Oppo Reno4 Z 5G vs Samsung Galaxy S21 Ultra 5G Exynos

Oppo Reno4 Z 5G on Amazon USA
Samsung Galaxy S21 Ultra 5G Exynos on Amazon USA

Comparison of the technical features between smartphones, with the Oppo Reno4 Z 5G on one side and the Samsung Galaxy S21 Ultra 5G Exynos on the other, also their respective performances with the benchmarks. The first has a processor with 8 cores, 8 threads, a maximale frequency of 2.0GHz. The second chips has a total of 8 cores, 8 threads, its turbo frequency is set to 2.9GHz. The following table also compares the lithography, the amount of RAM memory, the date of first broadcast, the values obtained in Geekbench.






Specification comparison:


SmartphoneOppo Reno4 Z 5G Samsung Galaxy S21 Ultra 5G Exynos
Model version(s)

Oppo CPH2065

SM-G998B, SM-G998B/DS, SM-G998N
Release dateQ4 2020 Q1 2021
Network5G, GSM, HSPA, LTE 5G, CDMA, GSM, EVDO, HSPA, LTE
Dimensions6,45 x 2,97 x 0,32 in 6,5 x 2,98 x 0,35 in
Weight6.49 oz 8.01 oz
BodyFront and back glass,
aluminum frame
Front and back glass,
aluminum frame
Screen size, colours6.6 inches, 480 nits, 16M colours 6.8 inches, 1500 nits, 16M colours
Screen typeLTPS IPS LCD, 120Hz Dynamic AMOLED 2X, 120Hz
Resolution1080 x 2400 pixels 1440 x 3200 pixels
Screen ratio20:9 20:9
Density401 ppi 515 ppi
Operating systemAndroid 10; ColorOS 7.2 Android 11; One UI 3.1
ProcessorMediaTek MT6873 Dimensity 800 5G Samsung Exynos 2100
Lithography7 nm N7 5 nm LPE
Cores8 8
Threads8 8
Energy cores

4x ARM Cortex-A55 @ 2.0 GHz

4x ARM Cortex-A55 @ 2.2 GHz
High performance cores

4x ARM Cortex-A76 @ 2.0 GHz

1x ARM Cortex-X1 @ 2.9 GHz
3x ARM Cortex-A78 @ 2.8 GHz
GPU integrated graphicsARM Mali-G57 MP4 ARM Mali-G78 MP14
GPU execution units4 14
GPU shading units64 224
GPU base clock- 759 MHz
GPU boost clock850 MHz 759 MHz
GPU FP32 floating point486.4 GFLOPS 1,360.1 GFLOPS
Memory8 GB RAM 12 / 16 GB RAM
Storage128 GB 128 / 512 GB
Memory cardUp to 256 GB -
Photo

48 MP, f/1,7, 26mm,
8 MP, f/2,2,
2 MP, f/2,4,
2 MP, f/2,4

108 MP, f/1,8, 26mm,
10 MP, f/4,9, 240mm,
10 MP, f/2,4, 70mm,
12 MP, f/2,2, 13mm
Video

4K@30fps,
1080p@30fps

8K@24fps,
4K@30/60fps,
1080p@30/60/240fps,
720p@960fps
Front photo

16 MP, f/2,0, 26mm,
2 MP, f/2,4

40 MP, f/2,2, 26mm
Front video

1080p@30fps

4K@30/60fps,
1080p@30fps
WLANWi-Fi 802.11 a/b/g/n/ac Wi-Fi 802.11 a/b/g/n/ac/6e
Bluetooth5.1, A2DP, LE 5.2, A2DP, LE
GNSS
GPS, Glonass, BDS

GPS, Glonass, Galileo, BDS
USBUSB Type-C 2.0 USB Type-C 3.2
Battery capacity4,000 mAh 5,000 mAh
Battery typeNon removable Li-Po Non removable Li-Po
Battery life (versatile use)~ 8 hours ~ 15 hours and 50 minutes
Head SAR- -
Body SAR- -
DxOMark- 121
AnTuTu325,766 639,618
Android PassMark Rating7,346 11,125
(Android)
Geekbench 4 single core
2,500 4,529
(Android)
Geekbench 4 multi-core
8,548 13,227
(Android)
Geekbench 5 single core
513 963
(Android)
Geekbench 5 multi-core
2,114 3,187
Amazon
eBay



We can easily compare the technical characteristics between these two smartphones. Both phones have an equivalent number of cores, the maximum frequency of Samsung Galaxy S21 Ultra 5G Exynos is larger. The Samsung Galaxy S21 Ultra 5G Exynos was started more recently.

Autonomy: the autonomy given is the one for a versatile use with video playback, web browsing, various applications, games, photos, etc ...



Price: For technical reasons, we cannot currently display a price less than 24 hours, or a real-time price. This is why we prefer for the moment not to show a price. You should refer to the respective online stores for the latest price, as well as availability.



Performance comparison with the benchmarks:


Performance comparison between the two smartphones, for this we consider the results generated on benchmark softwares such as Geekbench.


AnTuTu - Total Score
Samsung Galaxy S21 Ultra 5G Exynos 639,618
Oppo Reno4 Z 5G 325,766


The difference is 96%.


AnTuTu is one of the most popular apps in the world to evaluate and compare the power of a mobile device with the competition. It tests above all the power of calculation, the display of Web pages, the modeling of decorations in 3D, the management of the memory, the transfer of data.


Android PassMark Rating
Samsung Galaxy S21 Ultra 5G Exynos 11,125
Oppo Reno4 Z 5G 7,346


The difference in performance is 51%.


PassMark is a benchmarking software that performs several performance tests including prime numbers, integers, floating point, compression, physics, extended instructions, encoding, sorting. The higher the score is, the higher is the device capacity.




With Android:

Geekbench 4 - Multi-core & Single Core Score - Android
Samsung Galaxy S21 Ultra 5G Exynos 4,529
13,227
Oppo Reno4 Z 5G 2,500
8,548


In single core, the difference is 81%. In multi-core, the difference in terms of gap is 55%.


Geekbench 4 is a complete benchmark platform with several types of tests, including data compression, images, AES encryption, SQL encoding, HTML, PDF file rendering, matrix computation, Fast Fourier Transform, 3D object simulation, photo editing, memory testing. This allows us to better visualize the respective power of these devices. For each result, we took an average of 250 values on the famous benchmark software.

With Android:

Geekbench 5 - Multi-core & Single Core Score - Android
Samsung Galaxy S21 Ultra 5G Exynos 963
3,187
Oppo Reno4 Z 5G 513
2,114


In single core, the difference is 88%. In multi-core, the difference in terms of gap is 51%.


Geekbench 5 is a software for measuring the performance of a computer system, for fixed devices, mobile devices, servers. This platform makes it possible to better compare the power of the CPU, the computing power and to compare it with similar or totally different systems. Geekbench 5 includes new workloads that represent work tasks and applications that we can find in reality.






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Information:

We do not assume any responsibility for the data displayed on our website. Please use at your own risk. Some or all of this data may be out of date or incomplete, please refer to the technical page on the respective manufacturer's website to find the latest up-to-date information regarding the specifics of these products.