Xiaomi 17 Ultra vs Xiaomi Poco X8 Pro Max Specs Comparison

Availability

Officially announced
Dec 25, 2025	Mar 17, 2026
Prices (MSRP)
16GB/512GB - €1499	12GB/256GB - $469

Design

Dimensions
6.41 x 3.06 x 0.33 inches 162.9 x 77.6 x 8.5 mm	6.41 x 3.07 x 0.32 inches 162.9 x 77.9 x 8.2 mm
Weight
8.11 oz / 230.0 g	7.69 oz / 218.0 g
Materials
Back: Plastic Frame: Aluminum	Back: Glass Frame: Aluminum
Resistance
Water, Dust; IP69	Water, Dust; IP68
Biometrics
Ultrasonic in-screen fingerprint	Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, White, Starry Green, Purple

Display

Size
6.9-inch, 93.16% screen-to-body	6.8-inch, 90.22% screen-to-body
Type
AMOLED, 120Hz, Dolby Vision, 3500 nits	AMOLED, 120Hz, 3500 nits
Resolution
2608x1200px, 19.5:5 ratio, 416 PPI	2772x1280px, 447 PPI
Features
Ambient light sensor, Proximity sensor

PhoneArena Display Test

Bright Max (20% APL)
3515 (Excellent)	3362 (Excellent)
Bright Min
1 (Excellent)	1.9 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm)	MediaTek Dimensity 9500 (3 nm)
Processor
Octa-core 2x4.6GHz Oryon V3 Phoenix L 6x3.62GHz Oryon V3 Phoenix M	Octa-core 1x4.21GHz C1-Ultra 3x3.5GHz C1-Premium 4x2.7 GHz C1-Pro
GPU
Adreno 840	Mali G1-Ultra
Memory
12GB/512GB (UFS 4.1) 16GB/512GB 16GB/1TB	12GB/256GB 12GB/512GB
Storage expansion
not expandable
OS
Android (16)	Android (16)

PhoneArena Performance Test

GeekBench 6 Single
3525	2636
GeekBench 6 Multi
10545	8334
3D Mark High
6305	4194
3D Mark Low
3899	3416

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
6800 mAh, Si - Carbon	8500 mAh, Si - Carbon
Charging
Fast charging Qi wireless charging, Reverse wireless charging, Reverse wired charging
Charge speed
Wired: 90.0W Wireless: 50.0W	Wired: 100.0W

PhoneArena Battery Tests

Battery Life Estimate

9h 2min

Browsing

22h 39min

Video

14h 9min

Gaming

7h 10min

Battery Life Estimate

10h 21min

Browsing

26h 6min

Video

15h 26min

Gaming

9h 55min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Dual camera
Main camera
50 MP Aperture size: F1.7 Focal length: 23 mm Sensor size: 1"	50 MP (OIS, PDAF) Aperture size: F1.5
Second camera
50 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 14 mm Sensor size: 1/2.76" Pixel size: 0.64 μm	8 MP (Ultra-wide) Aperture size: F2.2
Third camera
200 MP (Telephoto, Periscope) Optical zoom: 4.2x Aperture size: F2.4/F3.0 Focal Length: 100 mm Sensor size: 1/1.4" Pixel size: 0.56 μm
Fourth camera
ToF 3D depth sensing
Flash
LED	LED
Video recording
8K UHD (30 fps), 4K UHD (120 fps)	Yes
Front
50 MP	20 MP

PhoneArena Camera Tests

155

Overall

163

Photo

147

Video

N/A

Overall

N/A

Photo

N/A

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.4	Yes
WLAN
Wi-Fi 6,Wi-Fi 7 Wi-Fi Direct, Hotspot	Wi-Fi 6,Wi-Fi 7 Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Emergency SOS via satellite (SMS sending/receiving), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, 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, Infrared	NFC

Multimedia

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

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n77, n78, n80, n84, SA, NSA	5G Ready
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66
TDD Bands
34, 38, 39, 40, 41, 42, 48
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM, Dual Nano SIM	Nano SIM

Discover more

Full Specs Xiaomi 17 Ultra Specs PA Review Xiaomi 17 Ultra Review

Full Specs Xiaomi Poco X8 Pro Max Specs PA Review Xiaomi Poco X8 Pro Max Review