vivo X300 Ultra vs Xiaomi 17 Ultra Specs Comparison

Availability

Officially announced
Mar 30, 2026	Dec 25, 2025
Prices (MSRP)
12GB/256GB - €1999	16GB/512GB - €1499

Design

Dimensions
6.42 x 3.02 x 0.32 inches (~0.63 inches with camera bump) 162.98 x 76.81 x 8.19 mm (~15.96 mm with camera bump)	6.41 x 3.06 x 0.33 inches 162.9 x 77.6 x 8.5 mm
Weight
8.18 oz / 232.0 g	8.11 oz / 230.0 g
Materials
Back: Glass Frame: Aluminum	Back: Plastic Frame: Aluminum
Resistance
Yes; IP69	Water, Dust; IP69
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, Soft Green	Black, White, Starry Green, Purple

Display

Size
6.8-inch, 90.04% screen-to-body	6.9-inch, 93.16% screen-to-body
Type
AMOLED, 144Hz, HDR	AMOLED, 120Hz, Dolby Vision, 3500 nits
Resolution
3168x1440px, 19.8:9 ratio, 510 PPI	2608x1200px, 19.5:5 ratio, 416 PPI
Features
	Ambient light sensor, Proximity sensor

PhoneArena Display Test

Bright Max (20% APL)
3300 (Excellent)	3515 (Excellent)
Bright Min
0.81 (Excellent)	1 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm)	Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm)
Processor
Octa-core 2x4.61GHz Oryon V3 Phoenix L 6x3.53GHz Oryon V3 Phoenix M	Octa-core 2x4.6GHz Oryon V3 Phoenix L 6x3.62GHz Oryon V3 Phoenix M
GPU
Adreno 840	Adreno 840
Memory
12GB (LPDDR5X)/256GB (UFS 4.1) 12GB/512GB 16GB/512GB 16GB/1TB	12GB/512GB (UFS 4.1) 16GB/512GB 16GB/1TB
Storage expansion
not expandable	not expandable
OS
Android (16)	Android (16)

PhoneArena Performance Test

GeekBench 6 Single
3493	3525
GeekBench 6 Multi
10736	10545
3D Mark High
7380	6305
3D Mark Low
4277	3899

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
6600 mAh, Si - Carbon	6800 mAh, Si - Carbon
Charging
Qi wireless charging, Reverse wired charging	Fast charging Qi wireless charging, Reverse wireless charging, Reverse wired charging
Charge speed
Wired: 100.0W Wireless: 40.0W	Wired: 90.0W Wireless: 50.0W

PhoneArena Battery Tests

Battery Life Estimate

8h 28min

Browsing

20h 19min

Video

11h 54min

Gaming

11h 30min

Battery Life Estimate

9h 2min

Browsing

22h 39min

Video

14h 9min

Gaming

7h 10min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple camera
Main camera
200 MP (OIS, Laser autofocus, PDAF) Sensor name: Sony LYT-901 Aperture size: F1.9 Focal length: 35 mm Sensor size: 1/1.12″	50 MP Aperture size: F1.7 Focal length: 23 mm Sensor size: 1"
Second camera
50 MP (Ultra-wide, OIS, PDAF) Sensor name: Sony LYT-818 Aperture size: F2.0 Focal Length: 14 mm Sensor size: 1/1.28" Pixel size: 1.22 μm	50 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 14 mm Sensor size: 1/2.76" Pixel size: 0.64 μm
Third camera
200 MP (Telephoto, Periscope, OIS, PDAF) Sensor name: Samsung ISOCELL HP0 Optical zoom: 3.7x Aperture size: F2.7 Focal Length: 85 mm Sensor size: 1/1.4" Pixel size: 0.56 μm	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), 1080p (240 fps) OIS, HDR	8K UHD (30 fps), 4K UHD (120 fps)
Front
50 MP Video capture: 4K UHD (60 fps)	50 MP

PhoneArena Camera Tests

154

Overall

165

Photo

143

Video

155

Overall

163

Photo

147

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.4	5.4
WLAN
Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	Wi-Fi 6,Wi-Fi 7 Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Barometer, Emergency SOS via satellite (SMS sending/receiving), Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC, Infrared	NFC, Infrared

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, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n70, n78, n79, n80	n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n77, n78, n80, n84, SA, NSA
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66
TDD Bands
34, 38, 39, 40, 41, 42, 43, 48	34, 38, 39, 40, 41, 42, 48
3G Bands
1, 2, 4, 5, 6, 8, 19
Data Speed
	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM	eSIM, Dual Nano SIM

Discover more

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