When comparing high-end, luxury commuter vans and versatile workhorses, the Toyota HiAce Super GL and the Nissan Caravan NV350 Premium GX stand out as the undisputed kings of the segment. 

While both vehicles offer premium features that elevate them far above standard commercial vans, they have distinct differences in mechanical engineering, driving dynamics, and long-term ownership costs. 

In terms of engine and performance, the Toyota HiAce Super GL is typically powered by the legendary 1KD-FTV 3.0-liter turbo-diesel or the newer, highly efficient 1GD-FTV 2.8-litre turbo-diesel found in post-2017 models. 

This powertrain delivers robust low-end torque, effortless overtaking power and exceptional longevity under heavy loads. 

On the other hand, the Nissan Caravan Premium GX usually features the YD25DDTi 2.5-litre turbo-diesel or the newer, Mitsubishi-sourced 4N16 2.4-litre turbo-diesel. 

While smaller in displacement than the Toyota, Nissan utilises variable geometry turbochargers to deliver sharp acceleration and highly competitive power figures. 

This difference in engine size gives Nissan the upper hand in fuel consumption. 

Thanks to smaller engine displacements and highly optimised 5-speed or 7-speed automatic transmissions in newer models, the Caravan generally edges out the HiAce in fuel economy, averaging around 10 to 12 kilometres per liter depending on the load. 

While the Toyota HiAce closed the gap significantly when the 1GD-FTV 2.8-litre engine was introduced with a 6-speed automatic, older 3.0-litre 1KD models are notoriously thirsty when pushed, averaging a lower 9 to 11 kilometres per liter. 

When it comes to build quality and looks, the two vans appeal to different sensibilities. 

The Nissan Caravan Premium GX often wins the styling battle by featuring a more aggressive V-motion front grille, sharper LED headlight clusters and a sleek, modern silhouette that looks less like a commercial box and more like a private executive shuttle. 

The HiAce Super GL is iconic but undeniably boxier and more conservative. 

Regarding build quality, both feature excellent fit and finish with premium insulation, chrome accents and fully carpeted interiors, though the Hiace's interior materials tend to hold up slightly better against heavy wear and tear over a decade of use. 

The technology and interior features also showcase different manufacturer priorities. 

Conversely, the HiAce Super GL is well-equipped with dual-zone climate control, power-sliding doors and plush velour seating. 

Newer HiAce models do feature Toyota safety Sense, but on the secondhand market, Nissan generally offers more tech features for the price point. 

These features directly influence the driving experience and speed of both vans. 

The Toyota HiAce offers a commanding, planted driving position, feeling incredibly stable at highway speeds while the transmission shifts smoothly under load like a vehicle built to run forever without breaking a sweat. 

In contrast, the Nissan Caravan drives more like a large MPV or passenger car because the steering is lighter, the turning radius is exceptionally tight and the suspension setup is slightly softer, making it incredibly comfortable over uneven city roads. 

The paradigm shifts dramatically when analysing reliability, price and parts availability, especially depending on your region. 

The Toyota HiAce Super GL commands a massive premium and a high purchase price due to its badge reputation, but it offers unmatched resale value by retaining worth exceptionally well even with high mileage. 

Furthermore, HiAce parts are ubiquitous and available everywhere, from official dealerships to small local backstreet shops. 

The Nissan Caravan Premium GX is far more affordable, offering incredible value for money by being thousands of dollars cheaper than a similar-year HiAce, though it suffers from moderate depreciation and faster overall resale value loss. 

Nissan parts availability is generally moderate to good, but body panels and specific engine sensors can sometimes require a hunt or ordering online. 

Ultimately, the choice between the two depends on your specific needs. 

The Toyota HiAce Super GL is the ideal choice if you view the vehicle as a long-term investment or a commercial asset, plan to put hundreds of thousands of kilometers on the clock, need effortless parts sourcing anywhere and want to guarantee a high resale value because it remains the bulletproof king of reliability. 

However, the Nissan Caravan Premium GX is the superior choice if you want luxury and comfort without paying the steep Toyota tax. 

If you are using the vehicle for private family trips, executive airport transfers, or premium tourism, the Caravan offers a better ride, sharper looks and superior fuel economy for a significantly lower upfront purchase price.