Lava Z91 vs LG W30 Pro

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

    Z91: 25 g lighter

    Z91:
    147 g
    W30 Pro:
    172 g
  • Width

    Z91: 3 mm narrower

    Z91:
    72.9 mm
    W30 Pro:
    75.9 mm
  • Screen diagonal

    Z91: 0.52 in smaller diagonal

    Z91:
    5.7 in
    W30 Pro:
    6.22 in
  • Chipset

    Z91:
    Mediatek MT6739 (28 nm)
    W30 Pro:
    Qualcomm SDM632 Snapdragon 632 (14 nm)
  • Rear camera layout

    Z91:
    Single
    W30 Pro:
    Triple
  • Depth

    Z91: 0.6 mm thinner

    Z91:
    7.7 mm
    W30 Pro:
    8.3 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. Z91

    Height:
    152 mm
    Width:
    72.9 mm
    Depth:
    7.7 mm
  2. 2. W30 Pro

    Height:
    157.7 mm +5.7 mm versus Z91
    Width:
    75.9 mm +3 mm versus Z91
    Depth:
    8.3 mm +0.6 mm versus Z91

Weight

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

  1. 1. Z91

    147 g

  2. 2. W30 Pro

    172 g

    +25 g versus Z91

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. Z91

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. W30 Pro

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

W30 Pro has approximately 15.2% more rectangular screen area than Z91.

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 Z91, W30 Pro, compared at the same storage capacity.
StorageZ91W30 Pro
32 GB 3 GB RAM Unknown
W30 Pro: Original memory entry

64 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Z91

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

2. W30 Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 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. Z91

    3000 mAh

  2. 2. W30 Pro

    4000 mAh

    +1000 mAh versus Z91

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. Z912. W30 Pro

Everyday essentials
Everyday essentials — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Dimensions (HxWxD)
  • 152 Х 72.9 Х 7.7 mm
  • 157.7 Х 75.9 Х 8.3 mm
Weight
  • 147 g
  • 172 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 6.22" inch
Screen resolution
  • 720 x 1440 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
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 512 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1 (Nougat)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6739 (28 nm)
  • Qualcomm SDM632 Snapdragon 632 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 96.6 cm2
Screen format
  • 18:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 75.7%
  • 80.7%
PPI /points per inch/
  • 282 PPI
  • 270 PPI
Camera and Video
Camera and Video — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Rear camera, main
  • 13 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • AF
  • 13 MP
  • PDAF -8 MP
  • 13mm (ultrawide) -5 MP
  • depth sensor
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 16 MP
Performance

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

Performance — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core (4x1.8 GHz Kryo 250 Gold & 4x1.8 GHz Kryo 250 Silver)
Graphics processor GPU
  • PowerVR GE8100
  • Adreno 506
Antutu 7 score *
  • 35722
  • 104323
General specs
General specs — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Release date
  • 2018
  • March
  • 2019
  • June
Colors
  • Blue
  • Pine Green
  • Denim Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 10000 INR
  • 160 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
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 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Z91, W30 Pro.
SpecificationZ91W30 Pro
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity