Samsung Galaxy S21 FE 5G vs Oppo Reno 7 Z 5G

Here we compared two smartphones: the 6.4-inch Samsung Galaxy S21 FE 5G (with Qualcomm Snapdragon 888 ) that was released on January 4, 2022, against the Oppo Reno 7 Z 5G, which is powered by Qualcomm Snapdragon 695 and came out 2 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy S21 FE 5G
  • The rear camera has a 3x optical zoom
  • Waterproof body (IP68 classification)
  • Higher display refresh rate – 120 Hz
  • 2x better performance in AnTuTu Benchmark (763K versus 383K)
  • Compatible with the latest Wi-Fi 6 wireless networks
  • Supports wireless charging up to 15W
  • Optical image stabilization
  • Slow-motion recording at 960FPS
  • Ability to record video in 4K resolution
  • Uses a faster type of memory: LPDDR5 2750 MHz
  • Stereo speakers
  • Has an ultra-wide angle camera lens
  • The front-facing camera can record video at 4K
Reasons to consider the Oppo Reno 7 Z 5G
  • Newer Bluetooth version (v5.2)
  • Expandable storage via MicroSD card up to 1024GB
  • Includes a 3.5 mm headphone audio jack port

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Dynamic AMOLED AMOLED
Size 6.4 inches 6.43 inches
Resolution 1080 x 2400 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 401 ppi 409 ppi
Refresh rate 120 Hz 60 Hz
Max rated brightness 420 nits 430 nits
Max rated brightness in HDR 1200 nits -
HDR support Yes, HDR10+ -
Screen protection Gorilla Glass Victus Tempered glass
Screen-to-body ratio 89.6% 85.3%
Display features - DCI-P3
- Always-On Display
- DCI-P3
Display tests
RGB color space 97% -
PWM 247 Hz -
Response time 6 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
Sources: NotebookCheck [3]

Design and build

Height 155.7 mm (6.13 inches) 159.85 mm (6.29 inches)
Width 74.5 mm (2.93 inches) 73.17 mm (2.88 inches)
Thickness 7.9 mm (0.31 inches) 7.55 mm (0.3 inches)
Weight 177 gramm (6.24 oz) 173 gramm (6.1 oz)
Waterproof IP68 IPX4
Rear material Plastic Plastic
Frame material Metal Plastic
Colors White, Gray, Green, Purple Black
Fingerprint scanner Yes, in-display Yes, in home button
Screen-to-body ratio
89.6%
85.3%

Performance

Tests of Samsung Galaxy S21 FE 5G and Oppo Reno 7 Z 5G in the benchmarks
SoC
Chipset Qualcomm Snapdragon 888 Qualcomm Snapdragon 695
Max. clock 2840 MHz 2200 MHz
CPU cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4 cores at 1.8 GHz: Kryo 680 Silver (Cortex-A55)
- 3 cores at 2.42 GHz: Kryo 680 Gold (Cortex-A78)
- 1 core at 2.84 GHz: Kryo 680 Prime (Cortex-X1)
- 6 cores at 1.7 GHz: Kryo 660 Silver (Cortex-A55)
- 2 cores at 2.2 GHz: Kryo 660 Gold (Cortex-A78)
L3 cache 4 MB -
Lithography process 5 nanometers 6 nanometers
Graphics Adreno 660 Adreno 619
GPU clock 840 MHz 840 MHz
FLOPS ~1720 GFLOPS ~536 GFLOPS
Memory
RAM size 6, 8 GB 8 GB
Memory type LPDDR5 LPDDR4X
Memory clock 2750 MHz 2133 MHz
Channels 2 2
Storage
Storage size 128, 256 GB 128 GB
Storage type UFS 3.1 UFS 2.2
Memory card No MicroSD
Memory card max. size - Up to 1024 GB

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
3077
AnTuTu Benchmark 9
763953
383787
CPU 194989 118881
GPU 281856 101058
Memory 133252 63280
UX 147872 97041
Total score 763953 383787
3DMark Wild Life Performance
5802
Stability 69% 99%
Graphics test 34 FPS 7 FPS
Graphics score 5802 1214
PCMark 3.0 score 12359 7700
Sources: 3DMark [3], [4]

Software

Operating system Android 12 Android 12
ROM One UI 4.0 ColorOS 12
OS size 17.5 GB -

Battery

Specifications
Capacity 4500 mAh 4500 mAh
Charge power 25 W 33 W
Battery type Li-Ion Li-Po
Replaceable No No
Wireless charging Yes (15 W) No
Reverse charging Yes, (wireless) Yes
Fast charging Yes (51% in 30 min) Yes (31% in 15 min)
Full charging time 1:15 hr 1:05 hr
Battery life tests
Web browsing 07:42 hr -
Watching video 13:05 hr -
Gaming 05:29 hr -
Standby 91 hr -
General battery life

Camera

Specs and camera test of smartphones
Main camera
Matrix 12 megapixels 64 megapixels
Image resolution 4000 x 3000 9248 x 6936
Zoom Optical, 3x Digital
Flash LED LED
Stabilization Optical Digital
8K video recording No No
4K video recording Up to 60FPS No
1080p video recording Up to 60FPS Up to 30FPS
Slow motion 960 FPS (720p) 120 FPS (720p)
Angle of widest lens 123° -
Lenses 3 (12 MP + 8 MP + 12 MP) 3 (64 MP + 2 MP + 2 MP)
Wide (main) lens - 12 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 1.8 micron
- Sensor: 1/1.76", Sony IMX555 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
- 64 MP
- Aperture: f/1.7
- Focal length: 26 mm
- Phase autofocus
Telephoto lens - 8 MP
- Aperture: f/2.4
- Focal length: 76 mm
- Pixel size: 1 micron
- Sensor: 1/4.5", Hynix Hi847 (CMOS)
- Phase autofocus
- Optical stabilization
-
Ultra-wide lens - 12 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/3.0", Sony IMX258 (Exmor-RS CMOS)
-
Macro lens - - 2 MP
- Aperture: f/2.4
Depth lens - - 2 MP
- Aperture: f/2.4
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
Samples Photo samples of Samsung Galaxy S21 FE 5G from DxOMark -
Selfie camera
Megapixels 32 megapixels 16 megapixels
Image resolution 6464 x 4864 -
Aperture f/2.2 f/2.4
Focal length 26 mm 27 mm
Pixel size 0.8 microns -
Sensor type Exmor-RS CMOS CMOS
Sensor size 1/2.74" -
Video resolution 2160p (4K) at 60 FPS 1080p (Full HD) at 30 FPS

DxOMark camera tests

Photo quality
Video quality
Generic camera score

Connectivity

Wi-Fi standard Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.2
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port No No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 19 -
5G support Yes Yes

Sound

Speakers Stereo Mono
Headphone audio jack No Yes
FM radio No No
Dolby Atmos Yes -
Speakers test
Max. loudness

Other

Category Flagship Mid-range
Announced January 2022 March 2022
Release date January 2022 March 2022
SAR (head) 0.95 W/kg -
SAR (body) 1.48 W/kg -
Sensors - Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Samsung Galaxy S21 FE 5G is definitely a better buy.

Cast your vote

So, which phone would you choose?
0 (0%)
1 (100%)
Total votes: 1

User opinions

You can share your opinion or ask a question in the comments below
Promotion