Lava A51 vs Vodafone Smart 4 mini

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.

  • Width

    Smart 4 mini: 1.6 mm narrower

    A51:
    66 mm
    Smart 4 mini:
    64.4 mm
  • Screen diagonal

    Smart 4 mini: 0.5 in smaller diagonal

    A51:
    4.5 in
    Smart 4 mini:
    4 in
  • Chipset

    A51:
    Spreadtrum SC7731C
    Smart 4 mini:
    Mediatek MT6572 (28 nm)
  • Depth

    A51: 2.4 mm thinner

    A51:
    9.9 mm
    Smart 4 mini:
    12.3 mm
  • Height

    Smart 4 mini: 14.4 mm shorter

    A51:
    136 mm
    Smart 4 mini:
    121.6 mm
  • Release year

    A51:
    2016
    Smart 4 mini:
    2014

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. A51

    Height:
    136 mm +14.4 mm versus Smart 4 mini
    Width:
    66 mm +1.6 mm versus Smart 4 mini
    Depth:
    9.9 mm
    Weight:
    Unknown
  2. 2. Smart 4 mini

    Height:
    121.6 mm
    Width:
    64.4 mm
    Depth:
    12.3 mm +2.4 mm versus A51
    Weight:
    117 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. A51

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Smart 4 mini

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

A51 has approximately 22.6% more rectangular screen area than Smart 4 mini.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

A51: Original memory entry

8 GB · 512 MB RAM

Smart 4 mini: Original memory entry

4 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. Smart 4 mini

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. A51

    1750 mAh

    +350 mAh versus Smart 4 mini

  2. 2. Smart 4 mini

    1400 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. A512. Smart 4 mini

Everyday essentials
Everyday essentials — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Dimensions (HxWxD)
  • 136 Х 66 Х 9.9 mm
  • 121.6 Х 64.4 Х 12.3 mm
Weight
  • 0 g
  • 117 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1750 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Spreadtrum SC7731C
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 62.2%
  • 58.2%
PPI /points per inch/
  • 218 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 MP
Functions
  • LED flash
  • panorama
Unknown
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
Antutu 7 score * Unknown
  • 3890
General specs
General specs — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Release date
  • 2016
  • October
  • 2014
  • April
Colors
  • Gray
  • Black
  • Gold
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 50 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 600 h (2G) / Up to 600 h (3G) Talking time- Up to 8 h (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA
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
  • 2.1
  • EDR
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.66 W/kg (head)
Music and Audio
Music and Audio — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A51, Smart 4 mini.
SpecificationA51Smart 4 mini
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer
  • proximity - Also known as Vodafone 785