Technologies
Samsung Galaxy S24 Ultra Specs vs. S23 Ultra vs. iPhone 15 Pro Max: Premium Phones Compared
Samsung just dropped its Galaxy S24 Ultra phone. How does it compare to last year’s S23 Ultra? Or Apple’s iPhone 15 Pro Max?
Samsung unveiled the brand new Galaxy S24 Ultra at its Unpacked event. If you’re a Galaxy owner thinking of upgrading, you may wonder how this new flagship phone compares to last year’s Galaxy S23 Ultra (especially since you can find the S23 Ultra for less now that the S24 Ultra is available). Or, if you’re trying to decide between Samsung and Apple, you may be curious how the top-of-the-line S24 Ultra compares to the premium iPhone 15 Pro Max. Let’s break down the specs so you can get a better idea of which phone is right for you.
Last year’s S23 Ultra had a starting price of $1,200 after its release in the US and now starts at $875, while the new S24 Ultra starts at $1,300. The iPhone 15 Pro Max, on the other hand, starts at $1,200. So the base S24 Ultra is $100 more than the base 15 Pro Max, and $100 more than its predecessor was upon its release. (See the chart below for UK and Australian pricing.)
Read more: Best Phone to Buy for 2024
The S24 Ultra has Qualcomm’s latest Snapdragon 8 Gen 3 chip, which is designed to support on-device AI processing. More specifically, the S24 Ultra has a suite of generative artificial intelligence features, which the company calls “Galaxy AI.” You can, for example, live-translate calls, turn videos shot at normal speed into slow-motion videos or remove unwanted shadows from your photos. CNET’s experts will evaluate all of these AI features in our testing.Â
We also saw AI photo editing tools in Google’s Pixel 8 series. There’s a Best Take feature, for example, that allows you to swap your favorite facial expression from a sequence of pictures into another photo from the same sequence where you perhaps don’t like your expression as much.
Read more:Â Google Pixel 8’s ‘Best Take’ Levels Up AI-Enhanced Photos
The S23 Ultra uses last year’s Snapdragon 8 Gen 2 processor. It doesn’t have Galaxy AI yet, but is expected to get it eventually. The iPhone 15 Pro Max has Apple’s latest A17 Pro chip but doesn’t currently have any generative AI photo editing tools like the Galaxy S24 Ultra or the Google Pixel 8 line. I’m interested to see if the iPhone will ever get features like these, especially because AI is such a buzzword right now.Â
The S23 Ultra runs on Android 13 which will get four years of software and security updates. The S24 Ultra runs on Android 14 which will support 7 years of these updates. The 15 Pro Max runs on iOS 17, and while Apple doesn’t disclose how long it will support its phones with software updates, iOS 17 currently works on models dating back to the 2018 iPhone XS and XR.Â
The base S23 Ultra comes with 256GB of storage and either 8 or 12GB of RAM. You can also upgrade to 512GB or 1TB storage options, both with 12GB of RAM. The S24 Ultra comes with the same storage options, but all of them have 12GB of RAM. So Samsung has eliminated the 8GB RAM option on its base S24 Ultra model. While Apple doesn’t disclose the RAM on its iPhones, the 15 Pro Max comes with the same storage options as the S23 and S24 Ultra: 256GB, 512GB and 1TB.Â

All three of these phones have a USB-C port, which is a big deal because all iPhones before the iPhone 15 series either had Lightning ports or 30-pin connectors. The S23 and S24 Ultra support 45-watt fast charging, while the 15 Pro Max supports 27W fast charging. All three phones offer wireless charging, but the Ultras also support reverse wireless charging so you can juice up other devices from the back of these phones. All three phones come with charging cables, but none of them include a charger brick in the box.
The S23 and S24 Ultra have a 5,000-mAh battery. In her S23 Ultra review, CNET’s Lisa Eadicicco found that after 12 hours of use (using the phone to take photos and videos, check her email and socials and stream music), her battery was at 66%. The new model is supposed to have a stronger battery because of its new chip, so we look forward to putting the S24 Ultra’s battery to the test. Apple doesn’t disclose battery capacity, but says the 15 Pro Max has an “all-day battery life” with “up to 29 hours of video playback.” In his 15 Pro Max review, CNET’s Patrick Holland found that after 15 hours of use, the phone usually had 20% to 25% battery left.Â
The S23 and S24 Ultra both come with the S Pen stylus that you can store inside the phone. I’d love to see something like this for the iPhone, but it doesn’t exist at the moment. Maybe one day. (Tim Cook, I hope you’re reading this.)

