OnePlus 7 Pro (256GB/12GB) vs Samsung Galaxy A51 (SM-A515F/DSN)

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Side by side comparison between OnePlus 7 Pro vs Samsung Galaxy A51 phones, differences, pros, cons and full specifications. What's the better?

1/4/2020 2:03 PM, updated: 2/25/2023 1:16 PM

Compare Samsung Galaxy A51 X OnePlus 7 Pro (256GB/12GB) 20Points

Specifications Compare Models Pictures

6.67"
AMOLED

1440x3120

48
MP

16mp

12GB
RAM

Octa-core

4000
mAh

(Non removable)

09Points Samsung Galaxy A51 (SM-A515F/DSN) Compare OnePlus 7 Pro X

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? OnePlus 7 Pro (256GB/12GB)

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!

20 Advantages OnePlus 7 Pro (256GB/12GB)	vs	9 Advantages Samsung Galaxy A51 (SM-A515F/DSN)
+2.84GHz 64bit Octa-core (7nm)38% More powerful processor, you can open your applications faster	vs	2.3GHz 64bit Octa-core (10nm)
+12GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4X
+256GB (223GB available)108% More internal storage for applications and files	vs	128GB (107GB available)
+UFS 3.0Advantage Fastest write and read storage.	vs	eMMC 5.1
+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
+90Hz50% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	60Hz
+1440x3120 pixels73% Higher resolution screen	vs	1080x2400 pixels
+515 PPI27% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	405 PPI
+6.67"3% Larger screen	vs	6.5"
+(triple camera) 48MP + 8MP + 16MP3% Higher resolution main camera	vs	(quad camera) 48MP + 12MP + 5MP + 5MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+f/1.6 (aperture)25% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(4G LTE-A) 1200 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE-A) 600 Mbps
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+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.	vs	15W
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	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
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
206 grams (7.21 ounces)	vs	+172 grams (6.02 ounces)20% Lighter
8.8 millimeters (0.35 inches)	vs	+7.9 millimeters (0.31 inches)11% Thinner
(front) 16MP	vs	+(front) 32MP101% Higher resolution secondary camera to take pictures and selfies
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 12	vs	+Android 13Advantage Android 13 is newer and safer
Not supported	vs	+ANT+Advantage Sensors help you use the 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

24 Common items in both devices

Fluid AMOLED / Super AMOLED

16 million

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

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

1/2" inches

4K UHD (3840x2160)

4G LTE-A

+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
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Change model		Choose the model
Model	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Other model names	OnePlus 7 Pro (12GB RAM) GM1910, GM1913, GM1915	Samsung Galaxy A51 SM-A515F/DSN
Country or region available	(Europe), China, USA	(Europe), (Global, International), United Arab Emirates, Pakistan, Taiwan
Brand	OnePlus	Samsung
Release date	5/16/2019, Announced: 5/14/2019	12/16/2019, Announced: 12/12/2019
Depth	8.8 millimeters (0.35 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	75.9 x 162.6 millimeters (2.99 x 6.4 in)	73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight	206 grams (7.21 ounces)	172 grams (6.02 ounces)
Build, materials	Aluminum frame, glass front/back Back: Gorilla Glass 5	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Display type	Fluid AMOLED	Super AMOLED
Screen size	6.67" inches	6.5" inches
Screen-to-body ratio	~88.5% (screen-to-body ratio)	~87.4% (screen-to-body ratio)
Display resolution	1440x3120 pixels (19.5:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	515 PPI	405 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 6	Gorilla Glass 3
Refresh rate	90Hz	60Hz
Display features	HDR10+	Always-On Display
🤖 Operating System
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
System version	Android 9.0 Pie	Android 10
Firmware update	Android 12	Android 13
User Interface	OxygenOS 9 / 10 / 11 / 12	One UI 2.5 / 3.1 / 4.1 / 5.0
⚙️ Processor
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Chipset	64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (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 640 (585MHz)	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	AnTuTu: 364025 (v7) Geekbench: 10943 (v4.4), 2721 (v5.1) GFXBench: 19fps (ES 3.1 onscreen)	feature not registered
💽 Memory and storage
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
RAM memory	12GB LPDDR4X	6GB LPDDR4X
Internal storage	256GB (223GB available) UFS 3.0	128GB (107GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	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	1200/150 Mbps	600/150 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 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat18/13 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41) Canada/USA version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66, 71) TD-LTE (34, 38, 39, 41, 46, 48)	LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
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+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 800/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat18/13 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41) Canada/USA version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66, 71) TD-LTE (34, 38, 39, 41, 46, 48)	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE
📷 Camera
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Back camera (main camera)	(triple camera) 48 megapixels 8MP telephoto f/2.478mm3x-optical-zoomLaser/PDAFOIS 16MP ultrawide f/2.213mm	(quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm
Main camera resolution	8000x6000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 60 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.6 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2" inches	1/2" inches
Pixel size	0.8µm 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	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/video on both cameras	HDR photo on both cameras
Camera extras	4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@480fps (slow motion) Sony IMX586 sensor Sony IMX471 sensor	feature not registered
📸 Front camera
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Front camera (secondary)	16 megapixels *Motorized pop-up camera (slider)	32 megapixels
Front camera resolution	4608x3456 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	25mm lens	26mm lens
Sensor size	1/3" inches	1/2.8" inches
Pixel size	1µm pixel	0.8µm pixel
🔉 Sound and multimedia
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Loudspeaker	Stereo sound	Supported
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 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	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	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	4000 mAh
Charger, watts	30W Wired fast charging Warp Charge	15W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
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: Mirror Grey, Almond, Nebula Blue • Silicon case included	• Colors: Prism, Crush Black, White, Blue, Pink
☢️ Radiation rate
	OnePlus 7 Pro (256GB/12GB)	Galaxy A51 (SM-A515F/DSN)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.369W/kg (head), 1.59W/kg (body)