Xiaomi Poco M3 (128GB) vs Samsung Galaxy M31 (SM-M315F/DS 128GB/6GB)

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Side by side comparison between Xiaomi Poco M3 vs Samsung Galaxy M31 phones, differences, pros, cons and full specifications. What's the better?

11/28/2020 6:55 AM, updated: 9/7/2022 2:27 PM

Compare Samsung Galaxy M31 X Xiaomi Poco M3 (128GB) 05Points

Specifications Compare Models Pictures

6.53"
IPS

1080x2340

48
MP

8mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

13Points Samsung Galaxy M31 (SM-M315F/DS 128GB/6GB) Compare Xiaomi Poco M3 X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2340

64
MP

32mp

6GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M31 (SM-M315F/DS 128GB/6GB)

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 Xiaomi Poco M3 (128GB)	vs	13 Advantages Samsung Galaxy M31 (SM-M315F/DS 128GB/6GB)
+UFS 2.2Advantage Fastest write and read storage.	vs	UFS 2.1
+6.53"2% Larger screen	vs	6.4"
+Proximity sensorAdvantage Sensors help you use the device	vs	Not supported
+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.	vs	15W
+IP53 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2GHz 64bit Octa-core (11nm)	vs	+2.3GHz 64bit Octa-core (10nm)3% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.
198 grams (6.93 ounces)	vs	+191 grams (6.69 ounces)4% Lighter
9.6 millimeters (0.38 inches)	vs	+8.9 millimeters (0.35 inches)8% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
395 PPI	vs	+403 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(triple camera) 48MP + 2MP + 2MP	vs	+(quad camera) 64MP + 8MP + 5MP + 5MP58% Higher resolution main camera
1/2" inches	vs	+1/1.72" inches16% The larger sensor camera lets you take photos with better depth.
(front) 8MP	vs	+(front) 32MP3 times 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
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
(4G LTE-A) 400 Mbps	vs	+(4G LTE-A) 600 Mbps50% Faster for surfing the internet and download files
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device

32 Common items in both devices

128GB (106GB available) / 128GB (108GB available)

Until 512GB microSD, microSDXC / Until 1TB microSD, microSDXC

Plastic body, glass front

60Hz

16 million

1080x2340 pixels

LED flash

+25 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 Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Change model		Choose the model
Model	Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Other model names	POCO M3 (M2010J19CG, M2010J19CI)	Galaxy M315F/Dual-Sim (128GB + 6GB RAM)
Country or region available	(Global, International)	(Latin America), (Global, International), Philippines, India, Indonesia, Malaysia
Brand	Xiaomi	Samsung
Release date	11/27/2020, Announced: 11/24/2020	3/5/2020, Announced: 2/25/2020
Depth	9.6 millimeters (0.38 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	77.3 x 162.3 millimeters (3.04 x 6.39 in)	75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight	198 grams (6.93 ounces)	191 grams (6.69 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	IP53 certified: protection against dust and splashing	Not supported
📲 Display
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Display type	TFT IPS LCD	Super AMOLED
Screen size	6.53" inches	6.4" inches
Screen-to-body ratio	~83.4% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	395 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	400nits[typ]	420nits[peak]
🤖 Operating System
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
System version	Android 10	Android 10
Firmware update	Android 11	Android 11
User Interface	MIUI 12.5	feature not registered
⚙️ Processor
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 662 (SM6115) (11nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 610 (950MHz)	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	AnTuTu: 177904 (v8) Geekbench: 1398 (v5.1) GFXBench: 5.9fps (ES 3.1 onscreen)	feature not registered
💽 Memory and storage
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
RAM memory	4GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (106GB available) UFS 2.2	128GB (108GB available) UFS 2.1
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	400/150 Mbps	600/150 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 Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 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	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 Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE
📷 Camera
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Back camera (main camera)	(triple camera) 48 megapixels 2MP macro f/2.41.75μm 2MP depth f/2.41.75μm	(quad camera) 64 megapixels 8MP ultrawide f/2.212mm1/4.0"1.12µm 5MP macro f/2.425mm1/5.0"1.12µm 5MP depth f/2.2
Main camera resolution	8000x6000 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2" inches	1/1.72" 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	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
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/2.1 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/4" inches	1/2.8" inches
Pixel size	1.12µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Loudspeaker	Stereo sound with dual speakers 24-bit/192kHz	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM (RDS)
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
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
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	USB Type-C (reversible)	Not supported
Bluetooth	5.0 + 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	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	6000 mAh	6000 mAh
Charger, watts	18W Wired fast charging Reverse charging by cable	15W Wired fast charging
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
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
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: Power Black, Cool Blue, Poco Yellow • Silicone Case included	• Colors: Ocean Blue, Space Black, Red • One UI 2.0, 3.1
☢️ Radiation rate
	Xiaomi Poco M3 (128GB)	Galaxy M31 (SM-M315F/DS 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.09W/kg (head), 1W/kg (body)	0.52W/kg (head), 0.69W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.6W/kg (head), 0.81W/kg (body)	0.482W/kg (head), 1.127W/kg (body)