Lava A51 vs Lenovo P2

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

    A51: 10 mm narrower

    A51:
    66 mm
    P2:
    76 mm
  • Screen diagonal

    A51: 1 in smaller diagonal

    A51:
    4.5 in
    P2:
    5.5 in
  • Chipset

    A51:
    Spreadtrum SC7731C
    P2:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Depth

    P2: 1.6 mm thinner

    A51:
    9.9 mm
    P2:
    8.3 mm
  • Height

    A51: 17 mm shorter

    A51:
    136 mm
    P2:
    153 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. A51

    Height:
    136 mm
    Width:
    66 mm
    Depth:
    9.9 mm +1.6 mm versus P2
    Weight:
    Unknown
  2. 2. P2

    Height:
    153 mm +17 mm versus A51
    Width:
    76 mm +10 mm versus A51
    Depth:
    8.3 mm
    Weight:
    177 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. P2

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

P2 has approximately 49.4% 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.

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

A51: Original memory entry

8 GB · 512 MB RAM

P2: Original memory entry

64 GB · 4 GB RAM 32 GB · 3/4 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. A51

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

2. P2

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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

  2. 2. P2

    5100 mAh

    +3350 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. P2

Everyday essentials
Everyday essentials — specifications for A51, P2.
SpecificationA51P2
Dimensions (HxWxD)
  • 136 Х 66 Х 9.9 mm
  • 153 Х 76 Х 8.3 mm
Weight
  • 0 g
  • 177 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3/4 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1750 mAh
  • Removable Li-Ion
  • 5100 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 6.0.1 (Marshmallow)
  • upgradable to 7.0 (Nougat)
Chipset
  • Spreadtrum SC7731C
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A51, P2.
SpecificationA51P2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 62.2%
  • 71.7%
PPI /points per inch/
  • 218 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for A51, P2.
SpecificationA51P2
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • 13 MP
  • f/2.0
  • 21mm (ultrawide)
  • 1/3''
  • 1.12µm
  • PDAF
Functions
  • LED flash
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for A51, P2.
SpecificationA51P2
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 506
GeekBench 4 Single Core * Unknown
  • 847
GeekBench 4 Multi-Core * Unknown
  • 3835
GeekBench 4 RenderScript * Unknown
  • 3206
GeekBench 5 Single Core * Unknown
  • 169
GeekBench 5 Multi-Core * Unknown
  • 991
General specs
General specs — specifications for A51, P2.
SpecificationA51P2
Release date
  • 2016
  • October
  • 2016
  • September
Colors
  • Gray
  • Black
  • Gold
  • Champagne Gold
  • Graphite gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 240 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 768 h (3G) Talking time- Up to 79 h (3G)
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A51, P2.
SpecificationA51P2
SIM card
  • Dual SIM
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.1
  • EDR
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A51, P2.
SpecificationA51P2
Radio
  • FM radio
  • FM radio; recording
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A51, P2.
SpecificationA51P2
Dop
  • Sensors Accelerometer For India
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - Also known as Lenovo P2 P2a42
  • Lenovo Vibe P2