The flagshipsiPhone 17 Pro Maxof Apple andGalaxy S25 Ultraof the Samsung represent the top of mobile technology in 2025. Lançado in September, the Apple model brings significant changes in design and superior battery, while the Samsung, announced in January, maintains consistency with versatile features like the S Ambos devices serve demanding users looking for high performance, advanced cameras and integration with artificial intelligence.
Experts highlight that the choice depends on the preferred ecosystem. iPhone offers seamless integration with other Apple products, and Galaxy provides greater flexibility over Android. Preços in Brazilian retail vary, with the Galaxy S25 Ultra found at more affordable prices in recent promotions.
Design and construction
Apple chose to return to unibody aluminum in theiPhone 17 Pro Max, abandoning the titanium of previous generations. Essa change sparked debate among users, as the device gained a different cutout on the back for compatibility with MagSafe.
The camera module, now more extensive, takes up more space. The dimensions reach 163.4 x 78.0 x 8.75 mm, with a weight of 231 grams, making it thicker and heavier.
On the other hand, theGalaxy S25 Ultrapreserves the titanium frame, conveying a premium feel and greater perceived resistance. Suas measures 162.8 x 77.6 x 8.2 mm and 218 grams, with straight corners that favor ergonomics for some.
Both are IP68 certified, but the iPhone supports deeper submersion. The S Pen remains exclusive to the Samsung, useful for note-taking and navigation.
High quality screens
Both models feature 6.9-inch panels with a rating of 120 Hz LTPO. THEGalaxy S25 Ultrauses Dynamic AMOLED 2X with resolution 3120 x 1440 pixels and peak of 2,600 nits.
Its anti-reflective layer is more effective in outdoor environments. The front camera is located in a small hole, and the ultrasonic fingerprint reader is discreet.
Already theiPhone 17 Pro MaxIt adopts Super Retina XDR OLED with 2868 x 1320 pixels and a maximum brightness of 3,000 nits. The Dynamic Island houses sensors and a camera, and the anti-reflective finish improves visibility, although less than the competitor.
- Large, fluid screens ideal for multimedia.
- Superior anti-glare on Galaxy for outdoor use.
- Straight corners in the Samsung expand the feeling of space.
Performance and hardware
O iPhone 17 Pro Maxdebuts the hexa-core A19 Pro chip, with 12 GB of RAM and options of up to 2 TB of storage. The vapor chamber aids in heat dissipation during intense tasks such as native AAA games.
The device keeps apps running in the background efficiently.
O Galaxy S25 Ultrauses Snapdragon 8 Elite for Galaxy octa-core, also with 12 GB of RAM and up to 1 TB. Sua multitasking allows floating windows and greater retention of open applications.
Both deliver fluid performance in demanding daily use.
Artificial intelligence capabilities
The Samsung advances the Galaxy AI, offering precise image editing, video denoising and integration with Gemini. Ferramentas as real-time transcription and translation work intuitively.
Apple Intelligence, in iOS 26, includes image generation and summarization, but still evolves in comparison. The Siri gains integration with ChatGPT, but advanced features arrive gradually.
Galaxy stands out in AI maturity today.
Autonomy and charging
O iPhone 17 Pro Maxintroduces a battery above 5,000 mAh in eSIM versions, reaching up to 9 hours of screen time in intense use. Modelos with physical slot in Brasil have slightly smaller capacity.
Charging reaches 40W wired and 25W wireless.
O Galaxy S25 Ultramaintains 5,000 mAh, with up to 7-8 hours of screen time in similar scenarios. Suporta 45W wired and reverse charging.
Independent tests point to an advantage for the iPhone in total duration.
Advanced camera system
O iPhone 17 Pro MaxEquips three 48 MP sensors each, with 4x optical zoom and 18 MP front sensor with Center Stage, which automatically adjusts framing.
Colors tend towards natural, and videos feature professional options, including Log.
O Galaxy S25 UltraIt has a 200 MP main sensor, a 50 MP ultra-wide-angle sensor and two optical zooms (3x and 5x). The 12 MP front offers autofocus.
More vibrant colors and superior zoom make the Samsung stand out on distant approaches.
- Main: Higher resolution in Galaxy.
- Zoom: clear advantage for Samsung with dedicated lenses.
- Video: iPhone leads in stability and colors.
- Selfie: Center Stage innovative on Apple.
Prices and availability
At launch, theGalaxy S25 UltraIt started at R$11,999, currently selling for around R$6,000 to R$7,000 in Brazilian retail.
O iPhone 17 Pro Maxstarted at R$12,499, with values around R$10,500. Ambos receive updates for seven years.
The decision varies depending on preference for specific ecosystem and resources.
Expert opinions
International analysts share preferences. Criadores of content favor the iPhone for larger storage and video tools.
Users who value versatility and zoom opt for the Galaxy. No Brasil, the more competitive price of Samsung influences many choices.
Both provisions set high standards for 2025.