Asus ROG Phone 8 vs Xiaomi 13 Ultra Specs Comparison

Availability

Officially announced
Jan 08, 2024	Apr 18, 2023
Prices (MSRP)
€1100	$1199

Design

Dimensions
6.45 x 3.02 x 0.35 inches 163.8 x 76.8 x 8.9 mm	6.43 x 2.94 x 0.36 inches 163.2 x 74.6 x 9.1 mm
Weight
7.94 oz / 225.0 g	8.01 oz / 227.0 g
Materials
Back: Glass (Corning Gorilla Glass) Frame: Aluminum	Back: Leather Frame: Aluminum
Resistance
Yes; IP68	Yes; IP68
Biometrics
Optical in-screen fingerprint	Optical in-screen fingerprint
Features
Dedicated game buttons
Keys
	Right: Volume control, Lock/Unlock key
Colors
Phantom Black, Rebel Grey	Black, Olive Green, White

Display

Size
6.8-inch, 88.31% screen-to-body	6.7-inch, 89.66% screen-to-body
Type
OLED, 165Hz, HDR, 2500 nits	AMOLED, 120Hz, 2600 nits
Resolution
2400x1080px, 20:9 ratio, 388 PPI	3200x1440px, 20:9 ratio, 521 PPI
Protection
Corning Gorilla Glass Victus 2	Corning Gorilla Glass Victus

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	2 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
QualcommSnapdragon 8 Gen 3 SM8650-AB (4 nm)	Snapdragon 8 Gen 2 SM8550 (4 nm)
Processor
Octa-core 1x3.3GHz Cortex-X4 5x3.2GH​z Cortex-A720 2x2.3​GHz Cortex-A520	Octa-core 1x3.2GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve
GPU
Adreno 750	Adreno 740
Memory
12GB (LPDDR5X)/256GB (UFS 4.0) 16GB/256GB	12GB (LPDDR5)/256GB (UFS 4.0) 16GB/512GB 16GB/1024GB
Storage expansion
	not expandable
OS
Android (14)	Android (13)

PhoneArena Performance Test

GeekBench 6 Single
3203	1974
GeekBench 6 Multi
10184	5442
3D Mark High
5935	3549
3D Mark Low
5813	3351

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
5500 mAh	5000 mAh, Li - Polymer
Charging
Fast charging Qi wireless charging, Reverse wired charging	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 65.0W Wireless: 15.0W	Wired: 90.0W Wireless: 50.0W

PhoneArena Battery Tests

Battery Life Estimate

8h 37min

Browsing

18h 25min

Video

12h 41min

Gaming

13h 41min

Battery Life Estimate

6h 0min

Browsing

7h 4min

Video

11h 6min

Gaming

12h 30min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Quad camera
Main camera
50 MP (OIS, PDAF) Aperture size: F1.9 Focal length: 24 mm Sensor size: 1/1.56" Pixel size: 1.0 μm	50.3 MP (OIS, Laser and PDAF) Aperture size: F4.0/F1.9 Focal length: 23 mm Sensor size: 1" Pixel size: 1.6 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm	50 MP (Ultra-wide, PDAF) Aperture size: F1.8 Focal Length: 12 mm Sensor size: 1/2.51"
Third camera
32 MP (Telephoto, OIS) Optical zoom: 3.0x Aperture size: F2.4 Sensor size: 1/3.2" Pixel size: 0.7 μm	50 MP (Telephoto, OIS, PDAF) Optical zoom: 3.2x Aperture size: F1.8 Focal Length: 75 mm Sensor size: 1/2.51"
Fourth camera
	50 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 5.0x Aperture size: F3.0 Focal Length: 120 mm Sensor size: 1/2.51"
Fifth camera
	ToF 3D depth sensing
Flash
LED	LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps)	8K UHD (24 fps), 4K UHD (60 fps), 1080p (1920 fps) EIS, Dolby Vision HDR
Front
32 MP Video capture: 1080p	32 MP (HDR)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

152

Overall

160

Photo

143

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

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

Multimedia

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

Cellular

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

Alternative variants

With 16GB RAM

Memory	16GB

With 16GB RAM and 512GB internal storage

Memory	16GB/512GB

With 16GB RAM and 1TB internal storage

Memory	16GB/1024GB

Links

Full specifications
Asus ROG Phone 8 Specs	Xiaomi 13 Ultra Specs
PhoneArena Review
	Xiaomi 13 Ultra Review