MOZA Wheelbase Comparison 2026: R5 Pro vs R9 V3 vs R12 V2 vs R16 Ultra vs R21 Ultra vs R25 Ultra

By Akash Badhok, Support Team Lead, Virtual Racing Hub
Updated October 2026

I got into sim racing a little over a year ago, and since then I have seen it grow rapidly among gamers, motorsport enthusiasts and professional drivers alike. At the centre of almost every simulator is the wheelbase, responsible for communicating everything from road texture and kerbs to tyre load, weight transfer and the forces you feel through a fast corner.

When people start comparing MOZA wheelbases, the conversation often comes down to one number: torque. The assumption is usually that 12Nm must be better than 9Nm, 16Nm must be better than 12Nm, and the 25Nm MOZA R25 Ultra must therefore be the best wheelbase in the range.

From my experience as VRH's Support Team Lead, it is not that simple. I have worked with MOZA wheelbases across different simulator builds, including installation, configuration, firmware updates, wheel and pedal changes, USB connection issues and hardware troubleshooting. I also use the hardware myself for sim racing.

In this MOZA wheelbase comparison, I am comparing the R5 Pro, R9 V3, R12 V2, R16 Ultra, R21 Ultra and R25 Ultra based on what actually changes as you move through the range, who each wheelbase makes sense for, and where I think spending more money genuinely improves the experience.

The goal is not to find the MOZA wheelbase with the biggest torque number. It is to find the one that makes the most sense for the simulator you are actually building.

Full disclosure: Virtual Racing Hub is an official MOZA Racing distributor in India and sells the products discussed in this article. My recommendations are based on the hardware I have personally used, installed and supported as VRH's Support Team Lead, not simply on which product sits higher in the range. Where I think a cheaper wheelbase makes more sense than stepping up, I have said so.

Quick Overview of the MOZA Wheelbase Range

Before comparing the models directly, it helps to understand where each wheelbase sits in the current MOZA range. The differences are not just about torque, but also about the type of driver and simulator each wheelbase makes sense for.

MOZA R5 Pro

At 6Nm, the MOZA R5 Pro is where I think MOZA starts becoming particularly interesting for someone getting into direct drive on PC. It gives you enough force to properly experience direct drive without requiring an extreme cockpit.

I would recommend it to a first-time direct drive user, a casual or intermediate sim racer, or someone who wants to keep enough of the budget available for other parts of the simulator.

MOZA R9 V3

The MOZA R9 V3 is the first real sweet spot in the range for me. At 9Nm, it moves comfortably beyond entry-level direct drive without becoming difficult to build around.

If someone tells me they want a serious home simulator but do not want to go overboard, the R9 is usually one of the first wheelbases I point them towards.

MOZA R12 V2

The MOZA R12 V2 is the model I think deserves the most attention from serious home users.

At 12Nm, there is enough headroom that I am not worried about the wheelbase immediately becoming the limiting factor, but we are still not at the point where the base starts dictating every other part of the simulator.

For a serious home setup, this is where I think the balance becomes very strong. I would rather recommend someone buy the R12 V2 and spend their next upgrade budget on pedals, displays or another part of the rig than immediately jump to a much higher-torque wheelbase.

MOZA R16 Ultra

The MOZA R16 Ultra is where the comparison changes because you are not simply moving to another wheelbase with more torque. You are also moving onto MOZA's newer Ultra hardware platform.

At 16Nm, I am no longer asking whether the wheelbase has enough power. I am asking whether the cockpit, pedals, mounting and rest of the simulator are good enough to take advantage of it.

MOZA R21 Ultra

At 21Nm of sustained torque, the MOZA R21 Ultra is aimed at users who deliberately want very strong force feedback and substantial headroom.

This is not a wheelbase I would recommend simply because someone has a larger budget. If I am spending on an R21 Ultra, I also want a rigid chassis, excellent pedals and a proper seating position.

