Lava Z40 vs Oppo Realme 6

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

    Z40: 71 g lighter

    Z40:
    120 g
    Realme 6:
    191 g
  • Width

    Z40: 10.9 mm narrower

    Z40:
    63.9 mm
    Realme 6:
    74.8 mm
  • Screen diagonal

    Z40: 2.5 in smaller diagonal

    Z40:
    4 in
    Realme 6:
    6.5 in
  • Chipset

    Z40:
    Unisoc SC9832E
    Realme 6:
    Mediatek MT6785 Helio G90T (12 nm)
  • Rear camera layout

    Z40:
    Single
    Realme 6:
    Quad
  • Depth

    Realme 6: 2.8 mm thinner

    Z40:
    11.7 mm
    Realme 6:
    8.9 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. Z40

    Height:
    125.5 mm
    Width:
    63.9 mm
    Depth:
    11.7 mm +2.8 mm versus Realme 6
  2. 2. Realme 6

    Height:
    162.1 mm +36.6 mm versus Z40
    Width:
    74.8 mm +10.9 mm versus Z40
    Depth:
    8.9 mm

Weight

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

  1. 1. Z40

    120 g

  2. 2. Realme 6

    191 g

    +71 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. Realme 6

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²

Realme 6 has approximately 124% 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, Realme 6, compared at the same storage capacity.
StorageZ40Realme 6
8 GB 1 GB RAM Not recorded
64 GB Not recorded 4 GB RAM
128 GB Not recorded 6 / 8 GB RAM Alternative RAM configurations

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. Realme 6

NFC:
See details Yes (market/region dependent)
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. Z40

    2250 mAh

  2. 2. Realme 6

    4300 mAh

    +2050 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. Realme 6

Everyday essentials
Everyday essentials — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Dimensions (HxWxD)
  • 125.5 Х 63.9 Х 11.7 mm
  • 162.1 Х 74.8 Х 8.9 mm
Weight
  • 120 g
  • 191 g
Technology
  • TN TFT
  • IPS LCD
Screen size
  • 4" inch
  • 6.5" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
  • 128GB 8GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2250 mAh
  • Removable Li-Ion
  • 4300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 10.0; Realme UI
Chipset
  • Unisoc SC9832E
  • Mediatek MT6785 Helio G90T (12 nm)
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 102.0 cm2
Screen format
  • 5:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 56.8%
  • 84.1%
PPI /points per inch/
  • 233 PPI
  • 405 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Rear camera, main
  • 2 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 2 MP
  • 64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.3
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 22mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP B/W
  • (depth)
Functions
  • LED flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 2 MP
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Processor CPU
  • Quad-core 1.4 GHz
  • Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Graphics processor GPU
  • Mali
  • Mali-G76 MC4
Antutu 8 score * Unknown
  • 280904
General specs
General specs — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Release date
  • 2019
  • March
  • 2020
  • March 5
Colors
  • Gold
  • Glossy Black
  • Comet Blue
  • Comet White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 3500 INR
  • 160 EUR
Body build Unknown
  • Glass front (Gorilla Glass 3)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
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 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/75 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/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 1.14 W/kg (head) 0.59 W/kg (body) SAR EU - 0.71 W/kg (head) 0.57 W/kg (body)
Music and Audio
Music and Audio — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Radio
  • FM radio
  • FM radio
Others Unknown
  • 480 nits typ. brightness -90Hz refresh rate
Other features
Other features — specifications for Z40, Realme 6.
SpecificationZ40Realme 6
Dop
  • Sensors Accelerometer For India
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 30W: 100% in 55 min - Splash resistant