BLU G9 vs Lava Z40

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: 45 g lighter

    G9:
    165 g
    Z40:
    120 g
  • Width

    Z40: 7.9 mm narrower

    G9:
    71.8 mm
    Z40:
    63.9 mm
  • Screen diagonal

    Z40: 2.3 in smaller diagonal

    G9:
    6.3 in
    Z40:
    4 in
  • Chipset

    G9:
    Mediatek MT6762 Helio P22 (12 nm)
    Z40:
    Unisoc SC9832E
  • Rear camera layout

    G9:
    Dual
    Z40:
    Single
  • Depth

    G9: 3.7 mm thinner

    G9:
    8 mm
    Z40:
    11.7 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. G9

    Height:
    155.4 mm +29.9 mm versus Z40
    Width:
    71.8 mm +7.9 mm versus Z40
    Depth:
    8 mm
  2. 2. Z40

    Height:
    125.5 mm
    Width:
    63.9 mm
    Depth:
    11.7 mm +3.7 mm versus G9

Weight

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

  1. 1. G9

    165 g

    +45 g versus Z40

  2. 2. Z40

    120 g

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. G9

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    99.1 cm²
  2. 2. Z40

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

G9 has approximately 117.5% 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 G9, Z40, compared at the same storage capacity.
StorageG9Z40
8 GB Unknown 1 GB RAM
G9: 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. G9

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

2. Z40

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. G9

    4000 mAh

    +1750 mAh versus Z40

  2. 2. Z40

    2250 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. G92. Z40

Everyday essentials
Everyday essentials — specifications for G9, Z40.
SpecificationG9Z40
Dimensions (HxWxD)
  • 155.4 Х 71.8 Х 8 mm
  • 125.5 Х 63.9 Х 11.7 mm
Weight
  • 165 g
  • 120 g
Technology
  • IPS LCD
  • TN TFT
Screen size
  • 6.3" inch
  • 4" inch
Screen resolution
  • 720 x 1520 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 2250 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.1 Oreo (Go edition)
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Unisoc SC9832E
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G9, Z40.
SpecificationG9Z40
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 99.1 cm2
  • 45.5 cm2
Screen format
  • 19:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 88.8%
  • 56.8%
PPI /points per inch/
  • 267 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for G9, Z40.
SpecificationG9Z40
Rear camera, main
  • 13 MP
  • Dual
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • PDAF -2 MP
  • depth sensor
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 13 MP
  • f/2.0
  • 1/3''
  • 2 MP
Performance

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

Performance — specifications for G9, Z40.
SpecificationG9Z40
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Quad-core 1.4 GHz
Graphics processor GPU
  • PowerVR GE8320
  • Mali
Antutu 7 score *
  • 74326
Unknown
General specs
General specs — specifications for G9, Z40.
SpecificationG9Z40
Release date
  • 2019
  • May
  • 2019
  • March
Colors
  • Black
  • Blue
  • Gold
  • Glossy Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 USD
  • 3500 INR
Battery life
  • Stand by time- Up to 750 h (2G) / Up to 650 h (3G) Talking time- Up to 30 h (2G) / Up to 24 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for G9, Z40.
SpecificationG9Z40
SIM card
  • Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 28(700)
  • 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)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for G9, Z40.
SpecificationG9Z40
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for G9, Z40.
SpecificationG9Z40
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer For India