Xiaomi Redmi 4a 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: 6.9 mm narrower

    Redmi 4a:
    70.4 mm
    A42:
    63.5 mm
  • Screen diagonal

    A42: 1 in smaller diagonal

    Redmi 4a:
    5 in
    A42:
    4 in
  • Depth

    Redmi 4a: 1.7 mm thinner

    Redmi 4a:
    8.5 mm
    A42:
    10.2 mm
  • Height

    A42: 15.4 mm shorter

    Redmi 4a:
    139.9 mm
    A42:
    124.5 mm
  • Release year

    Redmi 4a:
    2016
    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 4a

    Height:
    139.9 mm +15.4 mm versus A42
    Width:
    70.4 mm +6.9 mm versus A42
    Depth:
    8.5 mm
    Weight:
    131.5 g
  2. 2. A42

    Height:
    124.5 mm
    Width:
    63.5 mm
    Depth:
    10.2 mm +1.7 mm versus Redmi 4a
    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 4a

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. A42

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

Redmi 4a has approximately 51.3% 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 4a, A42, compared at the same storage capacity.
StorageRedmi 4aA42
16 GB 2 GB RAM Unknown
32 GB 2 GB RAM 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 4a

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

    3120 mAh

    +1720 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 4a2. A42

Everyday essentials
Everyday essentials — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
Dimensions (HxWxD)
  • 139.9 Х 70.4 Х 8.5 mm
  • 124.5 Х 63.5 Х 10.2 mm
Weight
  • 131.5 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3120 mAh
  • Non-removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow); MIUI 10
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.0 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 69.0%
  • 57.6%
PPI /points per inch/
  • 296 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.2
  • 5 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • 1.3 MP
Performance

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

Performance — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • Dual-core 1.3 GHz
Graphics processor GPU
  • Adreno 308
Unknown
Antutu 7 score *
  • 43152
Unknown
GeekBench 4 Single Core *
  • 664
Unknown
GeekBench 4 Multi-Core *
  • 1740
Unknown
GeekBench 4 RenderScript *
  • 1350
Unknown
GeekBench 5 Single Core *
  • 123
Unknown
GeekBench 5 Multi-Core *
  • 396
Unknown
General specs
General specs — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
Release date
  • 2016
  • November
  • 2014
  • July
Colors
  • Gold
  • Rose Gold
  • Dark Gray
  • Yellow
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 80 EUR
Battery life Unknown
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Body build
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
SIM card
  • Hybrid Dual SIM (Nano-SIM/ Micro-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)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • 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
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.1
  • 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 4a, A42.
SpecificationRedmi 4aA42
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Redmi 4a, A42.
SpecificationRedmi 4aA42
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port
  • Sensors Accelerometer
  • proximity