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Choosing between two smartphones? Use MobilesIQ to compare mobile phone specifications, prices, processors, camera systems, display quality, RAM, storage and battery capacity side by side.
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Specification
OPPO Find X9 Ultra
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Apple iPhone 18 Pro Max
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—
Brand
OPPO
Apple
Release Date
—
—
Operating System
Android 16 with ColorOS 16
iOS 27
Processor
Qualcomm Snapdragon 8 Elite Gen 5
Apple A20 Pro
Processor Speed
Up to 4.61 GHz (reported CPU clock speed)
Not officially disclosed; 6-core CPU (2 performance + 4 efficiency cores)
Screen Size
6.82 inches
6.9 inches
Display
LTPO AMOLED / ProXDR AMOLED, 10-bit colour
Super Retina XDR LTPO OLED
Resolution
QHD+, 3168 × 1440 pixels
2868 × 1320 pixels (460 ppi)
Refresh Rate
120Hz
120Hz
Brightness
800 nits typical; 1,800 nits HBM; up to 3,600 nits peak as advertised
1,000 nits typical; 1,600 nits HDR peak; 3,000 nits outdoor peak
RAM
12GB LPDDR5X
Not officially disclosed
Storage
12GB + 512GB
12GB + 256GB, 12GB + 512GB, 12GB + 1TB
Battery
7,050mAh typical, silicon-carbon
Up to 43 hours video playback; up to 38 hours streamed video playback
Fast Charging
Yes
Yes
Wireless Charging
Yes
Yes
Colour
Canyon Orange, Tundra Umber
Black, Silver, Glacier, Burgundy
Rear Camera
200MP main + 50MP ultra-wide + 200MP 3× telephoto + 50MP 10× telephoto + 3.2MP monochrome sensor
Triple 48 MP camera system: 48 MP Fusion Main with variable aperture + 48 MP Ultra Wide + 48 MP Telephoto
Front Camera
50MP with autofocus
18 MP Center Stage camera with autofocus
Network
5G, 4G LTE, 3G, 2G
5G, 4G LTE, 3G, 2G
SIM
Dual Nano-SIM support; eSIM supported
Nano-SIM + eSIM; dual eSIM support (market dependent)
Connectivity
Wi-Fi 7, Bluetooth 6.0, USB-C 3.2 Gen 1, GPS, NFC
Wi-Fi 7, Bluetooth 6, NFC, GPS, USB-C, Thread, Ultra Wideband
Security
Ultrasonic in-display fingerprint sensor, face recognition
Face ID facial recognition
Dimensions
163.16 × 76.97mm; thickness approximately 8.7–9.1mm depending on colour
163.4 × 78 × 8.75 mm
Weight
Approximately 235–236g
249 grams
Performance Rating
9.5
9.9
Value Rating
7.8
8.5
Specification
OPPO Find X9 Ultra
—
—
Apple iPhone 18 Pro Max
—
—
Brand
OPPO
Apple
Release Date
—
—
Operating System
Android 16 with ColorOS 16
iOS 27
Processor
Qualcomm Snapdragon 8 Elite Gen 5
Apple A20 Pro
Processor Speed
Up to 4.61 GHz (reported CPU clock speed)
Not officially disclosed; 6-core CPU (2 performance + 4 efficiency cores)
Screen Size
6.82 inches
6.9 inches
Display
LTPO AMOLED / ProXDR AMOLED, 10-bit colour
Super Retina XDR LTPO OLED
Resolution
QHD+, 3168 × 1440 pixels
2868 × 1320 pixels (460 ppi)
Refresh Rate
120Hz
120Hz
Brightness
800 nits typical; 1,800 nits HBM; up to 3,600 nits peak as advertised
1,000 nits typical; 1,600 nits HDR peak; 3,000 nits outdoor peak
RAM
12GB LPDDR5X
Not officially disclosed
Storage
12GB + 512GB
12GB + 256GB, 12GB + 512GB, 12GB + 1TB
Battery
7,050mAh typical, silicon-carbon
Up to 43 hours video playback; up to 38 hours streamed video playback
Fast Charging
Yes
Yes
Wireless Charging
Yes
Yes
Colour
Canyon Orange, Tundra Umber
Black, Silver, Glacier, Burgundy
Rear Camera
200MP main + 50MP ultra-wide + 200MP 3× telephoto + 50MP 10× telephoto + 3.2MP monochrome sensor
Triple 48 MP camera system: 48 MP Fusion Main with variable aperture + 48 MP Ultra Wide + 48 MP Telephoto
Front Camera
50MP with autofocus
18 MP Center Stage camera with autofocus
Network
5G, 4G LTE, 3G, 2G
5G, 4G LTE, 3G, 2G
SIM
Dual Nano-SIM support; eSIM supported
Nano-SIM + eSIM; dual eSIM support (market dependent)
Connectivity
Wi-Fi 7, Bluetooth 6.0, USB-C 3.2 Gen 1, GPS, NFC
Wi-Fi 7, Bluetooth 6, NFC, GPS, USB-C, Thread, Ultra Wideband
Security
Ultrasonic in-display fingerprint sensor, face recognition
Face ID facial recognition
Dimensions
163.16 × 76.97mm; thickness approximately 8.7–9.1mm depending on colour
163.4 × 78 × 8.75 mm
Weight
Approximately 235–236g
249 grams
Performance Rating
9.5
9.9
Value Rating
7.8
8.5
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