Vivo S1 (V1907) vs Xiaomi 15 (China 1TB/16GB)

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Side by side comparison between Vivo S1 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 S1 (V1907) 04Points

Specifications Compare Models Pictures

6.38"
AMOLED

1080x2340

16
MP

32mp

4GB
RAM

Octa-core

4500
mAh

(Non removable)

28Points Xiaomi 15 (China 1TB/16GB) Compare Vivo S1 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 1TB/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!

4 Advantages Vivo S1 (V1907)	vs	28 Advantages Xiaomi 15 (China 1TB/16GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+6.38"1% Larger screen	vs	6.36"
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2GHz 64bit Octa-core	vs	+4.32GHz 64bit Octa-core (3nm)145% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+16GB LPDDR5X3 times More RAM memory. Typically more responsive and better for multitasking.
128GB (108GB available)	vs	+1TB (964GB available)8 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 4.0Advantage Fastest write and read storage.
16 million	vs	+68 billion4249 times More colors on the screen is better quality images and videos
1080x2340 pixels	vs	+1200x2670 pixels27% Higher resolution screen
404 PPI	vs	+460 PPI14% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(triple camera) 16MP + 8MP + 5MP	vs	+(triple camera) 50MP + 50MP + 50MP4 times Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2.8" inches	vs	+1/1.31" inches114% The larger sensor camera lets you take photos with better depth.
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 9.0 Pie	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
4500 mAh	vs	+5400 mAh20% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
2 slots (Dual-SIM) (dedicated slot)	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
5.0 + A2DP/LE	vs	+6.0 + A2DP/LEAdvantage Bluetooth 6.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, 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.
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
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

20 Common items in both devices

Super AMOLED / LTPO AMOLED

PDAF: phase detection autofocus

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

(front) 32MP

Capacitive

Multitouch

Accelerometer

+13 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 S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Change model		Choose the model
Model	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Other model names	BBK vivo S1 V1907 (Global)	Xiaomi 15 24129PN74C
Country or region available	India, Indonesia, (Global, International)	China
Brand	Vivo	Xiaomi
Release date	7/16/2019	10/29/2024
Depth	feature not registered	8.4 millimeters (0.33 inches)
Size (width x height)	feature not registered	71.2 x 152.3 millimeters (2.8 x 6 in)
Weight	feature not registered	192 grams (6.72 ounces)
Build, materials	feature not registered	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 S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Display type	Super AMOLED	LTPO AMOLED
Screen size	6.38" inches	6.36" inches
Screen-to-body ratio	feature not registered	~90% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1200x2670 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	404 PPI	460 PPI
Colors	16 million	68 billion
Scratch-resistant glass	Not supported	Dragon Crystal Glass
Refresh rate	feature not registered	120Hz
Display features	feature not registered	3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz
🤖 Operating System
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
System version	Android 9.0 Pie	Android 15
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	HyperOS 2
⚙️ Processor
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Chipset	64bit: MediaTek MT6768 (12nm)	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)
CPU	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (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	feature not registered	Qualcomm Adreno 830 (1100MHz)
Performance (benchmark)	feature not registered	AnTuTu: 2534643 (v10) Geekbench: 9419 (v6)
💽 Memory and storage
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
RAM memory	4GB LPDDR4X	16GB LPDDR5X
Internal storage	128GB (108GB available) eMMC 5.1	1TB (964GB available) UFS 4.0
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	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 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 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 S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Back camera (main camera)	(triple camera) 16 megapixels 8MP ultrawide f/2.213mm 5MP depth f/2.4	(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	4608x3456 pixels	8160x6120 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	8K UHD (7680x4320) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	feature not registered	f/1.6 (aperture)
Focal length	feature not registered	23mm (lens)
Sensor size	1/2.8" inches	1/1.31" inches
Pixel size	1.12µm pixel	1.2µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital 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 S1 (V1907)	Xiaomi 15 (China 1TB/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	f/2.0 (aperture)	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 S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Loudspeaker	Supported	Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res
Active noise cancellation	2 microphones or more	4 microphones
Radio	FM	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 S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + 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, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Si: lithium-silicon (Non removable)
Battery capacity	4500 mAh	5400 mAh
Charger, watts	Wired charging	90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0
Inductive / wireless charging	feature not registered	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 S1 (V1907)	Xiaomi 15 (China 1TB/16GB)
Call control	Voice dialing, Voice recorder	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: Skyline Blue, Cosmic Green • 19.5:9 display ratio • Always On Display • FunTouch OS 9	• Colors: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI
☢️ Radiation rate
	Vivo S1 (V1907)	Xiaomi 15 (China 1TB/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)