Alex Rins and Jack Miller supplied the clearest comparability between Yamaha’s new V4 prototype efficiency and present inline M1 efficiency throughout Monday’s Misano MotoGP take a look at.
Teammate Fabio Quartarraro spent the day within the V4, however Lyns accomplished 46 laps within the morning with the usual M1 and switched to the prototype at 34 laps within the afternoon.
The Spaniard recorded the perfect lap of 1M 31.571 on his inline race bike. 0.531S (See the desk under).
Evaluate time gaps with the highest – To enhance afternoon grip situations, Lyns was 0.857 seconds from Alex Marquez within the morning and 1.727 seconds from Pedroa Costa within the afternoon. 0.870 seconds.
“I am more than happy with how the bike works,” Rins, who received the 2023 COTA Grand Prix with the Honda V4, advised Motogp.com.
“That is true. It is a actually new undertaking that Yamaha invests quite a lot of time, and it was actually, actually nice that Yamaha riders have two bikes to check right here. I am very grateful for that.
“It wasn’t simple so I attempted to adapt to the bike. I solely rode it within the afternoon. General it was fairly constructive. I really feel just like the braking has been somewhat higher than the inline 4.
“We have been scuffling with quite a lot of issues and it is change into pure with the V4. Actually there’s quite a lot of room for enchancment. It is the second time I have been on observe with this bike. Like I mentioned, it is actually a brand new undertaking.
“It actually is completely different the subsequent time I trip my bike, that will likely be completely different, completely different components of the bike.
“I am very completely satisfied. And but, like I mentioned, there’s quite a lot of room for enhancing energy in lots of points, in lots of points. However they’re working so laborious and we’re in a great way.”

Jack Miller, 2025 Misano Take a look at
Jack Miller Lap Time Comparability
Lin was switched from inline to V4 on Monday, however Pramac’s Jack Miller went in the other way.
The Australians handed over to the Monster Yamaha Rider in Session 2 after beginning V4.
Miller set the V4 to 1M 32.635 (+1.921S) within the morning, enhancing it to 1M 31.660S (+1.286S) inline. That is the distinction in lap occasions 0.975S Variations in “Hole Time” 0.635Sjust like the Rins numbers.
“The engine character is sweet. I’ve that inertia and now I can work with that inertia,” Miller mentioned.
“Electronics require quite a lot of work. Clearly, after 20 years of working inline, neither the mapping or throttle management nor the digital aspect is absolutely appropriate.
“So it is an entire new means of development and enchancment each time you permit the storage. That is what it was immediately. Each time you permit the storage, it is gotten even higher.
“It takes no less than per week to try this, so we’re a great way. There is a traction space. The advantage of this V4 has mainly modified all the things in regards to the bike, however plainly Yamaha DNA, which has a tough chassis beneath you, continues to be there.
“This isn’t a motorcycle in Valencia from a chassis perspective, or one thing like that, in order the primary model, we’re within the ballpark.
“For me, it is 1.9 out of the morning tempo and Fabio is even nearer. That is not unhealthy. It is a good basis.”
V4 lap time comparability:
| rider | Greatest V4 Hours | Greatest inline time | distinction |
|---|---|---|---|
| Alex Lynz | 1M 32.101S | 1M 31.571S | +0.531S |
| Jack Miller | 1M 32.635S | 1M 31.660S | +0.975S |
V4 ‘Hole Time’ comparability (with the quickest rider):
| rider | V4 Hole | Inline hole | The distinction between V4 |
|---|---|---|---|
| Alex Lynz | +1.727S | +0.857S | +0.870S |
| Jack Miller | +1.921S | +1.286S | +0.635S |
In the meantime, Quartarraro mentioned he was too brilliant in regards to the new bike and could not really feel the true advantages of the Misano V4.
The French set the quickest V4 hours at 1m 31.598 within the afternoon, ending 18th on the full timesheet (+1.224S from Acosta).
Monday was the second time Quartararo, Miller and Rins tried out the V4 after their debut in a post-private race take a look at at Barcelona.
Take a look at rider Augusto Fernandez, who completed 14th in V4 on the San Marino Grand Prix on Sunday, will return for extra wildcard appearances at Sepang and Valencia.

