Samsung Galaxy Note 4 Duos vs Xiaomi Redmi Note 8

Compare recorded specifications, size and practical differences.

+ Add a third phone

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    Galaxy Note 4 Duos:
    OLED
    Redmi Note 8:
    LCD
  • Weight

    Galaxy Note 4 Duos: 15 g lighter

    Galaxy Note 4 Duos:
    175 g
    Redmi Note 8:
    190 g
  • Width

    Redmi Note 8: 3.3 mm narrower

    Galaxy Note 4 Duos:
    78.6 mm
    Redmi Note 8:
    75.3 mm
  • Screen diagonal

    Galaxy Note 4 Duos: 0.6 in smaller diagonal

    Galaxy Note 4 Duos:
    5.7 in
    Redmi Note 8:
    6.3 in
  • Chipset

    Galaxy Note 4 Duos:
    Qualcomm APQ8084 Snapdragon 805 (28 nm)
    Redmi Note 8:
    Qualcomm SDM665 Snapdragon 665 (11 nm)
  • Rear camera layout

    Galaxy Note 4 Duos:
    Single
    Redmi Note 8:
    Quad

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Galaxy Note 4 Duos

    Height:
    153.5 mm
    Width:
    78.6 mm +3.3 mm versus Redmi Note 8
    Depth:
    8.5 mm
  2. 2. Redmi Note 8

    Height:
    158.3 mm +4.8 mm versus Galaxy Note 4 Duos
    Width:
    75.3 mm
    Depth:
    8.4 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Galaxy Note 4 Duos

    175 g

  2. 2. Redmi Note 8

    190 g

    +15 g versus Galaxy Note 4 Duos

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Galaxy Note 4 Duos

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²
  2. 2. Redmi Note 8

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²

Redmi Note 8 has approximately 8.8% more rectangular screen area than Galaxy Note 4 Duos.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Galaxy Note 4 Duos, Redmi Note 8, compared at the same storage capacity.
StorageGalaxy Note 4 DuosRedmi Note 8
16 GB 3 GB RAM Not recorded
32 GB Not recorded 3 GB RAM
64 GB Not recorded 4 / 6 GB RAM Alternative RAM configurations
128 GB Not recorded 4 / 6 GB RAM Alternative RAM configurations

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Galaxy Note 4 Duos

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Redmi Note 8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Galaxy Note 4 Duos

    3000 mAh

  2. 2. Redmi Note 8

    4000 mAh

    +1000 mAh versus Galaxy Note 4 Duos

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Galaxy Note 4 Duos2. Redmi Note 8

Everyday essentials
Everyday essentials — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Dimensions (HxWxD)
  • 153.5 Х 78.6 Х 8.5 mm
  • 158.3 Х 75.3 Х 8.4 mm
Weight
  • 175 g
  • 190 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 5.7" inch
  • 6.3" inch
Screen resolution
  • 1440 x 2560 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM
  • 32GB 3GB RAM
  • 64GB 4GB RAM
  • 64GB 6GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.4 (KitKat)
  • upgradable to 6.0.1 (Marshmallow)
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Qualcomm APQ8084 Snapdragon 805 (28 nm)
  • Qualcomm SDM665 Snapdragon 665 (11 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 89.6 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 74.2%
  • 81.7%
PPI /points per inch/
  • 515 PPI
  • 409 PPI
Screen protection
  • Corning Gorilla Glass 4
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Rear camera, main
  • 16 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 16 MP
  • f/2.2
  • 31mm (standard)
  • 1/2.6''
  • 1.12µm
  • OIS
  • AF
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4"
  • 1.12µm -2 MP
  • f/2.4
  • 1/5"
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
Functions
  • HDR
  • HDR
  • panorama
Video
  • 1440p@30fps
  • 1080p@30fps
Front camera, selfie
  • 3.7 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 3.7 MP
  • f/1.9
  • 22mm (wide)
  • 13 MP
  • f/2.0
  • 1.12µm
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Processor CPU
  • Quad-core 2.7 GHz Krait 450
  • Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Graphics processor GPU
  • Adreno 420
  • Adreno 610
Antutu 7 score *
  • 48500
  • 143740
GeekBench 4 Single Core *
  • 967
  • 1499
GeekBench 4 Multi-Core *
  • 2493
  • 5543
GeekBench 4 RenderScript *
  • 2774
Unknown
Antutu 8 score * Unknown
  • 173592
GeekBench 5 Single Core * Unknown
  • 309
GeekBench 5 Multi-Core * Unknown
  • 1328
General specs
General specs — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Release date
  • 2014
  • October
  • 2019
  • August
Colors
  • Frosted white
  • Charcoal Black
  • Bronze Gold
  • Blossom Pink
  • Neptune Blue
  • Moonlight White
  • Space Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 190 EUR
Battery life
  • Stand by time- Up to 381 h (3G)
Unknown
Body build Unknown
  • Front/back glass (Gorilla Glass 5)
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - Hong Kong
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE
  • HSPA 42.2/11.5 Mbps
  • LTE-A
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
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0 (MHL 3 TV-out)
  • USB Host
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • EDR
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.33 W/kg (head) 1.09 W/kg (body) SAR EU - 0.20 W/kg (head) 0.27 W/kg (body)
  • SAR - 0.26 W/kg (head) 1.00 W/kg (body) SAR EU - 0.26 W/kg (head) 1.00 W/kg (body)
Music and Audio
Music and Audio — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Radio
  • No
  • FM radio
Others
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Galaxy Note 4 Duos, Redmi Note 8.
SpecificationGalaxy Note 4 DuosRedmi Note 8
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • gesture
  • UV
  • heart rate
  • SpO2
  • Infrared port - Fast battery charging (Quick Charge 2.0) -ANT+ -S-Voice natural language commands and dictation -Air gestures - Stylus - Also known as Samsung Galaxy Note4 (Dual SIM) N9100
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 18W