LG K40 vs Oppo Realme 6

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: 41 g lighter

    K40:
    150 g
    Realme 6:
    191 g
  • Width

    K40: 2.9 mm narrower

    K40:
    71.9 mm
    Realme 6:
    74.8 mm
  • Screen diagonal

    K40: 0.8 in smaller diagonal

    K40:
    5.7 in
    Realme 6:
    6.5 in
  • Chipset

    K40:
    Mediatek MT6762 Helio P22 (12 nm)
    Realme 6:
    Mediatek MT6785 Helio G90T (12 nm)
  • Rear camera layout

    K40:
    Single
    Realme 6:
    Quad
  • Depth

    K40: 0.6 mm thinner

    K40:
    8.3 mm
    Realme 6:
    8.9 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. K40

    Height:
    153 mm
    Width:
    71.9 mm
    Depth:
    8.3 mm
  2. 2. Realme 6

    Height:
    162.1 mm +9.1 mm versus K40
    Width:
    74.8 mm +2.9 mm versus K40
    Depth:
    8.9 mm +0.6 mm versus K40

Weight

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

  1. 1. K40

    150 g

  2. 2. Realme 6

    191 g

    +41 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. Realme 6

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

Realme 6 has approximately 21.7% more rectangular screen area than K40.

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 K40, Realme 6, compared at the same storage capacity.
StorageK40Realme 6
64 GB Unknown 4 GB RAM
128 GB Unknown 6 / 8 GB RAM Alternative RAM configurations
K40: Original memory entry

32 GB · 2/3 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. K40

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

2. Realme 6

NFC:
See details Yes (market/region dependent)
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated 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. Realme 6

    4300 mAh

    +1300 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. Realme 6

Everyday essentials
Everyday essentials — specifications for K40, Realme 6.
SpecificationK40Realme 6
Dimensions (HxWxD)
  • 153 Х 71.9 Х 8.3 mm
  • 162.1 Х 74.8 Х 8.9 mm
Weight
  • 150 g
  • 191 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 6.5" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 2400 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
  • 64GB 4GB RAM
  • 128GB 6GB RAM
  • 128GB 8GB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 4300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • Android 10.0; Realme UI
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Mediatek MT6785 Helio G90T (12 nm)
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K40, Realme 6.
SpecificationK40Realme 6
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 102.0 cm2
Screen format
  • 18:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 76.2%
  • 84.1%
PPI /points per inch/
  • 282 PPI
  • 405 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for K40, Realme 6.
SpecificationK40Realme 6
Rear camera, main
  • 16 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 16 MP
  • f/2.0
  • PDAF
  • 64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.3
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 22mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP B/W
  • (depth)
Functions
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for K40, Realme 6.
SpecificationK40Realme 6
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Graphics processor GPU
  • PowerVR GE8320
  • Mali-G76 MC4
Antutu 7 score *
  • 75203
Unknown
Antutu 8 score * Unknown
  • 280904
General specs
General specs — specifications for K40, Realme 6.
SpecificationK40Realme 6
Release date
  • 2019
  • February
  • 2020
  • March 5
Colors
  • Black
  • Platinum
  • Blue
  • Comet Blue
  • Comet White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 160 EUR
Body build
  • Front glass
  • plastic body
  • Glass front (Gorilla Glass 3)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for K40, Realme 6.
SpecificationK40Realme 6
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual 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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/75 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/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 1.14 W/kg (head) 0.59 W/kg (body) SAR EU - 0.71 W/kg (head) 0.57 W/kg (body)
Music and Audio
Music and Audio — specifications for K40, Realme 6.
SpecificationK40Realme 6
Radio
  • FM radio
  • FM radio
Others
  • DTS: X Surround Sound -Active noise cancellation with dedicated mic
  • 480 nits typ. brightness -90Hz refresh rate
Other features
Other features — specifications for K40, Realme 6.
SpecificationK40Realme 6
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant - Also known as LG K12+
  • LG K12 Plus
  • LG X4 (2019)
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 30W: 100% in 55 min - Splash resistant