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

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

8/24/2020 1:04 PM, updated: 10/26/2021 8:15 AM

Compare Samsung Galaxy M31 X Xiaomi Mi Mix (128GB) 06Points

Specifications Compare Models Pictures

6.4"
IPS

1080x2040

16
MP

5mp

4GB
RAM

Quad-core

4400
mAh

(Non removable)

18Points Samsung Galaxy M31 (SM-M315F/DS 128GB/8GB) Compare Xiaomi Mi Mix 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!

6 Advantages Xiaomi Mi Mix (128GB)	vs	18 Advantages Samsung Galaxy M31 (SM-M315F/DS 128GB/8GB)
+7.9 millimeters (0.31 inches)13% Thinner	vs	8.9 millimeters (0.35 inches)
+Ceramic body, glass frontAdvantage More resistant material	vs	Plastic body, glass front
+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
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
2.35GHz 64bit Quad-core	vs	+2.3GHz 64bit Octa-core (10nm)23% More powerful processor, you can open your applications faster
4GB LPDDR4	vs	+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
209 grams (7.32 ounces)	vs	+191 grams (6.69 ounces)9% Lighter
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
1080x2040 pixels	vs	+1080x2340 pixels15% Higher resolution screen
361 PPI	vs	+403 PPI12% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(back) 16MP	vs	+(quad camera) 64MP + 8MP + 5MP + 5MP4 times Higher resolution main camera
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.
(front) 5MP	vs	+(front) 32MP5 times 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 7.0 Nougat	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 600 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
4400 mAh	vs	+6000 mAh36% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys

23 Common items in both devices

128GB (118GB available) / 128GB (108GB available)

16 million

6.4"

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

+16 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 Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Change model		Choose the model
Model	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Other model names	Xiaomi Mix 2016080 4GB RAM + 128GB, Xiaomi Lithium	Galaxy M315F/Dual-Sim (128GB + 8GB RAM)
Country or region available	China, Vietnam	India
Brand	Xiaomi	Samsung
Release date	11/4/2016	3/5/2020, Announced: 2/25/2020
Depth	7.9 millimeters (0.31 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	81.9 x 158.8 millimeters (3.22 x 6.25 in)	75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight	209 grams (7.32 ounces)	191 grams (6.69 ounces)
Build, materials	Ceramic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Display type	TFT IPS LCD	Super AMOLED
Screen size	6.4" inches	6.4" inches
Screen-to-body ratio	~84% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	1080x2040 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	361 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	feature not registered	60Hz
Display features	feature not registered	420nits[peak]
🤖 Operating System
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
System version	Android 6.0.1 Marshmallow	Android 10
Firmware update	Android 7.0 Nougat	Android 11
User Interface	feature not registered	feature not registered
⚙️ Processor
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996AC Pro (14nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-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 530 650Mhz	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
RAM memory	4GB LPDDR4	8GB LPDDR4X
Internal storage	128GB (118GB available)	128GB (108GB available) UFS 2.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi Mix (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	300/50 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 TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat9 850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41)	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 Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Back camera (main camera)	16 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	4608x3456 pixels	10120x6328 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/1.72" inches
Pixel size	feature not registered	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 Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Front camera (secondary)	5 megapixels	32 megapixels
Front camera resolution	2592x1944 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	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 Mix (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	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 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	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + A2DP	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	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass 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 Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4400 mAh	6000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	256 hours (10.7 days)	feature not registered
➕ Other features
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 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: Black • MIUI 8.0/8.2 • 500nits display brightness • Slow-motion at 720p@120fps • 192Hz/24-bit audio • Quick Charge 3.0: 83% in 30min • Miracast	• Colors: Ocean Blue, Space Black, Red • One UI 2.0, 3.1
☢️ Radiation rate
	Xiaomi Mi Mix (128GB)	Galaxy M31 (SM-M315F/DS 128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.52W/kg (head), 0.69W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.482W/kg (head), 1.127W/kg (body)