Phone Comparison - Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi Note 11S vs Xiaomi Redmi Note 12 Pro

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced 2021, January 14 January 2022 October 2022
Status Coming soon. Exp. release 2021, January 29 Coming Soon - January 2022 Coming Soon - November 2022
Price Rs. 105,999 ($0.00) [Similarly Priced] - -
Colors Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown Graphite Gray, Pearl White, Twilight Blue Black, Blue, White, Violet
Form Factor Candybar Candybar Candybar
Dimension 165.1 x 75.6 x 8.9 mm
(6.5 x 2.98 x 0.35 in)
159.9 x 73.9 x 8.1 mm
(6.3 x 2.91 x 0.32 in)
162.9 x 76 x 7.9 mm
(6.41 x 2.99 x 0.31 in)
Weight 227 g (8.01 oz) 179 g (6.31 oz) 187 g (6.6 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 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 1, 3, 5, 8, 19, 34, 38, 39, 40, 41
5G Network SA/NSA/Sub6/mmWave - 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)
Stylus support
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
- Fingerprint Sensor (side-mounted)
IP53, dust and splash protection
- Fingerprint Sensor (under display, optical)
IP53, dust and splash resistant

hardware Hardware and OS

OS Android 11 Android 11 Android 12
User Interface One UI 3.0 MIUI 13 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 - Global / Qualcomm Snapdragon 875 - USA Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Helio G96 (12 nm) Octa-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55), MediaTek Dimensity 1080 (6 nm)
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G57 MC2 Mali-G68 MC4
RAM 16 GB 8 GB 12 GB
Internal Memory 512 GB 128 GB 256 GB
External Memory microSDXC (uses shared SIM slot) microSDXC (dedicated slot) No

display Display

Type QHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1500 nits (peak)
Corning Gorilla Glass Victus
Always-on display
FHD+ AMOLED Screen
90Hz Refresh Rate
700 nits, 1000 nits (peak)
Corning Gorilla Glass 3
FHD+ OLED Screen
120Hz Refresh Rate
Dolby Vision, HDR10+
500 nits (typ), 900 nits (HBM)
Colors 16M Colour 16M Colors 1B Colors
Size 6.8 inches 6.43 inches 6.67 inches
Resolution 1440 x 3200 pixels (516 ppi) 1080 x 2400 pixels (409 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 89.46% 84.60% 86.57%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP 108 MP + 8 MP + 2 MP + 2 MP 50 MP + 8 MP + 2 MP
Flash LED flash LED flash Dual-LED Dual-tone Flash
Features 108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS
10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom
10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
auto-HDR, panorama
108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, dual pixel PDAF
8 MP, f/2.2, 118˚ (ultrawide)
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS
8 MP, f/1.9, 119˚ (ultrawide), 1/4", 1.12µm
2 MP, f/2.4, (macro)
HDR, Panorama
Video 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS 1080p@30fps 4K@30fps, 1080p@30/60/120fps, 720p@960fps
Front Camera 40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF
Dual video call, Auto-HDR
4K@30/60fps, 1080p@30fps [Similar]
16 MP, f/2.4, (wide)
1080p@30fps [Similar]
16 MP, (wide), 1/3.06", 1.0µm
HDR
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) HSPA, LTE-A (CA), 5G
Bluetooth 5.2, A2DP, LE 5.0, A2DP, LE 5.2, A2DP, LE
Wi-Fi 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, 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 2.0, USB On-The-Go USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS, GALILEO GPS (L1), GLONASS (G1), BDS (B1I+B1c), GALILEO (E1), QZSS (L1)
Browser Yes Yes Yes

memory User Memory

Internal 512 GB, 16 GB RAM or 256 GB, 12 GB RAM or 128 GB, 12 GB RAM UFS 3.1 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 6 GB RAM UFS 2.2 256 GB, 12 GB RAM or 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) microSDXC (dedicated 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 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
Reverse wireless charging 4.5W
Non-removable Li-Po Battery
Fast battery Charging 33W, 100% in 60 min (advertised)
Power Delivery 3.0
Quick Charge 3+
Non-removable Li-Po Battery
Fast battery Charging 67W, 50% in 15 min, 100% in 46 min (advertised)
USB Power Delivery 3.0
Capacity 5000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -