Fujitsu Siemens T830 vs LG KT770

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 12.5 mm narrower

    Siemens T830:
    64 mm
    KT770:
    51.5 mm
  • Screen diagonal

    Siemens T830: 0.4 in smaller diagonal

    Siemens T830:
    2.4 in
    KT770:
    2.8 in
  • Depth

    KT770: 5.2 mm thinner

    Siemens T830:
    21 mm
    KT770:
    15.8 mm
  • Height

    KT770: 15 mm shorter

    Siemens T830:
    126 mm
    KT770:
    111 mm
  • Release year

    Siemens T830:
    2006
    KT770:
    2009

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. Siemens T830

    Height:
    126 mm +15 mm versus KT770
    Width:
    64 mm +12.5 mm versus KT770
    Depth:
    21 mm +5.2 mm versus KT770
    Weight:
    190 g
  2. 2. KT770

    Height:
    111 mm
    Width:
    51.5 mm
    Depth:
    15.8 mm
    Weight:
    Unknown

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. Siemens T830

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    18.6 cm²
  2. 2. KT770

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

KT770 has approximately 20.1% more rectangular screen area than Siemens T830.

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.

Siemens T830: Original memory entry

64 MB RAM · 128 MB ROM

KT770: Original memory entry

120 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Siemens T830

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

2. KT770

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 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. Siemens T830

    1500 mAh

    +550 mAh versus KT770

  2. 2. KT770

    950 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. Siemens T8302. KT770

Everyday essentials
Everyday essentials — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Dimensions (HxWxD)
  • 126 Х 64 Х 21 mm
  • 111 Х 51.5 Х 15.8 mm
Weight
  • 190 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 2.8" inch
Screen resolution
  • 240 x 240 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB ROM
  • 120 MB
Memory card support
  • SD
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 950 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 Phone Edition
  • Symbian OS 9.3 Series60 rel. 3.2.3
Headphone jack
  • No
  • No
Display
Display — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 65K
  • 256K
Screen area
  • 18.6 cm2
  • 22.3 cm2
Screen format
  • 1:1 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 23.0%
  • 39.0%
PPI /points per inch/
  • 141 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • AF
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • VGA videocall camera
Performance
Performance — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Processor CPU
  • Intel PXA272 416 MHz
Unknown
General specs
General specs — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Release date
  • 2006
  • August
  • 2009
  • February
Colors
  • Silver
  • Black
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • Yes
  • 384 kbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • SiRF GCS3F receiver
  • Yes
  • with A-GPS
USB
  • Proprietary
  • Proprietary
Bluetooth
  • 2.0
  • 2.0
Harmful irradiation Unknown
  • SAR - 0.36 W/kg (head) 0.75 W/kg (body)
Music and Audio
Music and Audio — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Radio
  • No
  • No
Others
  • 5-way navigation key
  • Touch-sensitive navigation keys
Other features
Other features — specifications for Siemens T830, KT770.
SpecificationSiemens T830KT770
Dop
  • SiRF GCS3F receiver -Video telephony -Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -Voice memo
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Organizer -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Voice memo -Predictive text input