The S23 and S24 Ultra both have a 6.8-inch AMOLED display and a 1 to 120Hz variable refresh rate that changes based on how you’re using your phone. So if you’re doing something with lots of screen movement, like playing a video game, the refresh rate will increase. But if you switch to an activity that doesn’t take a lot of movement, like reading an article, the refresh rate will go down. The 15 Pro Max has a 6.7-inch OLED display and also has a variable refresh rate of 1 to 120Hz.Â
The S23 and S24 Ultra phones don’t have a notch. They just have a hole-punch camera at the top of the screen. The 15 Pro Max does have a notch in the form of the Dynamic Island, a shape-shifting cutout that allows you to view updates from apps like Maps without needing to have them open.
As for how these phones will feel in-hand, the S23 Ultra is 8.9 millimeters thick, the S24 Ultra is 8.6 millimeters thick and the 15 Pro Max is 8.25-millimeters thick. The S23 Ultra has an aluminum frame and weighs 234 grams. The S24 Ultra and 15 Pro Max have titanium frames and weigh 233 grams and 221 grams, respectively. So the 23 Ultra is slightly thicker and heavier than the S24 Ultra and 15 Pro Max, and it has an aluminum frame (rather than titanium).
The S23 and S24 Ultra cameras are similar. Both phones have a four-camera system with identical selfie, ultrawide, wide and 3x telephoto cameras. Each phone also has another telephoto camera for extreme distance shots. The one on the S23 Ultra is 10 megapixels with a 10x optical zoom, while the one on the S24 Ultra is 50 megapixels with a 5x optical zoom. So the S23 and S24 Ultra cameras are basically the same except for that new 50-megapixel, 5x telephoto camera, which is supposed to take sharper zoom photos.
The iPhone 15 Pro Max, on the other hand, has a three camera system. There’s a 48-megapixel main camera, a 12-megapixel ultrawide camera and a 12-megapixel telephoto camera with a 5x optical zoom. And for your selfies, there’s a 12-megapixel front camera. So both the S24 Ultra and the 15 Pro Max have a 5x optical zoom, but the sensor on the S24 Ultra has a higher resolution. Stay tuned for our camera tests to see how the S24 Ultra camera performs in real life, especially against the 15 Pro Max.Â
For more on how the Galaxy S23 and S24 Ultra and the iPhone 15 Pro Max compare, check out our specs chart below.
Samsung Galaxy S24 Ultra specs vs. Samsung Galaxy S23 Ultra, Apple iPhone 15 Pro Max
| Samsung Galaxy S24 Ultra | Samsung Galaxy S23 Ultra | Apple iPhone 15 Pro Max | |
|---|---|---|---|
| Display size, tech, resolution, refresh rate, brightness | 6.8-inch AMOLED; QHD+ resolution; 1-120Hz adaptive refresh rate | 6.8-inch AMOLED; 3,088×1,440 pixels; 120Hz adaptive refresh rate | 6.7-inch OLED; 2,796×1,290 pixels; 120Hz adaptive refresh rate |
| Pixel density | TBD | 500 ppi | 460 ppi |
| Dimensions (inches) | 6.40 x 3.11 x 0.34 in | 6.43 x 3.07 x 0.35 in | 6.29 x 3.02 x 0.32 in |
| Dimensions (millimeters) | 163 x 79 x 8.6 mm | 163.3 x 78 x 8.9 mm | 159.9 x 76.7 x 8.25 mm |
| Weight (grams, ounces) | 233 g (8.22 oz) | 234 g (8.25 oz) | 221 g (7.81 oz) |
| Mobile software | Android 14 | Android 13 | iOS 17 |
| Camera | 200-megapixel (wide), 12-megapixel (ultrawide) 10-megapixel (3x telephoto) 50-megapixel (5x telephoto) | 200-megapixel (wide), 12-megapixel (ultrawide) 10-megapixel (3x telephoto) 10-megapixel (10x telephoto) | 48-megapixel (wide), 12-megapixel (ultrawide), 12-megapixel (5x telephoto) |
| Front-facing camera | 12-megapixel | 12-megapixel | 12-megapixel |
| Video capture | TBD | 8K | 4K |
| Processor | Qualcomm Snapdragon 8 Gen 3 | Qualcomm Snapdragon 8 Gen 2 for Galaxy | Apple A17 Pro |
| Storage and RAM | 12GB RAM + 256GB, 512GB, 1TB | 8GB RAM + 256GB; 12GB RAM + 256GB, 512GB, 1TB | 256GB, 512GB, 1TB (RAM undisclosed) |
| Expandable storage | None | None | None |
| Battery | 5,000 mAh | 5,000 mAh | Undisclosed; Apple claims up to 29 hours of video playback (25 hours streamed) |
| Fingerprint sensor | Under display | Under display | None (Face ID) |
| Connector | USB-C | USB-C | USB-C |
| Headphone jack | None | None | None |
