Phone Comparison - Samsung Galaxy S21 5G vs Google Pixel 6a vs Xiaomi Redmi Note 11T Pro

general General Info

Manufacturer Samsung Google Xiaomi
Announced 2021, January 14 2022, May 11 May 2022
Status Coming soon. Exp. release 2021, January 29 Coming soon. Exp. release 2022, July 21 Coming Soon - May 2022
Price Rs. 69,999 ($799.99) [Similarly Priced] - -
Colors Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Chalk, Charcoal, Sage Blue, Silver, 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)
152.2 x 71.8 x 8.9 mm
(5.99 x 2.83 x 0.35 in)
163.6 x 74.3 x 8.9 mm
(6.44 x 2.93 x 0.35 in)
Weight 169 g (5.96 oz) 178 g (6.28 oz) 200 g (7.05 oz)
SIM Type Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) Nano-SIM and/or eSIM 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
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 2100
4G Network LTE LTE1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 48, 66, 71 - GX7AS, GB62Z (USA/Canada)
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 48, 66, 71 - G1AZG (International)
1, 3, 5, 8, 19, 34, 38, 39, 40, 41, 42
5G Network SA/NSA/Sub6/mmWave 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GX7AS (USA/Canada)
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave - GB62Z (USA)
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78 SA/NSA/Sub6 - G1AZG (International)
1, 3, 5, 8, 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)
IP67 dust/water resistant (up to 1m for 30 mins)
- Fingerprint Sensor (side-mounted)
IP53, dust and splash resistant

hardware Hardware and OS

OS Android 11 Android 12 Android 12
User Interface One UI 3.1 - MIUI 13
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 (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55), Google Tensor (5 nm) Octa-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), MediaTek Dimensity 8100 (5 nm)
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G78 MP20 Mali-G610 MC6
RAM 8 GB 6 GB 8 GB
Internal Memory 256 GB 128 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
FHD+ OLED Screen
HDR
FHD+ IPS LCD Screen
144Hz Refresh Rate
HDR10
Dolby Vision
650 nits (typ)
Colors 16M Colour 16M Colors 16M Colors
Size 6.2 inches 6.1 inches 6.6 inches
Resolution 1080 x 2400 pixels (424 ppi) 1080 x 2400 pixels (431 ppi) 1080 x 2460 pixels (407 ppi)
Screen-to-Body Ratio 86.12% 82.38% 85.13%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no no yes
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 12.2 MP + 12 MP 64 MP + 8 MP + 2 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
12.2 MP, f/1.7, 27mm, (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
12 MP, f/2.2, 17mm, 114˚ (ultrawide), 1.25µm
Pixel Shift, Auto-HDR, panorama
64 MP, (wide), 1/1.72", 0.8µm, PDAF
8 MP, 120˚, (ultrawide)
2 MP, (macro)
HDR, Panorama
Video 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS 4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS 4K@30fps, 1080p@30/60/120fps, 720p@960fps
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] 8 MP, f/2.0, 24mm (wide), 1.12µm
Auto-HDR, panorama
1080p@30fps [Similar]
16 MP, (wide)
1080p@30/60fps [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), 5G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Bluetooth 5.0, A2DP, LE 5.2, A2DP, LE 5.3, 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/6e, dual-band, Wi-Fi Direct, 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 Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS Yes, with A-GPS. Up to dual-band: GLONASS (1), BDS (2), GALILEO (1), QZSS (1)
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 128 GB, 6 GB RAM UFS 3.1 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 3.1
Expandable Storage microSDXC (uses shared SIM slot) No No
USB OTG Supported Not 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 battery Charging 18W
USB Power Delivery 3.0
Non-removable Li-Po Battery
Fast battery Charging 67W
Power Delivery 3.0
Capacity 4000 mAh 4410 mAh 5080 mAh
Stand by - - -
Talk Time - - -