Which tablet is lighter?

iPhone 15 Pro Max is lighter at 221 g versus iPad Pro 13 M4 at 579 g (358 g difference).

Which tablet is thinner?

iPad Pro 13 M4 is thinner at 5.1 mm compared with iPhone 15 Pro Max at 8.25 mm (3.15 mm difference).

Which tablet is easier to carry?

iPhone 15 Pro Max is easier to carry with a smaller overall body size (76.7 × 159.9 × 8.25 mm, 221 g) than iPad Pro 13 M4 (215.5 × 281.6 × 5.1 mm, 579 g).

Which tablet is better for one-handed use?

iPhone 15 Pro Max is better for one-handed use with a 76.7 mm width, 159.9 mm height, and 221 g weight versus iPad Pro 13 M4 at 215.5 mm, 281.6 mm, and 579 g.

Which device is heavier?

iPad Pro 13 M4 is heavier at 579g compared with iPhone 15 Pro Max at 221g.

How much heavier is iPad Pro 13 M4 than iPhone 15 Pro Max?

iPad Pro 13 M4 is 358g heavier than iPhone 15 Pro Max (579g vs 221g).

Is the weight difference noticeable?

Yes — iPad Pro 13 M4 is 358g heavier than iPhone 15 Pro Max (579g vs 221g), which many people notice during extended browsing, gaming, or travel.

Device Size Comparison

iPad Pro 13 M4 vs iPhone 15 Pro Max

Open comparison tool

Comparison Summary

iPad Pro 13 M4 is significantly wider than iPhone 15 Pro Max (215.5 mm vs 76.7 mm), iPad Pro 13 M4 is significantly heavier (579 g vs 221 g), and iPhone 15 Pro Max is significantly thicker (8.25 mm vs 5.1 mm). iPad Pro 13 M4 is 138.8 mm wider and 121.7 mm taller than iPhone 15 Pro Max, making iPa...

Key Differences

Weight
The iPad Pro 13 M4 is 358g heavier than the iPhone 15 Pro Max (162%).
Width
The iPad Pro 13 M4 is 138.8mm wider than the iPhone 15 Pro Max.
Height
The iPad Pro 13 M4 is 121.7mm taller than the iPhone 15 Pro Max.
Thickness
The iPhone 15 Pro Max is 3.2mm thicker than the iPad Pro 13 M4.

Winner Cards

Smaller body

iPhone 15 Pro Max

iPhone 15 Pro Max (76.7 × 159.9 mm) vs iPad Pro 13 M4 (215.5 × 281.6 mm).

Lighter weight

iPhone 15 Pro Max

iPhone 15 Pro Max (221 g) vs iPad Pro 13 M4 (579 g), 358 g lighter.

Thinner design

iPad Pro 13 M4

iPad Pro 13 M4 (5.1 mm) vs iPhone 15 Pro Max (8.25 mm).

Pocketability

iPhone 15 Pro Max

iPhone 15 Pro Max has a smaller overall body size for pocket carry (76.7 × 159.9 × 8.25 mm).

Larger overall size

iPad Pro 13 M4

iPad Pro 13 M4 is 138.8 mm wider and 121.7 mm taller than iPhone 15 Pro Max (215.5 × 281.6 mm vs 76.7 × 159.9 mm).

Dimension Comparison Table

Dimension	iPad Pro 13 M4	iPhone 15 Pro Max	Difference
Width	215.5 mm	76.7 mm	-138.8 mm
Height	281.6 mm	159.9 mm	-121.7 mm
Thickness	5.1 mm	8.25 mm	+3.15 mm
Weight	579 g	221 g	-358 g

Real-world Usage

Pocket Carry

The iPhone 15 Pro Max is the better pocket fit on paper; the iPad Pro 13 M4 may feel tighter when stored vertically in shallow pockets.

One-Hand Use

The iPhone 15 Pro Max's narrower face may suit one-handed scrolling, while the iPad Pro 13 M4 asks for a wider grip across the display.

Daily Comfort

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

Travel & Bag Carry

The iPad Pro 13 M4 uses more organizer space in a bag or backpack; the iPhone 15 Pro Max leaves more room beside cases and chargers, and the iPad Pro 13 M4 adds more listed mass to a packed carry.

Buying Recommendation

Who should choose the iPad Pro 13 M4?

Choose the iPad Pro 13 M4 if thinner 5.1 mm profile (vs 8.25 mm) matter most to you, even though it also has higher listed weight (579g vs 221g), wider 215.5 mm body (vs 76.7 mm), taller 281.6 mm frame (vs 159.9 mm), and larger overall footprint (215.5 × 281.6 mm vs 76.7 × 159.9 mm) compared with the iPhone 15 Pro Max.

Who should choose the iPhone 15 Pro Max?

Choose the iPhone 15 Pro Max if lighter listed weight (221g vs 579g), narrower 76.7 mm width (vs 215.5 mm), shorter 159.9 mm height (vs 281.6 mm), and smaller width × height footprint (76.7 × 159.9 mm vs 215.5 × 281.6 mm) matter most to you, even though it also has thicker 8.25 mm edge (vs 5.1 mm) compared with the iPad Pro 13 M4.

Overall recommendation

Overall, the iPhone 15 Pro Max is the more compact pick on listed size, and the iPad Pro 13 M4 is the larger option for buyers who want more physical presence from the official dimensions alone.

FAQ

Which tablet is bigger?: iPad Pro 13 M4 is 138.8 mm wider and 121.7 mm taller than iPhone 15 Pro Max (215.5 × 281.6 mm vs 76.7 × 159.9 mm).
Which tablet is lighter?: iPhone 15 Pro Max is lighter at 221 g versus iPad Pro 13 M4 at 579 g (358 g difference).
Which tablet is thinner?: iPad Pro 13 M4 is thinner at 5.1 mm compared with iPhone 15 Pro Max at 8.25 mm (3.15 mm difference).
Which tablet is easier to carry?: iPhone 15 Pro Max is easier to carry with a smaller overall body size (76.7 × 159.9 × 8.25 mm, 221 g) than iPad Pro 13 M4 (215.5 × 281.6 × 5.1 mm, 579 g).
Which tablet is better for one-handed use?: iPhone 15 Pro Max is better for one-handed use with a 76.7 mm width, 159.9 mm height, and 221 g weight versus iPad Pro 13 M4 at 215.5 mm, 281.6 mm, and 579 g.
Which device is heavier?: iPad Pro 13 M4 is heavier at 579g compared with iPhone 15 Pro Max at 221g.
How much heavier is iPad Pro 13 M4 than iPhone 15 Pro Max?: iPad Pro 13 M4 is 358g heavier than iPhone 15 Pro Max (579g vs 221g).
Is the weight difference noticeable?: Yes — iPad Pro 13 M4 is 358g heavier than iPhone 15 Pro Max (579g vs 221g), 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 iPad Pro 13 M4 and iPhone 15 Pro Max in the comparison tool