iPhone 15 vs. iPhone 16: Should You Upgrade in 2024?

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Once again, we have reached the time of year when Apple unveils its new range of iPhones. Predictably, the new iPhone 16 comes with a series of incremental updates, such as a better camera, battery, and a tougher display than last year.

The iPhone 16 launch event was less about devices and more about how Apple Intelligence will be integrated into iOS 18.

So, do you really need to upgrade if you own the iPhone 15?

In this article, we provide a detailed iPhone 16 vs. iPhone 15 comparison to help you decide whether you’re ready to buy a new AI-powered Apple smartphone.

Key Takeaways

  • iPhone 16 sees incremental spec upgrades to the A18 chipset, 8GB of RAM, and 25W MagSafe wireless charging.
  • The iPhone 16 introduces a camera control button and an action button.
  • iPhone 16 sees a return to the pill-shaped vertical camera arrangement to deliver spatial video.
  • Apple Intelligence is only available on iPhone 16.
  • Many AI features are not due until 2025.

Introduction to the Contenders: iPhone 15 vs. iPhone 16

Last year, the ‌iPhone 15‌ significantly improved over 2023’s iPhone 14. A redesign to include a dynamic Island, a 48-megapixel camera, and a USB-C port made it a worthy upgrade. But the iPhone 16 sees a return to incremental updates.

There is a new button on the iPhone 16, which is generating a buzz online. But is that enough to justify an expensive upgrade? It’s time for these devices to go head to head.

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iPhone 15 vs. iPhone 16 Specs

The iPhone 15 vs. 16 specs are remarkably similar. However, a faster A18 chipset, 8GB of RAM, and improved wireless charging give the iPhone 16 a slight edge.

Feature iPhone 16 iPhone 15
Display 6.1-inch screen 6.1-inch screen
Chipset Faster A18 Chipset Apple A16 Bionic chipset
RAM 8GB RAM 6GB RAM
AI Support Support for Apple Intelligence No support for Apple Intelligence
Storage  128GB/256GB/512GB 128GB/256GB/512GB
Main Camera 48MP Fusion main camera 48MP main camera
Ultra-Wide Camera 12MP ultra-wide camera with Macro support 12MP ultra-wide camera
Battery Life  22 hours of video playback 20 hours of video playback
Wired Charging 20W 20W
MagSafe Charging 25W 15W
Colors  Ultra Marine, Teal, Pink, White, and Black Blue, Pink, Green, Yellow, and Black
Mute Switch/Action Button The mute switch was replaced with an action button. New camera control. Mute switch

iPhone 15 vs. 16: Which Is Better?

Overall Winner: iPhone 16

From a technical standpoint, the iPhone 16 changes and additions make it stronger due to the two new buttons, faster wireless charging, camera macro capabilities, and Apple Intelligence features. But this only makes it a worthy upgrade if you plan to make the most of these new features.

It’s also worth highlighting that Apple Intelligence is a work in progress, and it will probably take at least 12 months before we notice a real benefit.

Still, the newest iPhone takes the first round with a series of slight improvements, but it’s much closer than you might think.

Design & Display

Winner: iPhone 16

What will the iPhone 16 look like? From a distance, very little has changed, and both models remain the same size. But, on closer inspection, the iPhone 16 has also replaced the old mute switch to make way for new Action and Camera Control buttons.

If you turn the phone around, there is also a return to the pill-shaped vertical camera arrangement you might remember from previous devices like the iPhone X to deliver spatial video.

Finally, if colors are important to you, the new iPhone 16 comes in new colors: Ultra Marine, Teal, and Pink.

Although it’s not a complete overhaul, there are enough changes to warrant the iPhone 16 securing another victory.

Performance & Software

Winner: Tie

Apple Intelligence is designed to be the key distinctive feature of iPhone 16
Apple Intelligence is designed to be the key distinctive feature of iPhone 16. Source: Apple

Only the two iPhone 15 Pro models will support the new Apple intelligence that everyone is talking about. This means that owners of the iPhone 15 base model will miss out on Apple’s foray into AI.

However, the main differentiator, Apple Intelligence, is currently unavailable on the iPhone 16.

It’s unfinished and will be rolled out gradually over the next 12 months, which prevents the iPhone 16 from securing what should have been an easy victory.

Both phones remain neck and neck until we see more proof that Apple Intelligence delivers on its future promises.

