OnePlus 9 Pro UW (256GB) vs Samsung Galaxy M21s (SM-F415F/DS)

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Side by side comparison between OnePlus 9 Pro vs Samsung Galaxy M21s phones, differences, pros, cons and full specifications. What's the better?

9/10/2022 5:55 PM, updated: 1/18/2023 4:22 AM

Compare Samsung Galaxy M21s X OnePlus 9 Pro UW (256GB) 30Points

Specifications Compare Models Pictures

6.7"
AMOLED

1440x3216

48
MP

16mp

12GB
RAM

Octa-core

4500
mAh

(Non removable)

07Points Samsung Galaxy M21s (SM-F415F/DS) Compare OnePlus 9 Pro X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2340

64
MP

32mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? OnePlus 9 Pro UW (256GB)

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!

30 Advantages OnePlus 9 Pro UW (256GB)	vs	7 Advantages Samsung Galaxy M21s (SM-F415F/DS)
+2.84GHz 64bit Octa-core (5nm)38% More powerful processor, you can open your applications faster	vs	2.3GHz 64bit Octa-core (10nm)
+12GB LPDDR52 times More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+256GB (220GB available)3 times More internal storage for applications and files	vs	64GB (49GB available)
+UFS 3.1Advantage Fastest write and read storage.	vs	UFS 2.1
+8.7 millimeters (0.34 inches)2% Thinner	vs	8.9 millimeters (0.35 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+HDR10+Advantage The HDR10+ display provides vibrant colors and more details	vs	Not supported
+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	60Hz
+1 billion62 times More colors on the screen is better quality images and videos	vs	16 million
+1440x3216 pixels83% Higher resolution screen	vs	1080x2340 pixels
+526 PPI31% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	403 PPI
+6.7"5% Larger screen	vs	6.4"
+(quad camera) 48MP + 8MP + 50MP + 2MP40% Higher resolution main camera	vs	(triple camera) 64MP + 8MP + 5MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+1/1.43" inches20% The larger sensor camera lets you take photos with better depth.	vs	1/1.72" inches
+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera	vs	4K UHD (3840x2160)
+Android 13Advantage Android 13 is newer and safer	vs	Android 12
+5G Sub6Advantage The 5G Sub6 network is newer and faster	vs	4G LTE-A
+(5G Sub6) 5000 Mbps16 times Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+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.	vs	15W
+Qi Wireless charging (Qi/WPC)Advantage Wireless charging is another way to charge the battery.	vs	Not supported
+Stereo sound with dual speakersAdvantage Better sound quality for listening to music or clearer hands-free calls	vs	Mono sound (not stereo)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster	vs	802.11 a/b/g/n/ac [wifi5]
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
+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
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
Not supported	vs	+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards
197 grams (6.9 ounces)	vs	+191 grams (6.69 ounces)3% Lighter
(front) 16MP	vs	+(front) 32MP101% Higher resolution secondary camera to take pictures and selfies
4500 mAh	vs	+6000 mAh33% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general

18 Common items in both devices

Fluid AMOLED / Super AMOLED

Only digital zoom

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

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

f/1.8 (aperture)

(front) Full HD (1920x1080)

Capacitive

+11 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
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Change model
Model	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Other model names	OnePlus 9 Pro 5G LE2125 (Unlocked) UltraWideband	Galaxy M21s SM-F415F/Dual-Sim (4GB RAM)
Country or region available	USA	(Latin America), Brazil
Brand	OnePlus	Samsung
Release date	3/30/2021, Announced: 3/23/2021	11/6/2020
Depth	8.7 millimeters (0.34 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	73.6 x 163.2 millimeters (2.9 x 6.43 in)	75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight	197 grams (6.9 ounces)	191 grams (6.69 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Display type	Fluid AMOLED	Super AMOLED
Screen size	6.7" inches	6.4" inches
Screen-to-body ratio	~89.9% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	1440x3216 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	526 PPI	403 PPI
Colors	1 billion	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 3
Refresh rate	120Hz	60Hz
Display features	1300nits[peak] HDR10+ Always-On Display	420nits[peak]
🤖 Operating System
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
System version	Android 11	Android 10
Firmware update	Android 13	Android 12
User Interface	OxygenOS 13	One UI 2.5 / 3.1 / 4.1
⚙️ Processor
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Chipset	64bit: Qualcomm Snapdragon 888 (SM8350) (5nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core)	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 660 (840MHz)	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
RAM memory	12GB LPDDR5	4GB LPDDR4X
Internal storage	256GB (220GB available) UFS 3.1	64GB (49GB available) UFS 2.1
External storage	Not supported	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	5000/1024 Mbps	300/50 Mbps
Network technology	2G, 3G, 4G, 5G	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 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 800/850/900/1700/1800/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	SA/NSA (1, 2, 3, 7, 25, 28, 41, 66, 71, 78) mmWave (258, 260, 261)	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Back camera (main camera)	(quad camera) 48 megapixels 8MP telephoto f/2.477mm1.0µmPDAFOIS3.3x-optical-zoom 50MP ultrawide f/2.214mm1/1.56"1.0µmAF 2MP monochrome f/2.4	(triple camera) 64 megapixels 8MP ultrawide f/2.2123°12mm1/4"1.12µm 5MP depth f/2.2
Main camera resolution	8000x6000 pixels	10120x6328 pixels
Video recording (primary)	8K UHD (7680x4320) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	23mm lens	26mm lens
Sensor size	1/1.43" inches	1/1.72" inches
Pixel size	1.12µm pixel	0.8µm pixel
Autofocus	LDAF/PDAF: laser/phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo/video on both cameras	HDR photo on both cameras
Camera extras	4K@30/60/120fps 1080p@30/60/240fps Hasselblad Color Calibration Sony IMX689, IMX766. IMX471 sensor	4K@30fps 1080p@30fps
📸 Front camera
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
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/2.4 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/3.06" inches	1/2.8" inches
Pixel size	1µm pixel	0.8µm pixel
🔉 Sound and multimedia
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Loudspeaker	Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM (RDS)
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
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.2 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4500 mAh	6000 mAh
Charger, watts	65W (10V/6.5A) Wired fast charging USB Power Delivery 1.0	15W Wired fast charging
Inductive / wireless charging	50W Qi Wireless charging (Qi/WPC)	Not supported
Talk time autonomy	feature not registered	48 hours (2 days)
Standby	feature not registered	feature not registered
➕ Other features
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
Call control	Voice dialing, Voice recorder, Voice commands	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: Stellar Black, Morning Mist, Pine Green	• Colors: Black, Blue
☢️ Radiation rate
	OnePlus 9 Pro UW (256GB)	Galaxy M21s (SM-F415F/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.383W/kg (head)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered