Xiaomi 15 (Global 512GB/12GB) vs Samsung Galaxy Stardust (SM-S766C)

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

5/20/2025 5:52 PM, updated: 5/20/2025 6:20 PM

Compare Samsung Galaxy Stardust X Xiaomi 15 (Global 512GB/12GB) 38Points

Specifications Compare Models Pictures

6.36"
AMOLED

1200x2670

50
MP

32mp

12GB
RAM

Octa-core

5240
mAh

(Non removable)

04Points Samsung Galaxy Stardust (SM-S766C) Compare Xiaomi 15 X

Specifications Compare Models Pictures

4"
TFT

480x800

5
MP

0.3mp

512MB
RAM

Dual-core

1500
mAh

(Removable)

What's the better phone? Xiaomi 15 (Global 512GB/12GB)

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!

38 Advantages Xiaomi 15 (Global 512GB/12GB)	vs	4 Advantages Samsung Galaxy Stardust (SM-S766C)
+4.32GHz 64bit Octa-core (3nm)6 times More powerful processor, you can open your applications faster	vs	1.2GHz 32bit Dual-core
+12GB LPDDR5X23 times More RAM memory. Typically more responsive and better for multitasking.	vs	512MB LPDDR2
+512GB (458GB available)114 times More internal storage for applications and files	vs	8GB (4GB available)
+8.4 millimeters (0.33 inches)27% Thinner	vs	10.7 millimeters (0.42 inches)
+LTPO AMOLEDAdvantage LTPO AMOLED display is brighter and more vivid	vs	TFT LCD
+68 billion261538 times More colors on the screen is better quality images and videos	vs	260 thousand
+1200x2670 pixels7 times Higher resolution screen	vs	480x800 pixels
+460 PPI97% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	233 PPI
+6.36"59% Larger screen	vs	4"
+(triple camera) 50MP + 50MP + 50MP30 times Higher resolution main camera	vs	(back) 5MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	Not supported
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	Not supported
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+(front) 32MP103 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 0.3MP
+8K UHD (7680x4320)95 times More image quality for recording videos with the primary camera	vs	VGA (720x480)
+(front) 4K UHD (3840x2160)26 times More image quality for recording videos with the secondary camera	vs	(front) VGA (640x480)
+Android 15Advantage Android 15 is newer and safer	vs	Android 4.3 Jelly Bean
+5G Sub6Advantage The 5G Sub6 network is newer and faster	vs	3G CDMA2000 EV-DO Rev A
+(5G Sub6) 3000 Mbps967 times Faster for surfing the internet and download files	vs	(3G CDMA2000 EV-DO Rev A) 3.1 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (under display)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+5240 mAh2 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1500 mAh
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.	vs	Not supported
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+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	vs	802.11 b/g/n [wifi4]
+6.0 + A2DP/LEAdvantage Bluetooth 6.0 + A2DP/LE is newer and faster	vs	4.0 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	MicroUSB 2.0
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+HTML, XHTML, HTML5Advantage Better sites viewing on the internet	vs	HTML, XHTML
+Dragon Crystal GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
Not supported	vs	+Until 64GB microSD, microSDXCAdvantage More external storage for files using memory cards
192 grams (6.72 ounces)	vs	+123 grams (4.31 ounces)56% Lighter
Li-Si: lithium-silicon (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

