Fujitsu Siemens T830 vs Lava A77

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

    A77: 50 g lighter

    Siemens T830:
    190 g
    A77:
    140 g
  • Width

    Siemens T830: 3.2 mm narrower

    Siemens T830:
    64 mm
    A77:
    67.2 mm
  • Screen diagonal

    Siemens T830: 2.1 in smaller diagonal

    Siemens T830:
    2.4 in
    A77:
    4.5 in
  • Depth

    A77: 11.5 mm thinner

    Siemens T830:
    21 mm
    A77:
    9.5 mm
  • Height

    Siemens T830: 9 mm shorter

    Siemens T830:
    126 mm
    A77:
    135 mm
  • Release year

    Siemens T830:
    2006
    A77:
    2017

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
    Width:
    64 mm
    Depth:
    21 mm +11.5 mm versus A77
  2. 2. A77

    Height:
    135 mm +9 mm versus Siemens T830
    Width:
    67.2 mm +3.2 mm versus Siemens T830
    Depth:
    9.5 mm

Weight

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

  1. 1. Siemens T830

    190 g

    +50 g versus A77

  2. 2. A77

    140 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. Siemens T830

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    18.6 cm²
  2. 2. A77

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

A77 has approximately 200.4% 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.

Recorded RAM for Siemens T830, A77, compared at the same storage capacity.
StorageSiemens T830A77
8 GB Unknown 1 GB RAM
Siemens T830: Original memory entry

64 MB RAM · 128 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. Siemens T830

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

2. A77

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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

  2. 2. A77

    2000 mAh

    +500 mAh versus Siemens T830

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. A77

Everyday essentials
Everyday essentials — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Dimensions (HxWxD)
  • 126 Х 64 Х 21 mm
  • 135 Х 67.2 Х 9.5 mm
Weight
  • 190 g
  • 140 g
Technology
  • TFT
  • TN
Screen size
  • 2.4" inch
  • 4.5" inch
Screen resolution
  • 240 x 240 px
  • 480 x 854 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • SD
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 Phone Edition
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Spreadtrum SC9832
Headphone jack
  • No
  • Yes
Display
Display — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 18.6 cm2
  • 55.8 cm2
Screen format
  • 1:1 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 23.0%
  • 61.5%
PPI /points per inch/
  • 141 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • AF
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA videocall camera
  • 5 MP
Performance

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

Performance — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Processor CPU
  • Intel PXA272 416 MHz
  • Quad-core 1.3 GHz
Graphics processor GPU Unknown
  • Mali-400
Antutu 7 score * Unknown
  • 7812
General specs
General specs — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Release date
  • 2006
  • August
  • 2017
  • May
Colors
  • Silver
  • Gold
  • Silver
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 6099 INR
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, A77.
SpecificationSiemens T830A77
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • SiRF GCS3F receiver
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Radio
  • No
  • Stereo FM radio with RDS; reco
Others
  • 5-way navigation key
Unknown
Other features
Other features — specifications for Siemens T830, A77.
SpecificationSiemens T830A77
Dop
  • SiRF GCS3F receiver -Video telephony -Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -Voice memo
  • Sensors Accelerometer
  • proximity - For India