Road test of the new Vespa GTS 310 Super Sport 2026: top speed, real-world fuel economy, and an unfiltered analysis to determine if it is truly worth the investment.

Enough with copy-and-paste press releases lifted straight from official PR portals, where every new scooter is painted as an absolute masterpiece, comfortable as a cloud, and devoid of flaws. The new Vespa GTS 310 Super Sport 2026 arrives on the market with the heavy task of inheriting the legacy of the old 300, relying on a displacement increase to deliver more punch.

Does Pontedera’s iconic flagship—idolyzed by brand loyalists and feared by Asian competitors thanks to its unfading monocoque steel body—still make logical sense today, considering its premium price list and historic quirks?

We thrashed it through killer potholes, metropolitan gridlock, highway connectors, and hill climbs. Below is our unfiltered analysis: what works brilliantly and, above all, what continues to frustrate daily commuters.

⚡ THE BOTTOM LINE IN 3 LINES (For those in a rush)

The New 310 Engine: Noticeably punchier in the mid-range and rapid off the line, with power delivery that completely erases the low-end flat spots of the previous generation.

Real-World Fuel Economy: Remarkably frugal for its displacement, settling reliably around 25–26 km/liter (~3.8 l/100 km / 60 mpg US) in real mixed use.

Chronic Flaws: The harsh, wooden rear suspension response over city potholes and the wide seat contour for shorter riders remain completely unchanged.

1. Build Quality: The Steel Monocoque Beats Everyone (But Weight Is Felt)

Structurally, the GTS 310 still plays in an exclusive league. The load-bearing steel chassis delivers torsional rigidity that scooters with tubular frames and plastic body panels can only dream of. Assembly is meticulous, paint finishes are deep, and handlebar switchgear offers a premium tactile feel.

The flip side: this solid metal structure takes its toll when maneuvering the scooter while parked or shuffling through tight traffic, where mass inertia becomes obvious. Furthermore, mind the bodywork: the metal skin is unforgiving, and repairing a dented steel panel costs a fortune compared to simply swapping out a plastic fairing panel on a Japanese rival.

2. On the Road: Performance, Top Speed, and Real Fuel Mileage

The Euro 5+ 310 cc single-cylinder engine doesn't chase pub-talk numbers; it delivers real substance. Acceleration from 0 to 50 km/h is instantaneous—perfect for vaporizing traffic at stoplights—while punch between 70 and 100 km/h guarantees safe overtaking on secondary roads.

Real Top Speed: In our GPS-instrumented testing, the GTS 310 reached a verified real top speed of approximately 140 km/h (with a slightly optimistic speedometer). Ideal highway cruising sits comfortably at 110–120 km/h, a range where the single-cylinder works smoothly without annoying vibrations.

Real Fuel Economy: Here lies the brightest highlight. In mixed urban and extra-urban commuting, the recorded average settles around 26 km/liter, rarely dipping below 24 km/l even under heavy throttle use. Riding with a gentle wrist, achieving 30 km/l is easily within reach.

3. Suspension and Comfort: The Unchanging Achilles' Heel

While engine performance and top-end extension impress, the suspension department continues to divide opinions. The single-sided front trailing arm received hydraulic damping refinements to minimize nose-dive and add stability through fast sweeping bends. However, at the rear, the twin shock absorbers remain stiff, harsh, and unforgiving over city pavement flaws.

Tackling urban cobblestones or raised manhole covers transmits sharp jolts directly to the spine of rider and passenger alike, clashing with the "touring" spirit of the machine. It is the price to pay for high-speed chassis stability, but in daily city commuting, it proves tiring. Compounding this is a wide seat profile that forces riders under 1.60 m (5'3") to balance on tiptoes at stops.

The Unfiltered Crazywheels.it Verdict

"Does the Vespa GTS 310 Super Sport still make logical sense? Yes, if you demand a iconic design object finished like no other, featuring a mature engine and pre-owned value retention that Asian and Japanese rivals can only dream of. No, if you seek plush suspension comfort over rough city streets or a budget-friendly commuter. Vespa has never been a rational purchase: it is an expensive indulgence, but this 310 represents the finest incarnation of the legend ever to roll out of Pontedera."

Frequently Asked Questions (FAQ)

Q: How fast does the Vespa GTS 310 actually go on the highway?

A: Verified real top speed reaches approximately 140 km/h, with a relaxed, ideal highway cruising sweet spot between 110 and 120 km/h.

Q: Has fuel economy worsened compared to the old 300 engine?

A: No, quite the opposite. Despite the displacement increase and punchier throttle response, the efficiency of the new Euro 5+ engine delivers excellent real-world averages near 26 km/l in mixed conditions.

Q: What chronic flaws continue to annoy daily riders?

A: The harsh rear shock absorber response over urban potholes and the wide seat contour for shorter riders remain the unresolved historic limits of the GTS platform.