| Special features | Titanium frame, 2,600-nit screen; 7 years of OS and security updates; 5G (mmWave); IP68 water resistance; wireless PowerShare to charge other devices; integrated S Pen; UWB for finding other devices; 45W wired charging (charger not included); Galaxy AI; Wi-Fi 7 | 5G (Sub6, mmWave); IP68 water resistance; wireless PowerShare to charge other devices; integrated S Pen; 100x Space Zoom; 10x optical zoom; UWB for finding other devices; 45W wired charging | 5G (Sub6, mmWave); Action Button, Always-On display, IP68 water resistance, MagSafe, Dynamic Island, 5x optical zoom (120mm equivalent), satellite connectivity, eSIM, thread networking technology |
| US price starts at | $1,300 (256GB) | $1,200 (256GB) | $1,199 (256GB) |
| UK price starts at | ÂŁ1,249 (256GB) | ÂŁ1,249 (256GB) | ÂŁ1,199 (256GB) |
| Australia price starts at | AU$2,199 (256GB) | AU$1,949 (256GB) | AU$2,199 (256GB) |
Editors’ note: CNET is using an AI engine to help create some stories. For more, see this post.
Technologies
Trump Maintains US‑Iran Negotiations Continue Amid Tehran’s Denials of Duplicity
President Trump insists that US‑Iran talks are ongoing despite Tehran’s denial of any negotiation plans, while warning that only a deal or total surrender will allow passage through the Strait of Hormuz. Conflicting statements from both sides have heightened uncertainty as the conflict enters its sixth month.
On Monday, President Donald Trump asserted that negotiations between the United States and Iran are still taking place, even after Tehran stated it has no intention of engaging in direct talks with Washington.
In a fiery Truth Social post, Trump labeled Iran’s leaders “unbelievably duplicitous,” claiming they are lying about ongoing peace talks “whether Iran wants to admit it or not.” He repeated his assertion that the United States completely controls the Strait of Hormuz, despite maritime traffic through the crucial route lingering at only a small fraction of pre‑conflict levels.
He wrote, “Nothing reaches Iran unless we allow it, and nothing will pass unless a deal—or total surrender—is achieved.”
Earlier that day, Iranian Foreign Ministry spokesperson Esmail Baghaei told reporters there is no imminent plan for U.S.–Iran negotiations, contradicting Trump’s earlier comment that talks would resume Monday afternoon. Baghaei added that Iran’s only current discussions are with Oman concerning the Strait of Hormuz.
The conflicting statements have heightened uncertainty over the peace‑talk process and the broader conflict, now in its sixth month.
Trump’s assertion about new negotiations came a day after he said on Truth Social that he had agreed to cancel a massive strike against Iran “subject to being able to rapidly make a DEAL.” He said in the same post that Iran and other Middle Eastern countries had asked him to hold off on that attack because “the perimeters of a deal has been agreed to.”
Trump has claimed dozens of times throughout the more‑than‑five‑month‑long war that a deal is at hand. No permanent deal has been signed, and a temporary ceasefire reached in June has fallen apart.
Trump has also repeatedly threatened to launch devastating strikes against Iran before backing off. After the latest example, oil prices on Monday fell and stocks surged.
BMI, a research unit of Fitch Solutions, said in a note Monday that a broader diplomatic understanding on reopening the Strait of Hormuz is still achievable this quarter, while raising the probability of its escalation scenario to 35% from 25%, citing mounting military, diplomatic and economic signs of rising U.S.-Iran tensions.
“Diplomatic progress is likely to be punctuated by periodic military flare-ups, while miscalculation by either side could trigger a renewed escalation,” BMI analysts wrote in a note. The firm said the key issue to watch is the future governance of the strait, as the Iran-Oman talks — potentially backed by Gulf states, China and the U.S. — point to efforts to build a post-conflict shipping framework.
Shipping risks persist even as diplomacy appears to be advancing. The United Kingdom Maritime Trade Operations Centre said it received a report of an incident 20 nautical miles (23 miles) northeast of Khasab, Oman — at the mouth of the strait — with a tanker’s master reporting an explosion in close proximity to the vessel at about 20:37 UTC Sunday (4:37 pm ET). The vessel and crew were safe and authorities are investigating, UKMTO said, advising ships to transit with caution.
