Xiaomi Redmi Note 4 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.

  • Weight

    Redmi Note 4: 25 g lighter

    Redmi Note 4:
    165 g
    Redmi Note 8:
    190 g
  • Screen diagonal

    Redmi Note 4: 0.8 in smaller diagonal

    Redmi Note 4:
    5.5 in
    Redmi Note 8:
    6.3 in
  • Chipset

    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
    Redmi Note 8:
    Qualcomm SDM665 Snapdragon 665 (11 nm)
  • Rear camera layout

    Redmi Note 4:
    Single
    Redmi Note 8:
    Quad
  • Height

    Redmi Note 4: 7.3 mm shorter

    Redmi Note 4:
    151 mm
    Redmi Note 8:
    158.3 mm
  • Release year

    Redmi Note 4:
    2017
    Redmi Note 8:
    2019

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. Redmi Note 4

    Height:
    151 mm
    Width:
    76 mm
    Depth:
    8.5 mm
  2. 2. Redmi Note 8

    Height:
    158.3 mm +7.3 mm versus Redmi Note 4
    Width:
    75.3 mm
    Depth:
    8.4 mm

Weight

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

  1. 1. Redmi Note 4

    165 g

  2. 2. Redmi Note 8

    190 g

    +25 g versus Redmi Note 4

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. Redmi Note 4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 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 16.8% more rectangular screen area than Redmi Note 4.

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 Redmi Note 4, Redmi Note 8, compared at the same storage capacity.
StorageRedmi Note 4Redmi Note 8
32 GB Unknown 3 GB RAM
64 GB Unknown 4 / 6 GB RAM Alternative RAM configurations
128 GB Unknown 4 / 6 GB RAM Alternative RAM configurations
Redmi Note 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM; 64 GB · 3 GB RAM (China only)

Practical features

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

1. Redmi Note 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Redmi Note 4

    4100 mAh

    +100 mAh versus Redmi Note 8

  2. 2. Redmi Note 8

    4000 mAh

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. Redmi Note 42. Redmi Note 8

Everyday essentials
Everyday essentials — specifications for Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Dimensions (HxWxD)
  • 151 Х 76 Х 8.5 mm
  • 158.3 Х 75.3 Х 8.4 mm
Weight
  • 165 g
  • 190 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.3" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
  • 32GB 3GB RAM
  • 64GB 4GB RAM
  • 64GB 6GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4100 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Qualcomm SDM665 Snapdragon 665 (11 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 72.7%
  • 81.7%
PPI /points per inch/
  • 401 PPI
  • 409 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Rear camera, main
  • 13 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
  • 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
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • 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 Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Graphics processor GPU
  • Adreno 506
  • Adreno 610
Antutu 7 score *
  • 76000
  • 143740
GeekBench 4 Single Core *
  • 1475
  • 1499
GeekBench 4 Multi-Core *
  • 4010
  • 5543
GeekBench 4 RenderScript *
  • 3151
Unknown
Antutu 8 score *
  • 102376
  • 173592
GeekBench 5 Single Core *
  • 171
  • 309
GeekBench 5 Multi-Core *
  • 917
  • 1328
General specs
General specs — specifications for Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Release date
  • 2017
  • January
  • 2019
  • August
Colors
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
  • Neptune Blue
  • Moonlight White
  • Space Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 190 EUR
Body build
  • Front glass
  • aluminum body
  • Front/back glass (Gorilla Glass 5)
Communication and Connectivity
Communication and Connectivity — specifications for Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
SIM card
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 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 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • 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
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • 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 Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Redmi Note 4, Redmi Note 8.
SpecificationRedmi Note 4Redmi Note 8
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 18W