iPhone 16 Pro Max (6.9") vs Galaxy S25 Ultra (6.9") — Side-by-Side Size Comparison

Compare iPhone 16 Pro Max (6.9") vs Galaxy S25 Ultra (6.9") side by side. The Galaxy S25 Ultra (6.9") has 0% more screen area (6.3" × 2.9" vs 6.3" × 2.9"). Free interactive overlay tool.

iPhone 16 Pro Max (6.9") measures 6.3" wide × 2.9" tall (18.3 sq in of screen area). Galaxy S25 Ultra (6.9") measures 6.3" wide × 2.9" tall (18.3 sq in). The iPhone 16 Pro Max (6.9") has 0% more screen area than the Galaxy S25 Ultra (6.9").

A 6.9" phone fits comfortably in most hands for one-handed use; a 6.9" phone requires two hands for many interactions but provides significantly more screen real estate for video, reading, and gaming. The 0" difference in width is the most impactful dimension for pocket fit and one-handed reach.

Quick Comparison Facts

More screen area

6.3" × 2.9"

iPhone 16 Pro Max (6.9") (W×H)

6.3" × 2.9"

Galaxy S25 Ultra (6.9") (W×H)

Display 1

Aspect ratio

Size

Orientation

Display 2

Aspect ratio

Size

Orientation

Size Comparison

Display 1: 6.9in 19.5x9 (vertical)

Display 2: 6.9in 19.5x9 (vertical)

Comparison Details

Display 1

6.9in diagonal

6.3" × 2.9" (W×H)

18.3 sq in area

19.5:9 · ~639 PPI (4K)

Difference

area difference

diagonal difference

Display 2

6.9in diagonal

6.3" × 2.9" (W×H)

18.3 sq in area

19.5:9 · ~639 PPI (4K)

Check exact PPI & sharpness for your desk depth →

Which Screen Size Should You Choose?

Choose the iPhone 16 Pro Max (6.9") if:

You use your phone mostly one-handed
Pocketability and comfort matter more than screen size
You have smaller hands (palm width under 3.5")
Battery size is less important than compactness

Choose the Galaxy S25 Ultra (6.9") if:

You watch videos, play games, or read on your phone regularly
You always carry your phone in a bag or large pocket
You want a bigger battery (larger phones typically have more capacity)
Split-screen multitasking is part of your workflow

iPhone 16 Pro Max (6.9") vs Galaxy S25 Ultra (6.9"): Detailed Specifications

Specification	iPhone 16 Pro Max (6.9")	Galaxy S25 Ultra (6.9")
Screen diagonal	6.9"	6.9"
Width	6.3"	6.3"
Height	2.9"	2.9"
Screen area	18.3 sq in	18.3 sq in

The iPhone 16 Pro Max (6.9") has 0% more screen area than the Galaxy S25 Ultra (6.9"). In practice, this means the iPhone 16 Pro Max (6.9") (6.3" wide) extends 0.0" further across and 0.0" taller than the Galaxy S25 Ultra (6.9").

The extra 0.0" of height on the Galaxy S25 Ultra (6.9") translates directly to more content visible on screen without scrolling — roughly 10–15% more lines of text or a noticeably larger keyboard. For streaming video, the 0% larger screen area makes a real difference in immersion. The trade-off is one-hand reachability: most people with average hands (3.5–3.8" palm width) find screens over 6.5" require two-hand use for tasks like typing at the top of the screen.

Use the interactive tool above to visualize exactly how these sizes compare on your screen. You can also adjust the aspect ratio and orientation to match your specific device.

Frequently Asked Questions

How much bigger is a Galaxy S25 Ultra (6.9") display than a iPhone 16 Pro Max (6.9")?

A Galaxy S25 Ultra (6.9") display has 0% more screen area than a iPhone 16 Pro Max (6.9"). The iPhone 16 Pro Max (6.9") measures 6.3" × 2.9" (18.3 sq in) while the Galaxy S25 Ultra (6.9") measures 6.3" × 2.9" (18.3 sq in).

What are the exact dimensions of a Galaxy S25 Ultra (6.9") display?

A Galaxy S25 Ultra (6.9") display measures 6.3 inches wide by 2.9 inches tall, giving a total viewing area of 18.3 square inches.

Is the Galaxy S25 Ultra (6.9") too big to use one-handed?

For most people with average-sized hands, phones over 6.5" become difficult to use fully one-handed. If you're upgrading from a iPhone 16 Pro Max (6.9") to a Galaxy S25 Ultra (6.9"), expect to use two hands for typing and reaching the top corners of the screen.