Lava Z81 vs Plum Check Plus

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

    Check Plus: 9.6 mm narrower

    Z81:
    73 mm
    Check Plus:
    63.4 mm
  • Screen diagonal

    Check Plus: 1.2 in smaller diagonal

    Z81:
    5.7 in
    Check Plus:
    4.5 in
  • Chipset

    Z81:
    Mediatek MT6761 Helio A22 (12 nm)
    Check Plus:
    Mediatek MT6572M (28 nm)
  • Depth

    Z81: 1.3 mm thinner

    Z81:
    7.9 mm
    Check Plus:
    9.2 mm
  • Height

    Check Plus: 22.2 mm shorter

    Z81:
    152.2 mm
    Check Plus:
    130 mm
  • Release year

    Z81:
    2018
    Check Plus:
    2014

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. Z81

    Height:
    152.2 mm +22.2 mm versus Check Plus
    Width:
    73 mm +9.6 mm versus Check Plus
    Depth:
    7.9 mm
  2. 2. Check Plus

    Height:
    130 mm
    Width:
    63.4 mm
    Depth:
    9.2 mm +1.3 mm versus Z81

Weight

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

  1. 1. Z81

    141 g

  2. 2. Check Plus

    142 g

    +1 g versus Z81

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. Z81

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

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²

Z81 has approximately 50.2% more rectangular screen area than Check Plus.

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.

Z81: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 GB RAM

Check Plus: Original memory entry

4 GB · 512 MB 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. Z81

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

2. Check Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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. Z81

    3000 mAh

    +1500 mAh versus Check Plus

  2. 2. Check Plus

    1500 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. Z812. Check Plus

Everyday essentials
Everyday essentials — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Dimensions (HxWxD)
  • 152.2 Х 73 Х 7.9 mm
  • 130 Х 63.4 Х 9.2 mm
Weight
  • 141 g
  • 142 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 4.5" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 55.8 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 75.5%
  • 67.7%
PPI /points per inch/
  • 282 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 13 MP
  • f/2.0
  • 2 MP
  • AF
Performance

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

Performance — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8320
  • Mali-400
Antutu 7 score *
  • 55328
  • 5784
General specs
General specs — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Release date
  • 2018
  • October
  • 2014
  • May
Colors
  • black/blue
  • Gold/Black
  • White/Blue
  • White/Red
  • Black/black
  • Black/Lime
  • Black/Red
Battery life Unknown
  • Stand by time- Up to 750 h (2G) / Up to 650 h (3G) Talking time- Up to 17 h (2G) / Up to 14 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
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)
  • 8(900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Z81, Check Plus.
SpecificationZ81Check Plus
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Z450