Samsung Galaxy S23 vs Samsung Galaxy S21 FE 5G

Compared 2 smartphones : Samsung Galaxy S23 Manufactured in February, 2023, with display 6.1 with chipsetSnapdragon 8 Gen 2 Mobile Platform for Galaxy, vs Samsung Galaxy S21 FE 5G, Manufactured in January, 2022with chipsetQualcomm Snapdragon 888. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S23
  • Higher pixel density: 425ppi
  • Lighter design: 168g vs 177g
  • Newer Bluetooth version: 5.3 vs 5
  • Supports DisplayPort
  • Built-in eSIM
Reasons to choose Samsung Galaxy S21 FE 5G
  • Larger display: 6.4in
  • Higher battery capacity: 4500mAh vs 3900mAh

Versions

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

Review

Key Specs Samsung Galaxy S23 and Samsung Galaxy S21 FE 5G
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.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type Dynamic AMOLED Dynamic AMOLED
Size 6.1 in 6.4 in
Resolution 1080x2340 pixels 1080x2340 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 425 ppi 403 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (24-120 Hz) No
Max brightness 800 nits 800 nits
HDR support Yes HDR10+ Yes HDR10+
Screen-to-body ratio 88 % 86.7 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Samsung Galaxy S23
1197 nits
Samsung Galaxy S21 FE 5G
785 nits
sRGB gamut98.9 %97 %
PWM (Flicker)240 Hz247 Hz
Response time1 ms6 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 146.3 mm (5.76 in) 155.7 mm (6.13 in)
Width 70.9 mm (2.79 in) 74.5 mm (2.93 in)
Thickness 7.6 mm (0.3 in) 7.9 mm (0.31 in)
Weight 168 g (5.93 oz) 177 g (6.24 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Metal
Colors - White
- Black
- Gray
- Green
- Purple
- Yellow
- White
- Gray
- Green
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Samsung Galaxy S23
88 %
Samsung Galaxy S21 FE 5G
86.7 %

Performance

Testing Samsung Galaxy S23 and Samsung Galaxy S21 FE 5G In benchmarks
Processor
Chipset Snapdragon 8 Gen 2 Mobile Platform for Galaxy Qualcomm Snapdragon 888
Max Frequency 3360 MHz 2840 MHz
CPU Cores 8 (1 + 2 + 2 + 3) 8 (1 + 3 + 4)
Architecture - 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)
- 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))
Process TSMC Samsung
Transistor Size 4 nm 5 nm
Neural Processor Hexagon Hexagon 780
Graphics Adreno 740 Adreno 660
GPU Cores 1536 1024
GPU Frequency 719 MHz 840 MHz
FLOPS 2089 GFLOPS 1290.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S23
1831
Samsung Galaxy S21 FE 5G
1371
Geekbench 6 (Multi-Core)
Samsung Galaxy S23
4914
Samsung Galaxy S21 FE 5G
3396
Geekbench 6 (Single-Core)18311371
Geekbench 6 (Multi-Core)49143396
Geekbench Compute (GPU)9422n/a
AnTuTu 10
AnTuTu 10
Samsung Galaxy S23
1522811
Samsung Galaxy S21 FE 5G
894898
CPU380535247848
GPU598896311997
Memory273271152639
UX270109182414
NanoReview Score1522811894898
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S23
12039
Samsung Galaxy S21 FE 5G
5704
Max Surface Temp.34.3 °C39.1 °C
Stability60 %69 %
Graphics Test72 fps34 fps
Graphics Score120395704
PCMark 3.0
PCMark 3.0
Samsung Galaxy S23
15602
Samsung Galaxy S21 FE 5G
12441
Writing score1933014216
Web score1426211960
Video editing78407049
Data manipulation1267410196
NanoReview Score1560212441

