The Obed GVR vs. MMR: What's The Difference? Which Bike is For You?
The gravel bikes we create start with real riders: ourselves. We consider the routes we want to do, the races we want to win, and the big adventures we want to experience, then we work backward to design the bikes that will take us there. This is how we build our dream bikes.
We’re proud to introduce riders to the new generation of Obed gravel bikes, featuring two exciting models: the redesigned second-generation GVR and the all-new MMR, which we launched last year. Both bikes are built to conquer the world of gravel, but each takes a different approach. Let’s break down the key differences between the GVR and MMR, and explain which bike is right for you.
Intended Purpose
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GVR: Racing
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MMR: Adventure
The GVR racing at Transcordilleras.
The GVR is a gravel racing machine. From the get-go, we designed it to compete and succeed at tough world-class gravel races like UNBOUND Gravel or the Traka, which are known for high speeds and rugged gravel roads. It’s made to be capable and confidence-inspiring on rough terrain, but above all, it had to be FAST. Every design decision has been made in the name of speed.
The MMR isn’t slow by any means. Rather than racing, though, it is built with adventure in mind. That single distinction shapes nearly every design decision that follows. The MMR frame is more robust and designed to haul gear like a pack mule. It fits slightly bigger tires and has slightly more relaxed geometry (more on that in a bit) to handle bigger rides and rougher terrain.
Tire Clearance
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GVR: Up to 2.2" / 56mm
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MMR: Up to 2.25" / 57mm
It's worth noting that both the GVR and MMR can fit mountain bike tires. It’s still pretty rare, and few brands have TWO models with this sort of tire clearance. We’re bike geeks, and knew from the moment we started designing these bikes that they had to fit mountain bike tires. This gives riders the most options to optimize their tire setup for their terrain and goals.
The MMR has slightly more tire clearance than the GVR. Since aerodynamics and weight were lower concerns, we had a bit more freedom to make space for more rubber. This makes the MMR a slightly better choice if you want the widest tires possible for the roughest terrain. The GVR still has plenty of clearance, though, and most impressively, it achieves this clearance with a lightweight aero frame.
Key Frame Features
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GVR: Aero shaping and lightweight construction optimized for speed
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MMR: Rack and bag mounts plus internal downtube storage for hauling gear
The GVR features one of the widest and most aggressive aero downtubes seen on a modern gravel bike to capture and smooth as much airflow as possible coming off the wide front gravel tire to reduce drag. This is paired with a wide stance front fork that allows more air to flow cleanly around the front tire, and slightly dropped seatstays, which help shelter them from the wind.
The carbon lay-up is optimized to make the GVR frame one of the lightest on the market, and the frame is nearly 200 grams lighter than the MMR.
The MMR frame is a lot more straightforward. Its carbon lay-up is designed to be more robust to survive adventuring in the backcountry. The tube shapes maximize tire clearance and storage capacity. There are mounts so riders can add bikepacking bags and racks to carry more gear.
The biggest difference is the addition of an internal storage bay in the MMR’s downtube. This provides a handy place to carry spares and tools, and keep them easily accessible when loaded up with bags on big rides.
Another key difference to note is that the GVR frame uses fully integrated cable routing. The MMR uses integrated cable routing, but riders can request more traditional internal cable routing (cables don’t run through the handlebars or headset) using the custom bike builder.
Fork & Suspension Options
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GVR: Rigid Obed Race fork, DT Swiss F 132 ONE
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MMR: Rigid Obed Adventure fork, Cane Creek Invert CS, Fox Taper-Cast 32, DT Swiss F 132 ONE
Obed is one of the few brands where riders can order a bike with a suspension fork using our custom bike builder, and both the GVR and MMR are suspension-corrected to be compatible with modern 30-40mm gravel suspension forks. The key difference between the GVR and MMR is the fork options offered.
The GVR comes standard with the new, redesigned Obed Race fork, which has a wide stance for aerodynamics and increased fork offset for added agility. The only suspension fork option (for now) is the DT Swiss F 132 ONE, which provides clean internal cable routing and a remote lockout.
MMR comes standard with the Obed Adventure fork, which provides a traditional fork rake for stability and bikepacking mounts for extra cargo. It also has a wider range of suspension fork options: the Cane Creek Invert CS, Fox Taper-Cast 32, and DT Swiss F 132 ONE.
There’s also an option to spec the MMR with a Fox Transfer SL dropper seatpost to handle even gnarlier terrain.
Geometry
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GVR: More aggressive
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MMR: More relaxed
The GVR geometry was designed to provide a blend of stability and agility, purpose-built for high-speed control on rough terrain. For us, this represents the epitome of modern gravel racing geometry. It responds quickly to inputs and provides confidence while riding at the limit, which is what you need when you’re pinned during a race.
The MMR, on the other hand, has slightly more relaxed geometry. The handling is slower and more stable, and the riding position is more upright for all-day comfort on long-distance adventures. This endurance geometry helps keep you fresher when you’re doing long stints in the saddle across rough roads, day after day.
Which Bike is Right For You?
Choose the GVR if you're a gravel racer, or just the type of rider who chases speed and performance in most of your riding. If you’re someone who geeks out over aerodynamics, low weight, marginal gains, and optimization, this is the gravel bike for you. It’s a gravel weapon for hunting podiums and PRs.
Choose the MMR if you're a bikepacker, an adventure rider, or a racer eyeing ultra-distance events. If comfort and versatility matter as much as speed, the MMR was built with you in mind. It's a true do-it-all rig that can take on any road and any distance.
If you’re new to gravel, imagine your dream riding scenario. Are you dropping your fast friends, sprinting hard out of the saddle, and nabbing all your local Strava KOMs? The GVR is for you. Are you exploring roads that are off the map, riding past sunset, and taking a bit more time to admire the world around you? The MMR is for you. Either way, the right bike is the one that gets you out riding, and ultimately, that’s what we designed these bikes to do!