MOZA R25 Ultra

The MOZA R25 Ultra sits at the top of the current range with 25Nm of sustained torque and MOZA's built-in true torque sensing technology.

For most home users, I would not start here. It makes more sense for someone deliberately building a flagship simulator, professional setup or commercial installation where the rest of the hardware is already being chosen to the same standard.

MOZA Wheelbase Comparison at a Glance

What Actually Changes as You Move Up the MOZA Range?

Torque is the most obvious difference between the MOZA wheelbases, but it is not the only one that matters.

As you move up the range, one of the biggest practical changes is headroom. A more powerful wheelbase can produce stronger forces without operating as close to its limit. This becomes useful when the simulator is asking it to produce heavy steering loads while still communicating smaller changes in grip and road detail.

That does not mean the experience improves in a straight line with the torque number. Moving from 6Nm to 9Nm can be a meaningful step. Moving from 21Nm to 25Nm is a very different kind of upgrade.

The hardware also changes as you move higher in the range. In particular, the R16 Ultra, R21 Ultra and R25 Ultra use MOZA's newer Ultra platform, including the high-density flat-wire motor and newer force feedback architecture. The R25 Ultra adds built-in true torque sensing.

Cooling and sustained performance also become more important when a wheelbase is expected to operate at higher torque for longer sessions.

From a support perspective, however, one of the biggest changes is what the wheelbase demands from the rest of the simulator.

An R5 Pro can work very well on a compact setup. The R9 benefits from something more solid. With the R12, I already want good rigidity. Once I am dealing with an R16 Ultra, R21 Ultra or R25 Ultra, the cockpit and mounting are no longer secondary considerations.

If the wheel deck flexes, the chassis moves or the seating position is unstable, part of what you feel through the wheel is coming from the rig moving rather than the simulated car.

That is why I would never choose between these wheelbases based on maximum torque alone.

MOZA R5 Pro vs R9 V3: Is the Upgrade Worth It?

The R5 Pro and R9 V3 are probably the two most relevant choices for someone buying their first serious direct drive setup.

The R5 Pro is already a substantial step up from entry-level gear-driven hardware. At 6Nm, it gives you the main benefits of direct drive: cleaner response, stronger force feedback and a much more immediate connection to what the car is doing.

It is also easy to build around. You do not need an extreme cockpit, and it works well for someone using a compact setup or trying to keep the overall simulator budget under control.

The R9 V3 is where I think the setup starts feeling more complete for someone who already knows they are serious about sim racing.

The extra torque is noticeable, but the bigger advantage for me is the additional headroom. You can run stronger force feedback without asking as much from the wheelbase, and there is more room to improve the rest of the simulator without immediately feeling that the wheelbase needs to be upgraded again.

If budget is the priority, I have no problem recommending the R5 Pro. It is a very capable first direct drive wheelbase.

If the budget allows and the driver already knows they are going to spend more time sim racing, I would personally step up to the R9 V3.

The type of user most likely to outgrow the R5 Pro is someone who starts racing more seriously, wants stronger force feedback or gradually upgrades the rest of the simulator around it.

MOZA R9 V3 vs R12 V2: Who Should Spend More?

The R9 V3 and R12 V2 are much closer than the torque numbers might suggest.

The R9 V3 is already enough for a very large number of home sim racers. At 9Nm, it gives you strong force feedback, useful headroom and a setup that is still relatively easy to build around.

The R12 V2 adds another step in strength and headroom, and the difference is noticeable. But I would not describe it as a completely different driving experience.

Where the R12 makes more sense to me is for someone who already knows they are building a serious long-term simulator. It gives you more room to run stronger force feedback without pushing the wheelbase as close to its limit, and it is less likely to become the first component you want to upgrade later.

If buying the R12 means compromising on your cockpit or pedals, I would rather recommend the R9 and build a better-balanced simulator around it.

If the rest of the setup is already good and the budget allows, I think the R12 V2 is worth stepping up to.

