Xiaomi Mi 8 vs Xiaomi Redmi Note 4G

Compare recorded specifications, size and practical differences.

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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

    Mi 8:
    OLED
    Redmi Note 4G:
    LCD
  • Width

    Mi 8: 1.2 mm narrower

    Mi 8:
    74.8 mm
    Redmi Note 4G:
    76 mm
  • Screen diagonal

    Redmi Note 4G: 0.71 in smaller diagonal

    Mi 8:
    6.21 in
    Redmi Note 4G:
    5.5 in
  • Chipset

    Mi 8:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    Redmi Note 4G:
    Mediatek MT6797 Helio X20 (20 nm)
  • Rear camera layout

    Mi 8:
    Dual
    Redmi Note 4G:
    Single
  • Depth

    Mi 8: 0.8 mm thinner

    Mi 8:
    7.6 mm
    Redmi Note 4G:
    8.4 mm

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. Mi 8

    Height:
    154.9 mm +3.9 mm versus Redmi Note 4G
    Width:
    74.8 mm
    Depth:
    7.6 mm
  2. 2. Redmi Note 4G

    Height:
    151 mm
    Width:
    76 mm +1.2 mm versus Mi 8
    Depth:
    8.4 mm +0.8 mm versus Mi 8

Weight

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

  1. 1. Mi 8

    175 g

  2. 2. Redmi Note 4G

    175 g

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. Mi 8

    Screen diagonal:
    6.21 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.3 cm²
  2. 2. Redmi Note 4G

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

Mi 8 has approximately 15.4% more rectangular screen area than Redmi Note 4G.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Mi 8: Original memory entry

64/128/256 GB · 6 GB RAM 128 GB · 8 GB RAM

Redmi Note 4G: Original memory entry

16 GB · 2 GB RAM - Standard edition64 GB · 3 GB RAM - High edition64 GB · 4 GB RAM - Exclusive

Practical features

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

1. Mi 8

NFC:
Yes
Headphone jack:
No
Memory card support:
No

2. Redmi Note 4G

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Mi 8

    3400 mAh

  2. 2. Redmi Note 4G

    4100 mAh

    +700 mAh versus Mi 8

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. Mi 82. Redmi Note 4G

Everyday essentials
Everyday essentials — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Dimensions (HxWxD)
  • 154.9 Х 74.8 Х 7.6 mm
  • 151 Х 76 Х 8.4 mm
Weight
  • 175 g
  • 175 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.21" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2248 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128/256 GB
  • 6 GB RAM 128 GB
  • 8 GB RAM
  • 16 GB
  • 2 GB RAM - Standard edition64 GB
  • 3 GB RAM - High edition64 GB
  • 4 GB RAM - Exclusive
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3400 mAh
  • Non-removable Li-Po
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); MIUI 10.1
  • Android 6.0 (Marshmallow); MIUI 10
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Mediatek MT6797 Helio X20 (20 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.1 cm2
  • 83.4 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 83.8%
  • 72.7%
PPI /points per inch/
  • 402 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video

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

Camera and Video — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • dual pixel PDAF -12 MP
  • f/2.4
  • 56mm (telephoto)
  • 1/3.4''
  • 1.0µm
  • AF
  • 2x optical zoom
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 20 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 20 MP
  • f/2.0
  • 0.9μm
  • 5 MP
  • f/2.0
DxOMark Main Score *
  • 99
Unknown
DxOMark Photo *
  • 105
Unknown
DxOMark Video *
  • 88
Unknown
Performance

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

Performance — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Processor CPU
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
  • Deca-core 2.1 GHz
Graphics processor GPU
  • Adreno 630
  • Mali-T880 MP4
Antutu 7 score *
  • 297023
  • 21789
GeekBench 4 Single Core *
  • 2280
Unknown
GeekBench 4 Multi-Core *
  • 8242
Unknown
GeekBench 4 RenderScript *
  • 13089
Unknown
Antutu 8 score *
  • 353884
Unknown
GeekBench 4 Battery *
  • 3965
Unknown
GeekBench 5 Single Core *
  • 447
Unknown
GeekBench 5 Multi-Core *
  • 1898
Unknown
General specs
General specs — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Release date
  • 2018
  • May
  • 2016
  • August
Colors
  • Black
  • Blue
  • White
  • Gold
  • Silver
  • Gray
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 380 EUR
  • 170 EUR
Body build
  • Front/back glass (Gorilla Glass 5)
  • aluminum frame (7000 series)
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (4CA) Cat16 1024/150 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Radio
  • No
  • FM radio
Others
  • HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Mi 8, Redmi Note 4G.
SpecificationMi 8Redmi Note 4G
Dop
  • Sensors Infrared face recognition
  • fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • barometer
  • compass - Fast battery charging (Quick Charge 4.0+)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For China