Hybrid Wars! - Toyota Prius Vs Honda Insight - Part 1

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While the i3 and i8 share the LifeDrive architectural philosophy, the cars differ in execution. That’s because the i3 is fully electric, while this i8 is a plug-in hybrid, so its Drive component is actually split in two, with an electric motor at the front axle and a gas engine at the rear. Unlike the i3, which situates its batteries below the passenger compartment, the i8’s lithium-ion cells are actually part of the Life module, stacked through a central tunnel that might house a transmission and driveshaft in a conventional car. Arranging them this way allowed BMW’s engineers to achieve yet another claim of perfect 50/50 weight distribution, thereby preserving peace in the city of Munich. As in the i3, the i8’s Drive components are largely crafted of aluminum, while the Life module uses a carbon-fiber-reinforced plastic monocoque. Using so much lightweight material essentially cancels out the added weight of the heavy electric drive components, thereby allowing the car to weigh less than 3300 pounds, according to BMW. The rigidity imparted by the carbon fiber also allows for long, dramatic doors that ease access to the two small rear seats, and is a boon to crashworthiness, too.
While most other so-called “through-the-road” hybrids (meaning the propulsion systems each drive their own axle) are based on existing front-drive vehicles—meaning they add electric power to the rear wheels—BMW had the luxury of starting from scratch. Because most braking energy gathers at the front of the vehicle, the i8 has its electric motor up front for the sake of recapturing energy. The i8 uses a modified version of the i3's electric motor, with a peak output of 168 hp and 184 lb-ft of torque. It’s fed juice, of course, by those lithium-ions, which take about two hours to charge and return 20 miles of all-electric driving.
Thanks to: Car and Driver
BMW has been hyping up its “Megacity Vehicle” for a couple of years now, and despite teasers about innovative tech features and full carbon-fiber body structures, we’ve withheld judgment, even when we spied one in the wild over the winter. But as of now, the shroud of mystery has been lifted about all the details except how the thing actually drives. Like a BMW? Like nothing before it? Maybe both?
The i3’s story begins with its LifeDrive architecture. According to BMW, experience with the Mini E and BMW ActiveE (the electric 1-series coupe) has proven that creating an electric car out of a structure designed to house an internal-combustion engine results in wasteful excess weight and imperfect packaging. As a result, the i3 (as well as the i8 sports car also being announced now) is made up of two separate modules. The “Drive” portion houses a large array of lithium-ion batteries, plus the suspension, transmission, and electric motor. For a low center of gravity, all of these heavy components are low to the ground, with the batteries spread within the wheelbase for optimal handling. The main structure is all aluminum, with an additional aluminum barrier around the batteries for crashworthiness.
The “Life” module sits atop the drive components and houses passengers and luggage. As BMW has already announced, this structure consists of carbon-fiber reinforced plastic, or CFRP, a first for any vehicle this side of a few exotic supercars. While the aluminum Drive module weighs 30 percent less than a similar steel structure, the weight reduction in the CFRP Life module is closer to 50 percent. As a whole, the i3 weighs in at 2756 pounds, according to BMW. When speaking about the safety of CFRP, the company points to Formula 1 cockpits as proof of security. While metals require large crumple zones, carbon can be designed with special deformation elements that result in large amounts of energy being consumed in a very small space. A further benefit of the LifeDrive architecture is the deletion of a driveshaft tunnel, allowing more space to be dedicated to the cabin. BMW says each set of seats (front and rear) is connected so that every passenger can leave from one side in a tight parking space, but we think someone at the company just really digs bench seats. There’s approximately seven cubic feet of space left over in the rear for luggage, as well as a small compartment up front where the gas engine would usually be for stowing a charging cord or other small items.
Back inside the Drive structure, the i3 uses an electric motor that’s 40 percent more compact than that of a Mini E, allowing it to fit right above the rear axle that it powers through a one-speed transmission. Yes, one speed. That means the car will never shift on its way up to a computer-limited top speed of 93 mph, which BMW has determined to be the point at which the batteries drain too quickly. The company says the i3 will run 0 to 62 mph in 7.9 seconds. In terms of passing power, accelerating from 50 to 75 mph should take just six seconds.
