Xiaomi 15 Ultra vs Vivo X300 Ultra

Compare Xiaomi 15 Ultra and Vivo X300 Ultra side by side, including display, battery, camera, chipset, and other key specifications.

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Xiaomi 15 Ultra

Xiaomi HyperOS 2

Starting priceRs. 399,999

Memory16GB / 512GB

Battery5410mAh

Vivo X300 Ultra

OriginOS 6

Starting priceN/A

Memory16GB / 1TB

Battery6600 mAh (typ) / 6395 mAh (rated)

Quick buying guide

The important differences at a glance

Xiaomi 15 Ultra and Vivo X300 Ultra lead in different areas, so the better choice depends on what matters to you.

Based on listed specifications

Benchmark performanceXiaomi 15 Ultra219000000% higher listed benchmark score

Smoother displayXiaomi 15 Ultra120 Hz refresh rate

Battery capacityVivo X300 Ultra6,600 mAh listed capacity

Faster chargingVivo X300 Ultra100W listed charging

This summary uses catalog data and current starting prices. Camera quality, software experience, and real-world battery life can differ from raw specifications.

Full comparison

Specifications side by side

Differences are highlighted

Specification	Xiaomi 15 Ultra	Vivo X300 Ultra
Variants & Pricing
All Variants	PK: 16GB / 512GB, Rs. 399,999, PTA: Yes, Card slot: No, Availability: Yes, Colors: Black, White, Silver	GLOBAL: 16GB / 1TB, PTA: N/A, Card slot: No, Availability: Yes, Colors: Victory Green, Eclipse Black
Price	Rs. 399,999	N/A
PTA Approved	Yes	N/A
RAM	16GB	16GB
Storage	512GB	1TB
Card Slot	No	No
Colors	Black, White, Silver	Victory Green, Eclipse Black
Availability	Yes	Yes
Currency	PKR	PKR
Basic
Launch Date	2025-03-01	N/A
Security Updates Until	N/A	N/A
Upcoming Device	No	No
Status	Available	Available
Manufacturer	Xiaomi	vivo
Warranty	1 Year Limited Warranty	1 Year
Official Website	N/A	https://www.vivo.com
OS	Xiaomi HyperOS 2	OriginOS 6
Android Version	HyperOS 2	Android 16
Performance
Chipset	Snapdragon 8 Elite	Qualcomm Snapdragon 8 Elite Gen 5
CPU	Octa-core up to 4.32GHz	Octa-core, up to 4.6GHz
GPU	Adreno 830	8850-AC Snapdragon 8 Elite Gen 5 (3 nm) CPU Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M) GPU
Benchmark	AnTuTu	AnTuTu
Benchmark Score	2190000	0
Benchmark Remarks	Top-tier performance with advanced optics	Ultra-flagship camera phone featuring Snapdragon 8 Elite Gen 5, ZEISS triple-prime imaging system, dual 200MP cameras, 6600mAh battery, 144Hz 2K display, and 7 years of security updates.
Display
Size	6.73"	6.82 inches
Type	WQHD+ AMOLED	2K ZEISS Master Color Display, AMOLED, 1.07B colors, 100% DCI-P3, Dolby Vision
Resolution	3200 x 1440	3168 x 1440 pixels
PPI Density	522ppi	510
Refresh Rate	120Hz	1-144Hz Adaptive
Body
Dimensions	161.3 x 75.3 x 9.35 mm	N/A
Weight	226g	N/A
SIM	Dual SIM (nano + eSIM)	Dual Nano-SIM
IP Rating	IP68	IP68/IP69
Battery
Battery	5410mAh	6600 mAh (typ) / 6395 mAh (rated)
Charging	90W HyperCharge \| 80W wireless	100W FlashCharge, 40W Wireless FlashCharge
Camera
Back Camera	50MP Main + 200MP Ultra Telephoto + 50MP Floating Telephoto + 50MP Ultra Wide	50 MP Sony LYTIA 818 (14mm ultrawide, OIS) + 200 MP Sony LYTIA 901 (35mm main) + 200 MP HP0 APO Telephoto (85mm, OIS) + 5 MP Color-Sensing Camera
Front Camera	32MP in-display	50 MP
Back Camera Count	4	4
Front Camera Count	1	1
Back Video	4K@60fps, 1080p@60fps, gyro-EIS	4K@120fps Dolby Vision, 4K@120fps Log, 4K Master Color Video
Front Video	4K@60fps, 1080p@60fps, gyro-EIS	N/A
Back Flash	Yes	Yes
Front Flash	No	No
Camera Features	Leica optics \| HDR \| 8K \| Portrait	ZEISS Master Lenses Collection, Dolby Vision Video, 10-bit Log Video, ACES Integration, Time-Lapse, Slow Motion, AF Tracking Snapshot, Portrait, Landscape Mode 2.0, Night Landscape, Street Photography 3.0, Color Palette, vivo Refined Color, Pro Video Mode
Zoom	200MP + Telephoto	Up to 400mm equivalent optical reach with ZEISS Telephoto Extender Gen 2 Ultra
Connectivity
Network	5G / 4G / 3G	2G / 3G / 4G / 5G
SIM Type	Dual SIM + eSIM	Dual Nano-SIM
Wi-Fi	Wi-Fi 7	Wi-Fi 802.11
Bluetooth	Bluetooth 6.0 (A2DP, LE, aptX HD, aptX Adaptive, LHDC 5)	5.4, A2DP
GPS	GPS \| Glonass \| Galileo \| Beidou	Yes
NFC	Yes	Yes
Infrared	Yes	No
Radio	No	No
USB	USB-C	USB Type-C (USB 3.2, up to 10Gbps)
Sensors
Fingerprint	In-screen Ultrasonic	3D Ultrasonic Fingerprint Scanner
Others	Barometer \| IR \| Laser AF \| Gyroscope	accelerometer, gyroscope, compass, ambient light sensor, proximity sensor, X-axis linear motor