LG K40 vs Xiaomi Redmi Note 4

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

    K40: 15 g lighter

    K40:
    150 g
    Redmi Note 4:
    165 g
  • Width

    K40: 4.1 mm narrower

    K40:
    71.9 mm
    Redmi Note 4:
    76 mm
  • Screen diagonal

    Redmi Note 4: 0.2 in smaller diagonal

    K40:
    5.7 in
    Redmi Note 4:
    5.5 in
  • Chipset

    K40:
    Mediatek MT6762 Helio P22 (12 nm)
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Height

    Redmi Note 4: 2 mm shorter

    K40:
    153 mm
    Redmi Note 4:
    151 mm
  • Release year

    K40:
    2019
    Redmi Note 4:
    2017

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. K40

    Height:
    153 mm +2 mm versus Redmi Note 4
    Width:
    71.9 mm
    Depth:
    8.3 mm
  2. 2. Redmi Note 4

    Height:
    151 mm
    Width:
    76 mm +4.1 mm versus K40
    Depth:
    8.5 mm

Weight

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

  1. 1. K40

    150 g

  2. 2. Redmi Note 4

    165 g

    +15 g versus K40

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. K40

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. Redmi Note 4

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

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

K40: Original memory entry

32 GB · 2/3 GB RAM

Redmi Note 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM; 64 GB · 3 GB RAM (China only)

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. K40

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (dedicated slot)

2. Redmi Note 4

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. K40

    3000 mAh

  2. 2. Redmi Note 4

    4100 mAh

    +1100 mAh versus K40

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. K402. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Dimensions (HxWxD)
  • 153 Х 71.9 Х 8.3 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 150 g
  • 165 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2/3 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 83.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.2%
  • 72.7%
PPI /points per inch/
  • 282 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Rear camera, main
  • 16 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • PDAF
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 506
Antutu 7 score *
  • 75203
  • 76000
GeekBench 4 Single Core * Unknown
  • 1475
GeekBench 4 Multi-Core * Unknown
  • 4010
GeekBench 4 RenderScript * Unknown
  • 3151
Antutu 8 score * Unknown
  • 102376
GeekBench 5 Single Core * Unknown
  • 171
GeekBench 5 Multi-Core * Unknown
  • 917
General specs
General specs — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Release date
  • 2019
  • February
  • 2017
  • January
Colors
  • Black
  • Platinum
  • Blue
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Body build
  • Front glass
  • plastic body
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 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)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Radio
  • FM radio
  • FM radio
Others
  • DTS: X Surround Sound -Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for K40, Redmi Note 4.
SpecificationK40Redmi Note 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant - Also known as LG K12+
  • LG K12 Plus
  • LG X4 (2019)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.