Peak power is 125 kW, or 168 hp, and 184 lb-ft of torque. Range is estimated at 80–100 miles, and a standard charge will take about six hours. With a special high-speed charger, the i3 is said to be capable of reaching an 80-percent charge in just an hour, meaning medium-range drives can be done with just a long coffee break in the middle. But wait, there’s more, as the infomercial folks might say.
Thanks to: Car and Driver
Mercedes will enter the premium small saloon market in late 2013 with a swoopy new Mercedes CLS-inspired car based on the upcoming front-drive B-class.
Called the Mercedes CLC, and pictured here testing for the first time in the US, the new four-door will also spawn an AMG model as an indirect successor to the classic 190E 2.5-16 Evolution II.
The CLC, codenamed C117, will use the long-wheelbase version of Mercedes’ new compact MFA platform that will also underpin the upcoming GLC off-roader (codenamed X156), as well as the new B-class (W426). A short-wheelbase iteration of the platform will be used for the rakish new A-class (W176).
Standard versions of the CLC will be offered in front-wheel drive, with selected models — including the AMG — coming equipped with four-wheel drive.
Turbocharged petrol engines include a 1.6 in 121bhp and 154bhp guises. There’s also a 207bhp 2.0, with 0-62mph performance of 7.0sec and a 145mph top speed. Diesels include a 1.8, in 108bhp and 134bhp forms, and a 2.1 with a choice of 168bhp or 201bhp.
The Volkswagen Golf R-rivalling CLC AMG will be powered by a twin-turbocharged 2.0-litre engine producing 296bhp. It will also have a dual-clutch gearbox, while other models get a six-speed manual gearbox as standard.
Thanks to: Autocar
Renault has released this first official image of the facelifted Renault Twingo, ahead of the car’s launch at the Frankfurt motor show
The front-end of the new Renault Twingo features a “stylistic renewal,” with big Nissan Juke-style fog lights and an enlarged and more vertically positioned Renault logo.
Renault describes the Twingo’s new look as in-keeping with the model’s “typically expressive front face.”
Under the bonnet, the biggest change to the range is likely to be the addition of Renault’s new 0.9-litre, three-cylinder petrol engine, first seen in Renault’s R-Space concept at the Geneva show earlier this year.
Thanks to: Autocar
We can see that the JX falls right in line with the rest of the Infiniti family, bearing a familiar resemblance to both the QX and FX. The grille reminds us of the larger QX, but it also takes after that on the Ethera concept shown earlier this year in Geneva. Headlamps are shaped like those used on the FX, but are a little less aggressive. Two lateral hood bulges leading into the A-pillar match the JX into the rest of the Infiniti lineup.
We’ll get a full look at the JX in the coming weeks, as Infiniti has told us that there will be a total of seven teaser shots before the JX Concept’s debut on August 18 at the Pebble Beach Concoursd’Elegance, and the production car’s unveiling this fall at the 2011 Los Angeles Auto Show.
Once it hits the marketplace, the JX will do battle with the Audi Q7, Mercedes-Benz GL-Class, Lexus’ long-rumored three-row crossover, and Cadillac’s forthcoming sub-Escalade crossover.
Thanks to: Motor Trend
Pricing is purely guesswork at this stage, but anything from 120,000rmb and rising with an eventual product launch date of early to mid 2012.
Thanks to: China Car Times
Our spies caught this re-styled model completely undisguised in France – and it's clear that the updated model has a very different look. At the front it gets Renault's new grille and headlight arrangement, with a larger, more prominent diamond badge, which was first revealed on the DeZir.
However, designers have controversially added a pair of prominent circular spotlights too. At the rear the tailights are split into two separate units.
Other changes are likely to include an updated cabin with higher quality trim, while engines will be carried over from the current car, but made more efficient thanks to tweaks to the car's electronics.
The range currently includes 1.2-litre petrol and 1.6-litre four-cylinder petrol engines. While the entry-level variant emits 119g/km of CO2, Renault will be striving to get the Twingo below 100g/km for road tax-free status. For more details click here.
Thanks to: Auto Express