Xiaomi 15 vs Asus ROG Phone 9 Specs Comparison

Availability

Prices (MSRP)
€999	$999 | €1099

Design

Dimensions
6.00 x 2.80 x 0.32 inches 152.3 x 71.2 x 8.08 mm	6.45 x 3.02 x 0.35 inches 163.8 x 76.8 x 8.9 mm
Weight
6.67 oz (189.0 g)	8.01 oz (227.0 g)
Materials
Back: Glass	Back: Glass Frame: Aluminum
Resistance
Yes; IP68	Water, Dust; IP68
Biometrics
Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Features
	Dedicated game buttons
Keys
Right: Volume control, Lock/Unlock key

Display

Size
6.4-inch, 90.03% screen-to-body	6.8-inch, 88.31% screen-to-body
Type
OLED, 120Hz, HDR, 3200 nits	OLED, 185Hz, HDR, 2500 nits
Resolution
2670x1200px, 20:9 ratio, 460 PPI	2400x1080px, 20:9 ratio, 388 PPI
Protection
	Corning Gorilla Glass Victus 2
Features
HDR support, Dolby Vision

Hardware

System chip
Snapdragon 8 Elite SM8750-AB (3 nm)	Snapdragon 8 Elite SM8750-AB (3 nm)
Processor
Octa-core 2x4.32GHz Prime cores 6x3.53GHz Performance core	Octa-core 2x4.32GHz Prime cores 6x3.53GHz Performance core
GPU
Adreno 830	Adreno 830
Memory
12GB/256GB (UFS 4.0) 12GB/512GB 16GB/512GB 16GB/1024GB	12GB (LPDDR5X)/256GB (UFS 4.0) 12GB/512GB
Storage expansion
not expandable
OS
Android (14)	Android (15)

Battery

Type
5240 mAh	5800 mAh
Charging
Fast charging Qi wireless charging, Reverse wireless charging	Fast charging Qi wireless charging, Reverse wired charging
Charge speed
Wired: 90.0W Wireless: 50.0W	Wired: 65.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

7h 18min

Browsing

17h 6min

Video

9h 49min

Gaming

11h 38min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple camera
Main camera
50 MP (OIS, Laser and PDAF) Aperture size: F1.6 Focal length: 23 mm	50 MP (OIS, PDAF) Sensor size: 1/1.56"
Second camera
50 MP (Telephoto, Periscope, OIS) Optical zoom: Yes Aperture size: F2.2	13 MP (Ultra-wide)
Third camera
50 MP (Telephoto, Periscope, OIS) Optical zoom: Yes Aperture size: F2.0 Focal Length: 60 mm	5 MP (Macro)
Flash
Dual LED	LED
Video recording
8K UHD (30 fps), 4K UHD (60 fps), 1080p (960 fps)	4K UHD (60 fps), 1080p (240 fps)
Front
32 MP Video capture: 4K UHD (60 fps)	32 MP Video capture: 1080p

PhoneArena Camera Tests

146

Overall

153

Photo

138

Video

N/A

Overall

N/A

Photo

N/A

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.4	5.3
WLAN
a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	b,g,n,ac,Wi-Fi 6,Wi-Fi 7,Wi-Fi 6E Wi-Fi Direct, Hotspot 802.11 b, g, n, ac, ax
USB
Type-C, USB 3.2	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Barometer	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC, Infrared	NFC

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G Bands
n1, n3, n5, n7, n8, n28, n38, n40, n41, n48, n66, n77, n78, n79, SA, NSA	n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n29, n38, n40, n41, n48, n66, n71, n77, n78, n79, SA, NSA, Sub-6
4G (FDD) Bands
1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 66	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71
4G (TDD) Bands
34, 38, 39, 40, 41, 42, 48	34, 38, 39, 41, 42, 48
3G Bands
1, 2, 4, 5, 6, 8	1, 2, 4, 5, 6, 8
Data Speed
	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM + eSIM	Dual Nano SIM

Alternative variants

With 512GB internal storage

Memory	512GB

With 512GB internal storage

Memory	512GB
Prices (MSRP)	€1149

With 16GB RAM and 512GB internal storage

Memory	16GB/512GB

With 16GB RAM and 1TB internal storage

Memory	16GB/1024GB

Links

Full specifications
Xiaomi 15 Specs	Asus ROG Phone 9 Specs
PhoneArena Review
Xiaomi 15 Review