Xiaomi Mi 3 (16GB) vs Samsung Galaxy M31 (SM-M315F/DSN 128GB)

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Side by side comparison between Xiaomi Mi 3 vs Samsung Galaxy M31 phones, differences, pros, cons and full specifications. What's the better?

8/24/2020 1:09 PM, updated: 10/26/2021 8:15 AM

Compare Samsung Galaxy M31 X Xiaomi Mi 3 (16GB) 06Points

Specifications Compare Models Pictures

5"
IPS

1080x1920

13
MP

2.1mp

2GB
RAM

Quad-core

3050
mAh

(Non removable)

22Points Samsung Galaxy M31 (SM-M315F/DSN 128GB) Compare Xiaomi Mi 3 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/DSN 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!

6 Advantages Xiaomi Mi 3 (16GB)	vs	22 Advantages Samsung Galaxy M31 (SM-M315F/DSN 128GB)
+145 grams (5.08 ounces)32% Lighter	vs	191 grams (6.69 ounces)
+8.1 millimeters (0.32 inches)10% Thinner	vs	8.9 millimeters (0.35 inches)
+441 PPI9% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	403 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+Proximity sensorAdvantage Sensors help you use the device	vs	Not supported
2.3GHz 32bit Quad-core	vs	+2.3GHz 64bit Octa-core (10nm)28% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+6GB LPDDR4X2 times More RAM memory. Typically more responsive and better for multitasking.
16GB (13GB available)	vs	+128GB (108GB available)7 times More internal storage for applications and files
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
TFT LED-Backlit IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
1080x1920 pixels	vs	+1080x2340 pixels22% Higher resolution screen
5"	vs	+6.4"28% Larger screen
(back) 13MP	vs	+(quad camera) 64MP + 8MP + 5MP + 5MP5 times Higher resolution main camera
HDR photo/video only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.2 (aperture)	vs	+f/1.8 (aperture)22% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 2.1MP	vs	+(front) 32MP14 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
Android 4.4.2 KitKat	vs	+Android 11Advantage Android 11 is newer and safer
3G+ HSPA+	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G+ HSPA+) 42 Mbps	vs	+(4G LTE-A) 600 Mbps13 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
3050 mAh	vs	+6000 mAh97% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
4.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

19 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

Capacitive

Multitouch

Accelerometer

+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 Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Change model		Choose the model
Model	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Other model names	Xiaomi Mi3 WCDMA, Xiaomi 3 China Unicom	Galaxy M315F/Dual-Sim NFC (128GB + 6GB RAM)
Country or region available	feature not registered	South Africa, Angola, Saudi Arabia, United Arab Emirates, Morocco, Mozambique, Russia, Turkey, Ukraine
Brand	Xiaomi	Samsung
Release date	12/1/2013	3/5/2020, Announced: 2/25/2020
Depth	8.1 millimeters (0.32 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	73.6 x 144 millimeters (2.9 x 5.67 in)	75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight	145 grams (5.08 ounces)	191 grams (6.69 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Display type	TFT LED-Backlit IPS LCD	Super AMOLED
Screen size	5" inches	6.4" inches
Screen-to-body ratio	~65% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	441 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	feature not registered	60Hz
Display features	feature not registered	420nits[peak]
🤖 Operating System
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
System version	Android 4.2.1 Jelly Bean	Android 10
Firmware update	Android 4.4.2 KitKat	Android 11
User Interface	feature not registered	feature not registered
⚙️ Processor
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Chipset	32bit: Qualcomm Snapdragon 800 MSM8274AB (28nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Quad-core, 1 processor: 4x 2.3GHz Krait 400 (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 330 450MHz	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
RAM memory	2GB LPDDR3	6GB LPDDR4X
Internal storage	16GB (13GB available)	128GB (108GB available) UFS 2.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	42/5.76 Mbps	600/150 Mbps
Network technology	2G, 3G	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 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	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+	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
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Back camera (main camera)	13 megapixels	(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	4128x3096 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/1.8 (aperture)
Focal length	28mm lens	26mm lens
Sensor size	feature not registered	1/1.72" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	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/video only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Front camera (secondary)	2.1 megapixels	32 megapixels
Front camera resolution	1920x1080 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, DivX, XviD, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Battery type	Li-Ion: lithium-ion (Non removable) BM31	LiPo: li-ion polymer (Non removable)
Battery capacity	3050 mAh	6000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	20 hours	feature not registered
Standby	400 hours (16.7 days)	feature not registered
➕ Other features
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (Swype), 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: Metallic gray • USB OTG On-The-Go 1.3 • MI UI 5.0 • Dirac HD sound • Touchscreen with gloves • WiFi display	• Colors: Ocean Blue, Space Black, Red • One UI 2.0, 3.1
☢️ Radiation rate
	Xiaomi Mi 3 (16GB)	Galaxy M31 (SM-M315F/DSN 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.482W/kg (head), 1.127W/kg (body)