OnePlus Nord 2 5G vs Samsung Galaxy S21 Ultra

Compared 2 smartphones : OnePlus Nord 2 5G Manufactured in July, 2021, with display 6.43 with chipsetMediaTek Dimensity 1200 5G, vs Samsung Galaxy S21 Ultra, Manufactured in February, 2021 with chipsetSamsung Exynos 2100. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose OnePlus Nord 2 5G
  • Lighter design: 189g vs 227g
  • Includes charger
Reasons to choose Samsung Galaxy S21 Ultra
  • Larger display: 6.8in
  • Higher pixel density: 515ppi
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 5000mAh vs 4500mAh
  • Supports newer USB: 3.2 vs 2
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/128 GB
- 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB

Review

Key Specs OnePlus Nord 2 5G and Samsung Galaxy S21 Ultra
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 6.43 in 6.8 in
Resolution 1080x2400 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 410 ppi 515 ppi
Refresh rate 90 Hz 120 Hz
Adaptive refresh rate No Yes (10-120 Hz)
Max brightness 450 nits 1500 nits
HDR support Yes HDR10+ Yes HDR10+
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 85.5 % 89.5 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
OnePlus Nord 2 5G
629 nits
Samsung Galaxy S21 Ultra
1019 nits
sRGB gamut128.2 %n/a
PWM (Flicker)119 Hzn/a
Response time8 msn/a
Contrast∞ Infiniten/a

Design & Build

Design and ergonomics comparison
Height 159.12 mm (6.26 in) 165.1 mm (6.5 in)
Width 73.31 mm (2.89 in) 75.6 mm (2.98 in)
Thickness 8.25 mm (0.32 in) 8.9 mm (0.35 in)
Weight 189 g (6.67 oz) 227 g (8.01 oz)
Water resistance No IP68
Cooling system Vapor chamber n/a
Back panel Glass Glass
Frame Plastic Metal
Colors - Gray
- Blue
- Green
- Black
- Silver
- Gray
- Blue
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
OnePlus Nord 2 5G
85.5 %
Samsung Galaxy S21 Ultra
89.5 %

Performance

Testing OnePlus Nord 2 5G and Samsung Galaxy S21 Ultra In benchmarks
Processor
Chipset MediaTek Dimensity 1200 5G Samsung Exynos 2100
Max Frequency 3000 MHz 2900 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/2 (Cortex-A55)
- 3/2.6 (Cortex-A78)
- 1/3 (Cortex-A78)
- 4/2.2 (Cortex-A55)
- 3/2.81 (Cortex-A78)
- 1/2.91 (Cortex-X1)
Process TSMC Samsung
Transistor Size 6 nm 5 nm
Neural Processor MediaTek APU 3.0 Yes
Graphics Mali-G77 MP9 Mali-G78 MP14
GPU Cores 576 896
GPU Frequency 886 MHz 854 MHz
FLOPS 979.2 GFLOPS 1530.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus Nord 2 5G
1056
Samsung Galaxy S21 Ultra
1449
Geekbench 6 (Multi-Core)
OnePlus Nord 2 5G
2911
Samsung Galaxy S21 Ultra
3892
Geekbench 6 (Single-Core)10561449
Geekbench 6 (Multi-Core)29113892
AnTuTu 10
AnTuTu 10
OnePlus Nord 2 5G
775453
Samsung Galaxy S21 Ultra
843008
CPU237901232358
GPU213601256356
Memory145797163007
UX178154191217
NanoReview Score775453843008
3DMark Wild Life
3DMark Wild Life
OnePlus Nord 2 5G
4197
Samsung Galaxy S21 Ultra
5221
Max Surface Temp.50.7 °C40.8 °C
Stability70 %69 %
Graphics Test25 fps31 fps
Graphics Score41975221
PCMark 3.0
PCMark 3.0
OnePlus Nord 2 5G
9631
Samsung Galaxy S21 Ultra
n/a
Writing score13382n/a
Web score7267n/a
Video editing5336n/a
Data manipulation9058n/a
NanoReview Score9631n/a

Memory

RAM
RAM Size - 6 GB
- 8 GB
- 12 GB
- 12 GB
- 16 GB
Memory Type LPDDR4X LPDDR5
Memory Frequency 2133 MHz 2750 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 128 GB
- 256 GB
- 512 GB
Storage TypeUFS 3.1UFS 3.1
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 13) Android 11 (Upgradeable to Android 14)
OS Size 14 GB 26.4 GB
UI Skin OxygenOS 13 One UI 6

Battery

Volume 4500 mAh 5000 mAh
Max Charging Power 65 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 (98% in 30 min) Yes (54% in 30 min)
Full Charge Time 0:31 h 1:11 h
Battery Life Test
Battery Life
OnePlus Nord 2 5G
21:19
Samsung Galaxy S21 Ultra
22:05
Web Browsing09:17 h07:58 h
Video Playback13:38 h13:59 h
Games05:22 h05:14 h
Standby Mode92 h111 h

Main camera

Matrix 50 MP 108 MP
Photo resolution 8700x5800 pixels 12000x9000 pixels
Zoom Digital Optical, 10x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No Up to 24FPS
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 119 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Monochrome: 2 MP
Standard: 108 MP
Telephoto: 10 MP
Telephoto: 10 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP108 MP
Aperturef/1.9f/1.8
Focal length24 mm26 mm
SensorSony IMX766Samsung S5KHM3
Sensor size1/1.561/1.33
Pixel size1 μm0.8 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a10 MP
Aperturen/af/4.9
Focal lengthn/a240 mm
Sensorn/aSamsung S5K3J1
Sensor sizen/a1/2.65
Pixel sizen/a1.22 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.3f/2.2
Focal lengthn/a13 mm
SensorSony IMX355Sony IMX563
Sensor size1/2.81/2.55
Pixel size1.14 μm1.4 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
OnePlus Nord 2 5G
125
Samsung Galaxy S21 Ultra
121
Video quality
OnePlus Nord 2 5G
105
Samsung Galaxy S21 Ultra
100
Overall camera score
OnePlus Nord 2 5G
116
Samsung Galaxy S21 Ultra
115
Bokehn/a70
Previewn/a67
Zoomn/a106

Front camera

Matrix 32 MP 40 MP
Photo resolution 6528x4896 pixels 7864x5200 pixels
Aperture f/2.5 f/2.2
Focal length n/a 26 mm
Sensor Sony IMX615 Samsung S5KGH1
Sensor size 1/2.8 1/2.65
Pixel size 0.8 μm 0.7 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
OnePlus Nord 2 5G
n/a
Samsung Galaxy S21 Ultra
133
Video quality
OnePlus Nord 2 5G
n/a
Samsung Galaxy S21 Ultra
140

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6E (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 5.2 5.2
Bluetooth features LE, A2DP LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- USB-Host mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC
- SBAS
- 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 *NoYes
Hybrid SlotNoNo
2G BandsGSM GSM850, GSM900, DCS1800, PCS1900GSM 850, 900, 1800, 1900 MHz
3G BandsHSDPA B1/2/4/5/8/19WCDMA Band 1, 2, 4, 5, 8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B32/B34/B38/B39/B40/B41/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 category1824
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
OnePlus Nord 2 5G
81.6 dB
Samsung Galaxy S21 Ultra
88 dB

Other

Class Mid-range Flagship
Announced July, 2021 yr January, 2021 yr
Release Date July, 2021 yr February, 2021 yr
Launch Price ($) 470 1200
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 Yes 65 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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