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Haier I6 vs Lava A51

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

    A51: 6.5 mm narrower

    I6:
    72.5 mm
    A51:
    66 mm
  • Screen diagonal

    A51: 1.2 in smaller diagonal

    I6:
    5.7 in
    A51:
    4.5 in
  • Chipset

    I6:
    Mediatek MT6753 (28 nm)
    A51:
    Spreadtrum SC7731C
  • Depth

    I6: 1.6 mm thinner

    I6:
    8.3 mm
    A51:
    9.9 mm
  • Height

    A51: 15.5 mm shorter

    I6:
    151.5 mm
    A51:
    136 mm
  • Release year

    I6:
    2018
    A51:
    2016

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. I6

    Height:
    151.5 mm +15.5 mm versus A51
    Width:
    72.5 mm +6.5 mm versus A51
    Depth:
    8.3 mm
    Weight:
    145 g
  2. 2. A51

    Height:
    136 mm
    Width:
    66 mm
    Depth:
    9.9 mm +1.6 mm versus I6
    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. I6

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. A51

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

I6 has approximately 50.2% more rectangular screen area than A51.

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 I6, A51, compared at the same storage capacity.
StorageI6A51
32 GB 3 GB RAM Unknown
A51: Original memory entry

8 GB · 512 MB 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. I6

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (dedicated slot)

2. A51

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

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. I6

    3300 mAh

    +1550 mAh versus A51

  2. 2. A51

    1750 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. I62. A51

Everyday essentials
Everyday essentials — specifications for I6, A51.
SpecificationI6A51
Dimensions (HxWxD)
  • 151.5 Х 72.5 Х 8.3 mm
  • 136 Х 66 Х 9.9 mm
Weight
  • 145 g
  • 0 g
Technology
  • LTPS IPS LCD
  • TFT
Screen size
  • 5.7" inch
  • 4.5" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Ion
  • 1750 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6753 (28 nm)
  • Spreadtrum SC7731C
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for I6, A51.
SpecificationI6A51
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 55.8 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.3%
  • 62.2%
PPI /points per inch/
  • 282 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for I6, A51.
SpecificationI6A51
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
  • 5 MP
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/4''
  • no AF
  • VGA
Performance
Performance — specifications for I6, A51.
SpecificationI6A51
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-T720MP3
Unknown
General specs
General specs — specifications for I6, A51.
SpecificationI6A51
Release date
  • 2018
  • January
  • 2016
  • October
Colors
  • Black
  • Blue
  • Red
  • Green
  • Gray
  • Black
  • Gold
Battery life Unknown
  • Stand by time- Up to 420 h (3G) Talking time- Up to 10 h 30 min (3G)
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for I6, A51.
SpecificationI6A51
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 40(2300)
  • 41(2500) LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • 28(700)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
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
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.32 W/kg (head) 1.19 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for I6, A51.
SpecificationI6A51
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for I6, A51.
SpecificationI6A51
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer For India