Samsung Galaxy S21 Ultra 5G vs Xiaomi Mi Mix 4

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          General Info

          Manufacturer
          Samsung Xiaomi
          Announced
          2021, January 14 2021, August 10
          Status
          Coming soon. Exp. release 2021, January 29 Coming soon. Exp. release 2021, August
          Price
          Rs. 105,999 ($0.00) [Similarly Priced] -
          Colors
          Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown Ceramic Black, Ceramic White, Shadow Gray
          Form Factor
          Candybar Candybar
          Dimension
          165.1 x 75.6 x 8.9 mm
          (6.5 x 2.98 x 0.35 in)
          162.6 x 75.4 x 8 mm
          (6.4 x 2.97 x 0.31 in)
          Weight
          227 g (8.01 oz) 225 g (7.94 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)
          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
          3G Network
          HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
          4G Network
          LTE LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
          5G Network
          SA/NSA/Sub6/mmWave 1, 3, 5, 8, 28, 41, 77, 78, 79 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)
          IP53, dust and splash protection

          Hardware and OS

          OS
          Android 11 Android 11
          User Interface
          One UI 3.0 MIUI 12.5
          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 [Similar] Octa-core (1x2.99 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680), Qualcomm SM8350 Snapdragon 888 Plus 5G (5 nm) [Similar]
          GPU
          Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea [Similar] Adreno 660 [Similar]
          RAM
          16 GB [Browse Similar] 12 GB [Browse Similar]
          Internal Memory
          512 GB 512 GB
          External Memory
          microSDXC (uses shared SIM slot) No

          Display

          Type
          QHD+ Dynamic AMOLED 2X Display
          120Hz Refresh Rate
          HDR10+
          1500 nits (peak)
          Corning Gorilla Glass Victus
          Always-on display
          FHD+ AMOLED Screen True-tone
          120Hz Refresh Rate
          HDR10+
          Dolby Vision, Wide color gamut
          800 nits (HBM)
          Corning Gorilla Glass Victus
          Colors
          16M Colour 1B colors
          Size
          6.8 inches [Similar] 6.67 inches [Similar]
          Resolution
          1440 x 3200 pixels (516 ppi) 1080 x 2400 pixels (395 ppi)
          Screen-to-Body Ratio
          89.46% 87.42%
          Multi-Touch
          yes multi touch yes multi touch

          Camera

          Rear Camera
          108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP [Similar] 108 MP + 8 MP + 13 MP [Similar]
          Flash
          LED flash Dual-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
          108 MP, f/1.9, 24mm (wide), 1/1.33", 0.8µm, Dual Pixel PDAF, Laser AF, OIS
          8 MP, f/4.1, 120mm (periscope telephoto), PDAF, OIS, 5x optical zoom 13 MP, f/2.4, 123˚ (ultrawide), 1/3.06", 1.12µm
          HDR, Panorama
          Video
          8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS 8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10+
          Front Camera
          40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF
          Dual video call, Auto-HDR
          4K@30/60fps, 1080p@30fps [Similar]
          Under-display 20 MP, 27mm (wide), 1/3.4", 0.8µm
          1080p@30fps [Similar]

          Multimedia

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

          Connectivity and Data Rate

          GPRS
          Yes Yes
          Edge
          Yes Yes
          3G
          HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A, 5G
          Bluetooth
          5.2, A2DP, LE 5.2, A2DP, LE, aptX HD
          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/6e, dual-band, Wi-Fi Direct, hotspot
          USB
          USB Type-C 3.2, USB On-The-Go USB Type-C 2.0
          GPS
          Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC
          Browser
          Yes Yes

          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 or 128 GB, 8 GB RAM UFS 3.1
          Expandable Storage
          microSDXC (uses shared SIM slot) No
          USB OTG
          Supported Supported

          Sensors

          Fingerprint
          fingerprint supported fingerprint supported
          Proximity Sensor
          proximity sensor present proximity sensor present
          Accelerometer Sensor
          accelerometer sensor present accelerometer sensor present
          Magnetic-field Sensor (Compass)
          magnetic field sensor present magnetic field sensor present
          Gyroscope Sensor
          gyroscope sensor present gyroscope sensor present
          Barometer Sensor
          barometer sensor present barometer sensor not present
          NFC
          NFC supported NFC supported

          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 charging 120W, 100% in 15 min (advertised)
          Fast wireless charging 50W, 100% in 28 min (advertised)
          Quick Charge 4, Power Delivery 3.0
          Capacity
          5000 mAh 4500 mAh
          Stand by
          - -
          Talk Time
          - -

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