Lava Z40 vs YU Yunicorn

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Z40: 52 g lighter

    Z40:
    120 g
    Yunicorn:
    172 g
  • Width

    Z40: 11.5 mm narrower

    Z40:
    63.9 mm
    Yunicorn:
    75.4 mm
  • Screen diagonal

    Z40: 1.5 in smaller diagonal

    Z40:
    4 in
    Yunicorn:
    5.5 in
  • Chipset

    Z40:
    Unisoc SC9832E
    Yunicorn:
    Mediatek MT6755 Helio P10 (28 nm)
  • Depth

    Yunicorn: 3.2 mm thinner

    Z40:
    11.7 mm
    Yunicorn:
    8.5 mm
  • Height

    Z40: 27.8 mm shorter

    Z40:
    125.5 mm
    Yunicorn:
    153.3 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. Z40

    Height:
    125.5 mm
    Width:
    63.9 mm
    Depth:
    11.7 mm +3.2 mm versus Yunicorn
  2. 2. Yunicorn

    Height:
    153.3 mm +27.8 mm versus Z40
    Width:
    75.4 mm +11.5 mm versus Z40
    Depth:
    8.5 mm

Weight

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

  1. 1. Z40

    120 g

  2. 2. Yunicorn

    172 g

    +52 g versus Z40

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. Z40

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Yunicorn

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

Yunicorn has approximately 83.1% more rectangular screen area than Z40.

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 Z40, Yunicorn, compared at the same storage capacity.
StorageZ40Yunicorn
8 GB 1 GB RAM Unknown
Yunicorn: Original memory entry

32 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. Z40

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

2. Yunicorn

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Z40

    2250 mAh

  2. 2. Yunicorn

    4000 mAh

    +1750 mAh versus Z40

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. Z402. Yunicorn

Everyday essentials
Everyday essentials — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Dimensions (HxWxD)
  • 125.5 Х 63.9 Х 11.7 mm
  • 153.3 Х 75.4 Х 8.5 mm
Weight
  • 120 g
  • 172 g
Technology
  • TN TFT
  • IPS LCD
Screen size
  • 4" inch
  • 5.5" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2250 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 5.1.1 (Lollipop)
Chipset
  • Unisoc SC9832E
  • Mediatek MT6755 Helio P10 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 83.4 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.8%
  • 72.1%
PPI /points per inch/
  • 233 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Processor CPU
  • Quad-core 1.4 GHz
  • Octa-core (4x1.8 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali
  • Mali-T860MP2
GeekBench 4 Single Core * Unknown
  • 702
GeekBench 4 Multi-Core * Unknown
  • 2630
GeekBench 4 RenderScript * Unknown
  • 1268
General specs
General specs — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Release date
  • 2019
  • March
  • 2016
  • May
Colors
  • Gold
  • Glossy Black
  • Silver
  • Graphite
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 3500 INR
  • 180 EUR
Battery life Unknown
  • Stand by time- Up to 500 h (3G) Talking time- Up to 20 h (3G) Music play - Up to 100 h
Communication and Connectivity
Communication and Connectivity — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid 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 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.52 W/kg (head) 0.81 W/kg (body)
Music and Audio
Music and Audio — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Radio
  • FM radio
  • FM radio
Others Unknown
  • Around YU 2
  • DTS sound -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Z40, Yunicorn.
SpecificationZ40Yunicorn
Dop
  • Sensors Accelerometer For India
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - Also known as YU YU5530