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BLU Dash L4 vs Oppo A31

Compare recorded specifications, size and practical differences.

BLU Dash L4

BLU Dash L4

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Oppo A31

Oppo A31

Replace A31
Remove A31
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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.

  • Weight

    Dash L4: 61 g lighter

    Dash L4:
    119 g
    A31:
    180 g
  • Width

    Dash L4: 11.4 mm narrower

    Dash L4:
    64.1 mm
    A31:
    75.5 mm
  • Screen diagonal

    Dash L4: 2.5 in smaller diagonal

    Dash L4:
    4 in
    A31:
    6.5 in
  • Rear camera layout

    Dash L4:
    Single
    A31:
    Triple
  • Depth

    A31: 2.2 mm thinner

    Dash L4:
    10.5 mm
    A31:
    8.3 mm
  • Height

    Dash L4: 37.1 mm shorter

    Dash L4:
    126.8 mm
    A31:
    163.9 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. Dash L4

    Height:
    126.8 mm
    Width:
    64.1 mm
    Depth:
    10.5 mm +2.2 mm versus A31
  2. 2. A31

    Height:
    163.9 mm +37.1 mm versus Dash L4
    Width:
    75.5 mm +11.4 mm versus Dash L4
    Depth:
    8.3 mm

Weight

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

  1. 1. Dash L4

    119 g

  2. 2. A31

    180 g

    +61 g versus Dash L4

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. Dash L4

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. A31

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²

A31 has approximately 124% more rectangular screen area than Dash L4.

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 Dash L4, A31, compared at the same storage capacity.
StorageDash L4A31
128 GB Unknown 4 GB RAM
Dash L4: 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. Dash L4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. A31

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. Dash L4

    1700 mAh

  2. 2. A31

    4230 mAh

    +2530 mAh versus Dash L4

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. Dash L42. A31

Everyday essentials
Everyday essentials — specifications for Dash L4, A31.
SpecificationDash L4A31
Dimensions (HxWxD)
  • 126.8 Х 64.1 Х 10.5 mm
  • 163.9 Х 75.5 Х 8.3 mm
Weight
  • 119 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 6.5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1600 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 128GB 4GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Removable Li-Po
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Mediatek MT6570 (28 nm)
  • Mediatek MT6765V/CB Helio P35 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Dash L4, A31.
SpecificationDash L4A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 102.0 cm2
Screen format
  • 5:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 56.0%
  • 82.4%
PPI /points per inch/
  • 233 PPI
  • 270 PPI
Camera and Video
Camera and Video — specifications for Dash L4, A31.
SpecificationDash L4A31
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 5 MP
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
Functions
  • LED flash
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 2 MP
  • 8 MP
  • f/2.0
Performance
Performance — specifications for Dash L4, A31.
SpecificationDash L4A31
Processor CPU
  • Dual-core 1.3 GHz
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400
  • PowerVR GE8320
Antutu 8 score Legacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 105221
General specs
General specs — specifications for Dash L4, A31.
SpecificationDash L4A31
Release date
  • 2017
  • December
  • 2020
  • February 13
Colors
  • Black
  • Gold
  • Rose Gold
  • Silver
  • Red
  • Fantasy White
  • Mystery Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 USD
  • 180 EUR
Battery life
  • Stand by time- Up to 500 h (2G) / Up to 550 h (3G) Talking time- Up to 18 h (2G) / Up to 15 h (3G)
Unknown
Body build Unknown
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Dash L4, A31.
SpecificationDash L4A31
SIM card
  • Dual SIM (Mini-SIM/Micro-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Dash L4, A31.
SpecificationDash L4A31
Radio Unknown
  • FM radio
Others Unknown
  • 480 nits typ. brightness
Other features
Other features — specifications for Dash L4, A31.
SpecificationDash L4A31
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass