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While the iPhone 18 Pro and Pro Max are still around eight months away, multiple sources have already commented on how much RAM the devices will have.

iphone-17-pro-dark-blue-1.jpg

In a blog post last year, Apple supply chain analyst Ming-Chi Kuo said that he expected all of the new iPhone models released later this year to be equipped with 12GB of RAM. That would include the iPhone 18 Pro, iPhone 18 Pro Max, and iPhone Fold, and it would match the 12GB of RAM included in the iPhone 17 Pro models.

In a research note last week, obtained by MacRumors, analyst Jeff Pu agreed that the iPhone 18 Pro models and iPhone Fold will have 12GB of LPDDR5 RAM.

It has been rumored that even the standard iPhone 18 will have 12GB of RAM, which would be an increase over the 8GB of RAM in the standard iPhone 17.

Here is how much RAM is in the latest iPhones:
  • iPhone 17: 8GB
  • iPhone 17 Pro: 12GB
  • iPhone 17 Pro Max: 12GB
  • iPhone Air: 12GB
Here is how much RAM is expected in the next iPhones:
  • iPhone 18: 12GB
  • iPhone 18 Pro: 12GB
  • iPhone 18 Pro Max: 12GB
  • iPhone Fold: 12GB
Apple is expected to release the iPhone 18 Pro and iPhone 18 Pro Max in September, but the standard iPhone 18 is not expected to be announced until around March 2027, as Apple is reportedly shifting to a new two-phase launch strategy.

For the iPhone 18 Pro's A20 Pro chip, RAM will reportedly be integrated directly onto the chip's wafer with the CPU, GPU, and Neural Engine, rather than being adjacent to the chip and connected with a silicon interposer. This could boost the RAM's performance and efficiency, especially for Apple Intelligence tasks.

Article Link: How Much RAM Will the iPhone 18 Pro Have? Here's What Rumors Say
 
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What’s the difference from 12, 16, or more? Outside games I don’t really wait for anything, what metric or experience gets better with more RAM?
For a folding phone, more RAM will help you run multiple apps in split-screen, slide-over, or whatever new multitasking paradigm we get this autumn.
It allows apps to do a better job of remembering where they were when you come back to them.
It allows apps a better chance of continuing to run in the background to complete tasks when you go away from them.
It allows complex apps to load faster or be more responsive.
It powers on-device AI so you don't need to rely on an internet connection.

Unfortunately,
It also allows you to never close your Safari tabs.
It also allows developers to be lazier with their code. It's the Goldfish Metaphor. The code will grow to fill the available space with no practical benefit.
It also allows Apple to dedicate more resources to Liquid Glass and other effects.
 
Apple tends to stick with the same RAM capacity for two to three years, so I doubt they will be upgrading the RAM again until 2028 and even then it may not be 16GB as Apple seems to love using odd amounts.

Years between RAM upgrades

iPhone 3G (128MB → 256MB), 1 year
iPhone 4 (256MB → 512MB), 2 years
iPhone 5 (512MB → 1GB), 2 years
iPhone 6s / 6s Plus (1GB → 2GB), 3 years
iPhone 7 Plus (2GB → 3GB), 1 year
iPhone XS / XS Max (3GB → 4GB), 1 year
iPhone 12 Pro / 12 Pro Max (4GB → 6GB), 3 years
iPhone 15 Pro / 15 Pro Max (6 GB → 8GB), 3 years
iPhone 16 / 16 Plus (6GB → 8GB), 1 year
iPhone 17 Air / 17 Pro / 17 Pro Max (8GB → 12GB), 2 years
 
Apple tends to stick with the same RAM capacity for two to three years, so I doubt they will be upgrading the RAM again until 2028 and even then it may not be 16GB as Apple seems to love using odd amounts.

Years between RAM upgrades

iPhone 3G (128MB → 256MB), 1 year
iPhone 4 (256MB → 512MB), 2 years
iPhone 5 (512MB → 1GB), 2 years
iPhone 6s / 6s Plus (1GB → 2GB), 3 years
iPhone 7 Plus (2GB → 3GB), 1 year
iPhone XS / XS Max (3GB → 4GB), 1 year
iPhone 12 Pro / 12 Pro Max (4GB → 6GB), 3 years
iPhone 15 Pro / 15 Pro Max (6 GB → 8GB), 3 years
iPhone 16 / 16 Plus (6GB → 8GB), 1 year
iPhone 17 Air / 17 Pro / 17 Pro Max (8GB → 12GB), 2 years
I’m just hoping we move on from usb 2 from 2000 and usb 3 from 2008.

I was still in elementary school. Apple has this weird thing where they have the most advanced tech and most archaic tech in 1 phone.
 
I’m just hoping we move on from usb 2 from 2000 and usb 3 from 2008.

I was still in elementary school. Apple has this weird thing where they have the most advanced tech and most archaic tech in 1 phone.
The fact that a high-end phone in 2026 from Apple with the ridiculous prices they charge still use USB 2.0 is insane, a USB standard that launched close to 26 years ago, even USB 3.0 is now just over 17 years old.
 
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