Apple iPhone 18 Pro Max
Not rated yet
US launch / reference: $1,299
US availability: September 18, 2026
Manufacturer source ↗Apple iPhone 18 Pro Max vs Apple iPhone Duo
An overall editorial verdict is not available for this pair yet. Your priorities and current prices can change the better choice.
Apple iPhone Duo
Not rated yet
US launch / reference: $1,999
US availability: October 23, 2026
Manufacturer source ↗Start with the tradeoffs
Consider Apple iPhone 18 Pro Max for
- Variable-aperture main camera with four aperture settings
- Dedicated 48 MP 4x telephoto camera
- 6.9-inch display with adaptive refresh up to 120 Hz
Tradeoff: 249 g body
Consider Apple iPhone Duo for
- 7.6-inch folding inner display supports two apps side by side
- Both displays support adaptive refresh up to 120 Hz
- USB-C supports data transfers up to 10 Gb/s
Tradeoff: 254 g body; 11.3 mm thick when folded
Scores and judgments are editorial. Specdex does not run an in-house benchmark lab. Manufacturer claims and independent measurements may use different test conditions.
Specifications side by side
Arrows indicate a higher capacity, higher power rating, or lower weight/time for comparable simple quantities. They do not establish overall product quality. Unknown values remain unavailable.
| Specification | Apple iPhone 18 Pro Max | Apple iPhone Duo |
|---|---|---|
| Chipset | Apple A20 Pro; 6-core CPU, 7-core GPU, dual 16-core Neural Engine | Apple A20 Pro; 6-core CPU, 7-core GPU, dual 16-core Neural Engine |
| Display | 6.9-inch OLED; 2868 × 1320; adaptive refresh up to 120 Hz; Always-On | Not documented |
| Storage | 256 GB, 512 GB, 1 TB or 2 TB | 256 GB, 512 GB, 1 TB or 2 TB |
| Rear cameras | 48 MP main with f/1.48, f/1.8, f/2.8 and f/4.0 apertures; 48 MP ultrawide; 48 MP 4x telephoto | 48 MP main, f/1.6; 48 MP ultrawide, f/2.2; 2x optical-quality crop from main camera |
| Front camera | 18 MP Center Stage; f/1.9; autofocus | Not documented |
| Weight | ↑ 249 g | 254 g |
| Dimensions | 163.4 × 78.0 × 8.75 mm (H × W × D) | 117.8 × 84.1 × 11.3 mm folded; 117.8 × 164.6 × 5.2 mm open (H × W × D) |
| Battery | Apple-rated video playback: up to 45 hours; actual use varies | Apple-rated video playback: up to 31 hours on inner display or 44 hours on outer display; actual use varies |
| Wireless charging | MagSafe and Qi2 up to 25 W; charger sold separately | MagSafe and Qi2 up to 25 W; charger sold separately |
| Connectivity | Wi-Fi 7, Bluetooth 6, Thread; US sub-6 GHz and mmWave 5G | Wi-Fi 7, Bluetooth 6, Thread; US sub-6 GHz and mmWave 5G |
| Port | USB-C; USB 3 up to 10 Gb/s; DisplayPort | USB-C; USB 3 up to 10 Gb/s; DisplayPort |
| Biometrics and SIM | Face ID; dual eSIM; no physical SIM slot in US models | Touch ID in side button; dual eSIM; no physical SIM slot |
| IP rating | IP68; Apple test: 6 m for up to 30 minutes | IP68; Apple test: 6 m for up to 30 minutes |
| OS | iOS 27 | iOS 27 |
| Inner display | Not documented | 7.6-inch folding OLED; 1878 × 2670; nano-texture finish; adaptive refresh up to 120 Hz |
| Outer display | Not documented | 5.4-inch OLED; 1398 × 2034; adaptive refresh up to 120 Hz; Always-On |
| Front cameras | Not documented | 12 MP outer Center Stage; under-display inner FaceTime camera with 1080p video up to 60 fps |
Apple iPhone 18 Pro Max
Prices & availability
US launch / reference: $1,299. This is not a current retailer offer.
Checking current offers…
Price history
History appears when an approved retailer provides observations.
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.
Apple iPhone Duo
Prices & availability
US launch / reference: $1,999. This is not a current retailer offer.
Checking current offers…
Price history
History appears when an approved retailer provides observations.
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.