Device Size Comparison
Weight
The iPad Pro 13 M4 is 346g heavier than the iPhone 17 Pro Max (148.5%).
Width
The iPad Pro 13 M4 is 137.5mm wider than the iPhone 17 Pro Max.
Height
The iPad Pro 13 M4 is 118.2mm taller than the iPhone 17 Pro Max.
Thickness
The iPhone 17 Pro Max is 3.7mm thicker than the iPad Pro 13 M4.
Smaller body
iPhone 17 Pro Max
iPhone 17 Pro Max (78 × 163.4 mm) vs iPad Pro 13 M4 (215.5 × 281.6 mm).
Lighter weight
iPhone 17 Pro Max
iPhone 17 Pro Max (233 g) vs iPad Pro 13 M4 (579 g), 346 g lighter.
Thinner design
iPad Pro 13 M4
iPad Pro 13 M4 (5.1 mm) vs iPhone 17 Pro Max (8.75 mm).
Pocketability
iPhone 17 Pro Max
iPhone 17 Pro Max has a smaller overall body size for pocket carry (78 × 163.4 × 8.75 mm).
Larger overall size
iPad Pro 13 M4
iPad Pro 13 M4 is 137.5 mm wider and 118.2 mm taller than iPhone 17 Pro Max (215.5 × 281.6 mm vs 78 × 163.4 mm).
| Dimension | iPad Pro 13 M4 | iPhone 17 Pro Max | Difference |
|---|---|---|---|
| Width | 215.5 mm | 78 mm | -137.5 mm |
| Height | 281.6 mm | 163.4 mm | -118.2 mm |
| Thickness | 5.1 mm | 8.75 mm | +3.65 mm |
| Weight | 579 g | 233 g | -346 g |
Pocket Carry
The iPhone 17 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 17 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 17 Pro Max leaves more room beside cases and chargers, and the iPad Pro 13 M4 adds more listed mass to a packed carry.
Who should choose the iPad Pro 13 M4?
Choose the iPad Pro 13 M4 if thinner 5.1 mm profile (vs 8.75 mm) matter most to you, even though it also has higher listed weight (579g vs 233g), wider 215.5 mm body (vs 78 mm), taller 281.6 mm frame (vs 163.4 mm), and larger overall footprint (215.5 × 281.6 mm vs 78 × 163.4 mm) compared with the iPhone 17 Pro Max.
Who should choose the iPhone 17 Pro Max?
Choose the iPhone 17 Pro Max if lighter listed weight (233g vs 579g), narrower 78 mm width (vs 215.5 mm), shorter 163.4 mm height (vs 281.6 mm), and smaller width × height footprint (78 × 163.4 mm vs 215.5 × 281.6 mm) matter most to you, even though it also has thicker 8.75 mm edge (vs 5.1 mm) compared with the iPad Pro 13 M4.
Overall recommendation
Overall, the iPhone 17 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.
More size comparisons from the same device families, brands, and recent flagship models.
Open iPad Pro 13 M4 and iPhone 17 Pro Max in the comparison tool