Mercedes-Benz S-Class vs BMW 7 Series
A detailed look at how two of Australia's most popular Sedans 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.

Mercedes-Benz S-Class
From $278,900
Sedan
Petrol
Petrol
280kW
8.4 L/100km
ANCAP: no data
510L

BMW 7 Series
From $279,900
Sedan
Petrol
Petrol
280kW
7.9 L/100km
ANCAP: no data
540L
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Price Breakdown
The Mercedes-Benz S-Class starts from $278,900 before on-road costs, while the BMW 7 Series opens at $279,900. That makes the Mercedes-Benz S-Class the more affordable entry point by $1,000.
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 $306,790 and $307,890 respectively.
Over 5 years, the running costs are nearly identical since both have similar efficiency.
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 Mercedes-Benz S-Class features a 12.8-inch touchscreen paired with a 12.3-inch digital dash, while the BMW 7 Series gets a 14.9-inch display and 12.3-inch instruments. Apple CarPlay and Android Auto are standard across both.
The Mercedes-Benz S-Class stands out with Burmester audio that you will not find on the BMW 7 Series. The BMW 7 Series counters with power tailgate and Harman Kardon audio. Which feature set matters more depends on your daily routine and priorities.
Interior trim differs: the Mercedes-Benz S-Class gets nappa leather upholstery while the BMW 7 Series offers vernasca leather.
Drivetrain
The Mercedes-Benz S-Class uses a Petrol producing 280kW and 500Nm of torque, sent through a automatic to a AWD layout. It covers the 0-100km/h sprint in 4.9 seconds.
The BMW 7 Series responds with a Petrol making 280kW and 540Nm, paired to a auto driving the rear wheels. It gets to 100km/h in 5.4 seconds.
Power output is identical on paper, so the difference comes down to tuning, weight distribution, and suspension. In the real-world sprint, the Mercedes-Benz S-Class is 0.5s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Mercedes-Benz S-Class measures 5,179mm long on a 3,106mm wheelbase, 212mm shorter than the BMW 7 Series at 5,391mm (3,215mm wheelbase). The longer wheelbase on the BMW 7 Series generally means more rear legroom.
Boot space is 510L in the Mercedes-Benz S-Class and 540L in the BMW 7 Series, giving the BMW 7 Series a 30L advantage.
For towing, the Mercedes-Benz S-Class leads with a 2,100kg braked capacity vs 2,000kg. That 100kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
12.0m to 12.5m
Based on 12.0m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 12.5m 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 $2,394/year for the Mercedes-Benz S-Class and $2,252/year for the BMW 7 Series. That is a $142 annual difference in favour of the BMW 7 Series.
Estimated annual total: $2,394 (Mercedes-Benz S-Class) vs $2,252 (BMW 7 Series). The BMW 7 Series saves you roughly $142 per year in total ownership costs. Use our Fuel Cost Calculator to estimate based on your driving.
Warranty: 5 years / 999,999km (Mercedes-Benz S-Class) vs 5 years / 999,999km (BMW 7 Series). Both match on warranty length.
Who Should Buy Which?
Buy the Mercedes-Benz S-Class if: You want the lower entry price, need stronger towing, or prefer Mercedes-Benz's approach to design and ownership experience.
Buy the BMW 7 Series if: You need more boot space, want lower running costs, or prefer BMW's approach to design and ownership experience.
The Verdict
The Mercedes-Benz S-Class takes 3 of 5 key spec categories and comes in at a lower price. The BMW 7 Series will save you roughly $142 a year in fuel. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Mercedes-Benz S-Class and BMW 7 Series?
The Mercedes-Benz S-Class is the cheapest at $278,900 before on-road costs. That undercuts the BMW 7 Series by $1,000.
Which is the most fuel-efficient?
The BMW 7 Series uses the least fuel at 7.9L/100km on the combined cycle.
What are the ANCAP safety ratings?
None of Mercedes-Benz S-Class and BMW 7 Series carry a published ANCAP rating yet — check back as they are tested.
Which has the most boot space?
The BMW 7 Series has the largest boot at 540L.
Which can tow the most?
The Mercedes-Benz S-Class has the highest braked towing capacity at 2,100kg.
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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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