Samsung Galaxy A8s (SM-G8870 128GB/6GB) vs Samsung Galaxy M40 (SM-M405FN/DS)

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Side by side comparison between Samsung Galaxy A8s vs Samsung Galaxy M40 phones, differences, pros, cons and full specifications. What's the better?

4/12/2020 2:26 PM, updated: 11/23/2021 8:19 AM

Compare Samsung Galaxy M40 X Samsung Galaxy A8s (SM-G8870 128GB/6GB) 11Points

Specifications Compare Models Pictures

6.4"
PLS

1080x2340

24
MP

24mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

06Points Samsung Galaxy M40 (SM-M405FN/DS) Compare Samsung Galaxy A8s X

Specifications Compare Models Pictures

6.3"
PLS

1080x2340

32
MP

16mp

6GB
RAM

Octa-core

3500
mAh

(Non removable)

What's the better phone? Samsung Galaxy A8s (SM-G8870 128GB/6GB)

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 Samsung Galaxy A8s (SM-G8870 128GB/6GB)	vs	6 Advantages Samsung Galaxy M40 (SM-M405FN/DS)
+2.2GHz 64bit Octa-core16% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core
+7.4 millimeters (0.29 inches)7% Thinner	vs	7.9 millimeters (0.31 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+6.4"2% Larger screen	vs	6.3"
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+(front) 24MP49% Higher resolution secondary camera to take pictures and selfies	vs	(front) 16MP
+(4G LTE-A) 800 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE-A) 400 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+ANT+Advantage Sensors help you use the device	vs	Not supported
+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
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
173 grams (6.06 ounces)	vs	+168 grams (5.88 ounces)3% Lighter
403 PPI	vs	+409 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(triple camera) 24MP + 10MP + 5MP	vs	+(triple camera) 32MP + 8MP + 5MP16% Higher resolution main camera
3400 mAh	vs	+3500 mAh3% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

36 Common items in both devices

6GB LPDDR4X

128GB (109GB available) / 128GB (105GB available)

eMMC 5.1

TFT PLS

16 million

1080x2340 pixels

LED flash

+29 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 A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Change model		Choose the model
Model	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Other model names	Galaxy A8S (128GB+6GB RAM) SM-G8870ZKDCHC	Galaxy M40 SM-M405FN/Dual-Sim (128GB + 6GB RAM)
Country or region available	China, Hong Kong	(Europe), (Global, International)
Brand	Samsung	Samsung
Release date	12/1/2018	6/11/2019
Depth	7.4 millimeters (0.29 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	74.9 x 158.4 millimeters (2.95 x 6.24 in)	73.9 x 155.3 millimeters (2.91 x 6.11 in)
Weight	173 grams (6.06 ounces)	168 grams (5.88 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Display type	TFT PLS	TFT PLS
Screen size	6.4" inches	6.3" inches
Screen-to-body ratio	~84.7% (screen-to-body ratio)	~84.9% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1080x2340 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	409 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
System version	Android 9.0 Pie	Android 9.0 Pie
Firmware update	Android 10	Android 10
User Interface	One UI	feature not registered
⚙️ Processor
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Chipset	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)	64bit: Qualcomm Snapdragon 675 SDM675 (11nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)	Octa-core, 2 processors: 2x 2GHz Kryo 460 Gold (Dual-core) 6x 1.7GHz Kryo 460 Silver (Hexa-core)
GPU graphical controller	Qualcomm Adreno 616 500Mhz	Qualcomm Adreno 612 845Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (109GB available) eMMC 5.1	128GB (105GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	800/150 Mbps	400/50 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat15/13 (1, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41)	LTE Cat6 (Bands 1, 3, 5, 8, 20) TD-LTE (Bands 40, 41)
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+, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1900/2100	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE
📷 Camera
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Back camera (main camera)	(triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 5MP depth f/2.2	(triple camera) 32 megapixels 8MP ultrawide f/2.212mm1.12µmPDAF 5MP depth f/2.2
Main camera resolution	5632x4224 pixels	6528x4896 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.7 (aperture)	f/1.7 (aperture)
Focal length	27mm (lens)	feature not registered
Sensor size	1/2.8" inches	feature not registered
Pixel size	0.9µm pixel	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	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	1080p@240fps	feature not registered
📸 Front camera
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Front camera (secondary)	24 megapixels	16 megapixels
Front camera resolution	5632x4224 pixels	4608x3456 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	26mm (lens)	feature not registered
Sensor size	1/2.8" inches	feature not registered
Pixel size	0.9µm pixel	feature not registered
🔉 Sound and multimedia
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Loudspeaker	Stereo sound	Supported
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, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	Type-C reversible connector
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	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3400 mAh	3500 mAh
Charger, watts	18W Wired fast charging	15W Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	29 hours (1.2 days)
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
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, Gradient Black, Blue, Pink-Blue, Yellow-Pink • Samsung Pay	• Colors: Midnight Blue, Sweater Blue • One UI • Dolby Atmos sound • Slow motion 240fps
☢️ Radiation rate
	Galaxy A8s (SM-G8870 128GB/6GB)	Galaxy M40 (SM-M405FN/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.24W/kg (head), 1.168W/kg (body)	0.274W/kg (head), 1.17W/kg (body)