Samsung Galaxy A40 (SM-A405FM/DS) vs Asus Zenfone 3 Ultra (ZU680KL 32GB)

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Side by side comparison between Samsung Galaxy A40 vs Asus Zenfone 3 Ultra phones, differences, pros, cons and full specifications. What's the better?

3/21/2020 3:22 PM, updated: 5/11/2020 10:17 AM

Compare Asus Zenfone 3 Ultra X Samsung Galaxy A40 (SM-A405FM/DS) 18Points

Specifications Compare Models Pictures

5.9"
AMOLED

1080x2340

16
MP

25mp

4GB
RAM

Octa-core

3100
mAh

(Non removable)

09Points Asus Zenfone 3 Ultra (ZU680KL 32GB) Compare Samsung Galaxy A40 X

Specifications Compare Models Pictures

6.8"
IPS+

1080x1920

23
MP

8mp

3GB
RAM

Octa-core

4600
mAh

(Non removable)

What's the better phone? Samsung Galaxy A40 (SM-A405FM/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!

18 Advantages Samsung Galaxy A40 (SM-A405FM/DS)	vs	9 Advantages Asus Zenfone 3 Ultra (ZU680KL 32GB)
+1.8GHz 64bit Octa-core3% More powerful processor, you can open your applications faster	vs	1.8GHz 64bit Octa-core
+4GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR4
+64GB (49GB available)104% More internal storage for applications and files	vs	32GB (24GB available)
+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards	vs	Until 256GB microSD, microSDXC
+140 grams (4.9 ounces)66% Lighter	vs	233 grams (8.16 ounces)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT Super IPS+
+1080x2340 pixels22% Higher resolution screen	vs	1080x1920 pixels
+437 PPI35% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	324 PPI
+f/1.7 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 25MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer	vs	Android 8.0 Oreo
+(4G LTE-A) 600 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+ANT+Advantage Sensors help you use the device	vs	Not supported
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
+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 reversible connector
7.9 millimeters (0.31 inches)	vs	+6.8 millimeters (0.27 inches)16% Thinner
5.9"	vs	+6.8"15% Larger screen
(dual camera) 16MP + 5MP	vs	+(back) 23MP9% Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
EIS: Digital stabilization	vs	+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
3100 mAh	vs	+4600 mAh48% 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 4Advantage Protection against scratches on the screen lets you carry your phone with your keys

24 Common items in both devices

16 million

Only digital zoom

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

HDR photo on both cameras

(front) Full HD (1920x1080)

4G LTE-A

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 3 Ultra (ZU680KL 32GB)
Change model		Choose the model
Model	Galaxy A40 (SM-A405FM/DS)	Zenfone 3 Ultra (ZU680KL 32GB)
Other model names	Galaxy A40 SM-A405FM/Dual-Sim, SM-A405FZKGSER	Asus Zenfone 3 Ultra 3GB/32GB ZU680KL Dual-Sim, Asus Mercury
Country or region available	Kazakhstan, Russia	(Global, International)
Brand	Samsung	Asus
Release date	4/10/2019	8/1/2016
Depth	7.9 millimeters (0.31 inches)	6.8 millimeters (0.27 inches)
Size (width x height)	69.2 x 144.4 millimeters (2.72 x 5.69 in)	93.9 x 186.4 millimeters (3.7 x 7.34 in)
Weight	140 grams (4.9 ounces)	233 grams (8.16 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Display type	Super AMOLED	TFT Super IPS+
Screen size	5.9" inches	6.8" inches
Screen-to-body ratio	~85.5% (screen-to-body ratio)	~72.8% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	437 PPI	324 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 4
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
System version	Android 9.0 Pie	Android 6.0.1 Marshmallow
Firmware update	feature not registered	Android 8.0 Oreo
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Chipset	64bit: Samsung Exynos 7 Octa 7885 (14nm)	64bit: Qualcomm Snapdragon 652 MSM8976 (28nm)
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: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 510 600Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
RAM memory	4GB LPDDR4X	3GB LPDDR4
Internal storage	64GB (49GB available) eMMC 5.1	32GB (24GB available)
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	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) micro-SIM (3FF) and nano-SIM (4FF)
Maximum Download / Upload	600/150 Mbps	300/50 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	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	Global version: UMTS 800/850/900/1900/2100 China version: CDMA2000, TD-SCDMA 1900/2000 UMTS 800/850/900/1900/2100
Primary 4G network	LTE Cat12/13 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38, 40, 41)	LTE Cat6 Global version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,40,41) China version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41)
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 A, TD-SCDMA, UMTS, 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-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Back camera (main camera)	(dual camera) 16 megapixels 5MP ultrawide f/2.213mmFF	23 megapixels
Main camera resolution	4608x3456 pixels	5520x4140 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 24 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.7 (aperture)	f/2.0 (aperture)
Focal length	26mm (lens)	feature not registered
Sensor size	feature not registered	1/2.6" inches
Pixel size	feature not registered	1.12µm pixel
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical 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-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Front camera (secondary)	25 megapixels	8 megapixels
Front camera resolution	5760x4320 pixels	3264x2448 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	feature not registered
🔉 Sound and multimedia
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C SlimPort®
Bluetooth	5.0 + A2DP/LE	4.2 + A2DP
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) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3100 mAh	4600 mAh
Charger, watts	15W Wired fast charging	18W (9V/2A) Wired fast charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	18 hours	34 hours (1.4 days)
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
Call control	Voice dialing, Voice recorder	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, White, Blue, Coral • 19.5:9 display ratio FHD+ • One UI	• Colors: Titanium Gray, Glacier Silver, Rose Gold • USB OTG On-The-Go • Asus ZenUI 3.0 • Sony IMX318 sensor camera • DTS headphone • Hi-Res audio 192kHz/24bit • Quick Charge 3.0 • Fast charging battery: 60% in 45min • Miracast
☢️ Radiation rate
	Galaxy A40 (SM-A405FM/DS)	Asus Zenfone 3 Ultra (ZU680KL 32GB)
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