Xiaomi Redmi 8A Dual vs Xolo A42

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.

  • Width

    A42: 11.9 mm narrower

    Redmi 8A Dual:
    75.4 mm
    A42:
    63.5 mm
  • Screen diagonal

    A42: 2.22 in smaller diagonal

    Redmi 8A Dual:
    6.22 in
    A42:
    4 in
  • Rear camera layout

    Redmi 8A Dual:
    Dual
    A42:
    Single
  • Depth

    Redmi 8A Dual: 0.8 mm thinner

    Redmi 8A Dual:
    9.4 mm
    A42:
    10.2 mm
  • Height

    A42: 32 mm shorter

    Redmi 8A Dual:
    156.5 mm
    A42:
    124.5 mm
  • Release year

    Redmi 8A Dual:
    2020
    A42:
    2014

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 8A Dual

    Height:
    156.5 mm +32 mm versus A42
    Width:
    75.4 mm +11.9 mm versus A42
    Depth:
    9.4 mm
    Weight:
    188 g
  2. 2. A42

    Height:
    124.5 mm
    Width:
    63.5 mm
    Depth:
    10.2 mm +0.8 mm versus Redmi 8A Dual
    Weight:
    Unknown

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 8A Dual

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²
  2. 2. A42

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Redmi 8A Dual has approximately 112% more rectangular screen area than A42.

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 8A Dual, A42, compared at the same storage capacity.
StorageRedmi 8A DualA42
32 GB 2 / 3 GB RAM Alternative RAM configurations Unknown
A42: Original memory entry

4 GB · 512 MB RAM

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 8A Dual

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. A42

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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 8A Dual

    5000 mAh

    +3600 mAh versus A42

  2. 2. A42

    1400 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 8A Dual2. A42

Everyday essentials
Everyday essentials — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Dimensions (HxWxD)
  • 156.5 Х 75.4 Х 9.4 mm
  • 124.5 Х 63.5 Х 10.2 mm
Weight
  • 188 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.22" inch
  • 4" inch
Screen resolution
  • 720 x 1520 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 32GB 3GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 9.0 (Pie); MIUI 11
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 96.6 cm2
  • 45.5 cm2
Screen format
  • 19:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 81.8%
  • 57.6%
PPI /points per inch/
  • 270 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Rear camera, main
  • 13 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • (wide)
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
  • 5 MP
Functions
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
  • 1.3 MP
Performance

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

Performance — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Processor CPU
  • Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
  • Dual-core 1.3 GHz
Graphics processor GPU
  • Adreno 505
Unknown
GeekBench 4 Single Core *
  • 864
Unknown
GeekBench 4 Multi-Core *
  • 3669
Unknown
Antutu 8 score *
  • 95326
Unknown
General specs
General specs — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Release date
  • 2020
  • February 11
  • 2014
  • July
Colors
  • Sky White
  • Sea Blue
  • Midnight Grey
  • Yellow
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 80 EUR
Battery life Unknown
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Body build
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
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)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE-A
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.69 W/kg (head) 0.71 W/kg (body)
Music and Audio
Music and Audio — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Radio
  • FM radio
  • built-in antenna
  • FM radio
Others
  • 400 nits typ. brightness
Unknown
Other features
Other features — specifications for Redmi 8A Dual, A42.
SpecificationRedmi 8A DualA42
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging 18W -Power bank/Reverse charging - Splash resistant
  • Sensors Accelerometer
  • proximity