Xiaomi Mi 6X (128GB) vs Samsung Galaxy M31 (SM-M315F/DS 128GB/8GB)

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Side by side comparison between Xiaomi Mi 6X vs Samsung Galaxy M31 phones, differences, pros, cons and full specifications. What's the better?

8/24/2020 1:04 PM, updated: 11/14/2021 11:07 AM

Compare Samsung Galaxy M31 X Xiaomi Mi 6X (128GB) 07Points

Specifications Compare Models Pictures

5.99"
IPS

1080x2160

12
MP

20mp

6GB
RAM

Octa-core

3000
mAh

(Non removable)

14Points Samsung Galaxy M31 (SM-M315F/DS 128GB/8GB) Compare Xiaomi Mi 6X X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2340

64
MP

32mp

8GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M31 (SM-M315F/DS 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!

7 Advantages Xiaomi Mi 6X (128GB)	vs	14 Advantages Samsung Galaxy M31 (SM-M315F/DS 128GB/8GB)
+2.2GHz 64bit Octa-core (14nm)2% More powerful processor, you can open your applications faster	vs	2.3GHz 64bit Octa-core (10nm)
+168 grams (5.88 ounces)14% Lighter	vs	191 grams (6.69 ounces)
+7.3 millimeters (0.29 inches)22% Thinner	vs	8.9 millimeters (0.35 inches)
+Aluminum body, glass frontAdvantage More resistant material	vs	Plastic body, glass front
+Dual-LED on main camera and LED on front cameraAdvantage The Dual-LED on main camera and LED on front camera helps in dark places or in low light	vs	LED flash
+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
6GB LPDDR4X	vs	+8GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.
eMMC 5.1	vs	+UFS 2.1Advantage Fastest write and read storage.
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
LTPS IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
1080x2160 pixels	vs	+1080x2340 pixels8% Higher resolution screen
5.99"	vs	+6.4"7% Larger screen
(dual camera) 12MP + 20MP	vs	+(quad camera) 64MP + 8MP + 5MP + 5MP156% Higher resolution main camera
1/2.9" inches	vs	+1/1.72" inches69% The larger sensor camera lets you take photos with better depth.
(front) 20MP	vs	+(front) 32MP60% Higher resolution secondary camera to take pictures and selfies
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 9.0 Pie	vs	+Android 11Advantage Android 11 is newer and safer
3000 mAh	vs	+6000 mAh100% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general

28 Common items in both devices

128GB (111GB available) / 128GB (108GB available)

60Hz

16 million

403 PPI

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+21 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 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Change model		Choose the model
Model	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Other model names	小米6X, Xiaomi Mi 6X M1804D2SE, M1804D2SC, Xiaomi Wayne	Galaxy M315F/Dual-Sim (128GB + 8GB RAM)
Country or region available	China, Hong Kong	India
Brand	Xiaomi	Samsung
Release date	6/1/2018	3/5/2020, Announced: 2/25/2020
Depth	7.3 millimeters (0.29 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	75.4 x 158.7 millimeters (2.97 x 6.25 in)	75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight	168 grams (5.88 ounces)	191 grams (6.69 ounces)
Build, materials	Aluminum body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Display type	LTPS IPS LCD	Super AMOLED
Screen size	5.99" inches	6.4" inches
Screen-to-body ratio	~77.4% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	1080x2160 pixels (18:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	Not supported	420nits[peak]
🤖 Operating System
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
System version	Android 8.1 Oreo	Android 10
Firmware update	Android 9.0 Pie	Android 11
User Interface	feature not registered	feature not registered
⚙️ Processor
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Chipset	64bit: Qualcomm Snapdragon 660 (SDM660) (14nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Octa-core, 2 processors: 4x 2.2GHz 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 512 (650MHz)	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
RAM memory	6GB LPDDR4X	8GB LPDDR4X
Internal storage	128GB (111GB available) eMMC 5.1	128GB (108GB available) UFS 2.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	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	600/150 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat12 (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) 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, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Back camera (main camera)	(dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm	(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	4000x3000 pixels	10120x6328 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED on main camera and LED on front camera	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.9" inches	1/1.72" inches
Pixel size	1.25µm 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	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Front camera (secondary)	20 megapixels	32 megapixels
Front camera resolution	5164x3872 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	LED	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.8" inches	1/2.8" inches
Pixel size	1µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	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, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	Not supported	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, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	6000 mAh
Charger, watts	18W Wired fast charging Quick Charge 3	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 Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
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: Black, Gold, Blue, Red, Rose Gold • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display	• Colors: Ocean Blue, Space Black, Red • One UI 2.0, 3.1
☢️ Radiation rate
	Xiaomi Mi 6X (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.96W/kg (head), 0.64W/kg (body)	0.52W/kg (head), 0.69W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	1.16W/kg (head), 0.66W/kg (body)	0.482W/kg (head), 1.127W/kg (body)