Samsung Galaxy A15 (SM-A155M/N 128GB) vs Xiaomi Mi 8 Pro (128GB/8GB)

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Side by side comparison between Samsung Galaxy A15 vs Xiaomi Mi 8 Pro phones, differences, pros, cons and full specifications. What's the better?

3/18/2024 5:02 PM, updated: 5/28/2025 9:47 AM

Compare Xiaomi Mi 8 Pro X Samsung Galaxy A15 (SM-A155M/N 128GB) 11Points

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2340

50
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

19Points Xiaomi Mi 8 Pro (128GB/8GB) Compare Samsung Galaxy A15 X

Specifications Compare Models Pictures

6.21"
AMOLED

1080x2248

12
MP

20mp

8GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Xiaomi Mi 8 Pro (128GB/8GB)

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!

11 Advantages Samsung Galaxy A15 (SM-A155M/N 128GB)	vs	19 Advantages Xiaomi Mi 8 Pro (128GB/8GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+1080x2340 pixels4% Higher resolution screen	vs	1080x2248 pixels
+6.5"5% Larger screen	vs	6.21"
+(triple camera) 50MP + 5MP + 2MP137% Higher resolution main camera	vs	(dual camera) 12MP + 12MP
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+Android 15Advantage Android 15 is newer and safer	vs	Android 9.0 Pie
+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+25W39% 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
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C jack with 3.5mm jack adapter
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
2.2GHz 64bit Octa-core (6nm)	vs	+2.8GHz 64bit Octa-core5% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
eMMC 5.1	vs	+UFS 2.1Advantage Fastest write and read storage.
200 grams (7 ounces)	vs	+177 grams (6.2 ounces)13% Lighter
8.4 millimeters (0.33 inches)	vs	+7.6 millimeters (0.3 inches)11% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
396 PPI	vs	+402 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)
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 (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(front) 13MP	vs	+(front) 20MP56% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 1024 Mbps2 times Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

25 Common items in both devices

128GB (108GB available) / 128GB (110GB available)

Super AMOLED

16 million

Autofocus / PDAF: phase detection autofocus

HDR photo on both cameras

f/1.8 (aperture)

(front) Full HD (1920x1080)

+18 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
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Change model		Choose the model
Model	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Other model names	Galaxy A15 4G LTE SM-A155M/NFC (Single-SIM)	小米8 Pro, Xiaomi 8 Pro (8GB RAM) M1807E8A, Xiaomi Ursa
Country or region available	(Latin America), Argentina, Mexico	Taiwan, (Global, International)
Brand	Samsung	Xiaomi
Release date	12/16/2023, Announced: 12/11/2023	9/1/2018
Depth	8.4 millimeters (0.33 inches)	7.6 millimeters (0.3 inches)
Size (width x height)	76.8 x 160.1 millimeters (3.02 x 6.3 in)	74.8 x 154.9 millimeters (2.94 x 6.1 in)
Weight	200 grams (7 ounces)	177 grams (6.2 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.5" inches	6.21" inches
Screen-to-body ratio	~84.3% (screen-to-body ratio)	~83.8% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x2248 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	396 PPI	402 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	90Hz	feature not registered
Display features	800nits[peak]	feature not registered
🤖 Operating System
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
System version	Android 14	Android 8.1 Oreo
Firmware update	Android 15	Android 9.0 Pie
User Interface	One UI 6.1 / 7.0	feature not registered
⚙️ Processor
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Chipset	64bit: MediaTek Helio G99 (6nm)	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.8GHz Kryo 385 Silver (Quad-core)
GPU graphical controller	ARM Mali-G57 MC2	Qualcomm Adreno 630 710Mhz
Performance (benchmark)	AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6)	feature not registered
💽 Memory and storage
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
RAM memory	4GB LPDDR4X	8GB LPDDR4X
Internal storage	128GB (108GB available) eMMC 5.1	128GB (110GB available) UFS 2.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/150 Mbps	1024/150 Mbps
Network technology	2G, 3G, 4G	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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat16 (Bands 1,2,3,4,5,7,8,12,17,20) TD-LTE (Bands 34,38,39,40,41) VoLTE
Primary 5G network	Not supported	Not supported
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
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Back camera (main camera)	(triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4	(dual camera) 12 megapixels 12MP telephoto f/2.41/3.4"1.0µmAF2x-optical-zoom
Main camera resolution	8160x6120 pixels	4000x3000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2.55" inches
Pixel size	feature not registered	1.4µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	1080p@30fps 720p@120fps (slow motion)	feature not registered
📸 Front camera
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Front camera (secondary)	13 megapixels	20 megapixels
Front camera resolution	4128x3096 pixels	5184x3840 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	0.9µm pixel
🔉 Sound and multimedia
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones	2 microphones or more
Radio	FM (RDS)	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, DivX, XviD, WMV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C jack with 3.5mm jack adapter
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.3 + A2DP/LE	5.0 + 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Virtual proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	3000 mAh
Charger, watts	25W Wired fast charging	18W Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	51 hours (2.1 days)	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
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: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow	• Colors: Black (transparent back), Meteorite black, Twilight Gold • MIUI 10 • 600nit / DCI-P3 / HDR10 display • Always-On Display • Quick Charge 4.0+ • WiFi display
☢️ Radiation rate
	Galaxy A15 (SM-A155M/N 128GB)	Xiaomi Mi 8 Pro (128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered