Lava A77 vs Samsung i780

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

    i780: 20 g lighter

    A77:
    140 g
    i780:
    120 g
  • Width

    i780: 5.9 mm narrower

    A77:
    67.2 mm
    i780:
    61.3 mm
  • Screen diagonal

    i780: 1.95 in smaller diagonal

    A77:
    4.5 in
    i780:
    2.55 in
  • Depth

    A77: 3.4 mm thinner

    A77:
    9.5 mm
    i780:
    12.9 mm
  • Height

    i780: 19.1 mm shorter

    A77:
    135 mm
    i780:
    115.9 mm
  • Release year

    A77:
    2017
    i780:
    2007

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. A77

    Height:
    135 mm +19.1 mm versus i780
    Width:
    67.2 mm +5.9 mm versus i780
    Depth:
    9.5 mm
  2. 2. i780

    Height:
    115.9 mm
    Width:
    61.3 mm
    Depth:
    12.9 mm +3.4 mm versus A77

Weight

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

  1. 1. A77

    140 g

    +20 g versus i780

  2. 2. i780

    120 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. A77

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. i780

    Screen diagonal:
    2.55 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    21 cm²

A77 has approximately 166.1% more rectangular screen area than i780.

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 A77, i780, compared at the same storage capacity.
StorageA77i780
8 GB 1 GB RAM Unknown
i780: Original memory entry

128 MB RAM · 256 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. A77

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

2. i780

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. A77

    2000 mAh

    +520 mAh versus i780

  2. 2. i780

    1480 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. A772. i780

Everyday essentials
Everyday essentials — specifications for A77, i780.
SpecificationA77i780
Dimensions (HxWxD)
  • 135 Х 67.2 Х 9.5 mm
  • 115.9 Х 61.3 Х 12.9 mm
Weight
  • 140 g
  • 120 g
Technology
  • TN
  • TFT
Screen size
  • 4.5" inch
  • 2.55" inch
Screen resolution
  • 480 x 854 px
  • 320 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
  • 256 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 1480 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Microsoft Windows Mobile 6.0 Professional
Chipset
  • Spreadtrum SC9832
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for A77, i780.
SpecificationA77i780
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 55.8 cm2
  • 21.0 cm2
Screen format
  • 16:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 61.5%
  • 29.5%
PPI /points per inch/
  • 218 PPI
  • 177 PPI
Camera and Video
Camera and Video — specifications for A77, i780.
SpecificationA77i780
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • VGA videocall camera
Performance

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

Performance — specifications for A77, i780.
SpecificationA77i780
Processor CPU
  • Quad-core 1.3 GHz
  • 32-bit Marvell PXA310 624 MHz
Graphics processor GPU
  • Mali-400
Unknown
Antutu 7 score *
  • 7812
Unknown
General specs
General specs — specifications for A77, i780.
SpecificationA77i780
Release date
  • 2017
  • May
  • 2007
  • September
Colors
  • Gold
  • Silver
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 6099 INR
  • 150 EUR
Battery life Unknown
  • Stand by time- Up to 400 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for A77, i780.
SpecificationA77i780
SIM card
  • Dual SIM (Micro-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 3(1800)
  • 5(850)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.48 W/kg (head) 0.73 W/kg (body) SAR EU - 0.51 W/kg (head)
Music and Audio
Music and Audio — specifications for A77, i780.
SpecificationA77i780
Radio
  • Stereo FM radio with RDS; reco
  • No
Other features
Other features — specifications for A77, i780.
SpecificationA77i780
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Pocket Office -Voice memo -Callia Player
  • Callia Reader -Photo Slides -SmartConverter -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Optical trackpad