Phone Comparison - Samsung Galaxy S21 Ultra 5G vs Xiaomi Poco X6 Pro vs Xiaomi Redmi Note 13 Pro 4G

Price Comparison (India) - -

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced 2021, January 14 January 2024 January 2024
Status Coming soon. Exp. release 2021, January 29 Coming Soon - January 2024 Available - January 2024
Price Rs. 105,999 ($0.00) [Similarly Priced] Rs. 26,999 ($0.00) [Similarly Priced] -
Colors Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown Black, Yellow, Gray Midnight Black, Lavender Purple, Forest Green
Form Factor Candybar Candybar Candybar
Dimension 165.1 x 75.6 x 8.9 mm
(6.5 x 2.98 x 0.35 in)
160.5 x 74.3 x 8.3 mm
(6.32 x 2.93 x 0.33 in)
161.1 x 75 x 8 mm
(6.34 x 2.95 x 0.31 in)
Weight 227 g (8.01 oz) 186 g or 190 g (6.56 oz or 6.7 oz) 188 g (6.63 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
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 28, 38, 40, 41, 48, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 40, 41, 66
5G Network SA/NSA/Sub6/mmWave 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 48, 77, 78 SA/NSA/Sub6 -
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 (under display, optical)
IP54, dust and splash resistant
- Fingerprint Sensor (under display, optical)
IP54, dust and splash resistant

hardware Hardware and OS

OS Android 11 Android 14 Android 13
User Interface One UI 3.0 HyperOS MIUI 14
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 3.35 GHz (1+3+4 cores), Mediatek Dimensity 8300 Ultra (4 nm) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Helio G99 Ultra
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali G615-MC6 Mali-G57 MC2
RAM 16 GB 12 GB 12 GB
Internal Memory 512 GB 512 GB 512 GB
External Memory microSDXC (uses shared SIM slot) No microSDXC

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
120Hz Refresh Rate
HDR10+, Dolby Vision, 500 Nits (typ), 1200 Nits (HBM), 1800 Nits (peak)
Corning Gorilla Glass 5
FHD+ AMOLED Screen
120Hz Refresh Rate
500 Nits (typ), 1000 Nits (HBM), 1300 Nits (peak)
Corning Gorilla Glass 5
Colors 16M Colour 68B colors 1B colors
Size 6.8 inches 6.67 inches 6.67 inches
Resolution 1440 x 3200 pixels (516 ppi) 1220 x 2712 pixels (446 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 89.46% 89.99% 88.71%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP 64 MP + 8 MP + 2 MP 200 MP + 8 MP + 2 MP
Flash LED flash LED Flash LED 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
64 MP, f/1.7, 25mm (wide), 0.7µm, PDAF, OIS
8 MP, f/2.2, 120˚ (ultrawide)
2 MP, f/2.4, (macro)
HDR, Panorama
200 MP, f/1.7, 23mm (wide), 1/1.4", 0.56µm, multi-directional PDAF, OIS
8 MP, f/2.2, 120˚, (ultrawide)
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 4K@24/30fps, 1080p@30/60fps, gyro-EIS 1080p@30/60fps
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@30/60fps [Similar]
16 MP, f/2.4, (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, LTE-A, 5G HSPA, LTE-A
Bluetooth 5.2, A2DP, LE 5.4, 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/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band
USB USB Type-C 3.2, USB On-The-Go USB Type-C, OTG USB Type-C 2.0, OTG
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO GPS, GALILEO, GLONASS, QZSS, BDS (B1I+B1c) GPS, GLONASS, GALILEO, BDS
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 3.1 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 4.0 512 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 2.2
Expandable Storage microSDXC (uses shared SIM slot) No microSDXC
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor not 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 not supported NFC not 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 67W, 100% in 45 min
Non-removable Li-Po Battery
Fast battery Charging 67W wired, 50% in 16 min, 100% in 46 min
Capacity 5000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -