Phone Comparison - Samsung Galaxy S21 Ultra 5G vs Xiaomi Poco X3 Pro vs Samsung Galaxy S23 Ultra

Price Comparison (India) - -

general General Info

Manufacturer Samsung Xiaomi Samsung
Announced 2021, January 14 March 2021 2023, February 01
Status Coming soon. Exp. release 2021, January 29 Coming Soon - March 2021 Coming soon. Exp. release 2023, February 17
Price Rs. 105,999 ($0.00) [Similarly Priced] - Rs. 124,990 ($0.00) [Similarly Priced]
Colors Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown Phantom Black, Frost Blue, Metal Bronze Phantom Black, Green, Cream, Lavender
Form Factor Candybar Candybar Candybar
Dimension 165.1 x 75.6 x 8.9 mm
(6.5 x 2.98 x 0.35 in)
165.3 x 76.8 x 9.4 mm
(6.51 x 3.02 x 0.37 in)
163.4 x 78.1 x 8.9 mm
(6.43 x 3.07 x 0.35 in)
Weight 227 g (8.01 oz) 215 g (7.58 oz) 233 g (8.22 oz)
SIM Type Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by) Nano-SIM and eSIM, Dual SIM (2 Nano-SIMs and eSIM, 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 (Dual SIM model only)
CDMA2000 1xEV-DO
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, 20, 28, 38, 40, 41 LTE
5G Network SA/NSA/Sub6/mmWave - SA/NSA/Sub6 - International / SA/NSA/Sub6/mmWave - USA
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, ultrasonic)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Armor aluminum frame with tougher drop and scratch resistance (advertised)
Stylus, 2.8ms latency (Bluetooth integration, accelerometer, gyro)

hardware Hardware and OS

OS Android 11 Android 11 Android 13
User Interface One UI 3.0 MIUI 12 for POCO One UI 5
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 (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver), Qualcomm Snapdragon 860 (7 nm) Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510), Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Adreno 640 Adreno 740
RAM 16 GB 8 GB 12 GB
Internal Memory 512 GB 256 GB 1 TB
External Memory microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot) No

display Display

Type QHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1500 nits (peak)
Corning Gorilla Glass Victus
Always-on display
IPS LCD Screen
120Hz Refresh Rate
HDR10
450 nits (typ)
Corning Gorilla Glass 6
QHD+ Dynamic AMOLED 2X Screen
120Hz Refresh Rate
HDR10+
1750 nits (peak)
Corning Gorilla Glass Victus 2
Always-on display
Colors 16M Colour 16M Colour 16M Colors
Size 6.8 inches 6.67 inches 6.8 inches
Resolution 1440 x 3200 pixels (516 ppi) 1080 x 2400 pixels (395 ppi) 1440 x 3088 pixels (501 ppi)
Screen-to-Body Ratio 89.46% 84.43% 89.56%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no yes no
Radio FM radio (Snapdragon model only; market/operator dependent) Unspecified No
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 48 MP + 8 MP + 2 MP + 2 MP 200 MP + 10 MP + 10 MP + 12 MP
Flash LED flash Dual-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
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 119˚ (ultrawide)
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, Laser AF, OIS
10 MP, f/4.9, 230mm (periscope telephoto), 1/3.52", 1.12µm, Dual Pixel PDAF, OIS, 10x optical zoom
10 MP, f/2.4, 70mm (telephoto), 1/3.52", 1.12µm, Dual Pixel PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, Dual Pixel PDAF, Super Steady video
auto-HDR, panorama
Video 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS 4K@30fps, 1080p@30/60fps, gyro-EIS 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
Front Camera 40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF
Dual video call, Auto-HDR
4K@30/60fps, 1080p@30fps [Similar]
20 MP, f/2.2, (wide), 1/3.4", 0.8µm
HDR, panorama
1080p@30fps [Similar]
12 MP, f/2.2, 25mm (wide), Dual Pixel PDAF, Dual video call
Auto-HDR, HDR10+
4K@30/60fps, 1080p@30fps [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 HSPA, LTE-A (CA), 5G
Bluetooth 5.2, A2DP, LE 5.0, A2DP, LE 5.3, 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/6e, tri-band, Wi-Fi Direct
USB USB Type-C 3.2, USB On-The-Go USB Type-C 2.0, USB On-The-Go USB Type-C 3.2, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, GALILEO, BDS GPS, GLONASS, BDS, GALILEO
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 3.1 256 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 3.1 1 TB, 12 GB RAM or 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 128 GB, 8 GB RAM UFS 3.1 / 4.0
Expandable Storage microSDXC (uses shared SIM slot) 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 present barometer sensor not present barometer sensor 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, 59% in 30 min, 100% in 59 min (advertised)
Non-removable Li-Po Battery
Fast battery Charging 45W wired
10W wireless (Qi/PMA)
4.5W reverse wireless
Capacity 5000 mAh 5160 mAh 5000 mAh
Stand by - - -
Talk Time - - -