Xiaomi Poco X2 vs Xiaomi Redmi 4a

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

    Redmi 4a: 76.5 g lighter

    Poco X2:
    208 g
    Redmi 4a:
    131.5 g
  • Width

    Redmi 4a: 6.2 mm narrower

    Poco X2:
    76.6 mm
    Redmi 4a:
    70.4 mm
  • Screen diagonal

    Redmi 4a: 1.67 in smaller diagonal

    Poco X2:
    6.67 in
    Redmi 4a:
    5 in
  • Chipset

    Poco X2:
    Qualcomm SDM730 Snapdragon 730G (8 nm)
    Redmi 4a:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Rear camera layout

    Poco X2:
    Quad
    Redmi 4a:
    Single
  • Height

    Redmi 4a: 25.4 mm shorter

    Poco X2:
    165.3 mm
    Redmi 4a:
    139.9 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. Poco X2

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

    Height:
    139.9 mm
    Width:
    70.4 mm
    Depth:
    8.5 mm

Weight

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

  1. 1. Poco X2

    208 g

    +76.5 g versus Redmi 4a

  2. 2. Redmi 4a

    131.5 g

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. Poco X2

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²
  2. 2. Redmi 4a

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

Poco X2 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 Poco X2, Redmi 4a, compared at the same storage capacity.
StoragePoco X2Redmi 4a
16 GB Not recorded 2 GB RAM
32 GB Not recorded 2 GB RAM
64 GB 6 GB RAM Not recorded
128 GB 6 GB RAM Not recorded
256 GB 8 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. Poco X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (uses shared SIM slot)

2. Redmi 4a

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Poco X2

    4500 mAh

    +1380 mAh versus Redmi 4a

  2. 2. Redmi 4a

    3120 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. Poco X22. Redmi 4a

Everyday essentials
Everyday essentials — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Dimensions (HxWxD)
  • 165.3 Х 76.6 Х 8.8 mm
  • 139.9 Х 70.4 Х 8.5 mm
Weight
  • 208 g
  • 131.5 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.67" inch
  • 5" inch
Screen resolution
  • 1080 x 2400 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 256GB 8GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • microSDXC (uses shared SIM slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4500 mAh
  • Non-removable Li-Po
  • 3120 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 10.0; MIUI 11
  • Android 6.0.1 (Marshmallow); MIUI 10
Chipset
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 107.4 cm2
  • 68.0 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.8%
  • 69.0%
PPI /points per inch/
  • 395 PPI
  • 296 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Rear camera, main
  • 64 MP
  • Quad
  • 13 MP
  • Single
Camera specs
  • 64 MP
  • f/1.9
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5.0''
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
  • 13 MP
  • AF
  • f/2.2
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 20 MP
  • Dual
  • 5 MP
  • Single
Specifications
  • 20 MP
  • f/2.2
  • 27mm (wide)
  • 1/3.4''
  • 0.8µm 2 MP
  • f/2.4
  • 1/5''
  • 1.75µm
  • depth sensor
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 618
  • Adreno 308
Antutu 7 score * Unknown
  • 43152
GeekBench 4 Single Core * Unknown
  • 664
GeekBench 4 Multi-Core * Unknown
  • 1740
GeekBench 4 RenderScript * Unknown
  • 1350
Antutu 8 score *
  • 279215
Unknown
GeekBench 5 Single Core *
  • 489
  • 123
GeekBench 5 Multi-Core *
  • 1576
  • 396
General specs
General specs — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Release date
  • 2020
  • February
  • 2016
  • November
Colors
  • Atlantis Blue
  • Matrix Purple
  • Phoenix Red
  • Gold
  • Rose Gold
  • Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 110 EUR
Body build
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 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)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA
  • LTE
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 b/g/n
  • 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
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.08 W/kg (head) 0.62 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Radio
  • FM radio
  • recording
  • FM radio
Others
  • HDR10 -120Hz refresh rate -500 nits typ. brightness
  • 24-bit/192kHz audio
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Poco X2, Redmi 4a.
SpecificationPoco X2Redmi 4a
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (100% in 68 min) - Splash resistant - Also known as Xiaomi POCO X2 Special Edition
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port