Xiaomi Mi A3 vs Xiaomi Redmi Note 8

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 A3:
    OLED
    Redmi Note 8:
    LCD
  • Weight

    Mi A3: 16.2 g lighter

    Mi A3:
    173.8 g
    Redmi Note 8:
    190 g
  • Width

    Mi A3: 3.4 mm narrower

    Mi A3:
    71.9 mm
    Redmi Note 8:
    75.3 mm
  • Screen diagonal

    Mi A3: 0.29 in smaller diagonal

    Mi A3:
    6.01 in
    Redmi Note 8:
    6.3 in
  • Rear camera layout

    Mi A3:
    Triple
    Redmi Note 8:
    Quad
  • Height

    Mi A3: 4.8 mm shorter

    Mi A3:
    153.5 mm
    Redmi Note 8:
    158.3 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 A3

    Height:
    153.5 mm
    Width:
    71.9 mm
    Depth:
    8.5 mm
  2. 2. Redmi Note 8

    Height:
    158.3 mm +4.8 mm versus Mi A3
    Width:
    75.3 mm +3.4 mm versus Mi A3
    Depth:
    8.4 mm

Weight

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

  1. 1. Mi A3

    173.8 g

  2. 2. Redmi Note 8

    190 g

    +16.2 g versus Mi A3

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 A3

    Screen diagonal:
    6.01 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    88.7 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 9.9% more rectangular screen area than Mi A3.

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 Mi A3, Redmi Note 8, compared at the same storage capacity.
StorageMi A3Redmi 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
Mi A3: Original memory entry

64/128 GB · 512GB 4GB

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 A3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM 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. Mi A3

    4030 mAh

    +30 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. Mi A32. Redmi Note 8

Everyday essentials
Everyday essentials — specifications for Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Dimensions (HxWxD)
  • 153.5 Х 71.9 Х 8.5 mm
  • 158.3 Х 75.3 Х 8.4 mm
Weight
  • 173.8 g
  • 190 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.01" inch
  • 6.3" inch
Screen resolution
  • 720 x 1560 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 512GB 4GB
  • 32GB 3GB RAM
  • 64GB 4GB RAM
  • 64GB 6GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4030 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); Android One
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Qualcomm SDM665 Snapdragon 665 (11 nm)
  • Qualcomm SDM665 Snapdragon 665 (11 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 88.7 cm2
  • 97.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 80.3%
  • 81.7%
PPI /points per inch/
  • 286 PPI
  • 409 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Rear camera, main
  • 48 MP
  • Triple
  • 48 MP
  • Quad
Camera specs
  • 48 MP
  • f/1.8
  • (wide)
  • 1/2''
  • 0.8µm
  • PDAF -8 MP
  • (ultrawide)
  • f/2.2
  • 1.12µm -2 MP
  • f/2.4
  • depth sensor
  • 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
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 32 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 32 MP
  • f/2.0
  • 0.8µm
  • 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 Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Processor CPU
  • Octa-core (2x2.0 GHz Kryo 260 Gold & 6x1.8 GHz Kryo 260 Silver)
  • Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Graphics processor GPU
  • Adreno 610
  • Adreno 610
Antutu 7 score *
  • 142658
  • 143740
GeekBench 4 Single Core *
  • 1501
  • 1499
GeekBench 4 Multi-Core *
  • 5662
  • 5543
Antutu 8 score *
  • 177109
  • 173592
GeekBench 5 Single Core *
  • 312
  • 309
GeekBench 5 Multi-Core *
  • 1357
  • 1328
General specs
General specs — specifications for Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Release date
  • 2019
  • July
  • 2019
  • August
Colors
  • Kind of Gray
  • Not just Blue
  • More than White
  • Neptune Blue
  • Moonlight White
  • Space Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 190 EUR
Body build
  • Back glass (Gorilla Glass 5)
  • aluminum frame
  • Front/back glass (Gorilla Glass 5)
Communication and Connectivity
Communication and Connectivity — specifications for Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
SIM card
  • Dual SIM (Nano-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 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300) - SIM 1 & SIM 2
  • 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) 450/50 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/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
  • 2.0
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 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 Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Mi A3, Redmi Note 8.
SpecificationMi A3Redmi Note 8
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 18W (Quick Charge 3)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 18W