Lava Z40 vs O2 XDA IIi

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: 70 g lighter

    Z40:
    120 g
    XDA IIi:
    190 g
  • Width

    Z40: 6.1 mm narrower

    Z40:
    63.9 mm
    XDA IIi:
    70 mm
  • Screen diagonal

    XDA IIi: 0.5 in smaller diagonal

    Z40:
    4 in
    XDA IIi:
    3.5 in
  • Depth

    Z40: 7.3 mm thinner

    Z40:
    11.7 mm
    XDA IIi:
    19 mm
  • Height

    Z40: 4.5 mm shorter

    Z40:
    125.5 mm
    XDA IIi:
    130 mm
  • Release year

    Z40:
    2019
    XDA IIi:
    2004

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. 2. XDA IIi

    Height:
    130 mm +4.5 mm versus Z40
    Width:
    70 mm +6.1 mm versus Z40
    Depth:
    19 mm +7.3 mm versus Z40

Weight

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

  1. 1. Z40

    120 g

  2. 2. XDA IIi

    190 g

    +70 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. XDA IIi

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

Z40 has approximately 20% more rectangular screen area than XDA IIi.

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, XDA IIi, compared at the same storage capacity.
StorageZ40XDA IIi
8 GB 1 GB RAM Unknown
XDA IIi: Original memory entry

128 MB RAM · 96 MB ROM

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. XDA IIi

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SDIO

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

    +1050 mAh versus XDA IIi

  2. 2. XDA IIi

    1200 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. Z402. XDA IIi

Everyday essentials
Everyday essentials — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Dimensions (HxWxD)
  • 125.5 Х 63.9 Х 11.7 mm
  • 130 Х 70 Х 19 mm
Weight
  • 120 g
  • 190 g
Technology
  • TN TFT
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 128 MB RAM
  • 96 MB ROM
Memory card support
  • microSD
  • up to 64 GB
  • MMC/SDIO
Battery Capacity is not battery life. No endurance test is implied.
  • 2250 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Microsoft Windows Mobile 2003 SE PocketPC
Chipset
  • Unisoc SC9832E
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 45.5 cm2
  • 37.9 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 56.8%
  • 41.7%
PPI /points per inch/
  • 233 PPI
  • 114 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Processor CPU
  • Quad-core 1.4 GHz
  • Intel Xscale PXA272 520 MHz
Graphics processor GPU
  • Mali
Unknown
General specs
General specs — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Release date
  • 2019
  • March
  • 2004
  • Q4
Colors
  • Gold
  • Glossy Black
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 3500 INR
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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)
Unknown
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.2
  • A2DP
  • LE
  • Yes
Music and Audio
Music and Audio — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for Z40, XDA IIi.
SpecificationZ40XDA IIi
Dop
  • Sensors Accelerometer For India
  • Infrared port - Pocket Office -MP3/MP4 player -PDF
  • PPT viewer -Voice memo - Produced by HTC. Functionally identical to Qtek 2020i.