Smartphones comparison

Apple iPhone 17 256GB vs Samsung Galaxy S25 Ultra 256GB

Compare every shared field with exact values, visual meters and a clear winner for each measurable specification.

Apple iPhone 17 256GB

Apple iPhone 17 256GB leads the measurable fields

It wins 3 fields to 2, with 2 ties. This count covers listed numeric fields—not total product quality.

3Apple winsTO2Samsung wins2ties

SmartphonesProduct A

Apple

Apple iPhone 17 256GB

Pocket decisions

Display: 6.3 in
Weight: 177 g
Thickness: 8 mm
Storage: 256 GB

Buy now at Amazon

SmartphonesProduct B

Samsung

Samsung Galaxy S25 Ultra 256GB

Pocket decisions

Display: 6.9 in
Weight: 218 g
Thickness: 8.2 mm
Storage: 256 GB

Buy now at Amazon

At a glance

Four differences most likely to change the choice.

Each card names the product with the measurable advantage and the size of the gap.

Higher camera resolution

Samsung Galaxy S25 Ultra 256GB

Samsung Galaxy S25 Ultra 256GB wins camera resolution by 317%.

Lighter body

Apple iPhone 17 256GB

Apple iPhone 17 256GB wins weight by 19%.

Brighter peak output

Apple iPhone 17 256GB

Apple iPhone 17 256GB wins peak brightness by 15%.

More screen space

Samsung Galaxy S25 Ultra 256GB

Samsung Galaxy S25 Ultra 256GB wins display by 10%.

Field comparison

Read every measurable field as a meter.

Longer means stronger only for the stated direction. Exact values remain beside every bar.

Display size

A larger diagonal provides more screen area, while a smaller phone can be easier to handle.

Higher wins

Apple iPhone 17 256GB

6.3 in

Samsung Galaxy S25 Ultra 256GB

6.9 in

Field winner More screen spaceSamsung Galaxy S25 Ultra 256GB

Weight

Lower listed weight can improve portability and one-handed comfort.

Lower wins

Apple iPhone 17 256GB

177 g

Samsung Galaxy S25 Ultra 256GB

218 g

Field winner Lighter bodyApple iPhone 17 256GB

Thickness

A thinner body can be easier to carry, though it does not prove durability.

Lower wins

Apple iPhone 17 256GB

8 mm

Samsung Galaxy S25 Ultra 256GB

8.2 mm

Field winner Thinner bodyApple iPhone 17 256GB

Base storage

More listed storage leaves additional room for apps, photos and video.

Higher wins

Apple iPhone 17 256GB

256 GB

Samsung Galaxy S25 Ultra 256GB

256 GB

Field winner TieTie

Display refresh rate

A higher maximum refresh rate can make supported motion look smoother.

Higher wins

Apple iPhone 17 256GB

120 Hz

Samsung Galaxy S25 Ultra 256GB

120 Hz

Field winner TieTie

Main camera resolution

Megapixels describe output resolution, not complete camera quality.

Higher wins

Apple iPhone 17 256GB

48 MP

Samsung Galaxy S25 Ultra 256GB

200 MP

Field winner Higher camera resolutionSamsung Galaxy S25 Ultra 256GB

Peak display brightness

Higher peak brightness can improve visibility and HDR highlights under supported conditions.

Higher wins

Apple iPhone 17 256GB

3,000 nits

Samsung Galaxy S25 Ultra 256GB

2,600 nits

Field winner Brighter peak outputApple iPhone 17 256GB

Your Fit Meter

Make the decision personal.

Move the sliders to show how much each field matters to you. The result changes instantly and stays separate from the factual field winners.

Apple iPhone 17 256GB50/100

Samsung Galaxy S25 Ultra 256GB50/100

Adjust the sliders to calculate your fit.

Display6/10

A larger diagonal provides more screen area, while a smaller phone can be easier to handle.

Weight6/10

Lower listed weight can improve portability and one-handed comfort.

Thickness6/10

A thinner body can be easier to carry, though it does not prove durability.

Storage4/10

More listed storage leaves additional room for apps, photos and video.

Refresh rate4/10

A higher maximum refresh rate can make supported motion look smoother.

Full field comparison

Every available field, value and winner.

9 of 10 fields have values for both products. Descriptive fields are shown without inventing a winner.

Specification	Apple iPhone 17 256GB	Samsung Galaxy S25 Ultra 256GB	Field winner
Display & design
Display sizeA larger diagonal provides more screen area, while a smaller phone can be easier to handle.	6.3 in	6.9 inWinner	More screen space Samsung Galaxy S25 Ultra 256GB has the higher listed value.
WeightLower listed weight can improve portability and one-handed comfort.	177 gWinner	218 g	Lighter body Apple iPhone 17 256GB has the lower listed value.
ThicknessA thinner body can be easier to carry, though it does not prove durability.	8 mmWinner	8.2 mm	Thinner body Apple iPhone 17 256GB has the lower listed value.
Display refresh rateA higher maximum refresh rate can make supported motion look smoother.	120 Hz	120 Hz	Tie Both products list the same value.
Peak display brightnessHigher peak brightness can improve visibility and HDR highlights under supported conditions.	3,000 nitsWinner	2,600 nits	Brighter peak output Apple iPhone 17 256GB has the higher listed value.
Memory & storage
Base storageMore listed storage leaves additional room for apps, photos and video.	256 GB	256 GB	Tie Both products list the same value.
Camera
Main camera resolutionMegapixels describe output resolution, not complete camera quality.	48 MP	200 MPWinner	Higher camera resolution Samsung Galaxy S25 Ultra 256GB has the higher listed value.
Power
Listed battery capacityCapacity is one input to endurance; software, display and radio use also matter.	Not listed	5,000 mAh	No winner A complete value is not available for both products.
Protection
Water and dust ratingRatings apply only under the conditions stated for the exact model.	IP68	IP68	Tie Both products list the same value.
Performance
ProcessorProcessor names identify the platform but do not replace application-specific testing.	Apple A19	Snapdragon 8 Elite for Galaxy	No winner This field is descriptive, so no automatic winner is assigned.

Decision summary

Choose the strengths that fit your life.

Choose product A when…

Apple iPhone 17 256GB

Its strongest measurable advantages in this head-to-head are:

Weight: 177 g
Thickness: 8 mm
Peak brightness: 3,000 nits

Buy now at Amazon

Choose product B when…

Samsung Galaxy S25 Ultra 256GB

Its strongest measurable advantages in this head-to-head are:

Display: 6.9 in
Camera resolution: 200 MP

Buy now at Amazon

Field wins compare listed numbers only. They do not prove overall quality, durability, comfort, camera output or real-world performance. Product configurations and availability can vary; confirm the exact Amazon listing before purchase.

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