Xiaomi Redmi 4a vs Xiaomi Redmi K30

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.

  • Weight

    Redmi 4a: 76.5 g lighter

    Redmi 4a:
    131.5 g
    Redmi K30:
    208 g
  • Width

    Redmi 4a: 6.2 mm narrower

    Redmi 4a:
    70.4 mm
    Redmi K30:
    76.6 mm
  • Screen diagonal

    Redmi 4a: 1.67 in smaller diagonal

    Redmi 4a:
    5 in
    Redmi K30:
    6.67 in
  • Chipset

    Redmi 4a:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
    Redmi K30:
    Qualcomm SDM730 Snapdragon 730G (8 nm)
  • Rear camera layout

    Redmi 4a:
    Single
    Redmi K30:
    Quad
  • Height

    Redmi 4a: 25.4 mm shorter

    Redmi 4a:
    139.9 mm
    Redmi K30:
    165.3 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. Redmi 4a

    Height:
    139.9 mm
    Width:
    70.4 mm
    Depth:
    8.5 mm
  2. 2. Redmi K30

    Height:
    165.3 mm +25.4 mm versus Redmi 4a
    Width:
    76.6 mm +6.2 mm versus Redmi 4a
    Depth:
    8.8 mm

Weight

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

  1. 1. Redmi 4a

    131.5 g

  2. 2. Redmi K30

    208 g

    +76.5 g versus Redmi 4a

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. Redmi K30

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Redmi K30 has approximately 55.8% more rectangular screen area than Redmi 4a.

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, Redmi K30, compared at the same storage capacity.
StorageRedmi 4aRedmi K30
16 GB 2 GB RAM Not recorded
32 GB 2 GB RAM Not recorded
64 GB Not recorded 6 GB RAM
128 GB Not recorded 6 / 8 GB RAM Alternative RAM configurations
256 GB Not recorded 8 GB 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. Redmi K30

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

    3120 mAh

  2. 2. Redmi K30

    4500 mAh

    +1380 mAh versus Redmi 4a

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. Redmi K30

Everyday essentials
Everyday essentials — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Dimensions (HxWxD)
  • 139.9 Х 70.4 Х 8.5 mm
  • 165.3 Х 76.6 Х 8.8 mm
Weight
  • 131.5 g
  • 208 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 6.67" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2400 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
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 128GB 8GB RAM
  • 256GB 8GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3120 mAh
  • Non-removable Li-Ion
  • 4500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0.1 (Marshmallow); MIUI 10
  • Android 10; MIUI 11
Chipset
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.0 cm2
  • 107.4 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 69.0%
  • 84.8%
PPI /points per inch/
  • 296 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Rear camera, main
  • 13 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 13 MP
  • AF
  • f/2.2
  • 64 MP
  • f/1.9
  • 26mm (wide)
  • 1/1.72''
  • 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
  • LED flash
  • HDR
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 20 MP
  • Dual
Specifications
  • 5 MP
  • f/2.2
  • 20 MP
  • f/2.2
  • 27mm (wide)
  • 1/3.4''
  • 0.8µm 2 MP
  • f/2.4
  • 1/5''
  • 1.75µm
  • depth sensor
Performance

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

Performance — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Graphics processor GPU
  • Adreno 308
  • Adreno 618
Antutu 7 score *
  • 43152
Unknown
GeekBench 4 Single Core *
  • 664
Unknown
GeekBench 4 Multi-Core *
  • 1740
Unknown
GeekBench 4 RenderScript *
  • 1350
Unknown
Antutu 8 score * Unknown
  • 279345
GeekBench 5 Single Core *
  • 123
  • 542
GeekBench 5 Multi-Core *
  • 396
  • 1685
General specs
General specs — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Release date
  • 2016
  • November
  • 2019
  • December
Colors
  • Gold
  • Rose Gold
  • Dark Gray
  • Blue
  • Red
  • Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 210 EUR
Body build
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
SIM card
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
  • Hybrid 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 / 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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • 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
  • GALILEO
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • HDR10 -120Hz
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Redmi 4a, Redmi K30.
SpecificationRedmi 4aRedmi K30
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (100% in 68 min)