Xiaomi 15 (Global 512GB/12GB) vs Xiaomi Mi Note 2 (128GB)

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Side by side comparison between Xiaomi 15 vs Xiaomi Mi Note 2 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 Xiaomi Mi Note 2 X Xiaomi 15 (Global 512GB/12GB) 30Points

Specifications Compare Models Pictures

6.36"
AMOLED

1200x2670

50
MP

32mp

12GB
RAM

Octa-core

5240
mAh

(Non removable)

03Points Xiaomi Mi Note 2 (128GB) Compare Xiaomi 15 X

Specifications Compare Models Pictures

5.7"
AMOLED

1080x1920

22.6
MP

8mp

6GB
RAM

Quad-core

4070
mAh

(Non 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!

30 Advantages Xiaomi 15 (Global 512GB/12GB)	vs	3 Advantages Xiaomi Mi Note 2 (128GB)
+4.32GHz 64bit Octa-core (3nm)170% More powerful processor, you can open your applications faster	vs	2.35GHz 64bit Quad-core
+12GB LPDDR5X100% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4
+512GB (458GB available)3 times More internal storage for applications and files	vs	128GB (118GB available)
+LTPO AMOLEDAdvantage LTPO AMOLED display is brighter and more vivid	vs	AMOLED
+68 billion4249 times More colors on the screen is better quality images and videos	vs	16 million
+1200x2670 pixels55% Higher resolution screen	vs	1080x1920 pixels
+460 PPI19% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	386 PPI
+6.36"12% Larger screen	vs	5.7"
+(triple camera) 50MP + 50MP + 50MP6 times Higher resolution main camera	vs	(back) 22.6MP
+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	EIS: Digital stabilization
+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	HDR photo only main camera
+1/1.31" inches98% The larger sensor camera lets you take photos with better depth.	vs	1/2.6" inches
+f/1.6 (aperture)25% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 32MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera	vs	4K UHD (3840x2160)
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+Android 15Advantage Android 15 is newer and safer	vs	Android 6.0.1 Marshmallow
+5G Sub6Advantage The 5G Sub6 network is newer and faster	vs	4G LTE-A
+(5G Sub6) 3000 Mbps4 times Faster for surfing the internet and download files	vs	(4G LTE-A) 600 Mbps
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+5240 mAh29% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	4070 mAh
+90W4 times 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.	vs	18W
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM)
+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 a/b/g/n/ac [wifi5]
+6.0 + A2DP/LEAdvantage Bluetooth 6.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 2.0 Type-C, USB OTG On-The-Go
+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
192 grams (6.72 ounces)	vs	+166 grams (5.81 ounces)16% Lighter
8.4 millimeters (0.33 inches)	vs	+7.6 millimeters (0.3 inches)11% Thinner
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

19 Common items in both devices

Dual-LED flash

PDAF: phase detection autofocus / PDAF on back camera and autofocus front camera

Capacitive

Multitouch

Accelerometer

Ambient light sensor

Barometer

+12 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)	Xiaomi Mi Note 2 (128GB)
Change model		Choose the model
Model	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
Other model names	Xiaomi 15 24129PN74G, 24129PN74I	Xiaomi Mi Note 2 Premium edition (128GB+6GB), Xiaomi Scorpio
Country or region available	(Global, International)	China, Hong Kong, (Global, International)
Brand	Xiaomi	Xiaomi
Release date	10/29/2024	10/25/2016
Depth	8.4 millimeters (0.33 inches)	7.6 millimeters (0.3 inches)
Size (width x height)	71.2 x 152.3 millimeters (2.8 x 6 in)	77.3 x 156.2 millimeters (3.04 x 6.15 in)
Weight	192 grams (6.72 ounces)	166 grams (5.81 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)	Xiaomi Mi Note 2 (128GB)
Display type	LTPO AMOLED	AMOLED
Screen size	6.36" inches	5.7" inches
Screen-to-body ratio	~90% (screen-to-body ratio)	~74.2% (screen-to-body ratio)
Display resolution	1200x2670 pixels (20:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	460 PPI	386 PPI
Colors	68 billion	16 million
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)	Xiaomi Mi Note 2 (128GB)
System version	Android 15	Android 6.0.1 Marshmallow
Firmware update	feature not registered	feature not registered
User Interface	HyperOS 2	feature not registered
⚙️ Processor
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
Chipset	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)	64bit: Qualcomm Snapdragon 821 MSM8996AC Pro (14nm)
CPU	Octa-core, 2 processors: 2x 4.32GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)
GPU graphical controller	Qualcomm Adreno 830 (1100MHz)	Qualcomm Adreno 530 650Mhz
Performance (benchmark)	AnTuTu: 2534643 (v10) Geekbench: 9419 (v6)	feature not registered
💽 Memory and storage
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
RAM memory	12GB LPDDR5X	6GB LPDDR4
Internal storage	512GB (458GB available) UFS 4.0	128GB (118GB available)
External storage	Not supported	Not supported
📶 Mobile networks
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
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) + e-SIM	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	3000/1024 Mbps	600/50 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G
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	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100
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	LTE Cat12 Global edition: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30) TD-LTE (Bands 38, 39, 40, 41) Premium edition: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 39, 40, 41)
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	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
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	GPRS, EDGE
📷 Camera
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
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	22.6 megapixels
Main camera resolution	8160x6120 pixels	5488x4112 pixels
Video recording (primary)	8K UHD (7680x4320) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/1.6 (aperture)	f/2.0 (aperture)
Focal length	23mm (lens)	feature not registered
Sensor size	1/1.31" inches	1/2.6" inches
Pixel size	1.2µm pixel	1µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF on back camera and autofocus front camera
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo/video on both cameras	HDR photo only main camera
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)	Xiaomi Mi Note 2 (128GB)
Front camera (secondary)	32 megapixels	8 megapixels
Front camera resolution	6528x4896 pixels	3264x2448 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
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)	Xiaomi Mi Note 2 (128GB)
Loudspeaker	Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res	Supported
Active noise cancellation	4 microphones	2 microphones or more
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, eAAC+, FLAC
🔌 Connectivity
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
USB	USB 3.2 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	6.0 + A2DP/LE	4.2 + A2DP
WiFi	802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Supported	Supported
🧭 Sensors
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
Battery type	Li-Si: lithium-silicon (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5240 mAh	4070 mAh
Charger, watts	90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0	18W (9V/2A) Wired fast charging
Inductive / wireless charging	50W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
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: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI	• Colors: Black, Gold, Silver • MIUI 8.0 • Curved 3D glass (front and back) • Quick Charge 3.0 • Fast battery charging: 83% in 30min
☢️ Radiation rate
	Xiaomi 15 (Global 512GB/12GB)	Xiaomi Mi Note 2 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.99W/kg (head), 1W/kg (body)	feature not registered