Samsung Galaxy A51 (SM-A515F/DSM 128GB) vs Xiaomi Poco M3 Pro (128GB)

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Side by side comparison between Samsung Galaxy A51 vs Xiaomi Poco M3 Pro phones, differences, pros, cons and full specifications. What's the better?

8/27/2021 8:32 AM, updated: 11/21/2022 8:39 AM

Compare Xiaomi Poco M3 Pro X Samsung Galaxy A51 (SM-A515F/DSM 128GB) 10Points

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

12Points Xiaomi Poco M3 Pro (128GB) Compare Samsung Galaxy A51 X

Specifications Compare Models Pictures

6.5"
IPS

1080x2400

48
MP

8mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Poco M3 Pro (128GB)

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!

10 Advantages Samsung Galaxy A51 (SM-A515F/DSM 128GB)	vs	12 Advantages Xiaomi Poco M3 Pro (128GB)
+172 grams (6.02 ounces)10% Lighter	vs	190 grams (6.65 ounces)
+7.9 millimeters (0.31 inches)13% Thinner	vs	8.9 millimeters (0.35 inches)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+(quad camera) 48MP + 12MP + 5MP + 5MP35% Higher resolution main camera	vs	(triple camera) 48MP + 2MP + 2MP
+(front) 32MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+Android 13Advantage Android 13 is newer and safer	vs	Android 12
+ANT+Advantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
2.3GHz 64bit Octa-core (10nm)	vs	+2.2GHz 64bit Octa-core (7nm)23% More powerful processor, you can open your applications faster
eMMC 5.1	vs	+UFS 2.2Advantage Fastest write and read storage.
60Hz	vs	+90Hz50% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 600 Mbps	vs	+(5G SA/NSA) 2000 Mbps2 times Faster for surfing the internet and download files
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
4000 mAh	vs	+5000 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+18W20% 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.
5.0 + A2DP/LE	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely

29 Common items in both devices

6GB LPDDR4X

128GB (107GB available) / 128GB (106GB available)

Until 1TB microSD, microSDXC

Plastic body, glass front

16 million

1080x2400 pixels

405 PPI

+22 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 A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Change model		Choose the model
Model	Galaxy A51 (SM-A515F/DSM 128GB)	Poco M3 Pro (128GB)
Other model names	Samsung Galaxy A51 SM-A515F/DSM	POCO M3 Pro 5G, M2103K19PG (Global), M2103K19PI (India)
Country or region available	Kazakhstan, Russia	(Global, International)
Brand	Samsung	Xiaomi
Release date	12/16/2019, Announced: 12/12/2019	5/22/2021, Announced: 5/19/2021
Depth	7.9 millimeters (0.31 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	73.6 x 158.5 millimeters (2.9 x 6.24 in)	75.34 x 161.81 millimeters (2.97 x 6.37 in)
Weight	172 grams (6.02 ounces)	190 grams (6.65 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Display type	Super AMOLED	TFT IPS LCD
Screen size	6.5" inches	6.5" inches
Screen-to-body ratio	~87.4% (screen-to-body ratio)	~83.7% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	405 PPI	405 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	60Hz	90Hz
Display features	Always-On Display	400nits[typ]
🤖 Operating System
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
System version	Android 10	Android 11
Firmware update	Android 13	Android 12
User Interface	One UI 2.5 / 3.1 / 4.1 / 5.0	MIUI 12.5 / 13
⚙️ Processor
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Chipset	64bit: Samsung Exynos 9611 (10nm)	64bit: MediaTek Dimensity 700 (MT6833V) (7nm)
CPU	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	ARM Mali-G72 MP3 (850MHz)	ARM Mali-G57 MC2 (950MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (107GB available) eMMC 5.1	128GB (106GB available) UFS 2.2
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	600/150 Mbps	2000/1024 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 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat6 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 66) TD-LTE (38, 40, 41) India version: LTE (1, 3, 5, 8) TD-LTE (40, 41)
Primary 5G network	Not supported	Global version: SA/NSA (1, 3, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) India version: SA/NSA (1, 3, 40, 77, 78)
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
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 Cat6 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 66) TD-LTE (38, 40, 41) India version: LTE (1, 3, 5, 8) TD-LTE (40, 41)
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Back camera (main camera)	(quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm	(triple camera) 48 megapixels 2MP macro f/2.41.75μm 2MP depth f/2.41.75μm
Main camera resolution	8000x6000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	26mm lens
Sensor size	1/2" inches	1/2" inches
Pixel size	0.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital 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 on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (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/2.2 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	1/2.8" inches	feature not registered
Pixel size	0.8µm pixel	feature not registered
🔉 Sound and multimedia
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Loudspeaker	Supported	Mono sound (not stereo) 24-bit/192kHz
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM
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
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
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	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.1 + 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	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	5000 mAh
Charger, watts	15W Wired fast charging	18W Wired fast charging Reverse charging by cable
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
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: Prism, Crush Black, White, Blue, Pink	• Colors: Power Black, Poco Yellow, Cool Blue
☢️ Radiation rate
	Galaxy A51 (SM-A515F/DSM 128GB)	Xiaomi Poco M3 Pro (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.369W/kg (head), 1.59W/kg (body)	feature not registered