LG K40 vs Nokia 3.1

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

    3.1: 11.7 g lighter

    K40:
    150 g
    3.1:
    138.3 g
  • Width

    3.1: 3.2 mm narrower

    K40:
    71.9 mm
    3.1:
    68.7 mm
  • Screen diagonal

    3.1: 0.5 in smaller diagonal

    K40:
    5.7 in
    3.1:
    5.2 in
  • Chipset

    K40:
    Mediatek MT6762 Helio P22 (12 nm)
    3.1:
    Mediatek MT6750 (28 nm)
  • Height

    3.1: 6.7 mm shorter

    K40:
    153 mm
    3.1:
    146.3 mm
  • Release year

    K40:
    2019
    3.1:
    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 +6.7 mm versus 3.1
    Width:
    71.9 mm +3.2 mm versus 3.1
    Depth:
    8.3 mm
  2. 2. 3.1

    Height:
    146.3 mm
    Width:
    68.7 mm
    Depth:
    8.7 mm

Weight

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

  1. 1. K40

    150 g

    +11.7 g versus 3.1

  2. 2. 3.1

    138.3 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. 3.1

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    69.8 cm²

K40 has approximately 20.2% more rectangular screen area than 3.1.

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

3.1: Original memory entry

32 GB · 3 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. 3.1

NFC:
See details Yes (APAC & EMEA only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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

    +10 mAh versus 3.1

  2. 2. 3.1

    2990 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. 3.1

Everyday essentials
Everyday essentials — specifications for K40, 3.1.
SpecificationK403.1
Dimensions (HxWxD)
  • 153 Х 71.9 Х 8.3 mm
  • 146.3 Х 68.7 Х 8.7 mm
Weight
  • 150 g
  • 138.3 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 5.2" 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
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 2990 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 8.0 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Mediatek MT6750 (28 nm)
NFC Unknown
  • Yes (APAC & EMEA only)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K40, 3.1.
SpecificationK403.1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 69.8 cm2
Screen format
  • 18:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 76.2%
  • 69.4%
PPI /points per inch/
  • 282 PPI
  • 310 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for K40, 3.1.
SpecificationK403.1
Rear camera, main
  • 16 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • PDAF
  • 13 MP
  • f/2.0
  • AF
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for K40, 3.1.
SpecificationK403.1
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR GE8320
  • Mali-T860MP2
Antutu 7 score *
  • 75203
  • 40125
General specs
General specs — specifications for K40, 3.1.
SpecificationK403.1
Release date
  • 2019
  • February
  • 2018
  • May
Colors
  • Black
  • Platinum
  • Blue
  • Blue/Copper
  • Black/Chrome
  • White/Iron
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life Unknown
  • Talking time- Up to 18 h (3G) Music play - Up to 84 h
Body build
  • Front glass
  • plastic body
  • Front glass
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for K40, 3.1.
SpecificationK403.1
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 GSM 900 / 1800 - India -3G - HSDPA 850 / 900 / 2100 - APAC
  • EMEA
  • India HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM
  • NAM -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - APAC
  • EMEA LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • 28(700)
  • 40(2300) - LATAM
  • NAM LTE band 1(2100)
  • 40(2300)
  • 41(2500) - India
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 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
Harmful irradiation Unknown
  • SAR EU - 0.64 W/kg (head) 1.79 W/kg (body)
Music and Audio
Music and Audio — specifications for K40, 3.1.
SpecificationK403.1
Radio
  • FM radio
  • FM radio
Others
  • DTS: X Surround Sound -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for K40, 3.1.
SpecificationK403.1
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
  • compass