Lava Z40 vs OnePlus 6T

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: 65 g lighter

    Z40:
    120 g
    6T:
    185 g
  • Width

    Z40: 10.9 mm narrower

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

    Z40: 2.41 in smaller diagonal

    Z40:
    4 in
    6T:
    6.41 in
  • Chipset

    Z40:
    Unisoc SC9832E
    6T:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Z40:
    Single
    6T:
    Dual
  • Depth

    6T: 3.5 mm thinner

    Z40:
    11.7 mm
    6T:
    8.2 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 +3.5 mm versus 6T
  2. 2. 6T

    Height:
    157.5 mm +32 mm versus Z40
    Width:
    74.8 mm +10.9 mm versus Z40
    Depth:
    8.2 mm

Weight

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

  1. 1. Z40

    120 g

  2. 2. 6T

    185 g

    +65 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. 6T

    Screen diagonal:
    6.41 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.9 cm²

6T has approximately 121.5% 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, 6T, compared at the same storage capacity.
StorageZ406T
8 GB 1 GB RAM Unknown
6T: Original memory entry

256 GB · 8 GB RAM · 128 GB · 6/8 GB 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. Z40

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

2. 6T

NFC:
Yes
Headphone jack:
No
Memory card support:
No

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. 6T

    3700 mAh

    +1450 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. 6T

Everyday essentials
Everyday essentials — specifications for Z40, 6T.
SpecificationZ406T
Dimensions (HxWxD)
  • 125.5 Х 63.9 Х 11.7 mm
  • 157.5 Х 74.8 Х 8.2 mm
Weight
  • 120 g
  • 185 g
Technology
  • TN TFT
  • Optic AMOLED
Screen size
  • 4" inch
  • 6.41" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 256 GB
  • 8 GB RAM
  • 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2250 mAh
  • Removable Li-Ion
  • 3700 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 9.0 (Pie); OxygenOS 9.0.5
Chipset
  • Unisoc SC9832E
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for Z40, 6T.
SpecificationZ406T
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 100.9 cm2
Screen format
  • 5:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 56.8%
  • 85.6%
PPI /points per inch/
  • 233 PPI
  • 402 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • Corning Gorilla Glass 6
Camera and Video

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

Camera and Video — specifications for Z40, 6T.
SpecificationZ406T
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • f/1.7
  • 25mm (wide)
  • 1/2.6''
  • 1.22µm
  • OIS
  • PDAF -20 MP (16 MP effective)
  • 1/2.8''
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • Auto-HDR
  • gyro-EIS
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 2 MP
  • 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3.1''
  • 1.0µm
DxOMark Main Score * Unknown
  • 98
DxOMark Photo * Unknown
  • 101
DxOMark Video * Unknown
  • 91
Performance

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

Performance — specifications for Z40, 6T.
SpecificationZ406T
Processor CPU
  • Quad-core 1.4 GHz
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU
  • Mali
  • Adreno 630
Antutu 7 score * Unknown
  • 293212
GeekBench 4 Single Core * Unknown
  • 2372
GeekBench 4 Multi-Core * Unknown
  • 8842
GeekBench 4 RenderScript * Unknown
  • 13163
Antutu 8 score * Unknown
  • 362575
GeekBench 5 Single Core * Unknown
  • 500
GeekBench 5 Multi-Core * Unknown
  • 2245
General specs
General specs — specifications for Z40, 6T.
SpecificationZ406T
Release date
  • 2019
  • March
  • 2018
  • October
Colors
  • Gold
  • Glossy Black
  • Thunder Purple
  • Mirror Black
  • Midnight Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 3500 INR
  • 550 EUR
Body build Unknown
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Z40, 6T.
SpecificationZ406T
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 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 46
  • 66(1700/2100)
  • 71(600) - Europe
  • North America LTE band 1(2100)
  • 66(1700/2100) - India
  • China
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat16 1024/150 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
  • WiFi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • aptX HD
  • LE
Music and Audio
Music and Audio — specifications for Z40, 6T.
SpecificationZ406T
Radio
  • FM radio
  • No
Others Unknown
  • DCI-P3
  • Active noise cancellation with dedicated mic -Dirac HD sound
Other features
Other features — specifications for Z40, 6T.
SpecificationZ406T
Dop
  • Sensors Accelerometer For India
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/4A 20W