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.
| Specifications | OnePlus 9 | Samsung Galaxy S21 Plus 5G |
|---|---|---|
| OS | Android OS, v11 | Android 11 |
| Screen Size | 6.55 inches | 6.7 inches |
| Chipset | Qualcomm SM8350 Snapdragon 888 (5 nm) | Exynos 2100 |
| RAM | 8 GB | |
| Internal Storage | 128 GB | 128 GB |
Summary | |||
| Specs Score | 89 | 89 | |
| OS | Android OS, v11 | Android 11 | |
| Screen Size | 6.55 inches | 6.7 inches | |
| Chipset | Qualcomm SM8350 Snapdragon 888 (5 nm) | Exynos 2100 | |
| RAM | 8 GB | ||
| Internal Storage | 128 GB | 128 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 | Smartphone | Phablet | |
| Operating System | Android OS, v11 | Android 11 | |
| Sim | Dual Sim | Dual Sim | |
DESIGN | |||
| Body Material | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame | ||
| Height | 160 mm | 161.5 mm | |
| Thickness | 8.10 mm | 7.8 mm | |
| Weight | 183.00 g | 200 g | |
| Width | 73.9 mm | 75.6 mm | |
DISPLAY | |||
| Aspect Ratio | 20:09 | 20:9 | |
| Bezel Less Display | Yes, Punch-hole Display | ||
| Display Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass Victus | |
| Form Factor | Touch | Touch | |
| Pixel Density | 402 ppi | 421 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 GB | 128 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 | No | No | |
| 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 | Yes | Yes | |
| Speakers | Yes, with stereo speakers | Yes | |
| 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 | Yes | Yes | |
| GPRS | Yes | Yes | |
| 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 | Yes | Yes | |
| 3G | WCDMA B1/2/4/5/8 | Yes | |
| 4G | Yes | LTE | |
| 5G | Yes | Yes | |
MORE FEATURES | |||
| Face Unlock | Yes | ||
| Fingerprint Sensor | Yes, In Display | Yes, In-Display | |
| Quick Charging | Yes, Warp, 65W: 100 % in 29 minutes | Yes, 25W | |
| Sensors | accelerometer, gyro, proximity, compass, color spectrum | In-Display Fingerprint Sensor, Accelerometer, gyro, Proximity, Compass, Barometer | |
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.
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.
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.