9 Common items in both devices

PDAF: phase detection autofocus / Autofocus

Capacitive

Multitouch

Accelerometer

Proximity sensor

Hands-free calling

Video calling

+2 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
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Change model
Model	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Other model names	Xiaomi 15 24129PN74G, 24129PN74I	TracFone Samsung Galaxy Stardust S766C
Country or region available	(Global, International)	USA, Turkey
Brand	Xiaomi	Samsung
Release date	10/29/2024	9/1/2014
Depth	8.4 millimeters (0.33 inches)	10.7 millimeters (0.42 inches)
Size (width x height)	71.2 x 152.3 millimeters (2.8 x 6 in)	62.738 x 121.158 millimeters (2.47 x 4.77 in)
Weight	192 grams (6.72 ounces)	123 grams (4.31 ounces)
Build, materials	Aluminum body, glass front	feature not registered
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Display type	LTPO AMOLED	TFT LCD
Screen size	6.36" inches	4" inches
Screen-to-body ratio	~90% (screen-to-body ratio)	~59.9% (screen-to-body ratio)
Display resolution	1200x2670 pixels (20:9)	480x800 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	460 PPI	233 PPI
Colors	68 billion	260 thousand
Scratch-resistant glass	Dragon Crystal Glass	Not supported
Refresh rate	120Hz	feature not registered
Display features	3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz	feature not registered
🤖 Operating System
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
System version	Android 15	Android 4.3 Jelly Bean
Firmware update	feature not registered	feature not registered
User Interface	HyperOS 2	feature not registered
⚙️ Processor
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Chipset	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)	32bit: Broadcom BCM21664T (40nm)
CPU	Octa-core, 2 processors: 2x 4.32GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)	Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core)
GPU graphical controller	Qualcomm Adreno 830 (1100MHz)	Broadcom VideoCore IV
Performance (benchmark)	AnTuTu: 2534643 (v10) Geekbench: 9419 (v6)	feature not registered
💽 Memory and storage
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
RAM memory	12GB LPDDR5X	512MB LPDDR2
Internal storage	512GB (458GB available) UFS 4.0	8GB (4GB available)
External storage	Not supported	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM	Not supported
Maximum Download / Upload	3000/1024 Mbps	3.1 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Not supported
Primary 2G network	GSM 850/900/1800/1900	CDMA 800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEVDO
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (32, 38, 39, 40, 41, 42, 48) VoLTE	Not supported
Primary 5G network	SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 75, 77, 78)	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (32, 38, 39, 40, 41, 42, 48) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	Not supported
📷 Camera
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Back camera (main camera)	(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	5 megapixels
Main camera resolution	8160x6120 pixels	2560x1920 pixels
Video recording (primary)	8K UHD (7680x4320) 30 fps	VGA (720x480) 30 fps
Flash	Dual-LED flash	Not supported
Focal aperture	f/1.6 (aperture)	feature not registered
Focal length	23mm (lens)	feature not registered
Sensor size	1/1.31" inches	feature not registered
Pixel size	1.2µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	Not supported
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection
BSI sensor	Supported	Not supported
HDR	HDR photo/video on both cameras	Not supported
Camera extras	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	feature not registered
📸 Front camera
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Front camera (secondary)	32 megapixels	0.3 megapixels
Front camera resolution	6528x4896 pixels	640x480 pixels
Video recording (secondary)	4K UHD (3840x2160)	VGA (640x480)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	21mm (lens)	feature not registered
Sensor size	1/3.14" inches	feature not registered
Pixel size	0.7µm pixel	feature not registered
🔉 Sound and multimedia
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Loudspeaker	Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res	Supported
Active noise cancellation	4 microphones	Not supported
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, AAC
🔌 Connectivity
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
USB	USB 3.2 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	6.0 + A2DP/LE	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging
NFC	Supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Battery type	Li-Si: lithium-silicon (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	5240 mAh	1500 mAh
Charger, watts	90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0	Wired charging
Inductive / wireless charging	50W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging	feature not registered
Talk time autonomy	feature not registered	12 hours
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
Call control	Voice dialing, Voice recorder, Voice commands	Voice recorder
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
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI	• Colors: Gray • Screen protector included • Silicone case included
☢️ Radiation rate
	Xiaomi 15 (Global 512GB/12GB)	Galaxy Stardust (SM-S766C)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.86W/kg (head), 0.86W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.99W/kg (head), 1W/kg (body)	feature not registered