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Lava A51 vs Sony Xperia E4

Compare recorded specifications, size and practical differences.

Lava A51

Lava A51

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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.

  • WidthA51: 8.6 mm narrowerA51: 66 mm · Xperia E4: 74.6 mm
  • Screen diagonalA51: 0.5 in smaller diagonalA51: 4.5 in · Xperia E4: 5 in
  • ChipsetSpreadtrum SC7731C / Mediatek MT6582 (28 nm)A51: Spreadtrum SC7731C · Xperia E4: Mediatek MT6582 (28 nm)
  • DepthA51: 0.6 mm thinnerA51: 9.9 mm · Xperia E4: 10.5 mm
  • Release year2016 / 2015A51: 2016 · Xperia E4: 2015

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.

Front
A51: 136 × 66 mm 1 Xperia E4: 137 × 74.6 mm 2
Side
A51: 136 × 9.9 mm 1 Xperia E4: 137 × 10.5 mm 2
  1. 1. A51
    Height
    136 mm
    Width
    66 mm
    Depth
    9.9 mm
    Weight
    Unknown
  2. 2. Xperia E4
    Height
    137 mm
    Width
    74.6 mm+8.6 mm versus A51
    Depth
    10.5 mm+0.6 mm versus A51
    Weight
    144 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.

Screen size
A51: 4.5 in, 16:9, About 55.8 cm² rectangular area 1 Xperia E4: 5 in, 16:9, About 68.9 cm² rectangular area 2
  1. 1. A51 4.5 in · 16:9 About 55.8 cm² rectangular area
  2. 2. Xperia E4 5 in · 16:9 About 68.9 cm² rectangular area

Xperia E4 has approximately 23.5% 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 by storage capacity and phone
StorageA51Xperia E4
8 GB Unknown 1 GB RAM
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. A51

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

2. Xperia E4

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 capacity

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

  1. 1. A511750 mAh
  2. 2. Xperia E42300 mAh

    +550 mAh versus A51

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. A512. Xperia E4

Everyday essentials
Everyday essentials
SpecificationA51Xperia E4
Dimensions (HxWxD)
  • 136 Х 66 Х 9.9 mm
  • 137 Х 74.6 Х 10.5 mm
Weight
  • 0 g
  • 144 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 540 x 960 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1750 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.4.4 (KitKat)
Chipset
  • Spreadtrum SC7731C
  • Mediatek MT6582 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA51Xperia E4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 62.2%
  • 67.4%
PPI /points per inch/
  • 218 PPI
  • 220 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video
SpecificationA51Xperia E4
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
  • f/2.6
Functions
  • LED flash
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
  • f/2.8
Performance
Performance
SpecificationA51Xperia E4
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 17822
General specs
General specs
SpecificationA51Xperia E4
Release date
  • 2016
  • October
  • 2015
  • February
Colors
  • Gray
  • Black
  • Gold
  • Black
  • White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life
  • Stand by time- Up to 420 h (3G) Talking time- Up to 10 h 30 min (3G)
  • Stand by time- Up to 696 h (2G) / Up to 653 h (3G) Talking time- Up to 12 h (2G) / Up to 12 h 40 min (3G) Music play - Up to 48 h
Communication and Connectivity
Communication and Connectivity
SpecificationA51Xperia E4
SIM card
  • Dual SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Up to 107 kbps
Edge
  • Yes
  • Up to 296 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • EDR
  • 4.1
  • A2DP
  • aptX
Harmful irradiation Unknown
  • SAR - 1.01 W/kg (head) 0.77 W/kg (body) SAR EU - 0.62 W/kg (head) 0.58 W/kg (body)
Music and Audio
Music and Audio
SpecificationA51Xperia E4
Radio
  • FM radio
  • FM radio
  • RDS
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationA51Xperia E4
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer
  • proximity