The Mercedes-Benz Citan benefits from a nippy and efficient diesel engine, a premium image and a good level of standard tech.

The Nissan X-Trail is an unpretentious entry in the bustling mid-sized SUV segment, and is worthy of consideration.

The combined output is rated at 457 horsepower and 790 Nm of torque—412 horsepower and 650 Nm of torque from the V6. Top ...