A jump from 41mm to 45mm is too significant in Apple terms
In the quiet days before Apple's annual autumn reveal, the rumor ecosystem has shifted its consensus on something as seemingly simple as size — a reminder that even the smallest measurements carry meaning in how technology fits into human lives. A leaker named Majin Bu has introduced a new prediction: the Apple Watch Series 10 will arrive in 42mm and 46mm, not the 45mm and 49mm variants that had been widely expected. Whether or not the claim proves accurate, it reflects Apple's long-standing philosophy of incremental change — a company that moves in millimeters, not leaps. Monday's event will close the speculation and return the conversation to fact.
- A last-minute leak has upended months of confident predictions, replacing expected 45mm and 49mm sizes with a more modest 42mm and 46mm forecast.
- The leaker behind the claim, Majin Bu, carries damaged credibility after recently circulating a fabricated Apple event invitation.
- An internal contradiction in the leak — screen protector images suggesting a flat display while the claim insists on curved — has deepened skepticism.
- Supporting evidence from earlier CAD render leaks quietly aligns with the 46mm figure, giving the claim just enough oxygen to survive scrutiny.
- The tech world sits in familiar pre-announcement limbo, with competing leakers and no clear consensus — resolution arrives Monday at Apple's iPhone 16 event.
With Apple's fall event just days away, the rumor surrounding the Apple Watch Series 10 has taken a late turn. For months, the prevailing expectation was that the new watch would jump to 45mm and 49mm sizes — a notable expansion from the current 41mm and 45mm lineup. Then leaker Majin Bu entered the conversation, claiming the actual sizes will be 42mm and 46mm, a far more modest shift that would keep the watch accessible to users with smaller wrists.
Majin Bu also suggested the Series 10 would retain a curved display and adopt the speaker design found on the Apple Watch Ultra. But the claim immediately ran into trouble: screen protector images the leaker shared appeared to show a flat surface, directly contradicting the curved display assertion. That inconsistency has made many observers skeptical of the entire prediction.
Still, the 42mm and 46mm story has an internal logic. Apple rarely makes dramatic hardware leaps, and a jump to 45mm and 49mm would have been unusually aggressive — potentially alienating users who prefer smaller wearables. The incremental step to 42mm and 46mm fits the company's typical cadence. A separate earlier leak featuring CAD render dimensions also quietly supports the 46mm figure, even if that report never stated it directly.
The credibility problem, however, is hard to ignore. Majin Bu recently shared what they claimed was an official Apple invitation that turned out to be fabricated — a significant miss that makes their current claims difficult to trust regardless of how plausible they sound. Apple will end the speculation on Monday when it takes the stage to unveil the iPhone 16 and the Series 10, finally replacing rumor with reality.
Apple's next smartwatch is about to arrive, and in the final days before the company's event on Monday, the rumor mill has shifted its prediction about what sizes the device will actually come in. For months, leakers had been confident that the Apple Watch Series 10 would jump to 45mm and 49mm—a significant step up from the current generation's 41mm and 45mm options. But this week, a leaker named Majin Bu has begun circulating claims that Apple will instead offer 42mm and 46mm variants, a much more modest change that would keep the watch accessible to people with smaller wrists.
Majin Bu, who has a spotty record with Apple predictions, posted on social media that the Series 10 will come in the smaller sizes while keeping the curved display design from previous models. The leaker also suggested the speaker design would shift to match the Apple Watch Ultra's approach. But there's already tension in these claims: screen protector images that Majin Bu shared appear to show a flat surface, which contradicts the assertion that the display will remain curved. That contradiction alone is enough to make anyone skeptical of the entire prediction.
Yet the 42mm and 46mm story has a certain logic to it. Apple has never been a company that makes dramatic leaps in hardware sizing. The jump from 41mm to 45mm would have been unusually aggressive by Apple's standards, and it would have effectively abandoned the market of people who prefer smaller wearables. A shift to 42mm and 46mm feels more in line with how the company typically evolves its products—incremental, thoughtful, and inclusive of the full range of wrist sizes. There's also a scrap of supporting evidence: an earlier leak that included CAD renders mentioned dimensions of 46 by 39.7 by 11.6 millimeters for one model, which aligns with a 46mm watch even if that report never explicitly said so.
The problem is that Majin Bu's credibility is already damaged. Just recently, they shared what they claimed was an official Apple event invitation, and it turned out to be fabricated. That kind of miss makes it hard to trust their current claims, even if those claims happen to sound reasonable. The tech world is now caught in that familiar pre-announcement limbo where multiple leakers are contradicting each other, and nobody really knows which version of the truth will show up on stage.
Apple will settle the matter on Monday when it unveils the iPhone 16 and the Apple Watch Series 10 at its annual fall event. Until then, the speculation will continue—but at least we're only days away from knowing for certain what sizes the company actually chose.
Citas Notables
A jump from 41mm to 45mm is too significant in Apple terms, and it would completely disregard small-wristed people who aren't comfortable with large wearables— Android Authority analysis
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Why does the size of a smartwatch matter so much that people are arguing about it days before launch?
Because size determines whether the watch actually fits your wrist. A 49mm watch is genuinely too large for a lot of people. If Apple had gone that big, they'd be telling millions of customers the new model isn't for them.
But Apple could just make different sizes, right? They already do that.
They do, but the question is how many options they offer and how much they shrink or grow. Going from 41mm to 45mm is already a noticeable jump. Going to 49mm would have been radical for Apple.
So 42mm and 46mm sounds like a compromise?
Exactly. It's Apple saying: we're going to make the watch slightly bigger for people who want that, but we're not abandoning anyone with a smaller wrist. It's very Apple.
Why should we trust this particular leaker if they've been wrong before?
We probably shouldn't, not entirely. But the prediction itself makes sense even if the source is unreliable. That's the strange part—the rumor could be right for the wrong reasons.