Camera

Winner: iPhone 16

The new ultra-wide camera with autofocus takes incredibly sharp, detailed macro photos and videos
The new ultra-wide camera with autofocus takes incredibly sharp, detailed macro photos and videos. Source: Apple

Although both phones share a 48MP Fusion primary camera, the iPhone sneaks ahead with a 12MP ultra-wide camera with Macro support.

The highly anticipated new camera control button allows users to focus with a slight press and only take the photo when the button is pushed down completely.

With Macro support and a new dedicated camera control button, the iPhone 16 easily wins this face-off.

Audio Quality

Winner: Tie

There is very little to report on in terms of audio quality. Despite the announcements of slight or gradual improvements, there is no significant changes between the iPhone 15 and 16.

Battery & Charging

Winner: iPhone 16

The iPhone 16 improves MagSafe wireless charging from 15W to 25W. The iPhone 16 battery also supports 22 hours of video playback compared to 20 on the iPhone 15.

In real terms, these are only incremental improvements, but enough to make it marginally better.

Therefore, the iPhone 16 secures a very close victory with slight improvements.

Price

Winner: iPhone 15

Model iPhone 15 Prices iPhone 16 Prices
Base Model $699 $799
Plus Model $799 $899
Pro Model $999 $999
Pro Max Model $1,199 $1,199

The starting price for the base iPhone 16 model comes at $799 for two new buttons and access to AI features that are not ready yet. This is $100 higher than the price of the iPhone 15, which costs $699.

However, with the launch of the iPhone 16, the price of the iPhone 15 lineup will drop, which makes the previous model more attractive for cost-sensitive users.

iPhone 16 Plus vs. iPhone 15 Plus

Winner: iPhone 16 Plus

What about other iPhone models? Let’s go deeper, comparing iPhone 16 Plus vs. iPhone 15 Plus. 

iPhone 16 Plus vs. iPhone 15 Plus Specs

Feature iPhone 16 Plus iPhone 15 Plus
Display 6.7-inch screen 6.7-inch screen
Chipset A18 Chipset A16 Chipset
RAM 8GB RAM 6GB RAM
Storage 128GB/256GB/512GB/1TB 128GB/256GB/512GB/1TB
Camera Control New Camera Control button No Camera Control button
AI Support Support for Apple Intelligence No support for Apple Intelligence
Battery 27 hours of playback 20 hours of playback
Main Camera 48MP Fusion 48MP
Ultra-Wide Camera 12MP 12MP
Front Camera 12MP 12MP
Charging 25W Wired and 25W MagSafe 25W Wired and 25W MagSafe
Colors Ultramarine, Teal, Pink, White, and Black Pink, Yellow, Green, Blue. and Black
iPhone 16 Plus vs. iPhone 15 Plus Features

There are a few differences or reasons to upgrade to the iPhone 16 Plus if you already own the iPhone 15 Plus. We have the same size 6.7-inch display, dynamic island capabilities, and a pill-shaped camera.

The spec sheets highlight a slight upgrade to the A18 chipset from the A16 and an extra 2GB of RAM, taking the iPhone 16 Plus to 8GB.

The only fundamental differences are the addition of the Action and Camera Control buttons and access to Apple Intelligence, which has yet to arrive.

iPhone 16 Plus wins if you are in the market for a new phone. However, the iPhone 15 Plus owners will only find a few reasons to fork out $899 for a slight upgrade.

iPhone 16 Pro vs. iPhone 15 Pro

Winner: Tie

iPhone 16 Pro vs. iPhone 15 Pro Specs

Feature iPhone 16 Pro iPhone 15 Pro
Display 6.3-inch screen 6.1-inch screen
Chipset A18 Chipset A17 Chipset
RAM 8GB RAM 8GB RAM
Storage 128GB/256GB/512GB/1TB 128GB/256GB/512GB/1TB
Camera Control New Camera Control button No Camera Control button
AI Support Support for Apple Intelligence Support for Apple Intelligence
Battery 27 hours of playback 20 hours of playback
Main Camera 48MP Fusion 48MP
Ultra-Wide Camera 48MP 12MP
Front Camera 12MP 5X telephoto 12MP 3X telephoto
Charging 20W Wired and 25W MagSafe 20W Wired and 15W MagSafe
Color Black Titanium, Natural Titanium, White Titanium, and Desert Titanium Black Titanium, Natural Titanium, White Titanium, and Blue Titanium
iPhone 16 Pro vs. iPhone 15 Pro Features

One of the first things that stands out about the iPhone 16 Pro is more screen real estate. The new version has a slightly larger 6.3-inch display than the 6.1-inch iPhone 15 Pro. But slimmer bezels mean they are nearly the same size. The iPhone 16 Pro retains last year’s Action Button but predictably adds that new Camera Control Button.