Memory

RAM
RAM Size 8 GB - 6 GB
- 8 GB
Memory Type LPDDR5X LPDDR5
Memory Frequency n/a 3200 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB
- 128 GB
- 256 GB
Storage TypeUFS 4.0UFS 3.1
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 14) Android 12 (Upgradeable to Android 14)
OS Size 29.7 GB 17.5 GB
UI Skin One UI 6.1 One UI 6

Battery

Volume 3900 mAh 4500 mAh
Max Charging Power 25 W 25 W
Battery Type Li-ion Li-ion
Removable No No
Wireless Charging Yes (10 W) Yes (15 W)
Reverse Charging Yes (Wireless) Yes (Wireless)
Fast Charging Yes (57% in 30 min) Yes (51% in 30 min)
Full Charge Time 1:16 h 1:15 h
Battery Life Test
Battery Life
Samsung Galaxy S23
22:02
Samsung Galaxy S21 FE 5G
18:37
Web Browsing08:12 h06:11 h
Video Playback13:41 h11:05 h
Games05:20 h04:48 h
Standby Mode109 h100 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8160x6120 pixels 4032x3024 pixels
Zoom Optical, 3x Optical, 3x
Flash LED LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (1080p) 960 fps (720p)
Wide-angle lens 120 ° 123 °
Lenses count Standard: 50 MP
Telephoto: 10 MP
Ultra-wide: 12 MP
Standard: 12 MP
Telephoto: 8 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- RAW support
- Bokeh effect
- Pro mode
Main lens
Matrix50 MP12 MP
Aperturef/1.8f/1.8
Focal length23 mm26 mm
SensorSamsung S5KGN3Sony IMX555
Sensor size1/1.571/1.76
Pixel size1 μm1.8 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrix10 MP8 MP
Aperturef/2.4f/2.4
Focal length70 mm76 mm
SensorSamsung S5K3K1Hynix Hi847
Sensor size1/3.941/4.5
Pixel size1 μm1 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix12 MP12 MP
Aperturef/2.2f/2.2
Focal length13 mm13 mm
SensorSony IMX564Sony IMX258
Sensor size1/2.551/3.0
Pixel size1.4 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S23
129
Samsung Galaxy S21 FE 5G
119
Video quality
Samsung Galaxy S23
137
Samsung Galaxy S21 FE 5G
107
Overall camera score
Samsung Galaxy S23
133
Samsung Galaxy S21 FE 5G
117
Bokeh70n/a
Preview72n/a
Zoom126n/a

Front camera

Matrix 12 MP 32 MP
Photo resolution 4000x3000 pixels 6464x4864 pixels
Aperture f/2.2 f/2.2
Focal length 26 mm 26 mm
Sensor Samsung S5K3LU Sony IMX616
Sensor size 1/3.24 1/2.74
Pixel size 1.12 μm 0.8 μm
Autofocus Phase autofocus (Dual Pixel) No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort Yes DP 1.2 n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM 850/1700/1900/2100MhzGSM GSM850, GSM900, DCS1800, PCS1900
3G BandsUMTS 6/5/8/34UMTS B1 (2100), B2 (1900), B4(AWS), B5(850), B8 (900)
LTE Bands*LTE (B/B1/B2/B3/B4/B5/B7/B8/B12/B13/B16/B17/B18/B19/B20/B25/B27/B28/B29/B30/B38/B39/B40/B41/B66/B71)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B38/B39/B40/B41/B66)
LTE category2019
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy S23
91.5 dB
Samsung Galaxy S21 FE 5G
88.9 dB

Other

Class Flagship Flagship
Announced February, 2023 yr January, 2022 yr
Release Date February, 2023 yr January, 2022 yr
Launch Price ($) 799 790
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No No

Note

Samsung Galaxy S23:

The 128GB version uses slower UFS 3.1 memory, while the 256GB and 512GB models have UFS 4.0.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Samsung Galaxy S23 the clear winner in this comparison.

Survey

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1 (100%)
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Total Votes: 1

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