The proposal Trump announced over the weekend calls for the U.S. and Iran to return to negotiations and continue ironing out some of the thorny issues that had derailed diplomatic efforts, according to The Associated Press, citing a regional official involved in the mediation efforts.
The official said the proposal also includes a reopening of the Hormuz Strait and halting attacks across the region, including by Iranian-backed militias in Iraq on the Arab Gulf countries and Jordan.
The U.S., for its part, will end its naval blockade on Iran and allow Tehran to export its oil, the official said, adding that no deal has been reached, although the mediation efforts remained underway.
Trump’s weekend reversal has lowered the temperature after days of escalating attacks across the Gulf. Kuwait said Saturday that Iranian forces launched a wave of drones within its airspace, with its military destroying multiple aircraft after Iran targeted critical infrastructure in the country’s north.
A parallel track with Muscat is also advancing. Iranian diplomats said Tehran was close to reaching a new arrangement with Oman to manage shipping through the Strait of Hormuz, a deal critical to preventing the war from escalating further, according to the Financial Times.
Iranian officials said negotiations over future management of the Hormuz Strait with Oman, which sits on the opposite shore of the waterway, are in their final stages. The agreed shipping route would be different from those used before, according to Iran’s Foreign Ministry spokesperson, Baghaei, adding that the new route was separate from the issue of the strait’s reopening or continued closure.
Technologies
Oil Prices Slide as Trump Halts Planned Iran Strike
Oil prices dropped after Trump cancelled a planned strike on Iran, with WTI down about 5% and Brent near 5% lower. He said the move followed requests from Tehran and regional allies for a pause while a deal shaping the Strait of Hormuz and Iran’s nuclear program is negotiated.
Oil prices fell on Monday after President Donald Trump announced he had cancelled a planned strike on Iran. WTI futures dropped roughly 5% to $80.34 a barrel, while Brent slipped about 4.7% to $83.77 a barrel.
Trump said early Sunday he called off the strike after Iran and several Middle Eastern nations asked him to hold off, noting that the outlines of a deal had been agreed upon. He added that the prospective accord would entail the immediate, full opening of the Strait of Hormuz and an end to Iran’s nuclear ambitions, according to his Truth Social post.
The president had been considering another round of strikes as diplomatic hopes waned since the conflict began on February 28. He said the U.S. and Iran would meet for talks on Monday, but Iran denied any scheduled negotiations with Washington, citing PressTV. Iran’s foreign‑ministry spokesperson Esmaeil Baghaei clarified that Tehran was only discussing shipping routes through the Strait of Hormuz with Oman. In a follow‑up Truth Social message, Trump insisted that, regardless of Iran’s acknowledgment, the United States is indeed discussing a solution to a long‑standing problem created by Iran.
Technologies
Oil Prices Drop as Trump Cancels Planned Attack on Iran
Oil prices fell sharply after President Trump announced the cancellation of a planned strike on Iran, citing a new deal that would open the Hormuz Strait and end Iran’s nuclear threat.
Oil prices fell sharply on Monday after President Donald Trump announced that he had called off a planned strike on Iran.
West Texas Intermediate futures, the U.S. benchmark, slipped roughly 5% to close at $80.34 per barrel, while Brent crude, the international benchmark, declined 4.7% to settle at $83.77 a barrel.
Trump made the announcement early Sunday, saying he had canceled the strike following requests from Tehran and other Middle Eastern countries.
In a Truth Social post, he wrote: “We have just been asked by Iran, and other Middle Eastern Countries, to hold off any attack in that the perimeters of a deal has been agreed to.”
The president indicated that the proposed agreement would include the immediate, complete, and total opening of the Hormuz Strait, as well as an end to Iran’s nuclear threat.
Trump had been weighing additional strikes amid diminishing prospects for a diplomatic resolution to the conflict that began on Feb. 28. He stated that the U.S. and Iran would hold negotiations on Monday.
Tehran denied that talks were planned with Washington, according to state news outlet PressTV.
Iran’s Foreign Ministry spokesman Esmaeil Baghaei said Tehran was only holding talks with Oman regarding the routes ships can use through the Strait of Hormuz.
In a subsequent Truth Social post, Trump added that whether “Iran wants to admit it or not, we are, in fact, talking of a solution to a problem that they have caused for decades.”
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