Samsung Galaxy S21 FE 5G vs Xiaomi Poco X3 NFC

Compared 2 smartphones : Samsung Galaxy S21 FE 5G Manufactured in January, 2022, with display 6.4 with chipsetQualcomm Snapdragon 888, vs Xiaomi Poco X3 NFC, Manufactured in September, 2020with chipsetQualcomm Snapdragon 732G. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S21 FE 5G
  • Higher pixel density: 403ppi
  • Lighter design: 177g vs 215g
  • Supports newer USB: 3.2 vs 2
Reasons to choose Xiaomi Poco X3 NFC
  • Larger display: 6.67in
  • Higher battery capacity: 5160mAh vs 4500mAh
  • Newer Bluetooth version: 5.1 vs 5
  • Infrared port

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 6/256 GB
- 8/128 GB
- 8/256 GB
- 6/64 GB
- 6/128 GB
- 8/128 GB

Review

Key Specs Samsung Galaxy S21 FE 5G and Xiaomi Poco X3 NFC
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 IPS LCD
Size 6.4 in 6.67 in
Resolution 1080x2340 pixels 1080x2400 pixels
Aspect ratio 19.5:9 20:9
Pixel density 403 ppi 395 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No No
Max brightness 800 nits 450 nits
HDR support Yes HDR10+ Yes HDR10
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 86.7 % 84.6 %
Features - DCI-P3
- Always-On Display
n/a
Display test
Peak brightness (auto)
Samsung Galaxy S21 FE 5G
785 nits
Xiaomi Poco X3 NFC
629 nits
sRGB gamut97 %99.7 %
PWM (Flicker)247 Hz2358 Hz
Response time6 ms35.4 ms
Contrast∞ Infiniten/a

Design & Build

Design and ergonomics comparison
Height 155.7 mm (6.13 in) 165.3 mm (6.51 in)
Width 74.5 mm (2.93 in) 76.8 mm (3.02 in)
Thickness 7.9 mm (0.31 in) 9.4 mm (0.37 in)
Weight 177 g (6.24 oz) 215 g (7.58 oz)
Water resistance IP68 IP53
Back panel Plastic Plastic
Frame Metal Metal
Colors - White
- Gray
- Green
- Purple
- Gray
- Blue
Fingerprint sensor Yes In-Display Yes In-Button
Screen-to-body ratio
Samsung Galaxy S21 FE 5G
86.7 %
Xiaomi Poco X3 NFC
84.6 %

Performance

Testing Samsung Galaxy S21 FE 5G and Xiaomi Poco X3 NFC In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 Qualcomm Snapdragon 732G
Max Frequency 2840 MHz 2300 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
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))
- 6/1.8 (Kryo 470 Silver (Cortex-A55))
- 2/2.3 (Kryo 470 Gold (Cortex-A76))
Process Samsung Samsung
Transistor Size 5 nm 8 nm
Neural Processor Hexagon 780 Hexagon 688
Graphics Adreno 660 Adreno 618
GPU Cores 1024 256
GPU Frequency 840 MHz 825 MHz
FLOPS 1290.2 GFLOPS 422.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S21 FE 5G
1371
Xiaomi Poco X3 NFC
722
Geekbench 6 (Multi-Core)
Samsung Galaxy S21 FE 5G
3396
Xiaomi Poco X3 NFC
1878
Geekbench 6 (Single-Core)1371722
Geekbench 6 (Multi-Core)33961878
AnTuTu 10
AnTuTu 10
Samsung Galaxy S21 FE 5G
894898
Xiaomi Poco X3 NFC
395451
CPU247848132406
GPU31199779345
Memory15263975270
UX182414108430
NanoReview Score894898395451
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S21 FE 5G
5704
Xiaomi Poco X3 NFC
1108
Max Surface Temp.39.1 °C42.6 °C
Stability69 %99 %
Graphics Test34 fps6 fps
Graphics Score57041108
PCMark 3.0
PCMark 3.0
Samsung Galaxy S21 FE 5G
12441
Xiaomi Poco X3 NFC
8826
Writing score1421610279
Web score119607068
Video editing70495923
Data manipulation101967591
NanoReview Score124418826

Memory

RAM
RAM Size - 6 GB
- 8 GB
6 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 1866 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 64 GB
- 128 GB
Storage TypeUFS 3.1UFS 2.1
Memory CardNoMicroSD

Software

OS Android 12 (Upgradeable to Android 14) Android 10 (Upgradeable to Android 12)
OS Size 17.5 GB 20.5 GB
UI Skin One UI 6 MIUI 14

Battery

Volume 4500 mAh 5160 mAh
Max Charging Power 25 W 33 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging Yes (15 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (51% in 30 min) Yes (55% in 30 min)
Full Charge Time 1:15 h 1:15 h
Battery Life Test
Battery Life
Samsung Galaxy S21 FE 5G
18:37
Xiaomi Poco X3 NFC
24:00
Web Browsing06:11 h09:56 h
Video Playback11:05 h13:59 h
Games04:48 h05:35 h
Standby Mode100 h116 h

Main camera

Matrix 12 MP 64 MP
Photo resolution 4032x3024 pixels 9248x6920 pixels
Zoom Optical, 3x Digital
Flash LED Dual LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (720p) 960 fps (720p)
Wide-angle lens 123 ° 119 °
Lenses count Standard: 12 MP
Telephoto: 8 MP
Ultra-wide: 12 MP
Standard: 64 MP
Ultra-wide: 13 MP
Macro: 2 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix12 MP64 MP
Aperturef/1.8f/1.9
Focal length26 mmn/a
SensorSony IMX555Sony IMX682
Sensor size1/1.761/1.73
Pixel size1.8 μm0.8 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalDigital
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 MP13 MP
Aperturef/2.2f/2.2
Focal length13 mmn/a
SensorSony IMX258n/a
Sensor size1/3.0n/a
Pixel size1.12 μm1 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S21 FE 5G
119
Xiaomi Poco X3 NFC
107
Video quality
Samsung Galaxy S21 FE 5G
107
Xiaomi Poco X3 NFC
98
Overall camera score
Samsung Galaxy S21 FE 5G
117
Xiaomi Poco X3 NFC
103

Front camera

Matrix 32 MP 20 MP
Photo resolution 6464x4864 pixels 5963x3354 pixels
Aperture f/2.2 f/2.2
Focal length 26 mm n/a
Sensor Sony IMX616 CMOS
Sensor size 1/2.74 1/3.4
Pixel size 0.8 μm 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) 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, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- USB-Host mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- SBAS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoYes
2G BandsGSM GSM850, GSM900, DCS1800, PCS1900GSM: B2/3/5/8
3G BandsUMTS B1 (2100), B2 (1900), B4(AWS), B5(850), B8 (900)WCDMA B1/2/4/5/8
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/B20/B28)
LTE category1915
5G SupportYesNo

Sound

Speakers Stereo Stereo
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy S21 FE 5G
88.9 dB
Xiaomi Poco X3 NFC
89.2 dB

Other

Class Flagship Mid-range
Announced January, 2022 yr September, 2020 yr
Release Date January, 2022 yr September, 2020 yr
Launch Price ($) 790 245
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

After analyzing the data, we consider Samsung Galaxy S21 FE 5G the clear winner in this comparison.

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