Xiaomi Mi 8 (128GB) vs Samsung Galaxy A90 5G (SM-A908N)

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Side by side comparison between Xiaomi Mi 8 vs Samsung Galaxy A90 5G phones, differences, pros, cons and full specifications. What's the better?

11/9/2019 11:59 AM, updated: 11/19/2021 4:15 AM

Compare Samsung Galaxy A90 5G X Xiaomi Mi 8 (128GB) 11Points

Specifications Compare Models Pictures

6.21"
AMOLED

1080x2248

12
MP

20mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

16Points Samsung Galaxy A90 5G (SM-A908N) Compare Xiaomi Mi 8 X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy A90 5G (SM-A908N)

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!

11 Advantages Xiaomi Mi 8 (128GB)	vs	16 Advantages Samsung Galaxy A90 5G (SM-A908N)
+175 grams (6.13 ounces)18% Lighter	vs	206 grams (7.21 ounces)
+7.6 millimeters (0.3 inches)11% Thinner	vs	8.4 millimeters (0.33 inches)
+HDR10Advantage The HDR10 display provides vibrant colors and more details	vs	Not supported
+402 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	393 PPI
+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)
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
2.8GHz 64bit Octa-core	vs	+2.84GHz 64bit Octa-core (7nm)5% More powerful processor, you can open your applications faster
UFS 2.1	vs	+UFS 3.0Advantage Fastest write and read storage.
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
1080x2248 pixels	vs	+1080x2400 pixels7% Higher resolution screen
6.21"	vs	+6.7"8% Larger screen
(dual camera) 12MP + 12MP	vs	+(triple camera) 48MP + 8MP + 5MP154% Higher resolution main camera
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2.55" inches	vs	+1/2" inches28% The larger sensor camera lets you take photos with better depth.
(front) 20MP	vs	+(front) 32MP61% Higher resolution secondary camera to take pictures and selfies
Android 9.0 Pie	vs	+Android 11Advantage Android 11 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 1024 Mbps	vs	+(5G SA/NSA) 2000 Mbps95% Faster for surfing the internet and download files
Not supported	vs	+ANT+Advantage Sensors help you use the device
3400 mAh	vs	+4500 mAh32% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18W	vs	+25W39% 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.
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.

31 Common items in both devices

6GB LPDDR4X

128GB (110GB available) / 128GB (106GB available)

Aluminum frame, glass front/back

Super AMOLED

60Hz

16 million

PDAF: phase detection autofocus

+24 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 (128GB)	Galaxy A90 5G (SM-A908N)
Change model		Choose the model
Model	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Other model names	小米8, Xiaomi Mi8 6GB RAM, Xiaomi Dipper	Galaxy A90 SM-A908NZWAKOO (6GB RAM)
Country or region available	(Global, International), China, Hong Kong, Taiwan	South Korea
Brand	Xiaomi	Samsung
Release date	6/1/2018	9/1/2019
Depth	7.6 millimeters (0.3 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	74.8 x 154.9 millimeters (2.94 x 6.1 in)	76.4 x 164.8 millimeters (3.01 x 6.49 in)
Weight	175 grams (6.13 ounces)	206 grams (7.21 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Display type	Super AMOLED	Super AMOLED
Screen size	6.21" inches	6.7" inches
Screen-to-body ratio	~83.8% (screen-to-body ratio)	~86.1% (screen-to-body ratio)
Display resolution	1080x2248 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	402 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 6
Refresh rate	60Hz	60Hz
Display features	600nits[typ] HDR10	Not supported
🤖 Operating System
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
System version	Android 8.1 Oreo	Android 9.0 Pie
Firmware update	Android 9.0 Pie	Android 11
User Interface	feature not registered	feature not registered
⚙️ Processor
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Chipset	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)	64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.8GHz Kryo 385 Silver (Quad-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 710Mhz	Qualcomm Adreno 640 (585MHz)
Performance (benchmark)	feature not registered	AnTuTu: 458314 (v8)
💽 Memory and storage
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (110GB available) UFS 2.1	128GB (106GB available) UFS 3.0
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	1024/150 Mbps	2000/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
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 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41) VoLTE	LTE Cat20 (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	NSA/Sub6 (41, 78)
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, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Back camera (main camera)	(dual camera) 12 megapixels 12MP telephoto f/2.456mm1/3.4"1.0µmAF2x-optical-zoom	(triple camera) 48 megapixels 8MP ultrawide f/2.212mm1/4"1.12µm 5MP depth f/2.2
Main camera resolution	4000x3000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 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	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 (128GB)	Galaxy A90 5G (SM-A908N)
Front camera (secondary)	20 megapixels	32 megapixels
Front camera resolution	5184x3840 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	25mm (lens)
Sensor size	1/3" inches	1/2.8" inches
Pixel size	1.8µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	Not supported
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 Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	Type-C jack with 3.5mm jack adapter	Type-C reversible connector
TV output	USB Type-C (reversible)	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 (128GB)	Galaxy A90 5G (SM-A908N)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3400 mAh	4500 mAh
Charger, watts	18W Wired fast charging Quick Charge 4+	25W 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 8 (128GB)	Galaxy A90 5G (SM-A908N)
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, Blue, White, Gold • MIUI 9.5 • Always-On Display • WiFi display	• Colors: Black, White • One UI 3.1 • Always-on display • Samsung DeX • Dolby Atmos sound
☢️ Radiation rate
	Xiaomi Mi 8 (128GB)	Galaxy A90 5G (SM-A908N)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.681W/kg (head), 1.2W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered