Nothing Phone (3a) Pro vs Samsung Galaxy S21 FE 5G

Compared 2 smartphones : Nothing Phone (3a) Pro Manufactured in March, 2025, with display 6.77 with chipsetQualcomm Snapdragon 7s Gen 3, 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 Nothing Phone (3a) Pro
  • Larger display: 6.77in
  • Higher battery capacity: 5000mAh vs 4500mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Built-in eSIM
Reasons to choose Samsung Galaxy S21 FE 5G
  • Higher pixel density: 403ppi
  • Lighter design: 177g vs 211g
  • Supports newer USB: 3.2 vs 2
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Nothing Phone (3a) Pro 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.
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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

Display

Display quality comparison
Type AMOLED Dynamic AMOLED
Size 6.77 in 6.4 in
Resolution 1080x2392 pixels 1080x2340 pixels
Aspect ratio n/a 19.5:9
Pixel density 387 ppi 403 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 1300 nits 800 nits
HDR support Yes HDR10+ Yes HDR10+
Screen-to-body ratio 88 % 86.7 %
Features - DCI-P3
- Always-On Display
- DC dimming
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Nothing Phone (3a) Pro
1300 nits
Samsung Galaxy S21 FE 5G
785 nits
sRGB gamutn/a97 %
PWM (Flicker)n/a247 Hz
Response timen/a6 ms
Contrastn/a∞ Infinite

Design & Build

Design and ergonomics comparison
Height 163.52 mm (6.44 in) 155.7 mm (6.13 in)
Width 77.5 mm (3.05 in) 74.5 mm (2.93 in)
Thickness 8.39 mm (0.33 in) 7.9 mm (0.31 in)
Weight 211 g (7.44 oz) 177 g (6.24 oz)
Water resistance IP64 IP68
Cooling system Vapor chamber n/a
Back panel n/a Plastic
Frame n/a Metal
Colors - Black
- Gray
- White
- Gray
- Green
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Nothing Phone (3a) Pro
88 %
Samsung Galaxy S21 FE 5G
86.7 %

Performance

Testing Nothing Phone (3a) Pro and Samsung Galaxy S21 FE 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 7s Gen 3 Qualcomm Snapdragon 888
Max Frequency 2500 MHz 2840 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Kryo Silver (Cortex-A520))
- 3/2.4 (Kryo Gold (Cortex-A720))
- 1/2.5 (Kryo Prime (Cortex-A720))
- 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 Yes Hexagon 780
Graphics Adreno 810 Adreno 660
GPU Cores 256 1024
GPU Frequency 1050 MHz 840 MHz
FLOPS 537.6 GFLOPS 1290.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Nothing Phone (3a) Pro
1182
Samsung Galaxy S21 FE 5G
1371
Geekbench 6 (Multi-Core)
Nothing Phone (3a) Pro
3357
Samsung Galaxy S21 FE 5G
3396
Geekbench 6 (Single-Core)11821371
Geekbench 6 (Multi-Core)33573396
Geekbench Compute (GPU)4459n/a
AnTuTu 10
AnTuTu 10
Nothing Phone (3a) Pro
750673
Samsung Galaxy S21 FE 5G
894898
CPU273000247848
GPU192089311997
Memory135075152639
UX150509182414
NanoReview Score750673894898
3DMark Wild Life
3DMark Wild Life
Nothing Phone (3a) Pro
n/a
Samsung Galaxy S21 FE 5G
5704
Max Surface Temp.n/a39.1 °C
Stabilityn/a69 %
Graphics Testn/a34 fps
Graphics Scoren/a5704
PCMark 3.0
PCMark 3.0
Nothing Phone (3a) Pro
n/a
Samsung Galaxy S21 FE 5G
12441
Writing scoren/a14216
Web scoren/a11960
Video editingn/a7049
Data manipulationn/a10196
NanoReview Scoren/a12441

Memory

RAM
RAM Size - 8 GB
- 12 GB
- 6 GB
- 8 GB
Memory Type LPDDR5 LPDDR5
Memory Frequency 3200 MHz 3200 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB
- 128 GB
- 256 GB
Storage Typen/aUFS 3.1
Memory CardNoNo

Software

OS Android 15 Android 12 (Upgradeable to Android 14)
OS Size n/a 17.5 GB
UI Skin Nothing OS 3.1 One UI 6

Battery

Volume 5000 mAh 4500 mAh
Max Charging Power 50 W 25 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No Yes (15 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (60% in 15 min) Yes (51% in 30 min)
Full Charge Time 1:05 h 1:15 h
Battery Life Test
Battery Life
Nothing Phone (3a) Pro
24:09
Samsung Galaxy S21 FE 5G
18:37
Web Browsing08:09 h06:11 h
Video Playback16:21 h11:05 h
Games05:48 h04:48 h
Standby Mode120 h100 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8192x6144 pixels 4032x3024 pixels
Zoom Optical, 3x Optical, 3x
Flash LED LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 960 fps (720p)
Wide-angle lens 120 ° 123 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP
Standard: 12 MP
Telephoto: 8 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix50 MP12 MP
Aperturef/1.9f/1.8
Focal length24 mm26 mm
SensorSony LYT-600Sony IMX555
Sensor size1/1.561/1.76
Pixel size1 μm1.8 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrix50 MP8 MP
Aperturef/2.6f/2.4
Focal length70 mm76 mm
Sensorn/aHynix Hi847
Sensor size1/1.951/4.5
Pixel size0.8 μm1 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal length15 mm13 mm
SensorSony IMX355Sony IMX258
Sensor size1/4.01/3.0
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Nothing Phone (3a) Pro
n/a
Samsung Galaxy S21 FE 5G
119
Video quality
Nothing Phone (3a) Pro
n/a
Samsung Galaxy S21 FE 5G
107
Overall camera score
Nothing Phone (3a) Pro
n/a
Samsung Galaxy S21 FE 5G
117

Front camera

Matrix 50 MP 32 MP
Photo resolution 8192x6144 pixels 6464x4864 pixels
Aperture f/2.2 f/2.2
Focal length 24 mm 26 mm
Sensor n/a Sony IMX616
Sensor size 1/2.76 1/2.74
Pixel size n/a 0.8 μm
Autofocus n/a No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (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 5.4 5
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Galileo
- QZSS
- GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900GSM GSM850, GSM900, DCS1800, PCS1900
3G BandsUMTS 1, 2, 4, 5, 6, 8, 19UMTS B1 (2100), B2 (1900), B4(AWS), B5(850), B8 (900)
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B38/B39/B40/B41/B66)
LTE categoryn/a19
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos n/a Yes
Speaker Test
Max Volume
Nothing Phone (3a) Pro
n/a
Samsung Galaxy S21 FE 5G
88.9 dB

Other

Class Mid-range Flagship
Announced March, 2025 yr January, 2022 yr
Release Date March, 2025 yr January, 2022 yr
Launch Price ($) 459 790
Sensors - 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
* Attention! Config, frequencies, NFC, and other specs may vary by region.

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