Vivo X50 (128GB) vs Xiaomi 15 (China 512GB/16GB)

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Side by side comparison between Vivo X50 vs Xiaomi 15 phones, differences, pros, cons and full specifications. What's the better?

5/20/2025 6:05 PM, updated: 5/20/2025 6:20 PM

Compare Xiaomi 15 X Vivo X50 (128GB) 03Points

Specifications Compare Models Pictures

6.56"
AMOLED

1080x2376

48
MP

32mp

8GB
RAM

Octa-core

4200
mAh

(Non removable)

26Points Xiaomi 15 (China 512GB/16GB) Compare Vivo X50 X

Specifications Compare Models Pictures

6.36"
AMOLED

1200x2670

50
MP

32mp

16GB
RAM

Octa-core

5400
mAh

(Non removable)

What's the better phone? Xiaomi 15 (China 512GB/16GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

3 Advantages Vivo X50 (128GB)	vs	26 Advantages Xiaomi 15 (China 512GB/16GB)
+173 grams (6.06 ounces)11% Lighter	vs	192 grams (6.72 ounces)
+7.55 millimeters (0.3 inches)11% Thinner	vs	8.4 millimeters (0.33 inches)
+6.56"3% Larger screen	vs	6.36"
2.2GHz 64bit Octa-core (8nm)	vs	+4.32GHz 64bit Octa-core (3nm)116% More powerful processor, you can open your applications faster
8GB LPDDR4X	vs	+16GB LPDDR5X100% More RAM memory. Typically more responsive and better for multitasking.
128GB (104GB available)	vs	+512GB (458GB available)3 times More internal storage for applications and files
UFS 2.1	vs	+UFS 4.0Advantage Fastest write and read storage.
AMOLED	vs	+LTPO AMOLEDAdvantage LTPO AMOLED display is brighter and more vivid
90Hz	vs	+120Hz33% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
16 million	vs	+68 billion4249 times More colors on the screen is better quality images and videos
1080x2376 pixels	vs	+1200x2670 pixels25% Higher resolution screen
398 PPI	vs	+460 PPI16% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(quad camera) 48MP + 13MP + 8MP + 5MP	vs	+(triple camera) 50MP + 50MP + 50MP103% Higher resolution main camera
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
4K UHD (3840x2160)	vs	+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 10	vs	+Android 15Advantage Android 15 is newer and safer
4G LTE-A	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(4G LTE-A) 300 Mbps	vs	+(5G Sub6) 3000 Mbps9 times Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
4200 mAh	vs	+5400 mAh29% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
33W	vs	+90W173% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
Not supported	vs	+Qi Wireless charging (Qi/WPC)Advantage Wireless charging is another way to charge the battery.
2 slots (Dual-SIM)	vs	+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax/be [wifi7/6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] is newer and faster
5.1 + A2DP/LE	vs	+6.0 + A2DP/LEAdvantage Bluetooth 6.0 + A2DP/LE is newer and faster
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+Dragon Crystal GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

27 Common items in both devices

Aluminum frame, glass front/back / Aluminum body, glass front

HDR10+ / Dolby Vision/HDR10+

Dual-LED flash

Digital and optical zoom

PDAF: phase detection autofocus

OIS: Optical stabilization

HDR photo on both cameras / HDR photo/video on both cameras

+20 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Change model		Choose the model
Model	X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Other model names	vivo X50 4G-LTE 2004 (128GB + 8GB RAM)	Xiaomi 15 24129PN74C
Country or region available	(Global, International), India, Indonesia, Russia, Vietnam	China
Brand	Vivo	Xiaomi
Release date	7/7/2020	10/29/2024
Depth	7.55 millimeters (0.3 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	75.39 x 159.54 millimeters (2.97 x 6.28 in)	71.2 x 152.3 millimeters (2.8 x 6 in)
Weight	173 grams (6.06 ounces)	192 grams (6.72 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum body, glass front
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Display type	AMOLED	LTPO AMOLED
Screen size	6.56" inches	6.36" inches
Screen-to-body ratio	~87% (screen-to-body ratio)	~90% (screen-to-body ratio)
Display resolution	1080x2376 pixels	1200x2670 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	398 PPI	460 PPI
Colors	16 million	68 billion
Scratch-resistant glass	Not supported	Dragon Crystal Glass
Refresh rate	90Hz	120Hz
Display features	HDR10+	3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz
🤖 Operating System
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
System version	Android 10	Android 15
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	HyperOS 2
⚙️ Processor
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Chipset	64bit: Qualcomm Snapdragon 730 (SM7150-AA) (8nm)	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core)	Octa-core, 2 processors: 2x 4.32GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)
GPU graphical controller	Qualcomm Adreno 618 (610MHz)	Qualcomm Adreno 830 (1100MHz)
Performance (benchmark)	feature not registered	AnTuTu: 2534643 (v10) Geekbench: 9419 (v6)
💽 Memory and storage
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
RAM memory	8GB LPDDR4X	16GB LPDDR5X
Internal storage	128GB (104GB available) UFS 2.1	512GB (458GB available) UFS 4.0
External storage	Not supported	Not supported
📶 Mobile networks
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	300/50 Mbps	3000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (1, 2, 3, 5, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Back camera (main camera)	(quad camera) 48 megapixels 13MP portrait f/2.550mm1/2.8"0.8µmPDAF2x-optical-zoom 8MP ultrawide f/2.2120°16mm1/4"1.12µm 5MP macro f/2.5	(triple camera) 50 megapixels 50MP telephoto f/2.060mm1/2.76"0.64µmPDAFOIS2.6x-optical-zoom 50MP ultrawide f/2.214mm115°1/2.76"0.64µm
Main camera resolution	8000x6000 pixels	8160x6120 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	8K UHD (7680x4320) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/1.6 (aperture)	f/1.6 (aperture)
Focal length	feature not registered	23mm (lens)
Sensor size	feature not registered	1/1.31" inches
Pixel size	feature not registered	1.2µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	OIS: Optical stabilization
Zoom	Digital and optical zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo/video on both cameras
Camera extras	feature not registered	8K@24/30fps (HDR) 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG) 1080p@30/60/120/240/960fps 720p@1920fps Leica Summilux
📸 Front camera
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Front camera (secondary)	32 megapixels	32 megapixels
Front camera resolution	6528x4896 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	21mm (lens)
Sensor size	feature not registered	1/3.14" inches
Pixel size	feature not registered	0.7µm pixel
🔉 Sound and multimedia
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Loudspeaker	Supported	Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res
Active noise cancellation	2 microphones or more	4 microphones
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	Type-C reversible connector
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.1 + A2DP/LE	6.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Si: lithium-silicon (Non removable)
Battery capacity	4200 mAh	5400 mAh
Charger, watts	33W Wired fast charging	90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0
Inductive / wireless charging	Not supported	50W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Glaze Black, Frost Blue • Funtouch 10.5 • 24-bit/192kHz audio	• Colors: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI
☢️ Radiation rate
	Vivo X50 (128GB)	Xiaomi 15 (China 512GB/16GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.99W/kg (head), 1W/kg (body)