Colnago Y1Rs vs V5Rs: Which Colnago is Right for You?

Quick answer: The Colnago Y1Rs is a dedicated aero race bike built for maximum speed on flat and rolling terrain, favoured by sprinters and breakaway riders. The Colnago V5Rs is the lightest Colnago ever made, with a 685g frame, and a true all rounder that balances low weight with strong aerodynamics. It is the choice for climbing, all day racing and riders who want one bike for everything. If your priority is outright aero speed, choose the Y1Rs. If you want the best versatile race bike and lower weight, choose the V5Rs.

Colnago's two flagship race bikes, explained

Colnago currently builds two very different bikes at the top of its road race range, and they answer two different questions. Both are raced at the highest level by UAE Team Emirates, both use fully integrated cockpits and disc brakes, and both accept tyres up to 32mm. Yet they are engineered around opposite priorities.

The Y1Rs is Colnago's aero specialist. Everything about it is shaped to cut through the air. The V5Rs is Colnago's versatile flagship, the lightest frame the brand has ever produced, refined to be aerodynamic without carrying the weight penalty of a pure aero bike. This guide breaks down the real differences so you can pick the right one.

At a glance: Y1Rs vs V5Rs

Feature	Colnago Y1Rs	Colnago V5Rs
Bike type	Dedicated aero race bike	Lightweight versatile race bike
Best for	Sprinters, breakaways, flat and rolling speed	Climbing, GC racing, riding it all
Frame weight	Heavier, optimised for aero	685g, the lightest Colnago ever
Aerodynamics	Maximum, 19% smaller frontal area than the V4Rs	Excellent, 250 cm² frontal area, close to pure aero frames
Cockpit	CC.Y1 integrated bar with WYND technology	Integrated cockpit with CC.01 handlebars or other setups
Tyre clearance	Up to 32mm	Up to 32mm
Signature detail	Curved downtube, integrated bottle cages	Narrower head tube, new lighter fork
Raced by	UAE Team Emirates, UAE Team ADQ	UAE Team Emirates, UAE Team ADQ

Specifications reflect Colnago's published figures for the current models. Frame weights vary by size and paint.

Aerodynamics: the Y1Rs is built to defy the wind

The Y1Rs is Colnago's answer to the fastest, flattest races. It reduces its frontal area by 19% compared to the V4Rs, thanks to a curved downtube and the CC.Y1 integrated handlebar with WYND technology that smooths airflow across the front of the bike. Colnago's wind tunnel testing found the Y1Rs needs 20 fewer watts than the V4Rs to hold 50 km/h, a meaningful saving when you are driving a breakaway or contesting a bunch sprint.

The V5Rs is no slouch in the wind. Its frontal area measures 250 cm², which is 13% smaller than its predecessor the V4RS, and Colnago says its aerodynamic performance is close to the best dedicated aero frames. But the V5Rs achieves that while chasing a different goal: weight.

Verdict: For pure aerodynamic speed on flat and rolling roads, the Y1Rs wins. The V5Rs gets remarkably close for a versatile bike.

Weight: the V5Rs is the lightest Colnago ever

This is where the V5Rs pulls ahead. Its ready to paint frame weighs just 685 grams, making it the lightest frame Colnago has ever built, and the frame kit is 12.5% lighter than the previous generation. Colnago developed it with CFD simulation, 3D printed prototyping and wind tunnel validation to shed weight without losing stiffness.

The Y1Rs, by design, carries more material to hit its aero targets. The classic trade off: aero frames are faster on the flat but heavier on the climbs.

Verdict: If you ride in the hills or value a light, lively bike, the V5Rs is the clear pick.

Handling and ride feel

Both bikes are stiff, responsive race machines, but they express it differently. The Y1Rs adds roughly 3.5% more stiffness than the previous model for immediate power transfer in sprints, plus surprising comfort over distance for an aero bike. The V5Rs pairs its low weight with a new, lighter fork for sharper, more precise steering, the kind of agility that rewards you when the road turns upward or twists through a descent.

Who should buy the Colnago Y1Rs?

Choose the Y1Rs if you:

• Race or ride mostly on flat to rolling terrain
• Are a sprinter or like driving breakaways
• Want the fastest, most aerodynamic Colnago available
• Value integrated aero details like the WYND cockpit and integrated bottle cages
• Want the same bike Tadej Pogačar prefers

Who should buy the Colnago V5Rs?

Choose the V5Rs if you:

• Ride in the hills and appreciate a lightweight and aero bike
• Want the lightest possible Colnago
• Prefer one do everything race bike over a specialist
• Want the same platform Team UAE races, in its most versatile form

Frequently asked questions

Is the Colnago Y1Rs or V5Rs lighter? The V5Rs is significantly lighter. Its frame weighs 685g, the lightest Colnago ever built, while the Y1Rs is heavier because it prioritises aerodynamics.

Is the Y1Rs faster than the V5Rs? On flat and rolling terrain, yes. The Y1Rs is more aerodynamic and needs fewer watts to hold high speeds. On climbs, the lighter V5Rs typically has the edge.

Do the Y1Rs and V5Rs use the same components? Both are available with high end electronic groupsets such as SRAM Red and Force AXS, Shimano Dura-Ace and Ultegra Di2, and both come with premium carbon wheels. Each is offered as a complete bike or a frameset, and we can also custom build either to your preferred spec.

Can I buy the Colnago Y1Rs and V5Rs in Australia? Yes. We stock the current Colnago range in Australia shipping nation wide. 

Which Colnago does Tadej Pogačar ride? Pogačar and UAE Team Emirates race the V5Rs and Y1Rs during their world tour races. Tadej has historically preferred the more aero Y1RS model. 

The bottom line

There is no wrong answer. Both are among the best race bikes in the world. It comes down to your terrain and priorities. Pick the Y1Rs for maximum aero speed, or pick the V5Rs for the lightest, most versatile option.

Explore the full range: Shop all Colnago. Not sure which size or build is right? Our team can help you spec your Colnago. Get in touch with our experienced customer service team.