Samsung Galaxy A40 (SM-A405FM/DS) vs Asus Zenfone 7 (ZS670KS 128GB/6GB)

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Side by side comparison between Samsung Galaxy A40 vs Asus Zenfone 7 phones, differences, pros, cons and full specifications. What's the better?

10/16/2021 10:43 AM, updated: 5/17/2022 5:35 AM

Compare Asus Zenfone 7 X Samsung Galaxy A40 (SM-A405FM/DS) 08Points

Specifications Compare Models Pictures

5.9"
AMOLED

1080x2340

16
MP

25mp

4GB
RAM

Octa-core

3100
mAh

(Non removable)

22Points Asus Zenfone 7 (ZS670KS 128GB/6GB) Compare Samsung Galaxy A40 X

Specifications Compare Models Pictures

6.67"
AMOLED

1080x2400

64
MP

64mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Asus Zenfone 7 (ZS670KS 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!

8 Advantages Samsung Galaxy A40 (SM-A405FM/DS)	vs	22 Advantages Asus Zenfone 7 (ZS670KS 128GB/6GB)
+140 grams (4.9 ounces)68% Lighter	vs	235 grams (8.23 ounces)
+7.9 millimeters (0.31 inches)22% Thinner	vs	9.6 millimeters (0.38 inches)
+437 PPI11% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	395 PPI
+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.8 (aperture)
+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
+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	+2.84GHz 64bit Octa-core (7nm)70% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+6GB LPDDR550% More RAM memory. Typically more responsive and better for multitasking.
64GB (49GB available)	vs	+128GB (104GB available)112% More internal storage for applications and files
eMMC 5.1	vs	+UFS 3.1Advantage Fastest write and read storage.
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
1080x2340 pixels	vs	+1080x2400 pixels3% Higher resolution screen
5.9"	vs	+6.67"13% Larger screen
(dual camera) 16MP + 5MP	vs	+(triple camera) 64MP + 12MP + 8MP3 times Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
(front) 25MP	vs	+(triple front camera) 64MP + 12MP + 8MP2 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+8K UHD (7680x4320)15 times More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)	vs	+(front) 8K UHD (7680x4320)15 times More image quality for recording videos with the secondary camera
Android 9.0 Pie	vs	+Android 12Advantage Android 12 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 600 Mbps	vs	+(5G SA/NSA) 2000 Mbps2 times Faster for surfing the internet and download files
3100 mAh	vs	+5000 mAh61% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+30W100% 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.
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
5.0 + A2DP/LE	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster
Not supported	vs	+Gorilla Glass 6Advantage Protection against scratches on the screen lets you carry your phone with your keys

24 Common items in both devices

Until 1TB microSD, microSDXC

Super AMOLED

16 million

PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras / HDR photo/video on both cameras

Capacitive

+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 A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Change model		Choose the model
Model	Galaxy A40 (SM-A405FM/DS)	Zenfone 7 (ZS670KS 128GB/6GB)
Other model names	Galaxy A40 SM-A405FM/Dual-Sim, SM-A405FZKGSER	Asus Zenfone 7 ZS670KS, ASUS_I002D, I002D (6GB RAM)
Country or region available	Kazakhstan, Russia	(Global, International)
Brand	Samsung	Asus
Release date	4/10/2019	9/1/2020, Announced: 8/26/2020
Depth	7.9 millimeters (0.31 inches)	9.6 millimeters (0.38 inches)
Size (width x height)	69.2 x 144.4 millimeters (2.72 x 5.69 in)	77.3 x 165.1 millimeters (3.04 x 6.5 in)
Weight	140 grams (4.9 ounces)	235 grams (8.23 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-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.9" inches	6.67" inches
Screen-to-body ratio	~85.5% (screen-to-body ratio)	~84.2% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	437 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 6
Refresh rate	feature not registered	90Hz
Display features	feature not registered	700nits[peak] HDR10+
🤖 Operating System
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
System version	Android 9.0 Pie	Android 10
Firmware update	feature not registered	Android 12
User Interface	feature not registered	ZenUI 8
⚙️ Processor
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Chipset	64bit: Samsung Exynos 7 Octa 7885 (14nm)	64bit: Qualcomm Snapdragon 865 (SM8250) (7nm)
CPU	Octa-core, 2 processors: 2x 1.8GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 650 (250-587MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
RAM memory	4GB LPDDR4X	6GB LPDDR5
Internal storage	64GB (49GB available) eMMC 5.1	128GB (104GB available) UFS 3.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	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	600/150 Mbps	2000/1024 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	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 800/850/900/1700/1900/2100
Primary 4G network	LTE Cat12/13 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38, 40, 41)	LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE
Primary 5G network	Not supported	SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78)
Primary data network	GPRS, EDGE, UMTS, 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	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 800/850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Back camera (main camera)	(dual camera) 16 megapixels 5MP ultrawide f/2.213mmFF	(triple camera) 64 megapixels 12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF 8MP telephoto f/2.480mmPDAF3x-optical-zoom
Main camera resolution	4608x3456 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	8K UHD (7680x4320) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.7 (aperture)	f/1.8 (aperture)
Focal length	26mm (lens)	26mm (lens)
Sensor size	feature not registered	1/1.72" inches
Pixel size	feature not registered	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	Only digital zoom	Digital and optical 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/video on both cameras
Camera extras	feature not registered	4K@120fps 1080p@240fps 720p@480fps
📸 Front camera
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Front camera (secondary)	25 megapixels	Uses the back motorized camera (flip-up/rotating)
Front camera resolution	5760x4320 pixels	10120x6328 pixels
Video recording (secondary)	Full HD (1920x1080)	8K UHD (7680x4320)
Front flash	Not supported	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	25mm (lens)	26mm (lens)
Sensor size	feature not registered	1/1.72" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Loudspeaker	Supported	Stereo sound 24-bit/192kHz
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 A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
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	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.1 + 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/ax [wifi6] (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, QZSS, NavIC
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3100 mAh	5000 mAh
Charger, watts	15W Wired fast charging	30W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	18 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
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: Aurora Black, Pastel White • Silicon case included
☢️ Radiation rate
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 7 (ZS670KS 128GB/6GB)
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