vivo X300 vs Xiaomi 17 Ultra Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.8
vivo X300
vivo X300 Xiaomi 17 Ultra
Released · Oct 17, 2025
Released · Dec 27, 2025
6.3-inch · 264x1216px
6.9-inch · 2608x1200px
Triple camera
Triple camera
12GB · 256GB
12GB · 512GB
6040 mAh
6800 mAh
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Availability

Officially announced
Dec 25, 2025
Prices (MSRP)
€1049 16GB/512GB - €1499

Design

Dimensions
5.93 x 2.83 x 0.31 inches
150.57 x 71.92 x 7.95 mm
6.41 x 3.06 x 0.33 inches
162.9 x 77.6 x 8.5 mm
Weight
6.70 oz / 190.0 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
Left: Other; Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, White, Starry Green, Purple

Display

Size
6.3-inch, 49.19% screen-to-body 6.9-inch, 93.16% screen-to-body
Type
AMOLED, 120Hz AMOLED, 120Hz, Dolby Vision, 3500 nits
Resolution
264x1216px, 19.5:9 ratio, 197 PPI 2608x1200px, 19.5:5 ratio, 416 PPI
Features
Ambient light sensor, Proximity sensor
PhoneArena Display Test
Bright Max (20% APL)
2480 (Excellent) 3515 (Excellent)
Bright Min
1.9 (Good) 1 (Excellent)

Hardware

System chip
Mediatek Dimensity 9500 MT6993 (3 nm) Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm)
Processor
Octa-core
1x4.21GHz Lumex C1-Ultra
3x3.5GHz Lumex C1-Premium
4x2.7G​Hz Lumex C1-Pro
Octa-core
2x4.6GHz Oryon V3 Phoenix L
6x3.62GHz Oryon V3 Phoenix M
GPU
Mali G1-Ultra MC12 Adreno 840
Memory
12GB (LPDDR5X)/256GB (UFS 4.1)
12GB/512GB
16GB/256GB
16GB/512GB
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
3239 3525
GeekBench 6 Multi
9348 10545
3D Mark High
6852 6305
3D Mark Low
3800 3899

Battery

Type
6040 mAh 6800 mAh, Si - Carbon
Charging
Fast charging
Qi wireless charging, Reverse wireless charging, Reverse wired charging
Charge speed
Wired: 90.0W
Wireless: 40.0W
Wired: 90.0W
Wireless: 50.0W
PhoneArena Battery Tests
Battery Life Estimate
8h 3min
Browsing
19h 46min
Video
11h 10min
Gaming
10h 39min
Battery Life Estimate
9h 2min
Browsing
22h 39min
Video
14h 9min
Gaming
7h 10min

Camera

Rear
Triple camera Triple camera
Main camera
200 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 23 mm
Sensor size: 1/1.4"
Pixel size: 0.56 μm
50 MP
Aperture size: F1.7
Focal length: 23 mm
Sensor size: 1"
Second camera
50 MP (Ultra-wide)
Aperture size: F1.7
Focal Length: 15 mm
Sensor size: 1/2.76"
Pixel size: 0.64 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
50 MP (Telephoto, Periscope)
Optical zoom: 3.0x
Aperture size: F2.6
Focal Length: 70 mm
Sensor size: 1/1.95"
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
Yes 8K UHD (30 fps), 4K UHD (120 fps)
Front
50 MP 50 MP
PhoneArena Camera Tests
143
Overall
155
Photo
131
Video
155
Overall
163
Photo
147
Video

Connectivity & Features

Bluetooth
5.4 5.4
WLAN
Wi-Fi 6,Wi-Fi 7
Wi-Fi Direct, Hotspot
Wi-Fi 6,Wi-Fi 7
Wi-Fi Direct, Hotspot
USB
Type-C 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
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, 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

Cellular

5G Bands
5G Ready 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
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
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