Asus Zenfone 3 (5.5 ZE552KL 64GB) vs Xiaomi 15 (China 1TB/16GB)

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Side by side comparison between Asus Zenfone 3 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 Asus Zenfone 3 (5.5 ZE552KL 64GB) 05Points

Specifications Compare Models Pictures

5.5"
IPS+

1080x1920

16
MP

8mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

33Points Xiaomi 15 (China 1TB/16GB) Compare Asus Zenfone 3 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!

5 Advantages Asus Zenfone 3 (5.5 ZE552KL 64GB)	vs	33 Advantages Xiaomi 15 (China 1TB/16GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+155 grams (5.43 ounces)24% Lighter	vs	192 grams (6.72 ounces)
+7.7 millimeters (0.3 inches)9% Thinner	vs	8.4 millimeters (0.33 inches)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
2GHz 64bit Octa-core (14nm)	vs	+4.32GHz 64bit Octa-core (3nm)116% More powerful processor, you can open your applications faster
4GB LPDDR3	vs	+16GB LPDDR5X3 times More RAM memory. Typically more responsive and better for multitasking.
64GB (55GB available)	vs	+1TB (964GB available)17 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 4.0Advantage Fastest write and read storage.
TFT Super IPS+	vs	+LTPO AMOLEDAdvantage LTPO AMOLED display is brighter and more vivid
Not supported	vs	+Dolby Vision/HDR10+Advantage The Dolby Vision/HDR10+ display provides vibrant colors and more details
60Hz	vs	+120Hz100% 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
1080x1920 pixels	vs	+1200x2670 pixels55% Higher resolution screen
401 PPI	vs	+460 PPI15% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+6.36"16% Larger screen
(back) 16MP	vs	+(triple camera) 50MP + 50MP + 50MP8 times Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
f/2.0 (aperture)	vs	+f/1.6 (aperture)25% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 32MP3 times Higher resolution secondary camera to take pictures and selfies
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 8.0 Oreo	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
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3000 mAh	vs	+5400 mAh80% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
10W	vs	+90W8 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.
Not supported	vs	+Qi Wireless charging (Qi/WPC)Advantage Wireless charging is another way to charge the battery.
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
Mono sound (not stereo)	vs	+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls
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
4.2 + A2DP	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
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	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

21 Common items in both devices

Aluminum body, glass front, plastic back / Aluminum body, glass front

Dual-LED flash

LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus

OIS (4-axis): Optical stabilization / OIS: Optical stabilization

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

Capacitive

Multitouch

+14 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
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Change model		Choose the model
Model	Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Other model names	Zenfone 3 ZE552KL 4GB/64GB 5.5" Dual-SIM, Asus Libra	Xiaomi 15 24129PN74C
Country or region available	(Europe), (Global, International), Brazil, Canada, China, USA, Hong Kong, India, Indonesia, Japan, Taiwan	China
Brand	Asus	Xiaomi
Release date	7/12/2016	10/29/2024
Depth	7.7 millimeters (0.3 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	77.38 x 152.59 millimeters (3.05 x 6.01 in)	71.2 x 152.3 millimeters (2.8 x 6 in)
Weight	155 grams (5.43 ounces)	192 grams (6.72 ounces)
Build, materials	Aluminum body, glass front, plastic 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
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Display type	TFT Super IPS+	LTPO AMOLED
Screen size	5.5" inches	6.36" inches
Screen-to-body ratio	~70.6% (screen-to-body ratio)	~90% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	1200x2670 pixels (20:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	401 PPI	460 PPI
Colors	16 million	68 billion
Scratch-resistant glass	Gorilla Glass 3	Dragon Crystal Glass
Refresh rate	60Hz	120Hz
Display features	2.5D glass	3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz
🤖 Operating System
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
System version	Android 6.0.1 Marshmallow	Android 15
Firmware update	Android 8.0 Oreo	feature not registered
User Interface	ZenUI 3.0	HyperOS 2
⚙️ Processor
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Chipset	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-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 506 (650MHz)	Qualcomm Adreno 830 (1100MHz)
Performance (benchmark)	feature not registered	AnTuTu: 2534643 (v10) Geekbench: 9419 (v6)
💽 Memory and storage
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
RAM memory	4GB LPDDR3	16GB LPDDR5X
Internal storage	64GB (55GB available) eMMC 5.1	1TB (964GB available) UFS 4.0
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) micro-SIM (3FF) and 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	Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 Global: LTE (1, 2, 3, 5, 7, 8, 20) Taiwan: LTE (1, 2, 3, 5, 7, 8, 18, 19, 26, 28) TD-LTE (38, 39, 40, 41) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil/USA: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28)	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	Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100	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, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Back camera (main camera)	16 megapixels	(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	Dual-LED flash	Dual-LED flash
Focal aperture	f/2.0 (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	LDAF/PDAF: laser/phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical 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	4K@30fps 1080p@30/60fps	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
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Front camera (secondary)	8 megapixels	32 megapixels
Front camera resolution	3264x2448 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
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Loudspeaker	Mono sound (not stereo) 24-bit/192kHz	Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res
Active noise cancellation	2 microphones or more	4 microphones
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
USB	USB 2.0 Type-C, 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	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	4.2 + A2DP	6.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) 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
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/16GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Si: lithium-silicon (Non removable)
Battery capacity	3000 mAh	5400 mAh
Charger, watts	10W (5V/2A) Wired 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
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	Xiaomi 15 (China 1TB/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: Sapphire Black, Moonlight White, Shimmer Gold	• Colors: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI
☢️ Radiation rate
	Asus Zenfone 3 (5.5 ZE552KL 64GB)	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)