LG K40 vs Meizu X8

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: 10 g lighter

    K40:
    150 g
    X8:
    160 g
  • Width

    K40: 2.7 mm narrower

    K40:
    71.9 mm
    X8:
    74.6 mm
  • Screen diagonal

    K40: 0.5 in smaller diagonal

    K40:
    5.7 in
    X8:
    6.2 in
  • Chipset

    K40:
    Mediatek MT6762 Helio P22 (12 nm)
    X8:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Rear camera layout

    K40:
    Single
    X8:
    Dual
  • Depth

    X8: 0.5 mm thinner

    K40:
    8.3 mm
    X8:
    7.8 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 +0.5 mm versus X8
  2. 2. X8

    Height:
    151.2 mm
    Width:
    74.6 mm +2.7 mm versus K40
    Depth:
    7.8 mm

Weight

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

  1. 1. K40

    150 g

  2. 2. X8

    160 g

    +10 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. X8

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    97.6 cm²

X8 has approximately 16.4% 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.

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

K40: Original memory entry

32 GB · 2/3 GB RAM

X8: Original memory entry

128 GB · 6 GB RAM 64 GB · 4/6 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. X8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. X8

    3210 mAh

    +210 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. X8

Everyday essentials
Everyday essentials — specifications for K40, X8.
SpecificationK40X8
Dimensions (HxWxD)
  • 153 Х 71.9 Х 8.3 mm
  • 151.2 Х 74.6 Х 7.8 mm
Weight
  • 150 g
  • 160 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 6.2" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 2220 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
  • 128 GB
  • 6 GB RAM 64 GB
  • 4/6 GB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 3210 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 8.0 (Oreo); Flyme UI
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K40, X8.
SpecificationK40X8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 97.6 cm2
Screen format
  • 18:9 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 76.2%
  • 86.5%
PPI /points per inch/
  • 282 PPI
  • 398 PPI
Camera and Video
Camera and Video — specifications for K40, X8.
SpecificationK40X8
Rear camera, main
  • 16 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 16 MP
  • f/2.0
  • PDAF
  • 12 MP
  • f/1.9
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 20 MP
Performance

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

Performance — specifications for K40, X8.
SpecificationK40X8
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 616
Antutu 7 score *
  • 75203
Unknown
Antutu 8 score * Unknown
  • 194455
GeekBench 5 Single Core * Unknown
  • 391
GeekBench 5 Multi-Core * Unknown
  • 1471
General specs
General specs — specifications for K40, X8.
SpecificationK40X8
Release date
  • 2019
  • February
  • 2018
  • September
Colors
  • Black
  • Platinum
  • Blue
  • Black
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 EUR
Body build
  • Front glass
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for K40, X8.
SpecificationK40X8
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 - China -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat15 800/150 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 b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K40, X8.
SpecificationK40X8
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, X8.
SpecificationK40X8
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
  • proximity
  • compass