenadier generally means more rear legroom.
Boot space is 1255L in the Ineos Grenadier and 570L in the Mercedes-Benz GLB, giving the Ineos Grenadier a 685L advantage. The Mercedes-Benz GLB seats 7 vs 5.
For towing, the Ineos Grenadier leads with a 3,500kg braked capacity vs 1,600kg. That 1,900kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
11.6m to 13.5m
Based on 13.5m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 11.6m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Compare U-turns side by side
Turning Circle · U-turn compare
kerb-to-kerb, 2 cars0 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.
Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.
True Cost to Own
Based on 15,000km of annual driving, fuel costs roughly $3,363/year for the Ineos Grenadier and $2,138/year for the Mercedes-Benz GLB. That is a $1,225 annual difference in favour of the Mercedes-Benz GLB.
Estimated annual total: $3,363 (Ineos Grenadier) vs $2,138 (Mercedes-Benz GLB). The Mercedes-Benz GLB saves you roughly $1,225 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years (Ineos Grenadier) vs 5 years / 999,999km (Mercedes-Benz GLB). Both match on warranty length. Capped-price servicing: 5yr (Ineos Grenadier)—.
Who Should Buy Which?
Buy the Ineos Grenadier if: You prioritise performance, need more boot space, need stronger towing, or prefer Ineos's approach to design and ownership experience.
Buy the Mercedes-Benz GLB if: You want the lower entry price, want lower running costs, or prefer Mercedes-Benz's approach to design and ownership experience.
The Verdict
This is genuinely close. The Ineos Grenadier and Mercedes-Benz GLB trade blows across the spec sheet, and neither runs away with an outright win. The Mercedes-Benz GLB will save you roughly $1,225 a year in fuel. If boot space matters, the Ineos Grenadier 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, Ineos Grenadier and Mercedes-Benz GLB?
The Mercedes-Benz GLB is the cheapest at $63,900 before on-road costs. That undercuts the Ineos Grenadier by $43,100.
Which is the most fuel-efficient?
The Mercedes-Benz GLB uses the least fuel at 7.5L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Ineos Grenadier and Mercedes-Benz GLB carry a published ANCAP rating yet — check back as they are tested.
Which has the most boot space?
The Ineos Grenadier has the largest boot at 1255L.
Which can tow the most?
The Ineos Grenadier has the highest braked towing capacity at 3,500kg.
Which is the most powerful?
The Ineos Grenadier makes the most power at 183kW. The Mercedes-Benz GLB is quickest to 100km/h in 9.4s.
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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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