For me, the R9 V3 is the value sweet spot, while the R12 V2 is the stronger choice for a serious home setup.

MOZA R12 V2 vs R16 Ultra: More Than Just a Torque Upgrade

The jump from the R12 V2 to the R16 Ultra is different from the earlier steps in the range because you are not only getting more torque. You are also moving onto MOZA's newer Ultra platform.

The R16 Ultra uses a high-density flat-wire motor, ultra-low-cogging design, a 600MHz processor and MOZA's NexGen Force U1 force feedback system. It also delivers 16Nm of sustained torque.

For me, that makes it a different class of wheelbase rather than simply an R12 with another 4Nm added to it.

The R12 V2 is already powerful enough for most serious home sim racers and remains one of the strongest all-round choices in the range.

The R16 Ultra makes more sense for someone who wants a higher-performance setup and already has the cockpit, pedals and mounting to support it.

At this level, cockpit rigidity becomes much more important. If the wheel deck flexes or the chassis moves under load, some of the benefit of the stronger wheelbase is being lost.

So I would not upgrade from an R12 V2 to an R16 Ultra purely for the extra torque. The reason to step up is the combination of higher sustained output, the newer Ultra hardware platform and a simulator that is already good enough to take advantage of it.

MOZA R16 Ultra vs R21 Ultra: Do You Actually Need 21Nm?

The R16 Ultra and R21 Ultra are built on the same newer Ultra platform, so the decision between them is mainly about how much torque and headroom you actually want.

At 16Nm, the R16 Ultra already provides a very strong and physical force feedback experience. For most serious home users and competitive drivers, I think this is more than enough.

The R21 Ultra increases sustained torque to 21Nm. The additional headroom becomes useful if you deliberately run strong force feedback or want the base to reproduce heavy steering loads without approaching its limit.

But I would not choose the R21 simply because it has another 5Nm.

If I am spending on an R21 Ultra, I also want a rigid chassis, excellent pedals and a proper seating position so that the rest of the simulator can actually make use of it.

For me, the R16 Ultra is the more sensible choice for most people at this level. I would choose the R21 Ultra for a driver who specifically wants stronger steering forces, greater sustained headroom, or is building a professional or very advanced simulator.

If you are going to run both wheelbases at relatively moderate force feedback settings, I do not think the R21 automatically gives you a better driving experience.

MOZA R21 Ultra vs R25 Ultra: What Does the R25 Actually Add?

The difference between the R21 Ultra and R25 Ultra is not just another 4Nm of torque.

The R21 Ultra already gives you 21Nm of sustained torque, which is more than enough for most users. If you already have an R21 and run moderate force feedback, I would not upgrade to the R25 simply for the extra power.

What makes the R25 Ultra more interesting is its built-in true torque sensor, which measures torque output in real time. That makes it more than just a higher-torque version of the R21.

For me, the R25 makes the most sense when the entire simulator is being built at the same level. I would want a professional-grade cockpit, high-end pedals, a proper seating position and a setup that can actually make use of the additional capability.

For a serious home user, I think the R21 Ultra is already more than enough in most cases.

I would choose the R25 Ultra for a flagship home build, professional simulator or commercial setup where budget is less important than having the top-end MOZA hardware.

So the reason to choose the R25 is not simply that 25Nm is higher than 21Nm. It is the combination of additional headroom, true torque sensing and its position at the top of MOZA's current wheelbase range.

How Much Torque Do You Actually Need?

My recommendation depends much more on the driver and the rest of the simulator than on chasing a particular torque figure.

First Direct Drive Setup

For someone buying their first direct drive wheelbase, I think the R5 Pro is enough to properly experience what direct drive offers without forcing them into a much more expensive setup.

Casual Sim Racer

For a casual or regular home user, I would look at the R5 Pro or R9 V3. The R5 keeps the setup simple, while the R9 gives more headroom and is less likely to feel limiting if the user starts racing more seriously.

