Phone Comparison - OnePlus 8 Pro vs Samsung Galaxy S21 5G vs Xiaomi Redmi K40 Gaming

Price Comparison (India) - -

general General Info

Manufacturer OnePlus Samsung Xiaomi
Announced 2020, April 14 2021, January 14 April 2021
Status Coming soon. Exp. release 2020, April 21 Coming soon. Exp. release 2021, January 29 Coming Soon - April 2021
Price Rs. 54,999 ($0.00) [Similarly Priced] Rs. 69,999 ($799.99) [Similarly Priced] -
Colors Glacial Green, Ultramarine Blue, Onyx Black Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Black, Gray, Silver, Bruce Lee Yellow
Form Factor Candybar Candybar Candybar
Dimension 165.3 x 74.4 x 8.8 mm
(6.51 x 2.93 x 0.35 in)
151.7 x 71.2 x 7.9 mm
(5.97 x 2.8 x 0.31 in)
161.9 x 76.9 x 8.3 mm
(6.37 x 3.03 x 0.33 in)
Weight 199 g (7.02 oz) 169 g (5.96 oz) 205 g (7.23 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM and/or eSIM), Hybrid 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
CDMA 800 / 1900 & TD-SCDMA
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
CDMA2000 1x
3G Network HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200) LTE 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G Network 5G band 78(3500); SA/NSA SA/NSA/Sub6/mmWave 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
Messaging
Build Features - Fingerprint Sensor (under display, optical)
IP68 dust/water resistant (up to 1.5m for 30 mins)
- 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 (side-mounted)
Physical pop-up gaming triggers
IP53, dust and splash protection

hardware Hardware and OS

OS Android 10.0 (Q) Android 11 Android 11
User Interface OxygenOS 10.0 One UI 3.1 MIUI 12.5
Processor Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585), Qualcomm SM8250 Snapdragon 865 (7 nm+) 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 (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), MediaTek MT6893 Dimensity 1200 5G (6 nm)
GPU Adreno 650 Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G77 MC9
RAM 12 GB 8 GB 12 GB
Internal Memory 256 GB 256 GB 256 GB
External Memory No microSDXC (uses shared SIM slot) No

display Display

Type QHD+ Fluid AMOLED Capacitive Touchscreen
Corning Gorilla Glass 6
DCI-P3 100%
HDR10+
120Hz Refresh Rate
FHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass Victus
Always-on display
FHD+ OLED Screen
120Hz Refresh Rate
HDR10+
500 nits (typ)
Corning Gorilla Glass 5
Colors 16M colors 16M Colour 1B colors
Size 6.78 inches 6.2 inches 6.67 inches
Resolution 1440 x 3120 pixels (507 ppi) 1080 x 2400 pixels (424 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 91.69% 86.12% 86.09%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 48 MP + 48 MP + 8 MP + 5 MP 12 MP + 64 MP + 12 MP 64 MP + 8 MP + 2 MP
Flash Dual-LED Flash LED Flash Dual-LED Flash
Features 48 MP, f/1.8, 25mm (wide), 1/1.43", 1.12µm, omnidirectional PDAF, Laser AF, OIS
48 MP, f/2.2, (ultrawide), 1/2.0", 0.8µm, AF
8 MP, f/2.4, (telephoto), PDAF, OIS, 3x optical zoom
5 MP, (depth)
HDR, Panorama
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
64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF
8 MP, f/2.2, 120˚ (ultrawide)
2 MP, f/2.4, (macro)
HDR, Panorama
Video 2160p@30/60fps, 1080p@30/60/240fps, 720p@960fps, Auto HDR, gyro-EIS 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS 4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
Front Camera 16 MP, f/2.5, (wide), 1/3", 1.0µm
Auto-HDR
1080p@30fps [Similar]
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
HDR
1080p@30fps, 720p@120fps, HDR [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/150 Mbps HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth 5.1, A2DP, LE, aptX HD 5.0, A2DP, LE 5.2, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot 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, hotspot
USB 3.1, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 3.2, USB On-The-Go USB Type-C 2.0, USB On-The-Go
GPS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 12 GB RAM or 128 GB, 8 GB RAM (UFS 3.0) 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 12 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 3.1
Expandable Storage No microSDXC (uses shared SIM slot) 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 not present barometer sensor present barometer sensor present
NFC NFC supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast charging 30W, 50% in 23 min (advertised)
Fast wireless charging 30W, 50% in 30 min (advertised)
Reverse wireless charging 3W
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 battery charging 67W, 100% in 42 min (advertised)
Power Delivery 3.0
Quick Charge 3+
Capacity 4510 mAh 4000 mAh 5065 mAh
Stand by - - -
Talk Time - - -