LG Optimus Z vs O2 XDA Atom Exec

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

    Optimus Z: 5 g lighter

    Optimus Z:
    135 g
    XDA Atom Exec:
    140 g
  • Width

    Optimus Z: 1.1 mm narrower

    Optimus Z:
    56.9 mm
    XDA Atom Exec:
    58 mm
  • Screen diagonal

    XDA Atom Exec: 0.8 in smaller diagonal

    Optimus Z:
    3.5 in
    XDA Atom Exec:
    2.7 in
  • Depth

    Optimus Z: 7.5 mm thinner

    Optimus Z:
    11 mm
    XDA Atom Exec:
    18.5 mm
  • Height

    XDA Atom Exec: 15.9 mm shorter

    Optimus Z:
    117.9 mm
    XDA Atom Exec:
    102 mm
  • Release year

    Optimus Z:
    2010
    XDA Atom Exec:
    2006

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. Optimus Z

    Height:
    117.9 mm +15.9 mm versus XDA Atom Exec
    Width:
    56.9 mm
    Depth:
    11 mm
  2. 2. XDA Atom Exec

    Height:
    102 mm
    Width:
    58 mm +1.1 mm versus Optimus Z
    Depth:
    18.5 mm +7.5 mm versus Optimus Z

Weight

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

  1. 1. Optimus Z

    135 g

  2. 2. XDA Atom Exec

    140 g

    +5 g versus Optimus Z

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. Optimus Z

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²
  2. 2. XDA Atom Exec

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

Optimus Z has approximately 68% more rectangular screen area than XDA Atom Exec.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

XDA Atom Exec: Original memory entry

64 MB RAM · 192 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. Optimus Z

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 4 GB included

2. XDA Atom Exec

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. Optimus Z

    1350 mAh

  2. 2. XDA Atom Exec

    1530 mAh

    +180 mAh versus Optimus Z

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. Optimus Z2. XDA Atom Exec

Everyday essentials
Everyday essentials — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Dimensions (HxWxD)
  • 117.9 Х 56.9 Х 11 mm
  • 102 Х 58 Х 18.5 mm
Weight
  • 135 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 2.7" inch
Screen resolution
  • 480 x 640 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 64 MB RAM
  • 192 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 4 GB included
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 1530 mAh
  • Removable Li-Po
Operating system OS
  • Android 2.1 (Eclair)
  • upgradable to 2.2 (Froyo)
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Qualcomm QSD8250 Snapdragon S1
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 37.9 cm2
  • 22.6 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 56.5%
  • 38.2%
PPI /points per inch/
  • 229 PPI
  • 148 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions Unknown
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Processor CPU
  • 1.0 GHz Scorpion
  • Intel XScale PXA 27x 520MHz
Graphics processor GPU
  • Adreno 200
Unknown
General specs
General specs — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Release date
  • 2010
  • April
  • 2006
  • June
Colors
  • Black
  • White
  • Pink
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 310 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h 10 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA 7.2/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • DLNA
  • hotspot (Android 2.2)
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 2.1
  • A2DP
  • 1.2
Music and Audio
Music and Audio — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Radio
  • No
  • FM radio
Others
  • Dolby Mobile
  • Handwriting recognition
Other features
Other features — specifications for Optimus Z, XDA Atom Exec.
SpecificationOptimus ZXDA Atom Exec
Dop
  • Sensors Accelerometer
  • proximity
  • compass - On-screen-phone function -Drag & Shake file sharing -TV Tuner (T-DMB) -HDMI port -MP3/WMA/AAC player -DivX/MP4/H.263 player -Organizer -Document viewer -Voice memo -Predictive text input - For South Korea Also known as LG KU9500
  • LG SU950
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player