Phone Comparison - Samsung Galaxy S21 5G vs OnePlus 9 Pro vs Xiaomi Mi 11i

general General Info

Manufacturer Samsung OnePlus Xiaomi
Announced 2021, January 14 March 2021 2021, March 29
Status Coming soon. Exp. release 2021, January 29 Coming Soon - March 2021 Coming soon. Exp. release 2021, April
Price Rs. 69,999 ($799.99) [Similarly Priced] Rs. 64,999 ($0.00) [Similarly Priced] -
Colors Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Morning Mist, Forest Green, Stellar Black Celestial Silver, Frosty White, Cosmic Black
Form Factor Candybar Candybar Candybar
Dimension 151.7 x 71.2 x 7.9 mm
(5.97 x 2.8 x 0.31 in)
163.2 x 73.6 x 8.7 mm
(6.43 x 2.9 x 0.34 in)
163.7 x 76.4 x 7.8 mm
(6.44 x 3.01 x 0.31 in)
Weight 169 g (5.96 oz) 197 g (6.95 oz) 196 g (6.91 oz )
SIM Type Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - EU LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
5G Network SA/NSA/Sub6/mmWave 1, 2, 3, 7, 25, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/mmWave - NA
41, 78 SA/NSA - IN
1, 3, 28, 38, 41, 77, 78 SA/NSA
Messaging
Build Features - Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
- Fingerprint Sensor (under display, optical)
IP68 dust/water resistant (up to 1.5m for 30 mins)
- Fingerprint Sensor (side-mounted)

hardware Hardware and OS

OS Android 11 Android 11 Android 11
User Interface One UI 3.1 OxygenOS 11 MIUI 12
Processor Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - International / Qualcomm Snapdragon 888 - USA/China/Korea Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680, Qualcomm SM8350 Snapdragon 888 (5 nm) Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680), Qualcomm SM8350 Snapdragon 888 (5 nm)
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Adreno 660 Adreno 660
RAM 8 GB 12 GB 8 GB
Internal Memory 256 GB 256 GB 256 GB
External Memory microSDXC (uses shared SIM slot) No No

display Display

Type FHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass Victus
Always-on display
QHD+ LTPO Fluid2 AMOLED Screen
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass
FHD+ Super AMOLED Screen
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass 5
Colors 16M Colour 1B Colour 16M Colour
Size 6.2 inches 6.7 inches 6.67 inches
Resolution 1080 x 2400 pixels (424 ppi) 1440 x 3216 pixels (526 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 86.12% 89.90% 85.70%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no no no
Radio FM radio (Snapdragon model only; market/operator dependent) No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes

camera Camera

Rear Camera 12 MP + 64 MP + 12 MP 48 MP + 8 MP + 50 MP + 2 MP 108 MP + 8 MP + 5 MP
Flash LED Flash Dual-LED flash LED Flash
Features 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video
Auto-HDR, Panorama
48 MP, f/1.8, 23mm (wide), 1/1.43", 1.12µm, omnidirectional PDAF, Laser AF, OIS
8 MP, f/2.4, 77mm (telephoto), 1.0µm, PDAF, OIS, 3.3x optical zoom
50 MP, f/2.2, 14mm (ultrawide), 1/1.56", 1.0µm
2 MP, f/2.4, (depth)
Hasselblad optics, HDR, panorama
108 MP, f/1.8, 26mm (wide), 1/1.52", 1µm, PDAF
8 MP, f/2.2, 119˚ (ultrawide)
5 MP, 50mm (macro), 1/5.0", 1.12µm
HDR, panorama
Video 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+
Front Camera 10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, Dual Pixel PDAF, Dual video call, Auto-HDR, 4K@30/60fps, 1080p@30fps [Similar] 16 MP, f/2.4, (wide), 1/3.06", 1.0µm
Auto-HDR
1080p@30fps, gyro-EIS [Similar]
20 MP, f/2.0, (wide), 1/3", 0.9µm
HDR
1080p@30fps, 720p@120fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A (CA) Cat20 2000/200 Mbps, 5G HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth 5.0, A2DP, LE 5.2, A2DP, LE, aptX HD 5.2, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot 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/6, dual-band, Wi-Fi Direct, hotspot
USB USB Type-C 3.2, USB On-The-Go USB Type-C 3.1, USB On-The-Go USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, SBAS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 256 GB, 12 GB RAM or 128 GB, 8 GB RAM UFS 3.1 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1
Expandable Storage microSDXC (uses shared SIM slot) No No
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor present barometer sensor not present barometer sensor not present
NFC NFC supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Power bank/Reverse wireless charging 4.5W
Non-removable Li-Po Battery
Fast charging 65W, 1-100% in 29 min (advertised)
Fast wireless charging 50W, 1-100% in 43 min (advertised)
USB Power Delivery
Non-removable Li-Po Battery
Fast battery charging 33W, 100% in 52 min (advertised)
Power Delivery 3.0
Quick Charge 3+
Capacity 4000 mAh 4500 mAh 4520mAh
Stand by - - -
Talk Time - - -