Karbonn S1 Titanium vs Lava A77

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

    S1 Titanium: 1.2 mm narrower

    S1 Titanium:
    66 mm
    A77:
    67.2 mm
  • Release year

    S1 Titanium:
    2013
    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. S1 Titanium

    Height:
    134.6 mm
    Width:
    66 mm
    Depth:
    9.3 mm
    Weight:
    Unknown
  2. 2. A77

    Height:
    135 mm
    Width:
    67.2 mm +1.2 mm versus S1 Titanium
    Depth:
    9.5 mm
    Weight:
    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. S1 Titanium

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. A77

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

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 S1 Titanium, A77, compared at the same storage capacity.
StorageS1 TitaniumA77
4 GB 1 GB RAM Not recorded
8 GB Not recorded 1 GB 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. S1 Titanium

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

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. S1 Titanium

    1600 mAh

  2. 2. A77

    2000 mAh

    +400 mAh versus S1 Titanium

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. S1 Titanium2. A77

Everyday essentials
Everyday essentials — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Dimensions (HxWxD)
  • 134.6 Х 66 Х 9.3 mm
  • 135 Х 67.2 Х 9.5 mm
Weight
  • 0 g
  • 140 g
Technology
  • IPS LCD
  • TN
Screen size
  • 4.5" inch
  • 4.5" inch
Screen resolution
  • 540 x 960 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1600 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Spreadtrum SC9832
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 62.8%
  • 61.5%
PPI /points per inch/
  • 245 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.3 GHz
Graphics processor GPU Unknown
  • Mali-400
Antutu 7 score * Unknown
  • 7812
General specs
General specs — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Release date
  • 2013
  • January
  • 2017
  • May
Colors
  • Black
  • White
  • Gold
  • Silver
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 6099 INR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • 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
  • HSPA
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Yes
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Radio
  • FM radio
  • Stereo FM radio with RDS; reco
Other features
Other features — specifications for S1 Titanium, A77.
SpecificationS1 TitaniumA77
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - For India