Lava A51 vs Spice Stellar 440 (Mi-440)

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

    Stellar 440 (Mi-440): 2.2 mm narrower

    A51:
    66 mm
    Stellar 440 (Mi-440):
    63.8 mm
  • Screen diagonal

    Stellar 440 (Mi-440): 0.5 in smaller diagonal

    A51:
    4.5 in
    Stellar 440 (Mi-440):
    4 in
  • Chipset

    A51:
    Spreadtrum SC7731C
    Stellar 440 (Mi-440):
    Mediatek MT6572 (28 nm)
  • Depth

    A51: 1.6 mm thinner

    A51:
    9.9 mm
    Stellar 440 (Mi-440):
    11.5 mm
  • Height

    Stellar 440 (Mi-440): 8.4 mm shorter

    A51:
    136 mm
    Stellar 440 (Mi-440):
    127.6 mm
  • Release year

    A51:
    2016
    Stellar 440 (Mi-440):
    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 +8.4 mm versus Stellar 440 (Mi-440)
    Width:
    66 mm +2.2 mm versus Stellar 440 (Mi-440)
    Depth:
    9.9 mm
    Weight:
    Unknown
  2. 2. Stellar 440 (Mi-440)

    Height:
    127.6 mm
    Width:
    63.8 mm
    Depth:
    11.5 mm +1.6 mm versus A51
    Weight:
    119 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. Stellar 440 (Mi-440)

    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 Stellar 440 (Mi-440).

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

Stellar 440 (Mi-440): 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. Stellar 440 (Mi-440)

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 Stellar 440 (Mi-440)

  2. 2. Stellar 440 (Mi-440)

    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. Stellar 440 (Mi-440)

Everyday essentials
Everyday essentials — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Dimensions (HxWxD)
  • 136 Х 66 Х 9.9 mm
  • 127.6 Х 63.8 Х 11.5 mm
Weight
  • 0 g
  • 119 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
  • Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.4.2 (KitKat)
Chipset
  • Spreadtrum SC7731C
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 62.2%
  • 55.9%
PPI /points per inch/
  • 218 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 MP
Functions
  • LED flash
  • panorama
  • LED flash
Video
  • Yes
  • 480p@25fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
General specs
General specs — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Release date
  • 2016
  • October
  • 2014
  • December
Colors
  • Gray
  • Black
  • Gold
  • Gray
Battery life
  • Stand by time- Up to 420 h (3G) Talking time- Up to 10 h 30 min (3G)
  • Stand by time- Up to 72 h Talking time- Up to 8 h Music play - Up to 15 h
Communication and Connectivity
Communication and Connectivity — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
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 900 / 1800
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
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
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.58 W/kg (head)
Music and Audio
Music and Audio — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A51, Stellar 440 (Mi-440).
SpecificationA51Stellar 440 (Mi-440)
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer