Samsung Galaxy A40s (SM-A3050) vs Xiaomi Mi 9 SE (128GB)

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Side by side comparison between Samsung Galaxy A40s vs Xiaomi Mi 9 SE phones, differences, pros, cons and full specifications. What's the better?

5/4/2019 1:19 PM, updated: 1/25/2023 4:06 AM

Compare Xiaomi Mi 9 SE X Samsung Galaxy A40s (SM-A3050) 06Points

Specifications Compare Models Pictures

6.4"
AMOLED

720x1560

13
MP

16mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

19Points Xiaomi Mi 9 SE (128GB) Compare Samsung Galaxy A40s X

Specifications Compare Models Pictures

5.97"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

3070
mAh

(Non removable)

What's the better phone? Xiaomi Mi 9 SE (128GB)

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 Samsung Galaxy A40s (SM-A3050)	vs	19 Advantages Xiaomi Mi 9 SE (128GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+6.4"7% Larger screen	vs	5.97"
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+5000 mAh63% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3070 mAh
+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
1.8GHz 64bit Octa-core	vs	+2.3GHz 64bit Octa-core (10nm)47% More powerful processor, you can open your applications faster
64GB (47GB available)	vs	+128GB (109GB available)132% More internal storage for applications and files
eMMC 5.1	vs	+UFS 2.0Advantage Fastest write and read storage.
174 grams (6.09 ounces)	vs	+155 grams (5.43 ounces)12% Lighter
8.5 millimeters (0.33 inches)	vs	+7.45 millimeters (0.29 inches)14% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
720x1560 pixels	vs	+1080x2340 pixels125% Higher resolution screen
268 PPI	vs	+432 PPI61% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(triple camera) 13MP + 5MP + 5MP	vs	+(triple camera) 48MP + 13MP + 8MP2 times Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 16MP	vs	+(front) 20MP25% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
Android 10	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE-A) 600 Mbps	vs	+(4G LTE-A) 800 Mbps33% Faster for surfing the internet and download files
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	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

24 Common items in both devices

6GB LPDDR4X

Super AMOLED

16 million

Only digital zoom

PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

+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
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Change model		Choose the model
Model	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Other model names	Galaxy A40s SM-A3050ZKFC (64GB + 6GB RAM), Galaxy M30	小米9 SE M1903F2G, M1903F2A, Xiaomi Grus
Country or region available	China, Hong Kong	(Global, International), China
Brand	Samsung	Xiaomi
Release date	3/7/2019	3/1/2019, Announced: 2/20/2019
Depth	8.5 millimeters (0.33 inches)	7.45 millimeters (0.29 inches)
Size (width x height)	75.1 x 159 millimeters (2.96 x 6.26 in)	70.5 x 147.5 millimeters (2.78 x 5.81 in)
Weight	174 grams (6.09 ounces)	155 grams (5.43 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.4" inches	5.97" inches
Screen-to-body ratio	~84.2% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	720x1560 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	268 PPI	432 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	HDR8
🤖 Operating System
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
System version	Android 8.1 Oreo	Android 9.0 Pie
Firmware update	Android 10	Android 11
User Interface	feature not registered	MIUI 10 / 11 / 12.5
⚙️ Processor
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Chipset	64bit: Samsung Exynos 7 Octa 7904 (14nm)	64bit: Qualcomm Snapdragon 712 (SDM712) (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 2.3GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 616 (610MHz)
Performance (benchmark)	feature not registered	AnTuTu: 180057 (v7) Geekbench: 6017 (v4.4) GFXBench: 14fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	64GB (47GB available) eMMC 5.1	128GB (109GB available) UFS 2.0
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
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	CDMA 800, GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 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, 4, 5, 7, 8, 12, 17) TD-LTE (Bands 34, 38, 39, 40, 41)	LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 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, 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	UMTS 850/900/1900/2100
Secondary 4G network	Not supported	LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Back camera (main camera)	(triple camera) 13 megapixels 5MP ultrawide f/2.212mm 5MP depth f/2.2	(triple camera) 48 megapixels 13MP ultrawide f/2.41.12µm 8MP telephoto f/2.41.12µmPDAF
Main camera resolution	4128x3096 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/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 A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Front camera (secondary)	16 megapixels	20 megapixels
Front camera resolution	4608x3456 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	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	0.9µm pixel
🔉 Sound and multimedia
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Loudspeaker	Supported	Mono sound (not stereo)
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, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
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	Type-C jack with 3.5mm jack adapter
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	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	3070 mAh
Charger, watts	15W Wired fast charging	18W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	417 hours (17.4 days)	feature not registered
➕ Other features
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
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, Blue, Gold • 19.5:9 display ratio FHD+ • Dolby Atmos sound	• Colors: Gray, Violet, Blue
☢️ Radiation rate
	Galaxy A40s (SM-A3050)	Xiaomi Mi 9 SE (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.39W/kg (head), 1.39W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.19W/kg (head), 1.17W/kg (body)