Haier G51 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: 15 g lighter

    G51:
    155 g
    A77:
    140 g
  • Width

    A77: 5.7 mm narrower

    G51:
    72.9 mm
    A77:
    67.2 mm
  • Screen diagonal

    A77: 0.5 in smaller diagonal

    G51:
    5 in
    A77:
    4.5 in
  • Chipset

    G51:
    Mediatek MT6737M (28 nm)
    A77:
    Spreadtrum SC9832
  • Height

    A77: 7.6 mm shorter

    G51:
    142.6 mm
    A77:
    135 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. G51

    Height:
    142.6 mm +7.6 mm versus A77
    Width:
    72.9 mm +5.7 mm versus A77
    Depth:
    9.1 mm
  2. 2. A77

    Height:
    135 mm
    Width:
    67.2 mm
    Depth:
    9.5 mm

Weight

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

  1. 1. G51

    155 g

    +15 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. G51

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

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

G51 has approximately 23.5% more rectangular screen area than A77.

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 G51, A77, compared at the same storage capacity.
StorageG51A77
8 GB Recorded for all phones 1 GB RAM 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. G51

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. G51

    2000 mAh

  2. 2. A77

    2000 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. G512. A77

Everyday essentials
Everyday essentials — specifications for G51, A77.
SpecificationG51A77
Dimensions (HxWxD)
  • 142.6 Х 72.9 Х 9.1 mm
  • 135 Х 67.2 Х 9.5 mm
Weight
  • 155 g
  • 140 g
Technology
  • IPS LCD
  • TN
Screen size
  • 5" inch
  • 4.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 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.
  • 2000 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6737M (28 nm)
  • Spreadtrum SC9832
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G51, A77.
SpecificationG51A77
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.3%
  • 61.5%
PPI /points per inch/
  • 196 PPI
  • 218 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for G51, A77.
SpecificationG51A77
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • f/2.0
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • f/2.4
  • 5 MP
Performance

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

Performance — specifications for G51, A77.
SpecificationG51A77
Processor CPU
  • Quad-core 1.25 GHz Cortex-A53
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Mali-T720MP1
  • Mali-400
Antutu 7 score *
  • 29322
  • 7812
General specs
General specs — specifications for G51, A77.
SpecificationG51A77
Release date
  • 2017
  • 2017
  • May
Colors
  • Black
  • Gold
  • White
  • Blue
  • Gold
  • Silver
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 6099 INR
Communication and Connectivity
Communication and Connectivity — specifications for G51, A77.
SpecificationG51A77
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 HSDPA 850 / 1900 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 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 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • 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
  • Wi-Fi Direct
  • 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
  • 4.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.71 W/kg (head) 1.11 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for G51, A77.
SpecificationG51A77
Radio
  • FM radio
  • Stereo FM radio with RDS; reco
Other features
Other features — specifications for G51, A77.
SpecificationG51A77
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - For India