Home Phone comparison Samsung Galaxy S21 FE 5G and Oppo Reno 15 F - Which is better?

Samsung Galaxy S21 FE 5G vs Oppo Reno 15 F

63 out 100
Samsung Galaxy S21 FE 5G
VS
70 out 100
Oppo Reno 15 F
Samsung Galaxy S21 FE 5G
Oppo Reno 15 F

Compared 2 smartphones : Samsung Galaxy S21 FE 5G Manufactured in January, 2022, with display 6.4 with chipsetQualcomm Snapdragon 888, vs Oppo Reno 15 F, Manufactured in January, 2026 with chipsetQualcomm Snapdragon 6 Gen 1. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S21 FE 5G
  • Higher pixel density: 403ppi
  • Lighter design: 177g vs 195g
  • Supports newer USB: 3.2 vs 2
  • Supports Dolby Atmos
Reasons to choose Oppo Reno 15 F
  • Larger display: 6.57in
  • Higher battery capacity: 7000mAh vs 4500mAh
  • Newer Bluetooth version: 5.1 vs 5
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 6/256 GB
- 8/128 GB
- 8/256 GB		 - 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Samsung Galaxy S21 FE 5G and Oppo Reno 15 F
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Galaxy S21 FE 5G
vs
Oppo Reno 15 F

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.4 in 6.57 in
Resolution 1080x2340 pixels 1080x2372 pixels
Aspect ratio 19.5:9 20:9
Pixel density 403 ppi 397 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 800 nits 1400 nits
HDR support Yes HDR10+ No
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 86.7 % 88 %
Features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy S21 FE 5G
785 nits
Oppo Reno 15 F
n/a
sRGB gamut97 %n/a
PWM (Flicker)247 Hzn/a
Response time6 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy S21 FE 5G]

Design & Build

Design and ergonomics comparison
Height 155.7 mm (6.13 in) 158.18 mm (6.23 in)
Width 74.5 mm (2.93 in) 74.93 mm (2.95 in)
Thickness 7.9 mm (0.31 in) 8.14 mm (0.32 in)
Weight 177 g (6.24 oz) 195 g (6.88 oz)
Water resistance IP68 IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Metal Metal
Colors - White
- Gray
- Green
- Purple		 - Blue
- Pink
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S21 FE 5G
86.7 %
Oppo Reno 15 F
88 %

Performance

Testing Samsung Galaxy S21 FE 5G and Oppo Reno 15 F In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 Qualcomm Snapdragon 6 Gen 1
Max Frequency 2840 MHz 2200 MHz
CPU Cores 8 (1 + 3 + 4) 8 (4 + 4)
Architecture - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))		 - 4/1.8 (Cortex-A55)
- 4/2.2 (Cortex-A78)
Process Samsung Samsung
Transistor Size 5 nm 4 nm
Neural Processor Hexagon 780 Yes
Graphics Adreno 660 Adreno 710
GPU Cores 1024 256
GPU Frequency 840 MHz 676 MHz
FLOPS 1290.2 GFLOPS 346.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S21 FE 5G
1371
Oppo Reno 15 F
890
Geekbench 6 (Multi-Core)
Samsung Galaxy S21 FE 5G
3396
Oppo Reno 15 F
2579
Geekbench 6 (Single-Core)1371890
Geekbench 6 (Multi-Core)33962579
Geekbench Compute (GPU)n/a1527
Sources: Geekbench v6 [Samsung Galaxy S21 FE 5G], [Oppo Reno 15 F]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S21 FE 5G
894898
Oppo Reno 15 F
865334
CPU247848317576
GPU311997102038
Memory152639209948
UX182414235772
NanoReview Score894898865334
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S21 FE 5G
5704
Oppo Reno 15 F
n/a
Max Surface Temp.39.1 °Cn/a
Stability69 %n/a
Graphics Test34 fpsn/a
Graphics Score5704n/a
Sources: 3DMark [Samsung Galaxy S21 FE 5G]
PCMark 3.0
PCMark 3.0
Samsung Galaxy S21 FE 5G
12441
Oppo Reno 15 F
n/a
Writing score14216n/a
Web score11960n/a
Video editing7049n/a
Data manipulation10196n/a
NanoReview Score12441n/a

Memory

RAM
RAM Size - 6 GB
- 8 GB		 8 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 3.1UFS 3.1
Memory CardNoMicroSD

Software

OS Android 12 (Upgradeable to Android 14) Android 16
OS Size 17.5 GB n/a
UI Skin One UI 6 ColorOS 16

Battery

Volume 4500 mAh 7000 mAh
Max Charging Power 25 W 80 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (15 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (51% in 30 min) Yes (50% in 30 min)
Full Charge Time 1:15 h 1:04 h
Battery Life Test
Battery Life
Samsung Galaxy S21 FE 5G
18:37
Oppo Reno 15 F
n/a
Web Browsing06:11 hn/a
Video Playback11:05 hn/a
Games04:48 hn/a
Standby Mode100 hn/a

Main camera

Matrix 12 MP 50 MP
Photo resolution 4032x3024 pixels 8192x6144 pixels
Zoom Optical, 3x Digital
Flash LED LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (720p) 240 fps (720p)
Wide-angle lens 123 ° 112 °
Lenses count Standard: 12 MP
Telephoto: 8 MP
Ultra-wide: 12 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix12 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mm26 mm
SensorSony IMX555n/a
Sensor size1/1.761/1.95 (0.51)
Pixel size1.8 μm0.8 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Telephoto
Matrix8 MPn/a
Aperturef/2.4n/a
Focal length76 mmn/a
SensorHynix Hi847n/a
Sensor size1/4.5n/a
Pixel size1 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm16 mm
SensorSony IMX258n/a
Sensor size1/3.01/4.0 (0.25)
Pixel size1.12 μmn/a
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S21 FE 5G
119
Oppo Reno 15 F
n/a
Video quality
Samsung Galaxy S21 FE 5G
107
Oppo Reno 15 F
n/a
Overall camera score
Samsung Galaxy S21 FE 5G
117
Oppo Reno 15 F
n/a
Sources: DxOMark [Samsung Galaxy S21 FE 5G]

Front camera

Matrix 32 MP 50 MP
Photo resolution 6464x4864 pixels 8192x6144 pixels
Aperture f/2.2 f/2.0
Focal length 26 mm 18 mm
Sensor Sony IMX616 CMOS
Sensor size 1/2.74 n/a
Pixel size 0.8 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version 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 5.1
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
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM GSM850, GSM900, DCS1800, PCS1900GSM 850/900/1800/1900MHz
3G BandsUMTS B1 (2100), B2 (1900), B4(AWS), B5(850), B8 (900)WCDMA /2/4/5/6/8/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B38/B39/B40/B41/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B39/B40/B41/B42/B48/B66/B71)
LTE category19n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
Samsung Galaxy S21 FE 5G
88.9 dB
Oppo Reno 15 F
n/a

Other

Class Flagship Mid-range
Announced January, 2022 yr January, 2026 yr
Release Date January, 2022 yr January, 2026 yr
Launch Price ($) 790 n/a
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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