Sizometry

Device sizes, specs, and comparisons.

iPhone 18 Pro Max vs Find X9 Pro

Device summary

Apple

iPhone 18 Pro Max

OPPO

Find X9 Pro

Full specifications

Basic information

Release year

iPhone 18 Pro Max
2026
Find X9 Pro
2025

Starting price

iPhone 18 Pro Max
$1,299
Find X9 Pro

Display size

iPhone 18 Pro Max
6.9-inch
Find X9 Pro
6.8-inch

Dimensions

iPhone 18 Pro Max
78.0 mm × 163.4 mm × 8.8 mm
Find X9 Pro
76.5 mm × 161.3 mm × 8.3 mm

Weight

iPhone 18 Pro Max
249 g
Find X9 Pro
224 g

Front material

iPhone 18 Pro Max
Ceramic Shield 2
Find X9 Pro

Back material

iPhone 18 Pro Max
Ceramic Shield
Find X9 Pro

Display

Display technology

iPhone 18 Pro Max
Super Retina XDR OLED
Find X9 Pro
AMOLED

Resolution

iPhone 18 Pro Max
2868 × 1320
Find X9 Pro
2772 × 1272

Refresh rate

iPhone 18 Pro Max
120 Hz
Find X9 Pro
120 Hz

Peak brightness

iPhone 18 Pro Max
3000 nits
Find X9 Pro
1800 nits

Protection

iPhone 18 Pro Max
Ceramic Shield 2
Find X9 Pro
Corning Gorilla Glass Victus 2

Performance

Chipset

iPhone 18 Pro Max
Apple A20 Pro
Find X9 Pro
MediaTek Dimensity 9500

GPU

iPhone 18 Pro Max
7-core GPU with Neural Accelerators
Find X9 Pro
Arm Mali Drage MC12

Storage

iPhone 18 Pro Max
256 GB, 512 GB, 1024 GB, 2048 GB
Find X9 Pro
512 GB

Expandable storage

iPhone 18 Pro Max
No
Find X9 Pro

RAM

iPhone 18 Pro Max
Find X9 Pro
16 GB

Cameras

Main camera

iPhone 18 Pro Max
Fusion Main · 48 MP · ƒ/1.48–ƒ/4.0 · 24 mm · Second-generation sensor-shift OIS
Find X9 Pro
Wide · 50 MP · ƒ/1.5 · OIS

Ultra-wide camera

iPhone 18 Pro Max
Fusion Ultra Wide · 48 MP · ƒ/2.2 · 13 mm
Find X9 Pro
Ultra Wide · 50 MP · ƒ/2.0

Telephoto camera

iPhone 18 Pro Max
Fusion Telephoto · 48 MP · ƒ/2.8 · 100 mm · 4× optical zoom · 3D sensor-shift OIS
Find X9 Pro
Telephoto · 200 MP · ƒ/2.1 · OIS

Monochrome camera

iPhone 18 Pro Max
Find X9 Pro
Monochrome · 2 MP · ƒ/2.4

Front cameras

iPhone 18 Pro Max
Center Stage · 18 MP · ƒ/1.9
Find X9 Pro
Front · 50 MP · ƒ/2.0

Video recording

iPhone 18 Pro Max
4K Dolby Vision up to 120 fps, ProRes up to 4K at 120 fps
Find X9 Pro
4K at 120 fps

Battery & charging

Wired charging

iPhone 18 Pro Max
Find X9 Pro
80 W

Wireless charging

iPhone 18 Pro Max
25 W
Find X9 Pro
50 W

Charging standard

iPhone 18 Pro Max
USB-C, MagSafe up to 25W, Qi2 up to 25W
Find X9 Pro
SUPERVOOC; AIRVOOC

Video playback (Manufacturer claim)

iPhone 18 Pro Max
45 h
Find X9 Pro

Streamed video (Manufacturer claim)

iPhone 18 Pro Max
40 h
Find X9 Pro

Battery type

iPhone 18 Pro Max
Built-in rechargeable lithium-ion
Find X9 Pro

Typical capacity

iPhone 18 Pro Max
Find X9 Pro
7500 mAh

Rated capacity

iPhone 18 Pro Max
Find X9 Pro
7290 mAh

Connectivity

Cellular

iPhone 18 Pro Max
5G (sub-6 GHz and mmWave), Gigabit LTE
Find X9 Pro
5G, LTE

Wi‑Fi

iPhone 18 Pro Max
Wi‑Fi 7 (802.11be)
Find X9 Pro
Wi‑Fi 7

Bluetooth

iPhone 18 Pro Max
Bluetooth 6
Find X9 Pro
Bluetooth 6.0

USB

iPhone 18 Pro Max
USB-C (USB 3, up to 10Gb/s)
Find X9 Pro
USB 3.2 Gen 1 Type‑C

NFC

iPhone 18 Pro Max
Yes
Find X9 Pro

eSIM

iPhone 18 Pro Max
Yes
Find X9 Pro

Satellite

iPhone 18 Pro Max
Emergency SOS via satellite
Find X9 Pro

Build & durability

Frame

iPhone 18 Pro Max
Aluminum unibody
Find X9 Pro

Ingress protection

iPhone 18 Pro Max
IP68
Find X9 Pro

Key differences

The most meaningful measured gaps in size and weight — not an overall winner.

  • Weight

    Find X9 Pro

    25 g lighter

  • Height

    iPhone 18 Pro Max

    2.1 mm taller · minor difference

  • Width

    iPhone 18 Pro Max

    1.5 mm wider · minor difference

  • Thickness

    Find X9 Pro

    0.5 mm thinner

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