Xiaomi Poco X4 Pro 5G vs Samsung Galaxy S21 Ultra 5G Comparison and Differences

Smartphone 1

Xiaomi Poco X4 Pro 5G

Xiaomi Poco X4 Pro 5G

Smartphone 2

Samsung Galaxy S21 Ultra 5G

Samsung Galaxy S21 Ultra 5G

Smartphone 3

Xiaomi Poco X4 Pro 5G or Samsung Galaxy S21 Ultra 5G Specs Comparison

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Common specs

Brand and model Xiaomi Poco X4 Pro 5G Samsung Galaxy S21 Ultra 5G
Rating (+0) (+0)
Release date 2022, February 28 2021, January 14
Dimensions (HxWxD) 164.2 x 76.1 x 8.1 mm | 6.46 x 6.46 x 3 in 165.1 x 75.6 x 8.9 mm | 6.5 x 6.5 x 2.98 in
Weight 205 g | 7.23 oz 227 g | 8.01 oz
Body Build Glass front (Gorilla Glass 5), glass back, plastic frame Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
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Colors Laser Black, Laser Blue, Poco Yellow Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown
Battery 5000 mAh, Li-Po, non-removable 5000 mAh, Li-Ion, non-removable
Approximate price 269 EUR $ 960
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Screen

Technology AMOLED Dynamic AMOLED 2X
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.67" in 6.8" in
Screen area 107.4 cm2 112.1 cm2
Screen format 20:9 (height:width) 20:9 (height:width)
Screen to body ratio 86.0% 89.8%
Screen resolution 1080 x 2400 px 1440 x 3200 px
Screen PPI /points per inch/ 395 PPI 515 PPI
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass Victus
Other specs - 120Hz
-700 nits
-1200 nits (peak)
- Always-on display
-120Hz
-HDR10+
-1500 nits (peak)
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Camera and Video

Rear camera, main 108 MP, Triple 108 MP, Quad
Camera specs -108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, PDAF - Global
-64 MP, f/1.8, 26mm (wide), 0.7µm, PDAF - India
-8 MP, f/2.2, 118˚ (ultrawide), 1/4", 1.12µm
-2 MP, f/2.4, (macro)
-108 MP, f/1.8, 24mm (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
Functions LED flash, HDR, panorama LED flash, auto-HDR, panorama
Video 1080p@30fps 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
DxOMark Main Score 121
DxOMark Photo 128
DxOMark Video 98
Front camera, selfie 20 MP, Single 40 MP, Single
Specifications 16 MP, f/2.5, (wide), 1/3.06" 1.0µm 40 MP, f/2.2, 26mm (wide), 1/2.8'', 0.7µm, PDAF
Functions HDR, panorama Dual video call, Auto-HDR
Video 1080p@30fps 4K@30/60fps, 1080p@30fps
DxOMark Selfie Score 101
DxOMark Photo 104
DxOMark Video 95

Performance

Operating system - OS Android 11, MIUI 13 for POCO Android 11, One UI 3.1
Chipset - Qualcomm SM6375 Snapdragon 695 5G (6 nm) - Exynos 2100 (5 nm)
- Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China
CPU - Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver) - 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
GPU Adreno 619 Mali-G78 MP14 - International
Adreno 660 - USA/China
External memory microSDXC (uses shared SIM slot) No
Internal memory 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM 128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM

Benchmark

Antutu 10 Total 416068 744835
Antutu 10 CPU 134875 199654
Antutu 10 GPU 80499 229735
Antutu 10 Mem 91331 150252
Antutu 10 UX 134875 199654
Antutu 9 Total 395435
Antutu 8 Total 638987
GeekBench 5 Single Core 661 960
GeekBench 5 Multi-Core 1873 3177

Communication and Connectivity

SIM card Hybrid Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Network GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
-3G - HSDPA 800 / 850 / 900 / 1900 / 2100
-4G - LTE
-5G - SA/NSA
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) 
CDMA 800 / 1900 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO
-4G - LTE
-5G - SA/NSA/Sub6/mmWave
Speed HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
GPRS Yes Yes
Edge Yes Yes
Wi-Fi 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, dual-band, Wi-Fi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC Yes (market/region dependent) Yes
USB USB Type-C 2.0, USB On-The-Go USB Type-C 3.2, USB On-The-Go
Bluetooth 5.1, A2DP, LE 5.2, A2DP, LE
Harmful irradiation SAR - 0.77 W/kg (head) 1.02 W/kg (body)
SAR EU - 0.77 W/kg (head) 1.02 W/kg (body)

Music and Audio

Radio FM radio FM radio (Snapdragon only)
Headphone jack Yes No
Others - 24-bit/192kHz audio - 32-bit/384kHz audio
-Tuned by AKG

Other features

Sensors - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass , Infrared port - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other extras
- Fast charging 67W, 70% in 22 min, 100% in 41 min
-Power Delivery 3.0
-Quick Charge 3+
- IP53, dust and splash protection

- Samsung DeX, Samsung Wireless DeX (desktop experience support)
-ANT+
-Bixby natural language commands and dictation
- Fast charging 25W
-USB Power Delivery 3.0
-Fast Qi/PMA wireless charging 15W
-Reverse wireless charging 4.5W
- Samsung Pay (Visa, MasterCard certified)
-Ultra Wideband (UWB) support
-IP68 dust/water resistant (up to 1.5m for 30 mins)
-Stylus support
Versions
- Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China)

Reviews and Opinions on Xiaomi Poco X4 Pro 5G and Samsung Galaxy S21 Ultra 5G

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