Serious Enthusiast

For a serious enthusiast, I think the R9 V3 and R12 V2 are the strongest choices in the range. Personally, I would lean towards the R12 if the cockpit and pedals are already good and the budget allows it.

Competitive Driver

For a competitive driver, I would start with the R12 V2. I would move to the R16 Ultra if the driver specifically wants stronger force feedback, more sustained headroom and already has a rigid simulator setup around it.

Professional or Commercial Setup

For professional or commercial simulators, the R16 Ultra, R21 Ultra and R25 Ultra make more sense depending on how the system will be used.

At this level, mounting, sustained use and the quality of the complete simulator matter just as much as maximum torque.

I do not think everyone needs to work their way towards 20Nm or more. For many users, improving the cockpit, pedals or displays will make a bigger difference than simply buying a stronger wheelbase.

What Cockpit Do You Need for Each MOZA Wheelbase?

Cockpit rigidity becomes increasingly important as you move up the MOZA range. A wheelbase can only perform as well as the structure holding it, and higher torque will expose flex much more quickly.

For a more detailed explanation of cockpit types, rigidity and what to look for before buying, read our complete sim racing cockpit buying guide. You can also browse our full sim racing cockpit collection.

R5 Pro

The R5 Pro is relatively easy to build around. A compact or foldable setup can work well, which is one of the reasons I like it for first-time direct drive users.

My pick here would be the VRH LITE 2.0. It keeps the overall setup compact without requiring someone to invest immediately in a full aluminium-profile cockpit.

R9 V3

With the R9 V3, I would move to a properly rigid cockpit. The extra torque is enough that I want the wheelbase mounted to something more substantial.

I would pair it with the VRH-1 Pro. It gives the R9 a solid aluminium-profile base while still keeping the overall simulator relatively straightforward.

R12 V2

At 12Nm, cockpit rigidity becomes much more important. I would not want the wheel deck or seating position moving when the force feedback loads up.

For the R12 V2, I would choose the Fanatec ClubSport GT Cockpit. It is the kind of rigid, permanent setup that makes sense once you are building around a serious direct drive wheelbase.

R16 Ultra

The R16 Ultra is where I would strongly favour a heavy-duty aluminium-profile cockpit. At this level, the cockpit becomes just as important as the wheelbase itself.

My recommendation would be the VRH-2.0. This is the kind of chassis I would want before moving into 16Nm and above.

R21 Ultra

With the R21 Ultra, I want a very rigid chassis, secure wheelbase mounting and a seating position that does not move under load.

I would pair it with the Trak Racer Alpine Racing TRX Black. At 21Nm, I would rather over-spec the cockpit than compromise the feedback with chassis movement.

R25 Ultra

For the R25 Ultra, I would only use a cockpit designed around very high-torque direct drive hardware.

My pick would again be the Trak Racer Alpine Racing TRX Black. At this level, cockpit rigidity, mounting and seating stability are essential rather than optional.

The goal is not simply to make sure the cockpit does not break. I want the wheelbase, pedals and seat to remain stable relative to each other so that the feedback I feel is coming from the simulated car rather than from the rig moving around.

Common MOZA Setup and Support Issues We See

Working in support has changed the way I look at sim racing hardware. A specification sheet tells you what a wheelbase is capable of, but support shows you what happens once that wheelbase becomes part of a complete simulator.

Mounting and Cockpit Flex

One of the first things I check when someone is unhappy with the way their wheelbase feels is how it is mounted.

Loose mounting hardware, a flexible wheel deck or a cockpit that is not rigid enough can make good force feedback feel much worse than it should. This becomes increasingly important as you move from an R5 Pro or R9 V3 towards the R16 Ultra, R21 Ultra and R25 Ultra.

This is also why I do not like recommending a high-torque wheelbase without knowing what cockpit it is going on.

