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Oppo Reno4 Z 5G vs Samsung Galaxy A51 (SM-A515F/DS)

Side by side comparison between Oppo Reno4 Z 5G vs Samsung Galaxy A51 phones, differences, pros, cons and full specifications. What's the better?

,
Oppo Reno4 Z 5G
6.57"
IPS

1080x2400

48
MP

16mp

8GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
11PointsSamsung Galaxy A51 (SM-A515F/DS)Compare Oppo Reno4 Z 5G X
Samsung Galaxy A51 (SM-A515F/DS)
6.5"
AMOLED

1080x2400

48
MP

32mp

4GB
RAM

64bit Octa

4000
mAh

(Non removable)

What's the better phone? Oppo Reno4 Z 5G

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!

Reno4 Z 5G12 Advantages Oppo Reno4 Z 5GvsGalaxy A51 (SM-A515F/DS)11 Advantages Samsung Galaxy A51 (SM-A515F/DS)
+2GHz 64bit Octa-Core17%
More powerful processor, you can open your applications faster
vs2.3GHz 64bit Octa-Core
+8GB LPDDR4X100%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+UFS 2.1Advantage
Fastest write and read storage.
vseMMC 5.1
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+6.57"1%
Larger screen
vs6.5"
+f/1.7 (aperture)18%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G+ LTE-A
+(5G SA/NSA) 3500 Mbps5 times
Faster for surfing the internet and download files
vs(4G+ LTE-A) 600 Mbps
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
+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.
vs15W
+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
Not supportedvs+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
184 grams (6.44 ounces)vs+172 grams (6.02 ounces)7%
Lighter
8.1 millimeters (0.32 inches)vs+7.9 millimeters (0.31 inches)3%
Thinner
LTPS IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
401 PPIvs+405 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(quad camera) 48MP + 8MP + 2MP + 2MPvs+(quad camera) 48MP + 12MP + 5MP + 5MP17%
Higher resolution main camera
(dual front camera) 16MP + 2MPvs+(front) 32MP78%
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 10vs+Android 11Advantage
Android 11 is newer and safer
Not supportedvs+ANT+Advantage
Sensors help you use the device
Not supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general

32 Common items in both devices
128GB (108GB available) / 128GB (107GB available)
Plastic body, glass front
16 million
1080x2400 pixels
LED flash
Only digital zoom
PDAF: phase detection autofocus
+25 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight

📱 Model features

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
ModelReno4 Z 5GGalaxy A51 (SM-A515F/DS)
Other model namesOppo Reno 4 Z 5G CPH2065Samsung Galaxy A51 SM-A515F/DS
Country or region available(Global, International)
(Global, International)
(Latin America)
(Latin America)
BrandOppoSamsung
Release date10/15/2020, Announced: 9/29/202012/16/2019, Announced: 12/12/2019
Depth8.1 millimeters (0.32 inches)7.9 millimeters (0.31 inches)
Size (width x height)75.5 x 163.8 millimeters (2.97 x 6.45 in)73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight184 grams (6.44 ounces)172 grams (6.02 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

🤖 Operating System

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
System versionAndroid 10Android 10
Firmware updatefeature not registeredAndroid 11
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Chipset64bit - MediaTek Dimensity 800 MT6873V (7nm)64bit - Samsung Exynos 9611 (10nm)
CPUOcta-Core, 2 processors:
2GHz Quad-Core ARM Cortex-A76
2GHz Quad-Core ARM Cortex-A55
Octa-Core, 2 processors:
2.3GHz Quad-Core ARM Cortex-A73
1.7GHz Quad-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G57 MC4ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)feature not registeredAnTuTu: 113051 (v7), 175363 (v8)
Geekbench: 5401 (v4.4), 1294 (v5.1)
GFXBench: 5.6fps (ES 3.1 onscreen)

💽 Memory and storage

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
RAM memory8GB LPDDR4X4GB LPDDR4X
Internal storage128GB (108GB available)
UFS 2.1
128GB (107GB available)
eMMC 5.1
External storageNot supportedUntil 1TB microSD, microSDXC
(dedicated slot)

📲 Display

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Display typeLTPS IPS LCDSuper AMOLED
Screen size6.57" inches6.5" inches
Screen-to-body ratio~84.3% (screen-to-body ratio)~87.4% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)401 PPI405 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass 3
Display features120Hz, 480nits[typ]60Hz

📶 Mobile networks

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload3500/1920 Mbps600/150 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
VoLTE
Primary 5G networkSA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE

📷 Camera

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawidef/2.2119°1/4.0"1.12µm
2MP depthf/2.4
2MP depthf/2.4
(quad camera)
48 megapixels
12MP ultrawidef/2.213mm1.12µm
5MP telephotof/2.440mm
5MP depthf/2.21/5.0"1.12µm
Main camera resolution8000x6000 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.7 (aperture)f/2.0 (aperture)
Focal length26mm lens26mm lens
Sensor size1/2" inches1/2" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Front camera (secondary)(dual front camera)
16 megapixels
2MP depthf/2.4
32 megapixels
Front camera resolution4608x3456 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.2 (aperture)
Focal length26mm lens26mm lens
Sensor size1/3.06" inches1/2.8" inches
Pixel size1µm pixel0.8µm pixel

🔉 Sound and multimedia

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.1 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
SensorsAccelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Accelerometer
Ambient Light sensor
ANT+
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Battery typeLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity4000 mAh4000 mAh
Charger, watts18W (9V/2A) Fast battery charging15W Fast battery charging
Talk time autonomy26 hours (1.1 days)feature not registered
Standby360 hours (15 days)feature not registered

➕ Other features

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Ink Black, Dew White
- ColorOS 7.2
- 24-bit/192kHz audio
- Case included
- Colors: Prism, Crush Black, White, Blue, Pink
- One UI 2/3.1
- Always On Display

☢️ Radiation rate

Oppo Reno4 Z 5GSamsung Galaxy A51 (SM-A515F/DS)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.369W/kg (head), 1.59W/kg (body)
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