LG K30 vs LG Optimus Z

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

    Optimus Z: 33.1 g lighter

    K30:
    168.1 g
    Optimus Z:
    135 g
  • Width

    Optimus Z: 18.1 mm narrower

    K30:
    75 mm
    Optimus Z:
    56.9 mm
  • Screen diagonal

    Optimus Z: 1.8 in smaller diagonal

    K30:
    5.3 in
    Optimus Z:
    3.5 in
  • Chipset

    K30:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
    Optimus Z:
    Qualcomm QSD8250 Snapdragon S1
  • Depth

    K30: 2.4 mm thinner

    K30:
    8.6 mm
    Optimus Z:
    11 mm
  • Height

    Optimus Z: 30.7 mm shorter

    K30:
    148.6 mm
    Optimus Z:
    117.9 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 +30.7 mm versus Optimus Z
    Width:
    75 mm +18.1 mm versus Optimus Z
    Depth:
    8.6 mm
  2. 2. Optimus Z

    Height:
    117.9 mm
    Width:
    56.9 mm
    Depth:
    11 mm +2.4 mm versus K30

Weight

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

  1. 1. K30

    168.1 g

    +33.1 g versus Optimus Z

  2. 2. Optimus Z

    135 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. Optimus Z

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²

K30 has approximately 104.1% more rectangular screen area than Optimus Z.

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, Optimus Z, compared at the same storage capacity.
StorageK30Optimus Z
32 GB 2 GB RAM Unknown

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. Optimus Z

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 4 GB included

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

    +1530 mAh versus Optimus Z

  2. 2. Optimus Z

    1350 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. K302. Optimus Z

Everyday essentials
Everyday essentials — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Dimensions (HxWxD)
  • 148.6 Х 75 Х 8.6 mm
  • 117.9 Х 56.9 Х 11 mm
Weight
  • 168.1 g
  • 135 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.3" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2 GB RAM
Unknown
Memory card support
  • microSD
  • up to 512 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 4 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 2880 mAh
  • Non-removable Li-Ion
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 2.1 (Eclair)
  • upgradable to 2.2 (Froyo)
Chipset
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Qualcomm QSD8250 Snapdragon S1
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 77.4 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.5%
  • 56.5%
PPI /points per inch/
  • 277 PPI
  • 229 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • PDAF
  • 5 MP
  • AF
Functions
  • LED flash
  • HDR
Unknown
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance

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

Performance — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • 1.0 GHz Scorpion
Graphics processor GPU
  • Adreno 308
  • Adreno 200
Antutu 7 score *
  • 35822
Unknown
General specs
General specs — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Release date
  • 2018
  • May
  • 2010
  • April
Colors
  • Black
  • Blue
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 USD
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 4 h 10 min
Communication and Connectivity
Communication and Connectivity — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
SIM card
  • Nano-SIM
  • Mini-SIM
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
Speed
  • HSPA
  • LTE-A
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
  • DLNA
  • hotspot (Android 2.2)
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Radio
  • No
  • No
Others Unknown
  • Dolby Mobile
Other features
Other features — specifications for K30, Optimus Z.
SpecificationK30Optimus Z
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging - For USA
  • Sensors Accelerometer
  • proximity
  • compass - On-screen-phone function -Drag & Shake file sharing -TV Tuner (T-DMB) -HDMI port -MP3/WMA/AAC player -DivX/MP4/H.263 player -Organizer -Document viewer -Voice memo -Predictive text input - For South Korea Also known as LG KU9500
  • LG SU950