Infinix Zero 4 vs LG K50

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.

  • Width

    Zero 4: 1 mm narrower

    Zero 4:
    76 mm
    K50:
    77 mm
  • Screen diagonal

    Zero 4: 0.76 in smaller diagonal

    Zero 4:
    5.5 in
    K50:
    6.26 in
  • Chipset

    Zero 4:
    Mediatek MT6753 (28 nm)
    K50:
    Mediatek MT6762 Helio P22 (12 nm)
  • Rear camera layout

    Zero 4:
    Single
    K50:
    Dual
  • Depth

    Zero 4: 0.9 mm thinner

    Zero 4:
    7.8 mm
    K50:
    8.7 mm
  • Height

    Zero 4: 9.8 mm shorter

    Zero 4:
    151.5 mm
    K50:
    161.3 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. Zero 4

    Height:
    151.5 mm
    Width:
    76 mm
    Depth:
    7.8 mm
  2. 2. K50

    Height:
    161.3 mm +9.8 mm versus Zero 4
    Width:
    77 mm +1 mm versus Zero 4
    Depth:
    8.7 mm +0.9 mm versus Zero 4

Weight

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

  1. 1. Zero 4

    167.5 g

  2. 2. K50

    170 g

    +2.5 g versus Zero 4

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. Zero 4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. K50

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²

K50 has approximately 17.3% more rectangular screen area than Zero 4.

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 Zero 4, K50, compared at the same storage capacity.
StorageZero 4K50
32 GB Recorded for all phones 3 GB RAM 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. Zero 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (dedicated slot)

2. K50

NFC:
See details Yes (market/region dependent)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (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. Zero 4

    3200 mAh

  2. 2. K50

    3500 mAh

    +300 mAh versus Zero 4

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. Zero 42. K50

Everyday essentials
Everyday essentials — specifications for Zero 4, K50.
SpecificationZero 4K50
Dimensions (HxWxD)
  • 151.5 Х 76 Х 7.8 mm
  • 161.3 Х 77 Х 8.7 mm
Weight
  • 167.5 g
  • 170 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.26" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6753 (28 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zero 4, K50.
SpecificationZero 4K50
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 97.8 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 72.4%
  • 78.8%
PPI /points per inch/
  • 401 PPI
  • 269 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zero 4, K50.
SpecificationZero 4K50
Rear camera, main
  • 16 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 16 MP
  • f/2.0
  • OIS
  • Laser AF/ PDAF
  • 13 MP
  • f/2.2
  • 26mm (wide)
  • PDAF -2 MP
  • f/2.4 depth sensor
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 13 MP
  • f/2.0
Performance

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

Performance — specifications for Zero 4, K50.
SpecificationZero 4K50
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720MP3
  • PowerVR GE8320
Antutu 7 score *
  • 22135
  • 75122
GeekBench 4 Single Core *
  • 632
Unknown
GeekBench 4 Multi-Core *
  • 2913
Unknown
GeekBench 5 Single Core *
  • 110
Unknown
GeekBench 5 Multi-Core *
  • 418
Unknown
General specs
General specs — specifications for Zero 4, K50.
SpecificationZero 4K50
Release date
  • 2017
  • March
  • 2019
  • February
Colors
  • Anthracite Grey
  • Champagne Gold
  • Barbie Pink
  • Filber Brown
  • Aurora Black
  • Moroccan Blue
  • Platinum Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Zero 4, K50.
SpecificationZero 4K50
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) LTE band 2(1900)
  • 4(1700/2100)
  • 28(700)
  • 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
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Zero 4, K50.
SpecificationZero 4K50
Radio
  • FM radio
Unknown
Others Unknown
  • DTS: X Surround Sound -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Zero 4, K50.
SpecificationZero 4K50
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant - Also known as LG K12 Max for Brazil