LG K30 vs vivo Z3i

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.

  • Screen diagonal

    K30: 1 in smaller diagonal

    K30:
    5.3 in
    Z3i:
    6.3 in
  • Chipset

    K30:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
    Z3i:
    Mediatek MT6771 Helio P60 (12 nm)
  • Rear camera layout

    K30:
    Single
    Z3i:
    Dual
  • Depth

    Z3i: 0.5 mm thinner

    K30:
    8.6 mm
    Z3i:
    8.1 mm
  • Height

    K30: 7.4 mm shorter

    K30:
    148.6 mm
    Z3i:
    156 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. K30

    Height:
    148.6 mm
    Width:
    75 mm
    Depth:
    8.6 mm +0.5 mm versus Z3i
  2. 2. Z3i

    Height:
    156 mm +7.4 mm versus K30
    Width:
    75.6 mm
    Depth:
    8.1 mm

Weight

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

  1. 1. K30

    168.1 g

    +4.1 g versus Z3i

  2. 2. Z3i

    164 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. K30

    Screen diagonal:
    5.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    77.4 cm²
  2. 2. Z3i

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

Z3i has approximately 27.9% more rectangular screen area than K30.

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 K30, Z3i, compared at the same storage capacity.
StorageK30Z3i
32 GB 2 GB RAM Not recorded
128 GB Not recorded 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. K30

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB

2. Z3i

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. K30

    2880 mAh

  2. 2. Z3i

    3315 mAh

    +435 mAh versus K30

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. K302. Z3i

Everyday essentials
Everyday essentials — specifications for K30, Z3i.
SpecificationK30Z3i
Dimensions (HxWxD)
  • 148.6 Х 75 Х 8.6 mm
  • 156 Х 75.6 Х 8.1 mm
Weight
  • 168.1 g
  • 164 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.3" inch
  • 6.3" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2 GB RAM
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 512 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2880 mAh
  • Non-removable Li-Ion
  • 3315 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1 (Nougat)
  • Android 8.1 (Oreo)
Chipset
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Mediatek MT6771 Helio P60 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K30, Z3i.
SpecificationK30Z3i
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 77.4 cm2
  • 99.1 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 69.5%
  • 84.0%
PPI /points per inch/
  • 277 PPI
  • 400 PPI
Camera and Video
Camera and Video — specifications for K30, Z3i.
SpecificationK30Z3i
Rear camera, main
  • 13 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • PDAF
  • 16 MP
  • f/2.0
  • PDAF -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 24 MP
  • Single
Specifications
  • 5 MP
  • 24 MP
Performance

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

Performance — specifications for K30, Z3i.
SpecificationK30Z3i
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 308
  • Mali-G72 MP3
Antutu 7 score *
  • 35822
  • 130205
General specs
General specs — specifications for K30, Z3i.
SpecificationK30Z3i
Release date
  • 2018
  • May
  • 2018
  • October
Colors
  • Black
  • Blue
  • Aurora Blue
  • Millenium Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 USD
  • 350 EUR
Communication and Connectivity
Communication and Connectivity — specifications for K30, Z3i.
SpecificationK30Z3i
SIM card
  • Nano-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 - T-Mobile -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 66(1700/2100)
  • 71(600) - T-Mobile
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • EDR
  • LE
  • aptX
Music and Audio
Music and Audio — specifications for K30, Z3i.
SpecificationK30Z3i
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for K30, Z3i.
SpecificationK30Z3i
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging - For USA
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W - For China