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LG K40 vs Plum Sync 4.0

Compare recorded specifications, size and practical differences.

LG K40

LG K40

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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.

  • WeightSync 4.0: 53 g lighterSync 4.0: 97 g · K40: 150 g
  • WidthSync 4.0: 8.3 mm narrowerSync 4.0: 63.6 mm · K40: 71.9 mm
  • Screen diagonalSync 4.0: 1.7 in smaller diagonalSync 4.0: 4 in · K40: 5.7 in
  • ChipsetMediatek MT6762 Helio P22 (12 nm) / Mediatek MT6572M (28 nm)K40: Mediatek MT6762 Helio P22 (12 nm) · Sync 4.0: Mediatek MT6572M (28 nm)
  • DepthK40: 1.5 mm thinnerK40: 8.3 mm · Sync 4.0: 9.8 mm
  • HeightSync 4.0: 32.6 mm shorterSync 4.0: 120.4 mm · K40: 153 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.

Front
K40: 153 × 71.9 mm 1 Sync 4.0: 120.4 × 63.6 mm 2
Side
K40: 153 × 8.3 mm 1 Sync 4.0: 120.4 × 9.8 mm 2
  1. 1. K40
    Height
    153 mm+32.6 mm versus Sync 4.0
    Width
    71.9 mm+8.3 mm versus Sync 4.0
    Depth
    8.3 mm
    Weight
    150 g
  2. 2. Sync 4.0
    Height
    120.4 mm
    Width
    63.6 mm
    Depth
    9.8 mm+1.5 mm versus K40
    Weight
    97 g
Weight

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

  1. 1. K40150 g

    +53 g versus Sync 4.0

  2. 2. Sync 4.097 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.

Screen size
K40: 5.7 in, 18:9, About 83.8 cm² rectangular area 1 Sync 4.0: 4 in, 16:9, About 44.1 cm² rectangular area 2
  1. 1. K40 5.7 in · 18:9 About 83.8 cm² rectangular area
  2. 2. Sync 4.0 4 in · 16:9 About 44.1 cm² rectangular area

K40 has approximately 90.1% more rectangular screen area than Sync 4.0.

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

Sync 4.0: Original memory entry

512 MB · 256 MB 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. Sync 4.0

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. K403000 mAh

    +1800 mAh versus Sync 4.0

  2. 2. Sync 4.01200 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. K402. Sync 4.0

Everyday essentials
Everyday essentials
SpecificationK40Sync 4.0
Dimensions (HxWxD)
  • 153 Х 71.9 Х 8.3 mm
  • 120.4 Х 63.6 Х 9.8 mm
Weight
  • 150 g
  • 97 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.7" inch
  • 4" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 854 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2/3 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 4.4 (KitKat)
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationK40Sync 4.0
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 44.1 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.2%
  • 57.6%
PPI /points per inch/
  • 282 PPI
  • 245 PPI
Camera and Video
Camera and Video
SpecificationK40Sync 4.0
Rear camera, main
  • 16 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • PDAF
  • 5 MP
  • AF
Functions
  • LED flash
  • Face detection
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1.3 MP
Performance
Performance
SpecificationK40Sync 4.0
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8320
  • Mali-400
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 75203
  • 5527
General specs
General specs
SpecificationK40Sync 4.0
Release date
  • 2019
  • February
  • 2014
  • May
Colors
  • Black
  • Platinum
  • Blue
  • Black
  • White
  • Red
  • Blue
Battery life Unknown
  • Stand by time- Up to 760 h Talking time- Up to 14 h
Body build
  • Front glass
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationK40Sync 4.0
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
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
Unknown
Speed
  • HSPA
  • LTE-A
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio
SpecificationK40Sync 4.0
Radio
  • FM radio
  • FM radio
Others
  • DTS: X Surround Sound -Active noise cancellation with dedicated mic
Unknown
Other features
Other features
SpecificationK40Sync 4.0
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant - Also known as LG K12+
  • LG K12 Plus
  • LG X4 (2019)
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Sync 4.0 X400