Used 2023 Mercedes-Benz SL-Class for Sale nearNewark, NJ

How much does the 2023 Mercedes-Benz SL-Class cost?

Prices have held steady compared to this time last year, signaling a stable and predictable market for this model year.

There are 323 listings available, which gives you a modest amount of inventory to compare before you buy.

Is the 2023 Mercedes-Benz SL-Class a good car?

Yes — the 2023 Mercedes-Benz SL-Class earns a 5/5 user rating and a 7.33/10 expert rating. The standout strength is Safety at 10/10.

The SL-Class is aimed at buyers who want a statement-making roadster with premium materials, striking design, and a powerful engine. The trade-offs are real: the infotainment system is aggravating, fuel economy is poor, and cargo space is limited.

The market also shows 31.9% of listings as good or great deals, which suggests there are still some attractive opportunities if you shop carefully.

Is the 2023 Mercedes-Benz SL-Class reliable?

Owners rate it 5/5, a strong signal of long-term satisfaction.

The SL-Class is built around a premium, high-performance formula, and its expert evaluation points to a car that delivers strong power and a polished driving experience. The performance setup includes a hand-built twin-turbocharged 4.0-liter V8, all-wheel drive, and a nine-speed automatic transmission, which supports confident everyday use and serious pace when you want it.

The cost-effectiveness notes also point to a more value-conscious lineup than before, thanks to the addition of the SL 43. For used buyers, the main long-term ownership risk is that the car’s high-end complexity and luxury focus can make repairs and upkeep more demanding than on a simpler convertible.

What should I look for when buying a used 2023 Mercedes-Benz SL-Class?

Accident-free inventory is excellent at 93.8% — clean inventory, standard diligence applies.

You should still run a vehicle history report and prioritize a pre-purchase inspection, especially because this car’s technology-heavy cabin and convertible hardware can be expensive to sort out if something is off. Focus on the condition of the infotainment system, roof operation, and any signs that the car has been used hard or neglected.

Key things to evaluate:

• Trim level: The lineup includes the SL 43, SL 55, and SL 63, all in standard Touring trim, with Performance trim available for the SL 55 and SL 63. The base setup emphasizes style, premium materials, and a high-end cabin, while the more expensive versions add more performance-focused hardware and equipment.
• Powertrain: The SL 55 uses a hand-built, twin-turbocharged 4.0-liter V8 with 469 horsepower and 516 pound-feet of torque, paired with a nine-speed automatic transmission and all-wheel drive. It is described as very fast in aggressive modes and capable of strong real-world pace.
• Safety package: Standard safety equipment includes pop-up roll bars, Pre-Safe Sound, and 10 airbags. The Driver Assistance Package adds 13 more systems, including adaptive cruise control with lane-centering assist and lane-change assist, active emergency stop assist, and active braking for intersections, cross-traffic, and sudden congestion situations.
• Infotainment: The cabin uses a 12.3-inch digital instrument display and an 11.9-inch portrait touchscreen with MBUX, wireless Apple CarPlay and Android Auto, wireless smartphone charging, and a one-year Mercedes Me subscription. The system is feature-rich, but it is also touch-heavy and can be distracting.
• Fuel efficiency: The SL 55 averages 16 mpg in combined driving and returned 16.6 mpg on the test loop.

Which 2023 Mercedes-Benz SL-Class trim should I buy?

The 2023 Mercedes-Benz SL-Class is offered in 3 trim levels: SL 43, SL 55, SL 63.

Here's the short version:

• SL 43: This is the entry point and the value-oriented choice in the lineup, especially if you want the SL’s style and luxury without moving up to the more expensive performance-focused versions.
• SL 55: This is the best-value trim for most shoppers because it brings the hand-built twin-turbo V8, strong performance, and the core luxury experience without jumping all the way to the top of the range.
• SL 63: Choose this if you want the most performance-oriented version in the standard lineup and are willing to pay for the extra capability and equipment.

The Driver Assistance Package is a worthwhile safety option if you want more advanced driver-assistance features.

Is now a good time to buy a used 2023 Mercedes-Benz SL-Class?

This is a moderate buyer’s market, so you have some room to shop selectively without waiting for a dramatic price drop.

• Deal availability: 31.9% of listings are priced as good or great deals.
• Inventory: There are 323 listings available.
• Price trend: Prices have held steady compared with last year.
• Clean inventory: 93.8% of listings are accident-free.

If you find a listing below $86,464, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2023 Mercedes-Benz SL-Class's resale value?

The current average of $93,821 sits slightly above last year's $93,098.

That small increase suggests the market has remained steady rather than volatile, which is a good sign if you plan to sell later. A stable price pattern can help preserve value because buyers are not being pushed away by sharp depreciation or sudden swings.

The SL-Class also benefits from strong owner satisfaction, which can help sustain demand in the used market. Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Is the 2023 Mercedes-Benz SL-Class safe?

The 2023 Mercedes-Benz SL-Class earns a 10/10 safety score from our experts.

Standard safety equipment includes pop-up roll bars, Pre-Safe Sound, and 10 airbags. The Driver Assistance Package adds 13 additional systems, including adaptive cruise control with lane-centering assist and lane-change assist, active emergency stop assist, and active braking for intersections, cross-traffic, and sudden congestion situations.

The lane-keeping and lane-centering systems can feel less sure of themselves in brighter conditions, so you should pay attention to how the driver-assistance tech behaves during your test drive. The decisive lane-keeping behavior may be helpful when you need it, but it can also feel intrusive if it intervenes when you do not expect it.

Should I buy a 2023 Mercedes-Benz SL-Class or consider a different year?

If you're weighing the 2023 against nearby model years, here's how to think about it:

Choose the 2023 if:

• 31.9% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 93.8% — clean inventory, standard diligence applies.
• Price trend: Prices have held steady compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.
• This year benefits from the addition of the more affordable SL 43, which gives the lineup more value than last year.

The bottom line: If you want the strongest mix of value, satisfaction, and current-market stability, the 2023 is the smart pick. If you are especially price-sensitive, keep an eye on listings near the low end of the range and compare them carefully against nearby model years before you commit.

These recommendations are based on CarGurus' proprietary market data from October 20, 2026, CarGurus experts' opinions, and generative AI.