Samsung Galaxy M40 (SM-M405FN/DS) vs Oppo Find X3 (128GB)

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Side by side comparison between Samsung Galaxy M40 vs Oppo Find X3 phones, differences, pros, cons and full specifications. What's the better?

11/29/2021 11:26 AM, updated: 11/29/2021 11:33 AM

Compare Oppo Find X3 X Samsung Galaxy M40 (SM-M405FN/DS) 05Points

Specifications Compare Models Pictures

6.3"
PLS

1080x2340

32
MP

16mp

6GB
RAM

Octa-core

3500
mAh

(Non removable)

22Points Oppo Find X3 (128GB) Compare Samsung Galaxy M40 X

Specifications Compare Models Pictures

6.7"
AMOLED

1440x3216

50
MP

32mp

8GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Oppo Find X3 (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!

5 Advantages Samsung Galaxy M40 (SM-M405FN/DS)	vs	22 Advantages Oppo Find X3 (128GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+168 grams (5.88 ounces)15% Lighter	vs	193 grams (6.76 ounces)
+7.9 millimeters (0.31 inches)5% Thinner	vs	8.26 millimeters (0.33 inches)
+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)
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2GHz 64bit Octa-core	vs	+3.2GHz 64bit Octa-core (7nm)43% More powerful processor, you can open your applications faster
6GB LPDDR4X	vs	+8GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.
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
TFT PLS	vs	+AMOLEDAdvantage AMOLED display is brighter and more vivid
16 million	vs	+1 billion62 times More colors on the screen is better quality images and videos
1080x2340 pixels	vs	+1440x3216 pixels83% Higher resolution screen
409 PPI	vs	+526 PPI29% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.3"	vs	+6.7"6% Larger screen
(triple camera) 32MP + 8MP + 5MP	vs	+(quad camera) 50MP + 13MP + 50MP + 3MP158% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(front) 16MP	vs	+(front) 32MP101% Higher resolution secondary camera to take pictures and selfies
Android 10	vs	+Android 11Advantage Android 11 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 400 Mbps	vs	+(5G SA/NSA) 2000 Mbps4 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
3500 mAh	vs	+4500 mAh29% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+65W3 times 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	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster
USB 2.0 Type-C reversible connector	vs	+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+IP52 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

22 Common items in both devices

128GB (105GB available) / 128GB (104GB available)

LED flash

Only digital zoom

PDAF: phase detection autofocus

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

4K UHD (3840x2160)

(front) Full HD (1920x1080)

+15 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 M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Change model		Choose the model
Model	Galaxy M40 (SM-M405FN/DS)	Find X3 (128GB)
Other model names	Galaxy M40 SM-M405FN/Dual-Sim (128GB + 6GB RAM)	OPPO Find X3 5G (PEDM00)
Country or region available	(Europe), (Global, International)	China
Brand	Samsung	Oppo
Release date	6/11/2019	3/19/2021, Announced: 3/11/2021
Depth	7.9 millimeters (0.31 inches)	8.26 millimeters (0.33 inches)
Size (width x height)	73.9 x 155.3 millimeters (2.91 x 6.11 in)	74.4 x 163.6 millimeters (2.93 x 6.44 in)
Weight	168 grams (5.88 ounces)	193 grams (6.76 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	Not supported	IP52 certified: protection against dust and splashing
📲 Display
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Display type	TFT PLS	AMOLED
Screen size	6.3" inches	6.7" inches
Screen-to-body ratio	~84.9% (screen-to-body ratio)	~88.7% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1440x3216 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	409 PPI	526 PPI
Colors	16 million	1 billion
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass
Refresh rate	feature not registered	120Hz
Display features	feature not registered	500nits[typ], 1300nits[peak] HDR10+ BT.2020
🤖 Operating System
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
System version	Android 9.0 Pie	Android 11
Firmware update	Android 10	feature not registered
User Interface	feature not registered	ColorOS 11.2
⚙️ Processor
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Chipset	64bit: Qualcomm Snapdragon 675 SDM675 (11nm)	64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm)
CPU	Octa-core, 2 processors: 2x 2GHz Kryo 460 Gold (Dual-core) 6x 1.7GHz Kryo 460 Silver (Hexa-core)	Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	Qualcomm Adreno 612 845Mhz	Qualcomm Adreno 650 (670MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
RAM memory	6GB LPDDR4X	8GB LPDDR4X
Internal storage	128GB (105GB available) eMMC 5.1	128GB (104GB available) UFS 3.1
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD 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	400/50 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	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (Bands 1, 3, 5, 8, 20) TD-LTE (Bands 40, 41)	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) VoLTE
Primary 5G network	Not supported	SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Back camera (main camera)	(triple camera) 32 megapixels 8MP ultrawide f/2.212mm1.12µmPDAF 5MP depth f/2.2	(quad camera) 50 megapixels 13MP telephoto f/2.452mm2x-optical-zoomPDAF 50MP ultrawide f/2.216mm110°1/1.56"1.0µmPDAF 3MP microscope f/3.0AFring-flash60x-zoom
Main camera resolution	6528x4896 pixels	8160x6120 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	LED flash
Focal aperture	f/1.7 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/1.56" inches
Pixel size	0.8µm pixel	1µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital 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	1080p@240fps Sony IMX766 sensor
📸 Front camera
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Front camera (secondary)	16 megapixels	32 megapixels
Front camera resolution	4608x3456 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.4 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Loudspeaker	Supported	Stereo sound
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
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 M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
USB	USB 2.0 Type-C reversible connector	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.2 + 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
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Sensors	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3500 mAh	4500 mAh
Charger, watts	15W Wired fast charging	65W Wired fast charging Reverse charging by cable USB Power Delivery 3.0
Inductive / wireless charging	feature not registered	30W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging
Talk time autonomy	29 hours (1.2 days)	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (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: Midnight Blue, Sweater Blue • One UI • Dolby Atmos sound • Slow motion 240fps	• Colors: Gloss Black, Blue, White
☢️ Radiation rate
	Galaxy M40 (SM-M405FN/DS)	Oppo Find X3 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.274W/kg (head), 1.17W/kg (body)	feature not registered