Firmware and MOZA Pit House

Firmware and software configuration are another regular part of supporting MOZA hardware. When a wheelbase, steering wheel or other connected device is not behaving correctly, I would check the software and firmware side before assuming there is a hardware failure.

Keeping the wheelbase and connected devices correctly recognised and updated in MOZA Pit House is especially important after changing hardware or updating a simulator setup.

USB Connection Issues

A modern simulator can have several USB devices connected at the same time: wheelbase, pedals, shifter, handbrake and other peripherals.

When we troubleshoot connection problems, we have to look at the complete USB setup rather than immediately assuming the wheelbase itself is faulty. Changing ports, cables or the way peripherals are connected can sometimes be part of the diagnosis.

Wheel and Pedal Compatibility

Compatibility questions are easier to solve before the customer buys the hardware than afterwards.

I always want to know which steering wheel, pedals and other peripherals the customer plans to use, how they will be connected and what platform the simulator is running on.

The wheelbase should be chosen as part of an ecosystem rather than as an isolated product.

Buying More Torque Than the Rig Needs

Another issue I see is customers focusing too much on maximum torque.

Buying a 21Nm or 25Nm wheelbase does not automatically improve the simulator if the cockpit, pedals or mounting are still the weak points in the setup.

I would rather see someone using a properly mounted R9 V3 or R12 V2 with good pedals and a rigid cockpit than spending most of the budget on the wheelbase and compromising everything around it.

Who Should Not Buy the Higher Torque MOZA Wheelbases?

I do not think the R16 Ultra, R21 Ultra or R25 Ultra should be treated as automatic upgrades just because they sit higher in the range.

If you are still using a flexible cockpit, basic pedals or a temporary mounting solution, I would improve those parts of the simulator first. A higher-torque wheelbase can expose weaknesses in the rest of the setup rather than fix them.

I would also not recommend the higher-torque models to someone who prefers relatively light force feedback. If you are never going to use the additional torque or headroom, there may be very little practical benefit in paying for it.

The same applies to someone buying purely for future-proofing. I would rather see a balanced simulator built around an R9 V3 or R12 V2 than an R21 Ultra or R25 Ultra paired with a cockpit and pedals that cannot match it.

If the rest of your setup still needs work, it may make more sense to look at sim racing cockpits or sim racing pedals before spending more on the wheelbase.

The higher-torque models make sense when you already know why you want them: stronger steering forces, more sustained headroom, a professional or commercial application, or a complete high-end simulator build.

Final Recommendation: Which MOZA Wheelbase Should You Buy?

After using and supporting MOZA wheelbases across different simulator setups, my main takeaway is that more torque does not automatically mean a better sim racing experience.

The R5 Pro is a strong starting point for someone moving into direct drive. The R9 V3 is where I think the value becomes particularly strong, while the R12 V2 is my preferred choice for a serious long-term home simulator.

The R16 Ultra makes sense once the rest of the simulator is already at a high level and you genuinely want stronger force feedback and more headroom.

The R21 Ultra and R25 Ultra are better suited to users who specifically want very high torque, professional-level hardware or a complete flagship build.

Ultimately, I would choose the wheelbase that suits the entire simulator rather than simply buying the biggest torque number available.

A well-balanced setup with the right wheelbase, rigid cockpit and good pedals will usually give you a better overall experience than spending most of the budget on the wheelbase alone.

You can compare the current direct drive wheelbases available at Virtual Racing Hub or browse the complete MOZA Racing range.

About the Author

Akash Badhok is the Support Team Lead at Virtual Racing Hub. He works directly with sim racing hardware across installation, configuration, troubleshooting and after-sales support, with hands-on experience across the MOZA wheelbase range and a variety of cockpit, steering wheel and pedal setups.

His recommendations are based on both personal sim racing use and the real-world setup, compatibility, upgrade and support issues he regularly sees while working with customers at VRH.

Explore more sim racing hardware and complete simulator setups at Virtual Racing Hub.