Mercedes Benz S550 W221 [382Hp] - POV TEST Drive

Specifications for Mercedes-Benz S550 Long V8 (W221, 2007) — long-wheelbase version of the W221 S-Class sedan.

⚙️ Engine & Performance

Engine Type: 5.5 L V8 petrol, 32-valve DOHC
Displacement: 5,461 cc
Power Output: 382 hp (≈ 388 PS) @ 6,000 rpm
Torque: 391 lb-ft (≈ 530 Nm) @ 2,800–4,800 rpm
0–100 km/h (0–62 mph): ~5.4–5.6 s (manufacturer’s claim)
Top Speed: 250 km/h (electronically limited)

Transmission & Drivetrain

Transmission: 7-speed automatic transmission with manual mode.
Drive Type: Rear-wheel drive (RWD)

📏 Dimensions & Weight / Capacity

Body style: 4-door luxury sedan (long wheelbase “L” version)
Doors / Seating: 4 doors, seating for 5.
Wheelbase: 3,165 mm (long-wheelbase version)
Overall Length: ~5,210 mm (depending on trim and tyres) for W221 “long” variants.
Width: ~1,872 mm
Height: ~1,473 mm
Fuel Tank Capacity: 90 litres
Boot / Cargo Volume: ~462 L (~19.8 cu ft) in standard sedan layout.

🚗 Suspension, Brakes & Comfort

Front Suspension: Independent suspension (multi-link / wishbone depending on trim)
Rear Suspension: Independent multi-link suspension
Brakes: 4-wheel disc brakes, ventilated discs (front & rear)
Wheels / Tyres (typical): 18" aluminum wheels standard, optional larger alloys.

✅ Key Features & Notes

Long-wheelbase version — more rear legroom and luxury feel compared to standard.
Premium comfort: high-end interior finishes and typical S-Class luxury fittings (though equipment varies by trim/market).
A powerful V8 that balances performance and “luxo-car” smoothness, good for both highway cruising and spirited driving.

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0:00 - Intro & Walkaround
0:26 - Interior Overview
1:31 - Walkaround
1:55 - Engine Overview
2:19 - Casual Driving
7:25 - Cold Start
8:03 - 0 to 120 km/h
8:15 - The end.