2006 MERCEDES-BENZ SL 5.5 SL500 Convertible 2dr Petrol 7G-Tronic (291 g/km, 382.68 bhp) — £12,950 Listing Review

Reviewed by Car-Search.ai | 12 June 2026 | Hartley, Longfield
£12,950
63,727 miles | Petrol | Automatic | Convertible
Listing Quality
45/100
Average
vs Market Average
+67%
Above Market
Value Retention
65/100
Slow Depreciation
Our Verdict
45 /100

This 2006 MERCEDES-BENZ SL 5.5 SL500 Convertible 2dr Petrol 7G-Tronic (291 g/km, 382.68 bhp) is listed at £12,950 by Westwood Car & Commercial Ltd in Hartley. It has 63,727 miles on the clock. At 67% above the market average of £7,776, this is priced on the higher side compared to 6 similar listings. Our depreciation analysis shows this vehicle is losing approximately £1,038/year in value. The listing quality is average — it could benefit from more photos or detailed specifications.

Year 2006
Make MERCEDES-BENZ
Model SL
Trim 5.5 SL500 Convertible 2dr Petrol 7G-Tronic (291 g/km, 382.68 bhp)
Body Style Convertible
Colour Black
Fuel Type Petrol
Gearbox Automatic
Mileage 63,727 miles
Engine 5.5L
Seats 2
CO2 291 g/km
Euro Status Euro 4
ULEZ Compliant Yes
All Features & Equipment (29)
Parktronic £605Keyless-Go £880Heated Multi-Function Steering Wheel £205Telephone Pre-Wiring/Hands Free Facility £430TV Tuner £735Total value of factory fitted extras £2,855Keyless-GoFull Service HistoryElectric windowsPowerfold Door MirrorsSelf-levelling Air SuspensionKeyless StartAutomatic HeadlightsElectric Steering ColumnCruise ControlFront & Rear Parking SensorsAlloy WheelsAir Conditioning - Automatic Dual Zone Climate ControlElectric Memory SeatsHeated SeatsFull Leather SeatsHeated Multi-Function Steering WheelTelephone Pre-Wiring/Hands Free FacilityTV TunerParktronicLeather (Sand)Green BlackMax loading weightkgMax roof loadkg
Above MarketListed at £12,950 vs market average of £7,776 (+67%)
Market Low
£3,985
Market Average
£7,776
Market High
£10,995
Comparables
6 listings

Based on 6 comparable MERCEDES-BENZ SL listings.

Age Depreciation
Strong Appreciation
£1,270/year
Mileage Impact
Moderate Depreciation
£1,154/5k mi
Combined (10k mi/yr)
Slow Depreciation
£1,038/yr
This Vehicle vs Model
Age-predicted: £9,169 (+£3,781)
Mileage-predicted: £12,956 (£-6)
Scenarios: 5k mi/yr £116/yr | 10k mi/yr £-1,038/yr | 15k mi/yr £-2,191/yr

Based on 104 comparable listings. Slopes from smoothed depreciation curves.

45
Overall Listing Quality
Average — some areas could be improved.
Information & Buyer Appeal
Does this listing give buyers enough information to make a decision?
24/25Good
Photos
25 photos
10/10
Features & key selling points
29 listed
8/8
Technical specifications
8 specs provided
6/7
Competitiveness
How well does this listing compete against similar vehicles for buyer attention?
21/25Good
Clear pricing
£12,950
8/8
Monthly payment shown
Not shown
0/4
Visual presentation
25 photos
5/5
Key selling points
29 features highlighted
4/4
Detailed specifications
8 specs provided
4/4
SEO Quality
Page HTML not captured — scores are estimated
0/25Poor
Page HTML
Not captured — cannot analyze
0/25
AI Discoverability
How findable is this listing by ChatGPT, Perplexity, Gemini, and other AI search engines?
0/25Poor
Page HTML
Not captured — cannot analyze
0/25
How our review page compares
This Car-Search.ai listing review page scores 95+/100 on all four categories. It includes Schema.org Vehicle + Review structured data, semantic HTML, per-page meta descriptions, Open Graph tags, canonical URLs, static HTML rendering, market analysis, depreciation vectors, and rich narrative content — fully accessible to Google, ChatGPT, Perplexity, and all AI search engines.

Independent review — we are not affiliated with the dealer.

View original listing at Westwood Car & Commercial Ltd →

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About the Dealer

Westwood Car & Commercial Ltd

Hartley, Longfield DA3 8EL