BLU Dash M2 vs Unnecto Air 4.5

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.

  • Weight

    Air 4.5: 61.4 g lighter

    Dash M2:
    172 g
    Air 4.5:
    110.6 g
  • Width

    Air 4.5: 7.4 mm narrower

    Dash M2:
    73.4 mm
    Air 4.5:
    66 mm
  • Screen diagonal

    Air 4.5: 0.5 in smaller diagonal

    Dash M2:
    5 in
    Air 4.5:
    4.5 in
  • Depth

    Air 4.5: 1.5 mm thinner

    Dash M2:
    9.8 mm
    Air 4.5:
    8.3 mm
  • Height

    Air 4.5: 11.1 mm shorter

    Dash M2:
    145 mm
    Air 4.5:
    133.9 mm
  • Release year

    Dash M2:
    2016
    Air 4.5:
    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.

  1. 1. Dash M2

    Height:
    145 mm +11.1 mm versus Air 4.5
    Width:
    73.4 mm +7.4 mm versus Air 4.5
    Depth:
    9.8 mm +1.5 mm versus Air 4.5
  2. 2. Air 4.5

    Height:
    133.9 mm
    Width:
    66 mm
    Depth:
    8.3 mm

Weight

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

  1. 1. Dash M2

    172 g

    +61.4 g versus Air 4.5

  2. 2. Air 4.5

    110.6 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. Dash M2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Air 4.5

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

Dash M2 has approximately 23.5% more rectangular screen area than Air 4.5.

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 M2, Air 4.5, compared at the same storage capacity.
StorageDash M2Air 4.5
8 GB Unknown 1 GB RAM
Dash M2: 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. Dash M2

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

2. Air 4.5

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

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 M2

    2000 mAh

    +300 mAh versus Air 4.5

  2. 2. Air 4.5

    1700 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. Dash M22. Air 4.5

Everyday essentials
Everyday essentials — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Dimensions (HxWxD)
  • 145 Х 73.4 Х 9.8 mm
  • 133.9 Х 66 Х 8.3 mm
Weight
  • 172 g
  • 110.6 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Po
  • 1700 mAh
  • Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.4.2 (KitKat)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 64.7%
  • 63.1%
PPI /points per inch/
  • 196 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@60fps
Front camera, selfie
  • 2 MP
  • Single
  • 3 MP
  • Single
Specifications
  • 2 MP
  • 3 MP
Performance
Performance — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Mali-400
  • Mali-450MP4
General specs
General specs — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Release date
  • 2016
  • April
  • 2015
  • January
Colors
  • Black
  • Gold
  • White
  • Rose Gold
  • Black
  • White
  • Gray
Battery life
  • Stand by time- Up to 800 h (2G) / Up to 700 h (3G) Talking time- Up to 26 h (2G) / Up to 14 h (3G)
  • Stand by time- Up to 120 h (3G) Talking time- Up to 8 h (3G) Music play - Up to 24 h
Communication and Connectivity
Communication and Connectivity — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual 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
Speed
  • HSPA 21.1/5.76 Mbps
  • 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
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for Dash M2, Air 4.5.
SpecificationDash M2Air 4.5
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer