Samsung Galaxy S21 vs OnePlus Nord CE5

Compared 2 smartphones : Samsung Galaxy S21 Manufactured in February, 2021, with display 6.2 with chipsetSamsung Exynos 2100, vs OnePlus Nord CE5, Manufactured in July, 2025with chipsetMediaTek Dimensity 8350 Apex. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S21
  • Higher pixel density: 421ppi
  • Lighter design: 169g vs 199g
  • Supports newer USB: 3.2 vs 2.0
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose OnePlus Nord CE5
  • Larger display: 6.77in
  • Higher battery capacity: 5200mAh vs 4000mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Samsung Galaxy S21 and OnePlus Nord CE5
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 Dynamic AMOLED AMOLED
Size 6.2 in 6.77 in
Resolution 1080x2400 pixels 1080x2392 pixels
Aspect ratio 20:9 19.9:9
Pixel density 421 ppi 387 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (48-120 Hz) Yes (60-120 Hz)
Max brightness 800 nits 1300 nits
HDR support Yes HDR10+ Yes, HDR10+
Touch Sampling Rate n/a 300 Hz
Screen-to-body ratio 85.9 % 89.3 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy S21
854 nits
OnePlus Nord CE5
n/a
sRGB gamut99.5 %n/a
PWM (Flicker)240 Hzn/a
Response time5 msn/a
Contrast∞ Infiniten/a

Design & Build

Design and ergonomics comparison
Height 151.7 mm (5.97 in) 163.58 mm (6.44 in)
Width 71.2 mm (2.8 in) 76.02 mm (2.99 in)
Thickness 7.9 mm (0.31 in) 8.17 mm (0.32 in)
Weight 169 g (5.96 oz) 199 g (7.02 oz)
Water resistance IP68 IP65
Back panel Plastic n/a
Frame Metal Plastic
Colors - White
- Gray
- Pink
- Purple
- White
- Black
- Blue
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S21
85.9 %
OnePlus Nord CE5
89.3 %

Performance

Testing Samsung Galaxy S21 and OnePlus Nord CE5 In benchmarks
Processor
Chipset Samsung Exynos 2100 MediaTek Dimensity 8350 Apex
Max Frequency 2900 MHz 3350 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/2.2 (Cortex-A55)
- 3/2.81 (Cortex-A78)
- 1/2.91 (Cortex-X1)
- 4/2.2 (Cortex-A510)
- 3/3.2 (Cortex-A715)
- 1/3.35 (Cortex-A715)
Process Samsung TSMC
Transistor Size 5 nm 4 nm
Neural Processor Yes MediaTek APU 780
Graphics Mali-G78 MP14 Mali-G615 MP6
GPU Cores 896 768
GPU Frequency 854 MHz 1400 MHz
FLOPS 1530.4 GFLOPS 2150.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S21
1331
OnePlus Nord CE5
1510
Geekbench 6 (Multi-Core)
Samsung Galaxy S21
3593
OnePlus Nord CE5
3990
Geekbench 6 (Single-Core)13311510
Geekbench 6 (Multi-Core)35933990
AnTuTu 10
AnTuTu 10
Samsung Galaxy S21
903780
OnePlus Nord CE5
1395425
CPU253391297568
GPU281676552451
Memory158352267441
UX210361277965
NanoReview Score9037801395425
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S21
5715
OnePlus Nord CE5
n/a
Max Surface Temp.38.9 °Cn/a
Stability66 %n/a
Graphics Test34 fpsn/a
Graphics Score5715n/a
PCMark 3.0
PCMark 3.0
Samsung Galaxy S21
13123
OnePlus Nord CE5
n/a
Writing score16101n/a
Web score11909n/a
Video editing7097n/a
Data manipulation10153n/a
NanoReview Score13123n/a

Memory

RAM
RAM Size 8 GB 8 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 2750 MHz n/a
Channels 2 4
Storage
Storage Capacity- 128 GB
- 256 GB
128 GB
Storage TypeUFS 3.1UFS 3.1
Memory CardNoMicroSD

Software

OS Android 11 (Upgradeable to Android 14) Android 15
OS Size 28.1 GB n/a
UI Skin One UI 6.0 OxygenOS 15

Battery

Volume 4000 mAh 5200 mAh
Max Charging Power 25 W 80 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging Yes (15 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (55% in 50 min) Yes
Full Charge Time 1:35 h n/a
Battery Life Test
Battery Life
Samsung Galaxy S21
17:54
OnePlus Nord CE5
n/a
Web Browsing06:01 hn/a
Video Playback11:06 hn/a
Games04:21 hn/a
Standby Mode95 hn/a

Main camera

Matrix 12 MP 50 MP
Photo resolution 4000x3000 pixels 8192x6144 pixels
Zoom Optical, 1.1x Digital
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Up to 24FPS 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) 960 fps (720p)
Wide-angle lens 120 ° 112 °
Lenses count Standard: 12 MP
Telephoto: 64 MP
Ultra-wide: 12 MP
Standard: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- RAW support
- Bokeh effect
- Pro mode
Main lens
Matrix12 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mm26 mm
SensorSony IMX555Sony LYT-600
Sensor size1/1.761/1.95
Pixel size1.8 μm0.8 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Telephoto
Matrix64 MPn/a
Aperturef/2.0n/a
Focal length28 mmn/a
SensorSamsung Bright S5KGW2n/a
Sensor size1/1.72n/a
Pixel size0.8 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm16 mm
SensorSony IMX563Omnivision OV08D10
Sensor size1/2.551/4.0
Pixel size1.4 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S21
129
OnePlus Nord CE5
n/a
Video quality
Samsung Galaxy S21
137
OnePlus Nord CE5
n/a
Overall camera score
Samsung Galaxy S21
133
OnePlus Nord CE5
n/a
Bokeh70n/a
Preview72n/a
Zoom126n/a

Front camera

Matrix 10 MP 16 MP
Photo resolution 3872x2592 pixels n/a
Aperture f/2.2 f/2.4
Focal length 26 mm 23 mm
Sensor Sony IMX374 Sony IMX480
Sensor size 1/3.24 1/3.0
Pixel size 1.22 μm 1 μm
Autofocus Phase autofocus (Dual Pixel) No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) 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 5.4
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 3.2 2.0
USB features - Charging
- USB Storage Mode
- USB-Host mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes No
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM 850, 900, 1800, 1900 MHzGSM (850/900/1800/1900)
3G BandsWCDMA Band 1, 2, 4, 5, 8WCDMA (850/900/1900/2100)
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/B12/B17/B18/B19/B20/B26/B28/B32/B66)
LTE category24n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Samsung Galaxy S21
87 dB
OnePlus Nord CE5
n/a

Other

Class Flagship Mid-range
Announced January, 2021 yr July, 2025 yr
Release Date February, 2021 yr July, 2025 yr
Launch Price ($) 800 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 n/a Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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