Land Rover Defender OCTA 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.
Mercedes-Benz GLB scores higher, 63 vs 55
Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.
Data checked: specs 1 Oct 2026, price 1 Oct 2026
Land Rover Defender OCTA
24 of 27 standard · no option data · 3 no dataFrom
$304,500
RRP, before on-road costs
- Body
- SUV
- Fuel type
- Petrol
- Engine
- 4.4L V8 Twin-Turbo Petrol Mild Hybrid
- Power
- 467kW
- Economy
- 13.1 L/100km
- Safety
- Not rated by ANCAP
- Boot (seats up)
- No data
Driva is an independent finance provider, not part of CarSorted. We aren't paid for this link.
Mercedes-Benz GLB
15 of 27 standard · no option data · 12 no dataPrice TBC
The manufacturer has not published an Australian price for this model yet.
- Body
- SUV
- Fuel type
- Petrol
- Engine
- No data
- Power
- 120kW
- Economy
- 7.5 L/100km
- Safety
- Not rated by ANCAP
- Boot (seats up)
- No data
Top CarSorted Score, 63 vs 55
Driva is an independent finance provider, not part of CarSorted. We aren't paid for this link.
Mercedes-Benz GLB: we're still completing price, length, width, height and wheelbase, plus 5 others.
A blank cell below means we don't have that figure, not that the car scores badly on it. We leave them empty rather than estimate, so any row where one car is blank isn't a like-for-like comparison yet.
$304,500RRP
- no option data for this car
No price
- no option data for this car
Printed option prices only. A pack is counted once and makes the figure a floor when it carries no printed price. Nothing is inferred from the other car.
Price and cost per week
Land Rover Defender OCTA OCTA
$304,500
RRP, before on-road costs. Checked 24 June 2026
No published drive-away price on our record.
About $1,385 a week in repayments ($304,500 RRP, before on-road costs; assumes $5,000 deposit, 5 yrs at 7.5% p.a.). An estimate, not a loan offer.
Mercedes-Benz GLB GLB 200
No price published
The manufacturer has not published an Australian price.
$71,429 drive-away in VIC, as published by Mercedes-Benz Australia
About $307 a week in repayments ($71,429 drive-away; assumes $5,000 deposit, 5 yrs at 7.5% p.a.). An estimate, not a loan offer.
On-road costs (stamp duty, registration, CTP and dealer delivery) depend on your state and the dealer; ask for a written drive-away price before you sign.
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Ways to buy
For the 2 cars on this page.
Finance
From ≈$307/wk(≈$1,331/mo)
Estimate on the Mercedes-Benz GLB at $71,429 drive-away; assumes $5,000 deposit, 5 yrs at 7.5% p.a. Not a quote or an offer of credit.
Compare real car-loan ratesDriva is an independent finance provider, not part of CarSorted. We aren't paid for this link.
Novated lease
Paid from pre-tax salary with the running costs inside the lease. What it comes to depends on your salary and the term.
Novated lease quoteWork out a lease on the Land Rover Defender OCTADriva is an independent finance provider, not part of CarSorted. We aren't paid for this link. Opens apply.driva.com.au in a new tab.
Safety Rundown
ANCAP's published record does not give the Land Rover Defender OCTA a rating. ANCAP's published record does not give the Mercedes-Benz GLB a rating. With no pair of ratings to compare, the active-safety features in the spec table above are the fairer comparison.
Driver assistance, as the manufacturer lists it
Driver assistance, system by system. We can confirm 7 of 10 key systems on the Land Rover Defender OCTA and 5 on the Mercedes-Benz GLB.
Swipe across. Tap a feature to see what it does and each car's source.
StandardOptional: printed price, +pack or NCO (no-cost)No, not offeredNo dataCounts beside each car use the same colours; ? is no option data.
From each manufacturer's Australian equipment list. No data means that car's document does not say. The drawings are our own illustrations of how each kind of system works.
Recalls on our record
Land Rover Defender OCTA
- REC-006645 · published 2 Jul 2026Driver airbag clock spring connector fretting corrosionYear range on the notice: 2019 - 2026
- REC-006642 · published 2 Jul 2026Due to a manufacturing defect, the connection to the driver’s airbag clock spring may corrode over time and lead to an increased resistance in the airbag circuit.Year range on the notice: 2019 - 2026
- REC-006638 · published 2 Jul 2026Due to a manufacturing defect, the front-end auxiliary drive belt idler pulley may over rotate and cause damage to the oil pressure and temperature sensor.Year range on the notice: 2024 - 2026
- 1 more on the model page.
Mercedes-Benz GLB
- REC-006695 · published 12 Aug 2026Nine model lines: door lock defect (campaign RC5219)Year range on the notice: 2018 - 2026
- REC-006158 · published 6 Nov 2024The tyres within this production range may not meet manufacturing specifications which may lead to deflation of the tyre.Year range on the notice: 2024
- REC-005949 · published 15 Apr 2024The electrical power steering control unit back-up software may not operate as intended.Year range on the notice: 2018 - 2024
- 8 more on the model page.
