Compare OnePlus 9 Vs Samsung Galaxy S21 Plus 5G

Should you buy OnePlus 9 or Samsung Galaxy S21 Plus 5G? Well, your search ends here. Find out which mobile phone is best for you - Compare the two models on the basis of their Price in India, Body, Display, Storage, Connectivity, Camera, and Performance. OnePlus 9 starts at ₹ 37,999 and Samsung Galaxy S21 Plus 5G starts at ₹ 9,499.

OnePlus 9 has screen size of 6.55 inches and Samsung Galaxy S21 Plus 5G has screen size of 6.7 inches . OnePlus 9 comes up with internal storage of 256 GB and RAM of 12 GB. Samsung Galaxy S21 Plus 5G comes up with internal storage of 256 GB and RAM of 8 GB . Coming to the Camera, Former has primary camera of 48 MP (f/1.8) and front camera of 16 MP (f/2.4) whereas latter has primary camera of 64 MP (f/2.0) and front camera of 10 MP (f/2.2) Selfie Camera.

Check detailed comparison below to compare specification for both models. Don't forget to check out expert opinion as well.

OnePlus 9 Vs Samsung Galaxy S21 Plus 5G

SpecificationsOnePlus 9Samsung Galaxy S21 Plus 5G
OSAndroid OS, v11 Android 11
Screen Size6.55 inches 6.7 inches
ChipsetQualcomm SM8350 Snapdragon 888 (5 nm) Exynos 2100
RAM8 GB
Internal Storage128 GB128 GB
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Summary
Specs Score8989
OSAndroid OS, v11 Android 11
Screen Size6.55 inches 6.7 inches
ChipsetQualcomm SM8350 Snapdragon 888 (5 nm) Exynos 2100
RAM8 GB
Internal Storage128 GB128 GB
GENERAL
Colours Winter Mist, Arctic Sky, Astral Black Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
Custom UI OxygenOS 11 One UI 3.1
Device type SmartphonePhablet
Operating System Android OS, v11 Android 11
Sim Dual Sim Dual Sim

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  • OnePlus 9
  • Samsung Galaxy S21 Plus 5G

OnePlus 9 alternatives
DESIGN
Body Material Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Height 160 mm161.5 mm
Thickness 8.10 mm7.8 mm
Weight 183.00 g 200 g
Width 73.9 mm75.6 mm
DISPLAY
Aspect Ratio 20:0920:9
Bezel Less Display Yes, Punch-hole Display
Display Protection Corning Gorilla Glass 5 Corning Gorilla Glass Victus
Form Factor Touch Touch
Pixel Density 402 ppi421 ppi
Refresh Rate 120Hz 120Hz Refresh rate
Screen resolution 1080 x 2400 pixels 1080 x 2400 pixels
Screen size 6.55 inches 6.7 inches
Technology Fluid AMOLED, 120Hz, HDR10+, 1100 nits (peak)
Touchscreen Yes, Capacitive Touchscreen, Multi-touch Capacitive Touchscreen
PERFORMANCE
Chipset Qualcomm SM8350 Snapdragon 888 (5 nm) Exynos 2100
CPU Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 Octa Core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55)
GPU Adreno 660 Mali-G78 MP14
RAM 8 GB
STORAGE
Call Records Yes
Card Slot No
External Storage No
Internal Storage 128 GB128 GB
Messaging Yes
Phonebook Yes
CAMERA
Camera Features Hasselblad Color Calibration, HDR, panorama OIS, gyro-EIS, Auto HDR, 4K video, Dual Video recoding, Panorama
Front Camera 16 MP (f/2.4)10 MP (f/2.2) Selfie Camera
Primary camera 48 MP (f/1.8)64 MP (f/2.0)
Video Recording 8K@30fps, 4K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps
MULTIMEDIA
Audio Jack NoNo
Audio Player MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY WAV, AAC+, AC3, OGG, FLAC, WMA, MP3, AMR, AAC, MXMF, eAAC+
FM Radio No
Games YesYes
Speakers Yes, with stereo speakersYes
Video Player MKV, MOV, MP4, H.265(HEVC), AVI, TS, 3GP, FLV, WEBM 3GP, ASF, M4V, H.263, H.264, MKV, 3G2, DivX, AVI, WMV, FLV, MPEG4
BATTERY
Capacity Li-Po 4500 mAh, non-removable Non-removable Li-Ion 4800 mAh battery
CONNECTIVITY
Bluetooth v5.2, A2DP, LE, aptX HD v5.0, A2DP, LE, aptX
Browser HTML5 HTML5
Edge YesYes
GPRS YesYes
GPS Facility dual-band A-GPS, GLONASS, BDS, GALILEO, SBAS with A-GPS, GLONASS, BDS, GALILEO
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE-A (7CA) Cat20 2000/150 Mbps
USB USB Type-C 3.1, USB On-The-Go USB Type-C 3.2, USB OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
NETWORK SUPPORT
2G YesYes
3G WCDMA B1/2/4/5/8Yes
4G YesLTE
5G YesYes
MORE FEATURES
Face Unlock Yes
Fingerprint Sensor Yes, In DisplayYes, In-Display
Quick Charging Yes, Warp, 65W: 100 % in 29 minutesYes, 25W
Sensors accelerometer, gyro, proximity, compass, color spectrum In-Display Fingerprint Sensor, Accelerometer, gyro, Proximity, Compass, Barometer

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Detailed Comparison of OnePlus 9 vs Samsung Galaxy S21 Plus 5G

Design Comparison: OnePlus 9 vs Samsung Galaxy S21 Plus 5G

OnePlus 9 comes up with a weight of 183.00 g whereas Samsung Galaxy S21 Plus 5G weights around 200 g . Thickness of OnePlus 9 is 8.10 mm and the thickness of other mobiles is 7.8 mm.

Display Comparison: OnePlus 9 vs Samsung Galaxy S21 Plus 5G

OnePlus 9 has screen size of 6.55 inches whereas other comes up with 6.7 inches . Screen Resolution in both mobiles is 1080 x 2400 pixels and 1080 x 2400 pixels respectively. In terms of Technology, former uses Fluid AMOLED, 120Hz, HDR10+, 1100 nits (peak) and latter uses undefined.

Camera Comparison: OnePlus 9 vs Samsung Galaxy S21 Plus 5G

OnePlus 9 comes up with primary camera of 48 MP (f/1.8) whereas Samsung Galaxy S21 Plus 5G comes up with 64 MP (f/2.0). Some of the Camera Features for both the mobiles include Hasselblad Color Calibration, HDR, panorama.

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FAQs

Q. Which phone has bigger screen size, OnePlus 9 or Samsung Galaxy S21 Plus 5G?

OnePlus 9 is bigger with 6.55 inches screen than Samsung Galaxy S21 Plus 5G that has 6.7 inches screen.

Q. What are some of the best alternatives available for OnePlus 9 in the market?

Best alternatives available for OnePlus 9 are: Vivo V25 Pro 5G, OnePlus 10R 5G, Vivo V23 Pro 5G.