LG KT770 vs Sony Ericsson Xperia X10

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.

  • Width

    KT770: 11.5 mm narrower

    KT770:
    51.5 mm
    Xperia X10:
    63 mm
  • Screen diagonal

    KT770: 1.2 in smaller diagonal

    KT770:
    2.8 in
    Xperia X10:
    4 in
  • Depth

    Xperia X10: 2.8 mm thinner

    KT770:
    15.8 mm
    Xperia X10:
    13 mm
  • Height

    KT770: 8 mm shorter

    KT770:
    111 mm
    Xperia X10:
    119 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. KT770

    Height:
    111 mm
    Width:
    51.5 mm
    Depth:
    15.8 mm +2.8 mm versus Xperia X10
    Weight:
    Unknown
  2. 2. Xperia X10

    Height:
    119 mm +8 mm versus KT770
    Width:
    63 mm +11.5 mm versus KT770
    Depth:
    13 mm
    Weight:
    135 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. KT770

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    22.3 cm²
  2. 2. Xperia X10

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    44.1 cm²

Xperia X10 has approximately 97.7% more rectangular screen area than KT770.

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.

KT770: Original memory entry

120 MB

Xperia X10: Original memory entry

1 GB · 384 MB 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. KT770

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

2. Xperia X10

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 8 GB included

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. KT770

    950 mAh

  2. 2. Xperia X10

    1500 mAh

    +550 mAh versus KT770

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. KT7702. Xperia X10

Everyday essentials
Everyday essentials — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Dimensions (HxWxD)
  • 111 Х 51.5 Х 15.8 mm
  • 119 Х 63 Х 13 mm
Weight
  • 0 g
  • 135 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 4" inch
Screen resolution
  • 240 x 400 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 120 MB
  • 1 GB
  • 384 MB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 8 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 950 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Po
Operating system OS
  • Symbian OS 9.3 Series60 rel. 3.2.3
  • Android 1.6 (Donut)
  • upgradable to 2.3 (Gingerbread)
Chipset Unknown
  • Qualcomm QSD8250 Snapdragon S1
Headphone jack
  • No
  • Yes
Display
Display — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 65K
Screen area
  • 22.3 cm2
  • 44.1 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 39.0%
  • 58.8%
PPI /points per inch/
  • 167 PPI
  • 245 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 480p@30fps
  • w480p@30fps
  • 720p@30fps (via SW update)
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Processor CPU Unknown
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Release date
  • 2009
  • February
  • 2009
  • November
Colors
  • Black
  • Sensous Black
  • Luster White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life Unknown
  • Stand by time- Up to 415 h (2G) / Up to 425 h (3G) Talking time- Up to 10 h (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 0.36 W/kg (head) 0.75 W/kg (body)
  • SAR - 0.87 W/kg (head) 0.81 W/kg (body) SAR EU - 1.25 W/kg (head)
Music and Audio
Music and Audio — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Radio
  • No
  • No
Others
  • Touch-sensitive navigation keys
Unknown
Other features
Other features — specifications for KT770, Xperia X10.
SpecificationKT770Xperia X10
Dop
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Organizer -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - Previously rumored as XPERIA X3 and Sony Ericsson Rachael