Samsung Galaxy S23 Ultra vs Xiaomi Redmi K40

Samsung Galaxy S23 Ultra
Samsung Galaxy S23 Ultra
Xiaomi Redmi K40
Xiaomi Redmi K40
Samsung Galaxy S23 Ultra
Xiaomi Redmi K40
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
    GSM 850, 900, 1800, 1900; CDMA 800
  • 3G network
    HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
    HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
  • 4G network
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - USA
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42
  • 5G network
    5G band 1, 7, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA; SA/NSA/Sub6 - global version
    5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
  • HSDPA speed
    42.2 Mbps
    42.2 Mbps
  • HSUPA speed
    11.5 Mbps
    5.76 Mbps
  • LTE speed
    LTE-A (7CA)
    LTE-A, 1174 Mbps download, 210 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Class 8
  • Availability
  • Oficially announced
    2023-02
    2021-02
  • Status
    2023-02
    2021-03
  • Design
  • Build
    Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
    Glass, Metal
  • SIM
    Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    163.4 mm
    163.7 mm
  • Width
    78.1 mm
    76.4 mm
  • Thickness
    8.9 mm
    7.8 mm
  • Weight
    234 g
    196 g
  • Stylus
    Yes
    -
  • Payment
    Samsung Pay (Visa, MasterCard certified)
    -
  • Waterproof
    IP68 (1.5m and 30 mins)
    -
  • Dust proof
    IP68
    -
  • Build features
    Armor aluminum frame with tougher drop and scratch resistance
    -
  • Colors
    Black, Blue, Cream, Green, Graphite, Lavender, Lime, Red, BMW M Edition
    Aurora, Black, White
  • Display
  • Display type
    Dynamic AMOLED 2X
    Super AMOLED
  • Physical size
    6.8 inches
    6.67 inches
  • Resolution
    1440 x 3088 pixels
    1080 x 2400 pixels
  • Pixel density
    500 ppi
    395 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant, Corning Gorilla Glass Victus 2
    Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
  • Display features
    120Hz, HDR10+, 1750 nits (peak), Always-on display
    120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen
  • Hardware
  • CPU
    Octa-core
    Octa-core
  • CPU
    Single-core 3.36 GHz Cortex-X3
    Single-core 3.2 GHz Kryo 585
  • CPU(second)
    dual-core 2.8 GHz Cortex-A715
    Triple-core 2.42 GHz Kryo 585
  • CPU(third)
    Dual-core 2.8 GHz Cortex-A710
    Quad-core 1.80 GHz Kryo 585
  • CPU(fourth)
    Triple-core 2.0 GHz Cortex-A510
  • Chipset
    Qualcomm SM8550-AC Snapdragon 8 Gen 2
    Qualcomm SM8250-AC Snapdragon 870 5G
  • GPU
    Adreno 740
    Adreno 650
  • Memory RAM
    8, 12 GB
    6, 8, 12 GB
  • Internal storage
    256, 512, 1024 GB
    128, 256 GB
  • Memory card
    No
    No
  • Storage
    UFS 4.0
    UFS 3.1
  • OS
  • OS
    Android 13, One UI 5.1
    Android 11, MIUI 12
  • Main camera
  • Camera type
    Quad
    Triple
  • Main camera
    (wide) , 200 MP, f/1.7 , 85˚ , 24 mm, 1/1.3" , 0.6 µm, 100x digital zoom
    (wide) , 48 MP, f/1.8 , 26 mm, 1/2" , 0.8 µm
  • (periscope telephoto) , 10 MP, f/4.9 , 230 mm, 1/3.52" , 1.12 µm, 10x optical zoom
    (ultrawide) , 8 MP, f/2.2 , 119˚
  • (telephoto) , 10 MP, f/2.4 , 70 mm, 1/3.52" , 1.12 µm, 3x optical zoom
    (macro) , 5 MP, 50 mm, 1/5.0" , 1.12 µm
  • (ultrawide) , 12 MP, f/2.2 , 120˚ , 13 mm, 1/2.55" , 1.4 µm
  • Primary camera resolution
    -
    8000 x 6000 pixels
  • Primary camera video
    8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps, HDR10+, stereo sound rec., gyro-EIS
    4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS
  • Primary camera flash
    LED flash
    LED flash
  • Camera features
    Autofocus, continuous shooting, digital zoom, optical zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus, expert RAW, astro hyperlapse, adaptive VDIS
    Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
  • Selfie camera
  • Selfie camera type
    -
    Single
  • Selfie camera
    (wide) , 12 MP, f/2.2 , 80˚ , 26 mm
    (wide) , 20 MP, 1/3.4" , 0.8 µm
  • Selfie camera resolution
    -
    5184 x 3880 pixels
  • Selfie camera features
    Autofocus, HDR, phase detection autofocus
    Face unlock, HDR
  • Selfie camera video
    4K@30/60fps, 1080p@30fps
    1080p@30fps, 720p@120fps
  • Sound
  • 3.5mm jack
    No
    No
  • Loudspeaker
    Yes, with stereo speakers
    Yes, with stereo speakers
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    No
    No
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 6E
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    Yes
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • WiFi Tri-Band
    Yes
    -
  • USB
    Type-C 3.2
    Type-C 2.0
  • USB On-The-Go
    Yes
    Yes
  • Bluetooth
    v5.3
    v5.1
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    Yes
  • Infrared
    -
    Yes
  • NFC
    Yes
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with dual-band A-GPS
  • GLONASS
    Yes
    Yes
  • GALILEO
    Yes
    Yes
  • BDS
    Yes
    Yes
  • QZSS
    -
    Yes
  • NavIC
    -
    Yes
  • Features
  • Sensors
    Accelerometer, barometer, compass, fingerprint, gyroscope, proximity
    Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Po
  • Battery capacity
    5000 mAh
    4520 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Fast battery charging
    Yes, 45W (65% in 30 min)
    Quick Charge 3.0 (100% in 52 min)
  • Wireless reverse charging
    Yes, 4.5W
    -
  • Fast wireless charging
    Qi/PMA, 15W
    -
  • Tests and performance
  • Antutu
    1277468 (v9)
    673599 (v8)
  • Geekbench(single-core)
    1480 (v5.2)
    928 (v5.2)
  • Geekbench(multi-core)
    4584 (v5.2)
    3260 (v5.2)
  • SAR value
  • SAR(head)
    1.12 W/kg
    -
  • SAR(body)
    0.92 W/kg
    -
  • SAR EU(head)
    0.96 W/kg
    -
  • SAR EU(body)
    1.40 W/kg
    -
  • Cost
  • Price
    1115 USD
    470 USD

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Xiaomi Redmi K40 comparisons

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