The iPhone 16 Pro also introduces a 5X telephoto camera, upgrades to an ultrawide camera, a new 48MP sensor, and the welcome addition of 4K120 slow-motion recording.

However, a debate on Reddit recently highlighted that if you look beyond the marketing spiel, the 14 Pro, 15 Pro, and 16 Pro all share the same Sony IMX803.

There is no winner here. The iPhone 16 Pro adds some nice perks for photographers and techies wanting to get hands-on with Apple’s AI-accelerated Visual Intelligence system when it eventually launches. But there are not many other reasons to upgrade.

iPhone 16 Pro Max vs. iPhone 15 Pro Max

Winner: iPhone 16 Pro Max

iPhone 16 Pro Max vs. iPhone 15 Pro Max Specs

Feature iPhone 16 Pro Max iPhone 15 Pro Max
Display 6.9-inch screen 6.7-inch screen
Chipset A18 Chipset A17 Chipset
RAM 8GB RAM 8GB RAM
Storage 128GB/256GB/512GB/1TB 128GB/256GB/512GB/1TB
Camera Control New Camera Control button No Camera Control button
AI Support Support for Apple Intelligence Support for Apple Intelligence
Battery 32 hours of playback 29 hours of playback
Main Camera 48MP Fusion 48MP main camera
Ultra-Wide Camera 48MP ultra 12MP ultra
Front Camera 12MP 5X telephoto 12MP 5X zoom
Charging 40W Wired and 20W MagSafe 25W Wired and15W MagSafe
Color Black Titanium, Natural Titanium, White Titanium, and Desert Titanium Black Titanium, Natural Titanium, White Titanium, and Blue Titanium
iPhone 16 Pro Max vs. iPhone 15 Pro Max Features

The iPhone 16 Pro Max enters phablet territory after securing the title of the biggest iPhone ever at 6.9 inches.

The new version also has the faster A18 chip, a new ultra-wide camera, and the new Camera Control button everyone is talking about. Apple also claims that it will offer 33 hours of video playback. But the jury is out on what that means for the average user.

For many people, a 6.9-inch and bigger battery will be enough for them to upgrade. But if with many AI features not due until 2025, there seem to be very few other reasons to rush into an upgrade.

The iPhone 16 Pro Max is designed to be bigger and better than the iPhone 15 Pro Max. Although it has just about succeeded, existing owners might wait for the iPhone 17, when big changes will come.

iPhone 16 vs. iPhone 15: Should You Upgrade?

Before rushing in and hitting the pre-order button or signing up for a 2-3 year contract after another carefully choreographed keynote delivering FOMO, take a pause. The iPhone 16 series provides an incremental update, and the launch event was more about Apple Intelligence than the device itself.

It’s quite telling that there is more excitement on rumors that Apple is working on redefining its flagship smartphone experience with the iPhone 17 Slim next year. It’s also worth highlighting that although ChatGPT integration is expected by the end of the year, the AI-enhanced Siri is not due until 2025.

With this in mind, waiting a little longer before upgrading also makes sense. You might consider spending $99 on Apple’s battery replacement program rather than spending $799 on a new Apple iPhone 16.

The Bottom Line

The main differentiator between the iPhone 15 and 16 is the addition of a camera and action button, along with access to Apple Intelligence. Whether that is enough to make you upgrade will depend on whether you want or need these shiny new features.

When Apple’s AI fully integrates and delivers on its future promises, it will be time for the iPhone 17. So, you might sit this out and treat yourself to an upgrade next year.

FAQs

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Neil C. Hughes
Senior Technology Writer
Neil C. Hughes
Senior Technology Writer

Neil is a freelance tech journalist with 20 years of experience in IT. He’s the host of the popular Tech Talks Daily Podcast, picking up a LinkedIn Top Voice for his influential insights in tech. Apart from Techopedia, his work can be found on INC, TNW, TechHQ, and Cybernews. Neil's favorite things in life range from wandering the tech conference show floors from Arizona to Armenia to enjoying a 5-day digital detox at Glastonbury Festival and supporting Derby County.  He believes technology works best when it brings people together.