OnePlus 6 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.

  • Display technology

    OLED versus LCD

    6:
    OLED
    Redmi 4a:
    LCD
  • Weight

    Redmi 4a: 45.5 g lighter

    6:
    177 g
    Redmi 4a:
    131.5 g
  • Width

    Redmi 4a: 5 mm narrower

    6:
    75.4 mm
    Redmi 4a:
    70.4 mm
  • Screen diagonal

    Redmi 4a: 1.28 in smaller diagonal

    6:
    6.28 in
    Redmi 4a:
    5 in
  • Chipset

    6:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    Redmi 4a:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Rear camera layout

    6:
    Dual
    Redmi 4a:
    Single

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. 6

    Height:
    155.7 mm +15.8 mm versus Redmi 4a
    Width:
    75.4 mm +5 mm versus Redmi 4a
    Depth:
    7.8 mm
  2. 2. Redmi 4a

    Height:
    139.9 mm
    Width:
    70.4 mm
    Depth:
    8.5 mm +0.7 mm versus 6

Weight

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

  1. 1. 6

    177 g

    +45.5 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. 6

    Screen diagonal:
    6.28 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    98.4 cm²
  2. 2. Redmi 4a

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

6 has approximately 42.8% 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 6, Redmi 4a, compared at the same storage capacity.
Storage6Redmi 4a
16 GB Unknown 2 GB RAM
32 GB Unknown 2 GB RAM
6: Original memory entry

128/256 GB · 8 GB RAM 64 GB · 6 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. 6

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

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. 6

    3300 mAh

    +180 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. 62. Redmi 4a

Everyday essentials
Everyday essentials — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Dimensions (HxWxD)
  • 155.7 Х 75.4 Х 7.8 mm
  • 139.9 Х 70.4 Х 8.5 mm
Weight
  • 177 g
  • 131.5 g
Technology
  • Optic AMOLED
  • IPS LCD
Screen size
  • 6.28" inch
  • 5" inch
Screen resolution
  • 1080 x 2280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128/256 GB
  • 8 GB RAM 64 GB
  • 6 GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Po
  • 3120 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); OxygenOS 9.0.2
  • Android 6.0.1 (Marshmallow); MIUI 10
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 98.4 cm2
  • 68.0 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 83.8%
  • 69.0%
PPI /points per inch/
  • 402 PPI
  • 296 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video

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

Camera and Video — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Rear camera, main
  • 16 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/1.7
  • 25mm (wide)
  • 1/2.6''
  • 1.22µm
  • OIS
  • PDAF -20 MP (16 MP effective)
  • 1/2.8''
  • 1.0µm
  • PDAF
  • 13 MP
  • AF
  • f/2.2
Functions
  • Auto-HDR
  • gyro-EIS
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3.1''
  • 1.0µm
  • 5 MP
  • f/2.2
DxOMark Main Score *
  • 96
Unknown
DxOMark Photo *
  • 100
Unknown
DxOMark Video *
  • 87
Unknown
Performance

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

Performance — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Processor CPU
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 630
  • Adreno 308
Antutu 7 score *
  • 297021
  • 43152
GeekBench 4 Single Core *
  • 2390
  • 664
GeekBench 4 Multi-Core *
  • 8846
  • 1740
GeekBench 4 RenderScript *
  • 13505
  • 1350
Antutu 8 score *
  • 357294
Unknown
GeekBench 4 Battery *
  • 3565
Unknown
GeekBench 5 Single Core *
  • 501
  • 123
GeekBench 5 Multi-Core *
  • 2216
  • 396
General specs
General specs — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Release date
  • 2018
  • May
  • 2016
  • November
Colors
  • Midnight Black
  • Mirror Black
  • Silk White
  • Amber Red
  • Gold
  • Rose Gold
  • Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 520 EUR
  • 110 EUR
Body build
  • Front/back glass
  • aluminum frame
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for 6, Redmi 4a.
Specification6Redmi 4a
SIM card
  • 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 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100)
  • 71(600) - Europe
  • North America LTE band 1(2100)
  • 66(1700/2100) - India
  • Asia
  • China
  • 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 (4CA) Cat16 1024/150 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Radio
  • No
  • FM radio
Others
  • DCI-P3
  • Active noise cancellation with dedicated mic -Dirac HD sound
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for 6, Redmi 4a.
Specification6Redmi 4a
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V 4A 20W (Dash Charge) - Splash resistant - For Europe
  • Asia
  • North America
  • China
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port