BMW 645Ci 2005: Power, Luxury, and Timeless Design

In the mid-2000s, BMW solidified its reputation for combining driving precision with opulent luxury through the 645Ci—especially the 2005 model, a benchmark of German engineering and timeless style.

The 2005 BMW 645Ci stands as a pinnacle of executive luxury sedans, delivering a potent inline-six engine paired with refined handling and opulent interiors. Featuring a 420-horsepower V8 in later editions, this model balances raw performance with understated elegance, making it a favorite among discerning drivers who value both speed and sophistication.

With its fluid lines and signature kidney grilles, the 645Ci 2005 exudes classic BMW design language. The cabin blends premium materials—leather, wood, and brushed metal—with intuitive technology, creating a serene yet powerful environment. Ambient lighting and thoughtful ergonomics elevate comfort, making long drives feel effortless and luxurious.

Engineered for responsiveness, the 645Ci 2005 offers a crisp, balanced drive with precise steering and refined suspension tuning. Whether cruising on highways or navigating city streets, its powertrain delivers confidence and poise, proving that luxury and performance can coexist seamlessly.

The 2005 BMW 645Ci remains a timeless favorite for collectors and enthusiasts alike. Its enduring appeal lies in its perfect fusion of elegance, power, and precision. For those seeking a vehicle that delivers both presence and pleasure, this classic remains unmatched.

Research the 2005 BMW 645 at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory. Find the best used 2005 BMW 6 Series 645Ci near you. Every used car for sale comes with a free CARFAX Report.

We have 12 2005 BMW 6 Series 645Ci vehicles for sale that are reported accident free, 1 1-Owner cars, and 15 personal use cars. A 2005 BMW 6 Series 645Ci Coupe 2D has depreciated $1,932 or 27% in the last 3 years and has a current resale value of $5,150 and trade-in value of $4,825. Save money on one of 58 used BMW 6 Series 645Cis near you.

Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. Test drive Used 2005 BMW 645Ci at home from the top dealers in your area. Search from 20 Used BMW 645Ci cars for sale, including a 2005 BMW 645Ci Convertible and a 2005 BMW 645Ci Coupe ranging in price from $5,500 to $13,545.

Bid for the chance to own a No Reserve: 18k-Mile 2005 BMW 645Ci Convertible at auction with Bring a Trailer, the home of the best vintage and classic cars online. Lot #227,381. Discover key facts about the 2005 BMW 645Ci, including reliability ratings, comparisons, and owner insights.

Browse the best January 2026 deals on 2005 BMW 6 Series vehicles for sale. Save $5,500 this January on a 2005 BMW 6 Series on CarGurus. Edmunds' expert review of the Used 2005 BMW 6 Series provides the latest look at trim-level features and specs, performance, safety, and comfort.

At Edmunds we drive every car we review. Explore the BMW E63 6 Series Coupe 645Ci 2004, 2005 detailed specs, including 0-60 mph times, horsepower, and handling data. Get all the Info.