Xiaomi Mi Note 3 vs Xiaomi Redmi 8A Dual

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.

  • Weight

    Mi Note 3: 25 g lighter

    Mi Note 3:
    163 g
    Redmi 8A Dual:
    188 g
  • Width

    Mi Note 3: 1.4 mm narrower

    Mi Note 3:
    74 mm
    Redmi 8A Dual:
    75.4 mm
  • Screen diagonal

    Mi Note 3: 0.72 in smaller diagonal

    Mi Note 3:
    5.5 in
    Redmi 8A Dual:
    6.22 in
  • Chipset

    Mi Note 3:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Redmi 8A Dual:
    Qualcomm SDM439 Snapdragon 439 (12 nm)
  • Depth

    Mi Note 3: 1.8 mm thinner

    Mi Note 3:
    7.6 mm
    Redmi 8A Dual:
    9.4 mm
  • Height

    Mi Note 3: 3.9 mm shorter

    Mi Note 3:
    152.6 mm
    Redmi 8A Dual:
    156.5 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 Note 3

    Height:
    152.6 mm
    Width:
    74 mm
    Depth:
    7.6 mm
  2. 2. Redmi 8A Dual

    Height:
    156.5 mm +3.9 mm versus Mi Note 3
    Width:
    75.4 mm +1.4 mm versus Mi Note 3
    Depth:
    9.4 mm +1.8 mm versus Mi Note 3

Weight

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

  1. 1. Mi Note 3

    163 g

  2. 2. Redmi 8A Dual

    188 g

    +25 g versus Mi Note 3

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 Note 3

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Redmi 8A Dual

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²

Redmi 8A Dual has approximately 15.8% more rectangular screen area than Mi Note 3.

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 Note 3, Redmi 8A Dual, compared at the same storage capacity.
StorageMi Note 3Redmi 8A Dual
32 GB Not recorded 2 / 3 GB RAM Alternative RAM configurations
64 GB 6 GB RAM Not recorded
128 GB 6 GB RAM Not recorded

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 Note 3

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

2. Redmi 8A Dual

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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 Note 3

    3500 mAh

  2. 2. Redmi 8A Dual

    5000 mAh

    +1500 mAh versus Mi Note 3

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 Note 32. Redmi 8A Dual

Everyday essentials
Everyday essentials — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Dimensions (HxWxD)
  • 152.6 Х 74 Х 7.6 mm
  • 156.5 Х 75.4 Х 9.4 mm
Weight
  • 163 g
  • 188 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.22" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 6 GB RAM
  • 32GB 2GB RAM
  • 32GB 3GB RAM
Memory card support
  • No
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1 (Nougat); MIUI 10
  • Android 9.0 (Pie); MIUI 11
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 96.6 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 73.8%
  • 81.8%
PPI /points per inch/
  • 401 PPI
  • 270 PPI
Screen protection
  • Corning Gorilla Glass 4
  • Corning Gorilla Glass 5
Camera and Video

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

Camera and Video — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.8
  • 27mm (wide)
  • 4-axis OIS
  • PDAF -12 MP
  • f/2.6
  • 52mm (telephoto)
  • AF
  • 2x optical zoom
  • 13 MP
  • f/2.2
  • (wide)
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 16 MP
  • 1.0µm
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
DxOMark Main Score *
  • 90
Unknown
DxOMark Photo *
  • 94
Unknown
DxOMark Video *
  • 82
Unknown
Performance

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

Performance — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
Graphics processor GPU
  • Adreno 512
  • Adreno 505
Antutu 7 score *
  • 139785
Unknown
GeekBench 4 Single Core *
  • 1588
  • 864
GeekBench 4 Multi-Core *
  • 5629
  • 3669
GeekBench 4 RenderScript *
  • 5365
Unknown
Antutu 8 score * Unknown
  • 95326
GeekBench 5 Single Core *
  • 331
Unknown
GeekBench 5 Multi-Core *
  • 1388
Unknown
General specs
General specs — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Release date
  • 2017
  • September
  • 2020
  • February 11
Colors
  • Black
  • Blue (128/6 only)
  • Sky White
  • Sea Blue
  • Midnight Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 80 EUR
Body build
  • Front/back glass & aluminum frame
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 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)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Radio
  • No
  • FM radio
  • built-in antenna
Others
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • 400 nits typ. brightness
Other features
Other features — specifications for Mi Note 3, Redmi 8A Dual.
SpecificationMi Note 3Redmi 8A Dual
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • Infrared port - Fast battery charging (Quick Charge 3.0)
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging 18W -Power bank/Reverse charging - Splash resistant