Infiniti is revamping its model line-up, coming out with the new Q50 model as a replacement for the prior G37 sedan.

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This new Q50 can be had as a hybrid, like the 2014 Q50S Hybrid model shown here.

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The Q50S Hybrid retains the G37's place as a premium sport sedan.

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Infiniti offers the Q50S Hybrid in rear- or all-wheel-drive configuration.

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LED headlights come standard on the hybrid model.

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Infiniti retains and refines its design cues, such as the dropped hood between the fenders.

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The small trunk lid hinges high for easy access.

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Trunk space is slightly compromised by the lithium-ion battery pack behind the rear seat.

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The hybrid drivetrain consists of a 3.5-liter V-6 engine and electric motor, with total output of 360 horsepower.

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Cameras in front of the rearview mirror enable driver assistance features.

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Infiniti did not neglect the interior styling for this update.

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Photo by: Wayne Cunningham/CNET

As a mid-size premium sedan, the rear seat passenger space is a bit cozy.

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Deep grain wood trim adorns the cabin.

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An innovative steer-by-wire system, which Infiniti calls Direct Adaptive Steering, comes standard on the Q50S Hybrid.

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Chassis Control is a combination of the steering system, suspension engineering, and corner braking feature.

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A seven-speed automatic transmission is the only gearbox available.

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This dial controls content on the car's upper LCD.

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The upper LCD primarily shows maps.

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The upper LCD can also show this surround view camera imagery.

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The lower touchscreen shows a variety of information, such as performance gauges.

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Typical for hybrids, a power flow animation shows how power is distributed around the car.

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Voice command employs a handy guide on the screen when activated.

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This default screen gives access to destination input and phone features.

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Typical phone features include contact list access and call history.

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With the Infiniti Connected app on a paired smartphone, drivers can access Google search and Facebook.

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Audio sources include USB, disc, Bluetooth streaming, HD radio, and satellite radio.

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Playing music from a Bluetooth-paired iPhone, the Q50S Hybrid gives full music library access.

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The Q50S Hybrid includes HD radio.

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Photo by: Wayne Cunningham/CNET
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