BLU G9 Pro vs Lava Z81

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

    Z81: 42 g lighter

    G9 Pro:
    183 g
    Z81:
    141 g
  • Width

    Z81: 2.1 mm narrower

    G9 Pro:
    75.1 mm
    Z81:
    73 mm
  • Screen diagonal

    Z81: 0.6 in smaller diagonal

    G9 Pro:
    6.3 in
    Z81:
    5.7 in
  • Chipset

    G9 Pro:
    Mediatek MT6771 Helio P60 (12 nm)
    Z81:
    Mediatek MT6761 Helio A22 (12 nm)
  • Rear camera layout

    G9 Pro:
    Triple
    Z81:
    Single
  • Depth

    Z81: 0.7 mm thinner

    G9 Pro:
    8.6 mm
    Z81:
    7.9 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. G9 Pro

    Height:
    157 mm +4.8 mm versus Z81
    Width:
    75.1 mm +2.1 mm versus Z81
    Depth:
    8.6 mm +0.7 mm versus Z81
  2. 2. Z81

    Height:
    152.2 mm
    Width:
    73 mm
    Depth:
    7.9 mm

Weight

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

  1. 1. G9 Pro

    183 g

    +42 g versus Z81

  2. 2. Z81

    141 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 Pro

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²
  2. 2. Z81

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

G9 Pro has approximately 16.2% more rectangular screen area than Z81.

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 Pro, Z81, compared at the same storage capacity.
StorageG9 ProZ81
128 GB 4 GB RAM Unknown
Z81: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 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. G9 Pro

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

2. Z81

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (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. G9 Pro

    4000 mAh

    +1000 mAh versus Z81

  2. 2. Z81

    3000 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. G9 Pro2. Z81

Everyday essentials
Everyday essentials — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Dimensions (HxWxD)
  • 157 Х 75.1 Х 8.6 mm
  • 152.2 Х 73 Х 7.9 mm
Weight
  • 183 g
  • 141 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.3" inch
  • 5.7" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • planned upgrade to Android 10.0
  • Android 8.1 (Oreo)
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Mediatek MT6761 Helio A22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 83.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 82.6%
  • 75.5%
PPI /points per inch/
  • 409 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Rear camera, main
  • 16 MP
  • Triple
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/2.8''
  • PDAF -20 MP
  • 1/2.8'' (wide) -5 MP
  • f/2.2
  • 1/5''
  • depth sensor
  • 13 MP
  • f/2.2
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 24 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 24 MP
  • f/2.0
  • 1/2.8'' (wide)
  • 13 MP
  • f/2.0
Performance

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

Performance — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-G72 MP3
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 55328
GeekBench 4 Single Core *
  • 1430
Unknown
GeekBench 4 Multi-Core *
  • 5391
Unknown
General specs
General specs — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Release date
  • 2019
  • August
  • 2018
  • October
Colors
  • Nightfall
  • black/blue
  • Gold/Black
Battery life
  • Stand by time- Up to 625 h (3G) Talking time- Up to 21 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
SIM card
  • Dual 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 / 900 / 1700(AWS) / 1900 / 2100 -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)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 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
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for G9 Pro, Z81.
SpecificationG9 ProZ81
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W -Fast Qi wireless charging 10W
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India