iPhone 11 Pro Max vs iPhone 18 Pro Max
Quick answer
The iPhone 18 Pro Max is 5.4 millimetres0.21 inches taller and 23 grams0.81 ounces heavier than the iPhone 11 Pro Max.
The iPhone 11 Pro Max on Amazon (paid link) is a bargain renewed, but its chip is the oldest still supported, meaning it is probably next to lose software updates. The iPhone 18 Pro Max (paid link) offers double the battery life and a much brighter screen, yet it is taller and heavier in the pocket. Choose the older one to save cash, or the newer one for longevity and endurance.
Paid link.
Easier one-handed: iPhone 11 Pro Max
Pocket: iPhone 11 Pro Max
Weight difference: Noticeable
iPhone 11 Pro Max
from $1,099 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)iPhone 18 Pro Max
from $1,299 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)
Paid link.
TRUE SCALE · 1.3 PX/MM
TRUE SCALE · 2.1 PX/MM
Hand: US Army ANSUR II, 2012 (sex-balanced median). Pockets: The Pudding, 2018. Card: ISO/IEC 7810 ID-1.
iPhone 11 Pro Max: 158 by 77.8 by 8.1 millimetres, 226 grams. iPhone 18 Pro Max: 163.4 by 78 by 8.75 millimetres, 249 grams.
11 Pro Max, 18 Pro Max shown at 2.1 pixels per millimetre.
iPhone 11 Pro Max
from $1,099 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)iPhone 18 Pro Max
from $1,299 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)
Paid link.
Height: 11 Pro Max 158.0 millimetres, 18 Pro Max 163.4 millimetres.Height: 11 Pro Max 6.22 inches, 18 Pro Max 6.43 inches.Width: 11 Pro Max 77.8 millimetres, 18 Pro Max 78.0 millimetres.Width: 11 Pro Max 3.06 inches, 18 Pro Max 3.07 inches.Depth: 11 Pro Max 8.10 millimetres, 18 Pro Max 8.75 millimetres.Depth: 11 Pro Max 0.32 inches, 18 Pro Max 0.34 inches.Weight: 11 Pro Max 226 grams, 18 Pro Max 249 grams.Weight: 11 Pro Max 7.97 ounces, 18 Pro Max 8.78 ounces.
Specifications
| Specification | 11 Pro Max | 18 Pro Max |
|---|---|---|
| Height | 158.0 millimetres6.22 inches | 163.4 millimetres, 5.4 millimetres more6.43 inches, 0.21 inches more |
| Width | 77.8 millimetres3.06 inches | 78.0 millimetres, 0.2 millimetres more3.07 inches, 0.01 inches more |
| Depth | 8.10 millimetres0.32 inches | 8.75 millimetres, 0.65 millimetres more0.34 inches, 0.03 inches more |
| Weight | 226 grams7.97 ounces | 249 grams, 23 grams more8.78 ounces, 0.81 ounces more |
| Volume | 99.6 cubic centimetres6.08 cubic inches | 111.5 cubic centimetres, 12.0 cubic centimetres more6.81 cubic inches, 0.73 cubic inches more |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 84 percent | 91 percent, 7 percent more |
| Display size — Screen size is always quoted in inches. | 6.5 inches | 6.9 inches, 0.4 inches more |
| Resolution | 1242 × 2688 | 1320 × 2868 |
| Pixel density | 458 pixels per inch | 460 pixels per inch, 2 pixels per inch more |
| Cutout | Notch | Dynamic Island |
| Rear main | 48MP | 48MP Fusion, variable aperture f/1.48-f/4.0 |
| Rear ultra-wide | — | 48MP Fusion f/2.2 |
| Rear telephoto | — | 48MP Fusion 100mm (4x optical, 8x optical-quality) |
| Front camera | 12MP | 18MP Center Stage f/1.9 |
| Chip | A13 Bionic | A20 Pro |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 20 hrs | 45 hrs |
| Port | Lightning | USB-C |
| Wireless | 5G · Wi-Fi 6 · Bluetooth 5.0 | 5G · Wi-Fi 7 · Bluetooth 6 · Apple C2 modem |
| Water resistance | IP68 (6m for 30 min) | IP68 (6m for 30 min) |
| Storage | 64 – 512 GB | 256 GB – 2 TB |
| Launch price — Base configuration at launch, in US dollars. | 1,099 dollars | 1,299 dollars, 200 dollars more |
| Released | Sep 2019 | Sep 2026 |
| Status | Legacy | Current |
Dimensions
The iPhone 18 Pro Max is 5.4 mm (0.21 in) taller, 0.2 mm (0.01 in) wider, 0.65 mm (0.03 in) thicker and 23 g (0.81 oz) heavier than the iPhone 11 Pro Max. The iPhone 11 Pro Max measures 158.0 × 77.8 × 8.10 mm (6.22 × 3.06 × 0.32 in) and weighs 226 g (7.97 oz). The iPhone 18 Pro Max measures 163.4 × 78.0 × 8.75 mm (6.43 × 3.07 × 0.34 in) and weighs 249 g (8.78 oz).
Also compared with iPhone 11 Pro Max
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- iPhone 11 Pro Max vs iPhone 18 Pro
Questions about these phones
How much bigger is the iPhone 18 Pro Max than the iPhone 11 Pro Max?
The iPhone 18 Pro Max is 5.4 mm taller and 0.2 mm wider than the iPhone 11 Pro Max. It also has a 0.65 mm greater depth.
Is the iPhone 18 Pro Max heavier than the iPhone 11 Pro Max?
Yes, the iPhone 18 Pro Max weighs 23 grams more than the iPhone 11 Pro Max. This difference is noticeable in daily use.
What is the screen size difference between these models?
The iPhone 18 Pro Max has a 6.9 inch display while the iPhone 11 Pro Max has a 6.5 inch display. The newer model offers 0.4 more inches of screen space.
Which phone is easier to use one handed?
The iPhone 11 Pro Max is easier to use one handed due to its smaller dimensions. It is also better suited for smaller hands.
Do these phones fit in a typical men's jeans pocket?
Both phones fit in a typical men's jeans pocket but the iPhone 11 Pro Max is more pocketable overall. The iPhone 18 Pro Max is slightly larger and heavier.
Is it worth upgrading from the iPhone 11 Pro Max for size alone?
Whether the upgrade is worth it depends on your needs since the size difference is minimal. The battery life improvement on the iPhone 18 Pro Max is a larger change.