Which phone is lighter?

Galaxy S25 Ultra is lighter at 218 g versus iPad Air 13 M4 at 616 g (398 g difference).

Which phone is thinner?

iPad Air 13 M4 is thinner at 6.1 mm compared with Galaxy S25 Ultra at 8.2 mm (2.10 mm difference).

Which phone is easier to carry?

Galaxy S25 Ultra is easier to carry with a smaller overall body size (77.6 × 162.8 × 8.2 mm, 218 g) than iPad Air 13 M4 (214.9 × 280.6 × 6.1 mm, 616 g).

Which phone is better for one-handed use?

Galaxy S25 Ultra is better for one-handed use with a 77.6 mm width, 162.8 mm height, and 218 g weight versus iPad Air 13 M4 at 214.9 mm, 280.6 mm, and 616 g.

Which device is heavier?

iPad Air 13 M4 is heavier at 616g compared with Galaxy S25 Ultra at 218g.

How much heavier is Galaxy S25 Ultra than iPad Air 13 M4?

Galaxy S25 Ultra is 398g lighter than iPad Air 13 M4 (218g vs 616g), not heavier.

Is the weight difference noticeable?

Yes — iPad Air 13 M4 is 398g heavier than Galaxy S25 Ultra (616g vs 218g), which many people notice during extended browsing, gaming, or travel.

Device Size Comparison

Galaxy S25 Ultra vs iPad Air 13 M4

Open comparison tool

Comparison Summary

iPad Air 13 M4 is significantly wider than Galaxy S25 Ultra (214.9 mm vs 77.6 mm), iPad Air 13 M4 is significantly heavier (616 g vs 218 g), and Galaxy S25 Ultra is significantly thicker (8.2 mm vs 6.1 mm). iPad Air 13 M4 is 137.3 mm wider and 117.8 mm taller than Galaxy S25 Ultra, making iPad Ai...

Key Differences

Weight
The iPad Air 13 M4 is 398g heavier than the Galaxy S25 Ultra (182.6%).
Width
The iPad Air 13 M4 is 137.3mm wider than the Galaxy S25 Ultra.
Height
The iPad Air 13 M4 is 117.8mm taller than the Galaxy S25 Ultra.
Thickness
The Galaxy S25 Ultra is 2.1mm thicker than the iPad Air 13 M4.

Winner Cards

Smaller body

Galaxy S25 Ultra

Galaxy S25 Ultra (77.6 × 162.8 mm) vs iPad Air 13 M4 (214.9 × 280.6 mm).

Lighter weight

Galaxy S25 Ultra

Galaxy S25 Ultra (218 g) vs iPad Air 13 M4 (616 g), 398 g lighter.

Thinner design

iPad Air 13 M4

iPad Air 13 M4 (6.1 mm) vs Galaxy S25 Ultra (8.2 mm).

Pocketability

Galaxy S25 Ultra

Galaxy S25 Ultra has a smaller overall body size for pocket carry (77.6 × 162.8 × 8.2 mm).

Larger overall size

iPad Air 13 M4

iPad Air 13 M4 is 137.3 mm wider and 117.8 mm taller than Galaxy S25 Ultra (214.9 × 280.6 mm vs 77.6 × 162.8 mm).

Dimension Comparison Table

Dimension	Galaxy S25 Ultra	iPad Air 13 M4	Difference
Width	77.6 mm	214.9 mm	+137.3 mm
Height	162.8 mm	280.6 mm	+117.8 mm
Thickness	8.2 mm	6.1 mm	-2.1 mm
Weight	218 g	616 g	+398 g

Real-world Usage

Pocket Carry

The Galaxy S25 Ultra is the better pocket fit on paper; the iPad Air 13 M4 may feel tighter when stored vertically in shallow pockets.

One-Hand Use

The Galaxy S25 Ultra's narrower face may suit one-handed scrolling, while the iPad Air 13 M4 asks for a wider grip across the display.

Daily Comfort

Listed weight and bulk move together here: the iPad Air 13 M4 is both heavier and larger, which can feel more substantial during routine handheld use.

Travel & Bag Carry

The iPad Air 13 M4 uses more organizer space in a bag or backpack; the Galaxy S25 Ultra leaves more room beside cases and chargers, and the iPad Air 13 M4 adds more listed mass to a packed carry.

Buying Recommendation

Who should choose the Galaxy S25 Ultra?

Choose the Galaxy S25 Ultra if lighter listed weight (218g vs 616g), narrower 77.6 mm width (vs 214.9 mm), shorter 162.8 mm height (vs 280.6 mm), and smaller width × height footprint (77.6 × 162.8 mm vs 214.9 × 280.6 mm) matter most to you, even though it also has thicker 8.2 mm edge (vs 6.1 mm) compared with the iPad Air 13 M4.

Who should choose the iPad Air 13 M4?

Choose the iPad Air 13 M4 if thinner 6.1 mm profile (vs 8.2 mm) matter most to you, even though it also has higher listed weight (616g vs 218g), wider 214.9 mm body (vs 77.6 mm), taller 280.6 mm frame (vs 162.8 mm), and larger overall footprint (214.9 × 280.6 mm vs 77.6 × 162.8 mm) compared with the Galaxy S25 Ultra.

Overall recommendation

Overall, the Galaxy S25 Ultra is the more compact pick on listed size, and the iPad Air 13 M4 is the larger option for buyers who want more physical presence from the official dimensions alone.

FAQ

Which phone is bigger?: iPad Air 13 M4 is 137.3 mm wider and 117.8 mm taller than Galaxy S25 Ultra (214.9 × 280.6 mm vs 77.6 × 162.8 mm).
Which phone is lighter?: Galaxy S25 Ultra is lighter at 218 g versus iPad Air 13 M4 at 616 g (398 g difference).
Which phone is thinner?: iPad Air 13 M4 is thinner at 6.1 mm compared with Galaxy S25 Ultra at 8.2 mm (2.10 mm difference).
Which phone is easier to carry?: Galaxy S25 Ultra is easier to carry with a smaller overall body size (77.6 × 162.8 × 8.2 mm, 218 g) than iPad Air 13 M4 (214.9 × 280.6 × 6.1 mm, 616 g).
Which phone is better for one-handed use?: Galaxy S25 Ultra is better for one-handed use with a 77.6 mm width, 162.8 mm height, and 218 g weight versus iPad Air 13 M4 at 214.9 mm, 280.6 mm, and 616 g.
Which device is heavier?: iPad Air 13 M4 is heavier at 616g compared with Galaxy S25 Ultra at 218g.
How much heavier is Galaxy S25 Ultra than iPad Air 13 M4?: Galaxy S25 Ultra is 398g lighter than iPad Air 13 M4 (218g vs 616g), not heavier.
Is the weight difference noticeable?: Yes — iPad Air 13 M4 is 398g heavier than Galaxy S25 Ultra (616g vs 218g), which many people notice during extended browsing, gaming, or travel.

Related Devices

Related Comparisons

More size comparisons from the same device families, brands, and recent flagship models.

Open Galaxy S25 Ultra and iPad Air 13 M4 in the comparison tool