Samsung Galaxy A40 (SM-A405FN/DS) vs Xiaomi Mi 8 SE (64GB/4GB)

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Side by side comparison between Samsung Galaxy A40 vs Xiaomi Mi 8 SE phones, differences, pros, cons and full specifications. What's the better?

4/30/2019 8:57 PM, updated: 3/21/2020 3:21 PM

Compare Xiaomi Mi 8 SE X Samsung Galaxy A40 (SM-A405FN/DS) 13Points

Specifications Compare Models Pictures

5.9"
AMOLED

1080x2340

16
MP

25mp

4GB
RAM

Octa-core

3100
mAh

(Non removable)

08Points Xiaomi Mi 8 SE (64GB/4GB) Compare Samsung Galaxy A40 X

Specifications Compare Models Pictures

5.88"
AMOLED

1080x2248

12
MP

20mp

4GB
RAM

Octa-core

3120
mAh

(Non removable)

What's the better phone? Samsung Galaxy A40 (SM-A405FN/DS)

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!

13 Advantages Samsung Galaxy A40 (SM-A405FN/DS)	vs	8 Advantages Xiaomi Mi 8 SE (64GB/4GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+140 grams (4.9 ounces)17% Lighter	vs	164 grams (5.74 ounces)
+1080x2340 pixels4% Higher resolution screen	vs	1080x2248 pixels
+437 PPI3% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	424 PPI
+5.9"1% Larger screen	vs	5.88"
+(dual camera) 16MP + 5MP23% Higher resolution main camera	vs	(dual camera) 12MP + 5MP
+f/1.7 (aperture)12% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.9 (aperture)
+(front) 25MP25% Higher resolution secondary camera to take pictures and selfies	vs	(front) 20MP
+ANT+Advantage Sensors help you use the device	vs	Not supported
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C jack with 3.5mm jack adapter
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 2.0 Type-C, USB OTG On-The-Go
1.8GHz 64bit Octa-core	vs	+2.2GHz 64bit Octa-core43% More powerful processor, you can open your applications faster
7.9 millimeters (0.31 inches)	vs	+7.5 millimeters (0.3 inches)5% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(4G LTE-A) 600 Mbps	vs	+(4G LTE-A) 800 Mbps33% Faster for surfing the internet and download files
3100 mAh	vs	+3120 mAh1% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+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.
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

28 Common items in both devices

4GB LPDDR4X

64GB (49GB available) / 64GB (51GB available)

eMMC 5.1

Super AMOLED

16 million

LED flash

Only digital zoom

+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
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Change model		Choose the model
Model	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Other model names	Galaxy A40 SM-A405FN/Dual-Sim	小米8 SE, Xiaomi Mi8 SE (64GB+4GB RAM) M1805E2A, Xiaomi Sirius
Country or region available	(Europe), (Global, International)	China, Hong Kong, Taiwan, (Global, International)
Brand	Samsung	Xiaomi
Release date	4/10/2019	6/1/2018
Depth	7.9 millimeters (0.31 inches)	7.5 millimeters (0.3 inches)
Size (width x height)	69.2 x 144.4 millimeters (2.72 x 5.69 in)	73.09 x 147.28 millimeters (2.88 x 5.8 in)
Weight	140 grams (4.9 ounces)	164 grams (5.74 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.9" inches	5.88" inches
Screen-to-body ratio	~85.5% (screen-to-body ratio)	~80.9% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1080x2248 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	437 PPI	424 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
System version	Android 9.0 Pie	Android 8.1 Oreo
Firmware update	feature not registered	Android 9.0 Pie
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Chipset	64bit: Samsung Exynos 7 Octa 7885 (14nm)	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)
CPU	Octa-core, 2 processors: 2x 1.8GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 616 500Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
RAM memory	4GB LPDDR4X	4GB LPDDR4X
Internal storage	64GB (49GB available) eMMC 5.1	64GB (51GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	600/150 Mbps	800/150 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	GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat12/13 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38, 40, 41)	LTE Cat15 (Bands 1,3,5,7,8,20) TD-LTE (Bands 34,38,39,40,41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Back camera (main camera)	(dual camera) 16 megapixels 5MP ultrawide f/2.213mmFF	(dual camera) 12 megapixels 5MP depth f/2.01.12µm
Main camera resolution	4608x3456 pixels	4000x3000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.7 (aperture)	f/1.9 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	feature not registered	1/2.55" inches
Pixel size	feature not registered	1.4µm 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
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Front camera (secondary)	25 megapixels	20 megapixels
Front camera resolution	5760x4320 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/2.0 (aperture)
Focal length	25mm lens	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1µm pixel
🔉 Sound and multimedia
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV, MKV	MP4, H.265, H.264, H.263, DivX, XviD, WMV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C jack with 3.5mm jack adapter
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, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3100 mAh	3120 mAh
Charger, watts	15W Wired fast charging	18W Wired fast charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	18 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
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, White, Blue, Coral • 19.5:9 display ratio FHD+ • One UI	• Colors: Gray, Blue, Red, Gold • MIUI 9.5 • 18.7:9 / DCI-P3 / HDR10 display • Quick Charge 3.0 • WiFi display
☢️ Radiation rate
	Galaxy A40 (SM-A405FN/DS)	Xiaomi Mi 8 SE (64GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.49W/kg (head), 1.34W/kg (body)	feature not registered