LG K40 vs Oppo A83

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

    A83: 7 g lighter

    K40:
    150 g
    A83:
    143 g
  • Width

    K40: 1.2 mm narrower

    K40:
    71.9 mm
    A83:
    73.1 mm
  • Chipset

    K40:
    Mediatek MT6762 Helio P22 (12 nm)
    A83:
    Mediatek MT6763T Helio P23 (16 nm)
  • Depth

    A83: 0.6 mm thinner

    K40:
    8.3 mm
    A83:
    7.7 mm
  • Height

    A83: 2.5 mm shorter

    K40:
    153 mm
    A83:
    150.5 mm
  • Release year

    K40:
    2019
    A83:
    2018

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 +2.5 mm versus A83
    Width:
    71.9 mm
    Depth:
    8.3 mm +0.6 mm versus A83
  2. 2. A83

    Height:
    150.5 mm
    Width:
    73.1 mm +1.2 mm versus K40
    Depth:
    7.7 mm

Weight

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

  1. 1. K40

    150 g

    +7 g versus A83

  2. 2. A83

    143 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. K40

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. A83

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 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

A83: Original memory entry

64/32 GB · 4 GB RAM 32 GB · 3 GB RAM 16 GB · 2 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. A83

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (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. A83

    3180 mAh

    +180 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. A83

Everyday essentials
Everyday essentials — specifications for K40, A83.
SpecificationK40A83
Dimensions (HxWxD)
  • 153 Х 71.9 Х 8.3 mm
  • 150.5 Х 73.1 Х 7.7 mm
Weight
  • 150 g
  • 143 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 5.7" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1440 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
  • 64/32 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 3180 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 7.1 (Nougat); ColorOS 3.2
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Mediatek MT6763T Helio P23 (16 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K40, A83.
SpecificationK40A83
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 83.8 cm2
Screen format
  • 18:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 76.2%
  • 76.2%
PPI /points per inch/
  • 282 PPI
  • 282 PPI
Camera and Video
Camera and Video — specifications for K40, A83.
SpecificationK40A83
Rear camera, main
  • 16 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • PDAF
  • 13 MP
  • AF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 8 MP
  • f/2.2
Performance

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

Performance — specifications for K40, A83.
SpecificationK40A83
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core 2.5 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8320
  • Mali-G71 MP2
Antutu 7 score *
  • 75203
  • 80225
GeekBench 4 Single Core * Unknown
  • 863
GeekBench 4 Multi-Core * Unknown
  • 3612
General specs
General specs — specifications for K40, A83.
SpecificationK40A83
Release date
  • 2019
  • February
  • 2018
  • January
Colors
  • Black
  • Platinum
  • Blue
  • Gold
  • Black
  • Red
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 EUR
Body build
  • Front glass
  • plastic body
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for K40, A83.
SpecificationK40A83
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 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 - India
  • Thailand
  • Pakistan HSDPA 850 / 900 / 1900 / 2100 - China -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500) - India
  • Thailand LTE band 1(2100)
  • 7(2600)
  • 34(2000)
  • 39(1900)
  • 41(2500) - China (A83t) LTE band 1(2100)
  • 41(2500) - Pakistan
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
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K40, A83.
SpecificationK40A83
Radio
  • FM radio
  • No
Others
  • DTS: X Surround Sound -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for K40, A83.
SpecificationK40A83
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant - Also known as LG K12+
  • LG K12 Plus
  • LG X4 (2019)
  • Sensors Accelerometer
  • proximity
  • compass