A recall covers the builds its notice lists, not every car of a model. Check your VIN at vehiclerecalls.gov.au.
Feature Showdown
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
The Land Rover Defender OCTA stands out with wireless Apple CarPlay/Android Auto, ventilated seats and Meridian audio — features our data doesn't list for the Mercedes-Benz GLB. The Mercedes-Benz GLB counters with Apple CarPlay and head-up display. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Land Rover Defender OCTA gets leather upholstery while the Mercedes-Benz GLB offers black artico man-made leather.
Equipment few rivals have, on either carShowHide
Drivetrain
The Land Rover Defender OCTA uses a 4.4L V8 Twin-Turbo Petrol Mild Hybrid producing 467kW and 750Nm of torque, sent through a 8-speed automatic to a AWD layout. It covers the 0-100km/h sprint in 4 seconds.
The Mercedes-Benz GLB lines up making 120kW, paired to a 8g-edct dual clutch transmission, 8-speed automatic driving the front wheels. It gets to 100km/h in 8.7 seconds.
The Land Rover Defender OCTA has the clear power advantage at 467kW vs 120kW. In the 0-100 sprint (manufacturer-claimed), the Land Rover Defender OCTA is 4.7s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Land Rover Defender OCTA turns in a 12.8 m circle, kerb to kerb; the Mercedes-Benz GLB's turning circle is not on our record.
Cost to own
At 15,000 km a year, fuel for the Land Rover Defender OCTA costs about $3,734 a year (13.1 L/100km) and fuel for the Mercedes-Benz GLB about $2,138 a year (7.5 L/100km), at $1.90 a litre and 32c a kWh. That is $1,596 a year less for the Mercedes-Benz GLB.
Warranty: 5 years / Unlimited (Land Rover Defender OCTA) and 5 years / Unlimited (Mercedes-Benz GLB).
Where each one leads
The Land Rover Defender OCTA: more power (467kW against 120kW).
The Mercedes-Benz GLB: lower fuel or energy costs on our assumptions ($2,138 a year against $3,734).
The Verdict
Mercedes-Benz GLB scores higher, 63 vs 55
The Mercedes-Benz GLB scores 63 to the Land Rover Defender OCTA's 55 on the CarSorted Score, and leads 1 of the 3 spec rows that separate them. The biggest gaps: performance (Land Rover Defender OCTA ahead by 53 points), fuel economy (Mercedes-Benz GLB ahead by 51 points), value (Mercedes-Benz GLB ahead by 32 points). At 15,000 km a year, fuel for the Mercedes-Benz GLB costs about $1,596 less (7.5 L/100km against 13.1 L/100km, at $1.90 a litre).
Ways to buy
For the 2 cars on this page.
Finance
From ≈$307/wk(≈$1,331/mo)
Estimate on the Mercedes-Benz GLB at $71,429 drive-away; assumes $5,000 deposit, 5 yrs at 7.5% p.a. Not a quote or an offer of credit.
Compare real car-loan ratesDriva is an independent finance provider, not part of CarSorted. We aren't paid for this link.
Novated lease
Paid from pre-tax salary with the running costs inside the lease. What it comes to depends on your salary and the term.
Novated lease quoteWork out a lease on the Land Rover Defender OCTADriva is an independent finance provider, not part of CarSorted. We aren't paid for this link. Opens apply.driva.com.au in a new tab.
Common questions
Which is cheapest, Land Rover Defender OCTA and Mercedes-Benz GLB?
The Land Rover Defender OCTA is the cheapest at $304,500 before on-road costs.
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?
ANCAP's published record does not give a rating to Land Rover Defender OCTA and Mercedes-Benz GLB, so there is no crash result to compare.
Which can tow the most?
The Land Rover Defender OCTA has the highest braked towing capacity at 3,500kg.
Which is the most powerful?
The Land Rover Defender OCTA makes the most power at 467kW. The Land Rover Defender OCTA is quickest to 100km/h in 4s.
Track the Land Rover Defender OCTA & Mercedes-Benz GLB
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How to read this page. Prices, specifications, ANCAP ratings, warranty, the CarSorted Score and the verdict come from our records for the grades shown, sourced from the manufacturers' Australian documents, and change when those records change; the date each was last checked is printed under the headline. Prices are recommended retail prices before on-road costs unless marked drive-away. A plug-in hybrid's fuel figure is labelled with its basis: with a full battery (the certified combined figure) or as a hybrid (battery depleted). Charging and running costs are estimates on the stated assumptions. Always confirm price and specification with the manufacturer or dealer before you buy. CarSorted does not accept payment for recommendations.
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