Xiaomi Mi 8 Pro (128GB/8GB) vs Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB)

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Side by side comparison between Xiaomi Mi 8 Pro vs Samsung Galaxy A31 phones, differences, pros, cons and full specifications. What's the better?

5/12/2020 10:08 AM, updated: 12/15/2021 7:49 PM

Compare Samsung Galaxy A31 X Xiaomi Mi 8 Pro (128GB/8GB) 17Points

Specifications Compare Models Pictures

6.21"
AMOLED

1080x2248

12
MP

20mp

8GB
RAM

Octa-core

3000
mAh

(Non removable)

10Points Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB) Compare Xiaomi Mi 8 Pro X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

48
MP

20mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Mi 8 Pro (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!

17 Advantages Xiaomi Mi 8 Pro (128GB/8GB)	vs	10 Advantages Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB)
+2.8GHz 64bit Octa-core44% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (12nm)
+8GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4X
+UFS 2.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+177 grams (6.2 ounces)5% Lighter	vs	185 grams (6.48 ounces)
+7.6 millimeters (0.3 inches)13% Thinner	vs	8.6 millimeters (0.34 inches)
+Aluminum frame, glass front/backAdvantage 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
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 1024 Mbps6 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+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
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
1080x2248 pixels	vs	+1080x2400 pixels7% Higher resolution screen
402 PPI	vs	+411 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.21"	vs	+6.4"3% Larger screen
(dual camera) 12MP + 12MP	vs	+(quad camera) 48MP + 8MP + 5MP + 5MP175% Higher resolution main camera
1/2.55" inches	vs	+1/2" inches28% The larger sensor camera lets you take photos with better depth.
Android 9.0 Pie	vs	+Android 11Advantage Android 11 is newer and safer
3000 mAh	vs	+5000 mAh67% 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	+FMAdvantage The radio lets you listen to your songs and sports in general

24 Common items in both devices

128GB (110GB available) / 128GB (104GB available)

Super AMOLED

16 million

PDAF: phase detection autofocus

HDR photo on both cameras

(front) 20MP

(front) Full HD (1920x1080)

+17 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 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Change model		Choose the model
Model	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Other model names	小米8 Pro, Xiaomi 8 Pro (8GB RAM) M1807E8A, Xiaomi Ursa	Galaxy A31 SM-A315G/Dual-Sim NFC (128GB + 6GB RAM)
Country or region available	Taiwan, (Global, International)	Philippines, Hong Kong, Indonesia, Malaysia, Thailand, Taiwan, Vietnam
Brand	Xiaomi	Samsung
Release date	9/1/2018	4/27/2020, Announced: 3/24/2020
Depth	7.6 millimeters (0.3 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	74.8 x 154.9 millimeters (2.94 x 6.1 in)	73.1 x 159.3 millimeters (2.88 x 6.27 in)
Weight	177 grams (6.2 ounces)	185 grams (6.48 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.21" inches	6.4" inches
Screen-to-body ratio	~83.8% (screen-to-body ratio)	~84.9% (screen-to-body ratio)
Display resolution	1080x2248 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	402 PPI	411 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
System version	Android 8.1 Oreo	Android 10
Firmware update	Android 9.0 Pie	Android 11
User Interface	feature not registered	One UI 2.5 / 3.1
⚙️ Processor
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)	64bit: MediaTek Helio P65 (MT6768) (12nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.8GHz Kryo 385 Silver (Quad-core)	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 630 710Mhz	ARM Mali-G52 MC2 (820MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
RAM memory	8GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (110GB available) UFS 2.1	128GB (104GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
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	1024/150 Mbps	150/50 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 Cat16 (Bands 1,2,3,4,5,7,8,12,17,20) TD-LTE (Bands 34,38,39,40,41) VoLTE	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 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
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 Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
📷 Camera
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Back camera (main camera)	(dual camera) 12 megapixels 12MP telephoto f/2.41/3.4"1.0µmAF2x-optical-zoom	(quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	4000x3000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 60 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.55" inches	1/2" inches
Pixel size	1.4µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical 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 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Front camera (secondary)	20 megapixels	20 megapixels
Front camera resolution	5184x3840 pixels	5184x3840 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	0.9µm pixel	feature not registered
🔉 Sound and multimedia
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/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	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
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	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	5000 mAh
Charger, watts	18W Wired fast charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/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: Black (transparent back), Meteorite black, Twilight Gold • MIUI 10 • 600nit / DCI-P3 / HDR10 display • Always-On Display • Quick Charge 4.0+ • WiFi display	• Colors: Prism Black, Prism Blue, Prism Red, Prism White
☢️ Radiation rate
	Xiaomi Mi 8 Pro (128GB/8GB)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.488W/kg (head), 1.68W/kg (body)