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BLU Studio Mini vs Micromax A28 Bolt

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

      A28 Bolt: 98 g lighter

      Studio Mini:
      187 g
      A28 Bolt:
      89 g

    • Width

      A28 Bolt: 9 mm narrower

      Studio Mini:
      71.5 mm
      A28 Bolt:
      62.5 mm

    • Screen diagonal

      A28 Bolt: 2 in smaller diagonal

      Studio Mini:
      5.5 in
      A28 Bolt:
      3.5 in

    • Depth

      Studio Mini: 2.1 mm thinner

      Studio Mini:
      10.4 mm
      A28 Bolt:
      12.5 mm

    • Height

      A28 Bolt: 33.6 mm shorter

      Studio Mini:
      150.5 mm
      A28 Bolt:
      116.9 mm

    • Release year

      Studio Mini:
      2019
      A28 Bolt:
      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. Studio Mini

      Height:
      150.5 mm +33.6 mm versus A28 Bolt
      Width:
      71.5 mm +9 mm versus A28 Bolt
      Depth:
      10.4 mm

    2. 2. A28 Bolt

      Height:
      116.9 mm
      Width:
      62.5 mm
      Depth:
      12.5 mm +2.1 mm versus Studio Mini

    Weight

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

    1. 1. Studio Mini

      187 g

      +98 g versus A28 Bolt

    2. 2. A28 Bolt

      89 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. Studio Mini

      Screen diagonal:
      5.5 in
      Aspect ratio (height:width):
      18:9
      Approximate rectangular screen area:
      78.1 cm²

    2. 2. A28 Bolt

      Screen diagonal:
      3.5 in
      Aspect ratio (height:width):
      3:2
      Approximate rectangular screen area:
      36.5 cm²

    Studio Mini has approximately 114% more rectangular screen area than A28 Bolt.

    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 Studio Mini, A28 Bolt, compared at the same storage capacity.
    StorageStudio MiniA28 Bolt
    32 GB 2 GB RAM Unknown
    A28 Bolt: Original memory entry

    512 MB · 256 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. Studio Mini

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

    2. A28 Bolt

    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. Studio Mini

      3000 mAh

      +1500 mAh versus A28 Bolt

    2. 2. A28 Bolt

      1500 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. Studio Mini2. A28 Bolt

    Everyday essentials
    Everyday essentials — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Dimensions (HxWxD)
    • 150.5 Х 71.5 Х 10.4 mm
    • 116.9 Х 62.5 Х 12.5 mm
    Weight
    • 187 g
    • 89 g
    Technology
    • IPS LCD
    • TFT
    Screen size
    • 5.5" inch
    • 3.5" inch
    Screen resolution
    • 720 x 1440 px
    • 320 x 480 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 32GB 2GB RAM
    • 512 MB
    • 256 MB RAM
    Memory card support
    • microSD
    • up to 64 GB
    • microSD
    • up to 32 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 3000 mAh
    • Removable Li-Po
    • 1500 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Android 2.3 (Gingerbread)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 65K
    Screen area
    • 78.1 cm2
    • 36.5 cm2
    Screen format
    • 18:9 (height:width)
    • 3:2 (height:width)
    Screen to body ratio
    • 72.5%
    • 49.9%
    PPI /points per inch/
    • 293 PPI
    • 165 PPI
    Camera and Video
    Camera and Video — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Rear camera, main
    • 13 MP
    • Single
    • 0.3 MP
    • Single
    Camera specs
    • 13 MP
    • AF
    		 Unknown
    Functions
    • LED flash
    		 Unknown
    Video
    • 1080p@30fps
    • 320p
    Front camera, selfie
    • 8 MP
    • Single
    • 0.3 MP
    • Single
    Specifications
    • 8 MP
    • VGA
    Performance
    Performance — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Processor CPU
    • Octa-core 1.6 GHz Cortex-A55
    • 1.0 GHz Cortex-A5
    Graphics processor GPU
    • IMG8322
    • Mali-300
    General specs
    General specs — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Release date
    • 2019
    • September
    • 2014
    Colors
    • Black
    • Black
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 80 USD
    • 40 EUR
    Battery life
    • Stand by time- Up to 600 h (2G) / Up to 550 h (3G) Talking time- Up to 21 h (2G) / Up to 16 h (3G)
    • Stand by time- Up to 260 h Talking time- Up to 4 h
    Communication and Connectivity
    Communication and Connectivity — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    SIM card
    • Dual SIM (Nano-SIM
    • dual stand-by)
    • Dual SIM (Mini-SIM)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
    • 4(1700/2100)
    • 5(850)
    • 12(700)
    • 17(700)
    		 Unknown
    Speed
    • HSPA 42.2/11.5 Mbps
    • LTE Cat4 150/50 Mbps
    		 Unknown
    GPRS
    • Yes
    • Class 12
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi Direct
    • hotspot
    • Wi-Fi 802.11 b/g/n
    GPS
    • Yes
    • with A-GPS
    • No
    USB
    • microUSB 2.0
    • microUSB
    Bluetooth
    • 4.1
    • A2DP
    • 2.1
    • A2DP
    Music and Audio
    Music and Audio — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Radio
    • FM radio
    • FM radio
    • recording
    Other features
    Other features — specifications for Studio Mini, A28 Bolt.
    SpecificationStudio MiniA28 Bolt
    Dop
    • Sensors Accelerometer
    • proximity
    		 Unknown

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