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What’s the Difference the Between Manx GP and the Isle of Man TT?

31 July 2026 By Isle of Man Steam Packet Co.
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Coming to the Isle of Man to see a motorsport is a dream for many enthusiasts, but if you’re just learning about motorsports, you’ve likely come across both the Isle of Man TT (Tourist Trophy) and the Manx Grand Prix (MGP). At first glance, they might seem identical: both events feature road racers tackling the iconic 37.73-mile Snaefell Mountain Course at breathtaking speeds.

But if you ask any seasoned visitor or local enthusiast, they’ll tell you that the two events offer very different experiences. From the types of bikes on the grid to the overall tempo of the island, here’s everything you need to know to decide which event (or both) belongs on your bucket list.

What is the Manx Grand Prix?

While the Isle of Man TT often grabs the global headlines, the Manx Grand Prix is an exciting event on the road racing calendar in its own right.

Origins as an amateur alternative

First held in 1923, the Manx Grand Prix was originally established as the "Manx Amateur Motorcycle Races". It was created specifically to provide amateur riders and enthusiastic road racers with a chance to take on the world-famous Mountain Course without having to compete directly against the elite, factory-backed professional teams of the TT.

Over the years, the MGP became the ultimate proving ground for motorcyclists around the world. Countless road racing legends, including the likes of Carl Fogarty, Joey Dunlop, and Phillip McCallen, honed their skills around the Isle of Man at the Manx GP before stepping up to dominate the TT.

Today, it still holds that fundamental spirit, blending grassroots passion with high-speed competitive racing.

Focus on classic and modern machinery without sidecars

The modern Manx GP lineup is a dream for motorcycle purists. The event focuses on a mix of modern machinery and classic, historical bikes. You’ll see everything from lightweight two-strokes and classic 1970s superbikes to modern Twins and Supersport machinery roaring through the island's villages.

Unlike the TT, however, the Manx GP does not feature sidecar races, keeping the focus entirely on solo riders on two wheels.

Event structure, qualifying and race days

The event typically spans around nine days in August each year. The first week is dedicated to afternoon and evening qualifying sessions, giving riders plenty of track time to test and fine-tune their bikes. This leads directly into an action-packed race weekend, featuring dedicated feature races across the different classic and modern classes. 

Manx GP vs TT: The Key Differences

To help you understand how the two events compare, here’s a breakdown of their main differences:

Feature

Isle of Man TT

Manx Grand Prix

Primary focus

Elite world-class professionals and factory teams

Up-and-coming talent, amateurs and classic bikes

Typical timing

Late May to early June

August

Duration

2 weeks

9 days

Machine classes

Superbike, Superstock, Supersport, Supertwin, Sidecar

Classic Superbike, Senior/Junior Classic, Modern Lightweight/Supertwin

Atmosphere

Festival energy, massive crowds, high intensity

Relaxed, heritage-focused, intimate fan access

Dates, duration and typical time of year

The TT takes place during late spring, kicking off in late May and running through the first week of June. It is a full fortnight of action: one week of qualifying followed by a week of intense racing.

The Manx GP takes advantage of the late summer weather, running in August. Its shorter schedule makes it a popular choice for visitors looking for a slightly shorter getaway.

Rider profiles and bike classes

The TT attracts the biggest names in international road racing. It features ultra-fast, modern Superbikes capable of reaching average lap speeds well over 135 mph, as well as the fan-favourite 3-wheel sidecar outfits.

The Manx GP combines ambitious newcomers making their Mountain Course debuts with skilled veterans showcasing their vintage machinery.

Crowd sizes and atmosphere

The TT atmosphere tends to be electric, busy and vibrant. Tens of thousands of fans descend on the island from around the world. Expect packed grandstands, bustling pop-up fan zones, live music, and a true festival atmosphere.

The Manx GP is known for being laid-back, welcoming and intimate. While still drawing thousands of dedicated fans, the crowds are noticeably smaller. This makes it much easier to move around the course, grab a choice spectating spot on a hedge or pub garden, and chat with riders in the paddock. 

Getting to the Manx GP with Steam Packet

When visiting the Isle of Man for either the TT or Manx GP, travelling by ferry with the Isle of Man Steam Packet Company is one of your easiest options. Bringing your vehicle, whether it’s your own motorbike, a campervan, or a car packed with camping gear, gives you total freedom to explore the 37-mile course and sample various spectating spots throughout race week.

Booking for the TT: Due to incredible demand worldwide, TT ferry sailings often sell out up to a year in advance. You'll want to secure your spots as early as possible. 

Booking for the Manx GP: Because crowd levels are slightly lower, the Manx GP offers a far more late-booker-friendly alternative. While ferry space still fills up around the August Bank Holiday, it provides much greater flexibility if you're planning a trip on shorter notice. We also offer special day trips for foot passengers from Heysham so you can enjoy the GP without worrying about your car and parking.

Before you set off, be sure to check out the available sailing routes and times, explore flexible booking options, and keep an eye out for seasonal sailing offers. You can also keep up to date on your travel days via the live sailing status updates.