Micromax A28 Bolt vs Unnecto Drone XS

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: 24 g lighter

    A28 Bolt:
    89 g
    Drone XS:
    113 g
  • Width

    Drone XS: 1.5 mm narrower

    A28 Bolt:
    62.5 mm
    Drone XS:
    61 mm
  • Depth

    Drone XS: 2 mm thinner

    A28 Bolt:
    12.5 mm
    Drone XS:
    10.5 mm
  • Release year

    A28 Bolt:
    2014
    Drone XS:
    2016

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. A28 Bolt

    Height:
    116.9 mm
    Width:
    62.5 mm +1.5 mm versus Drone XS
    Depth:
    12.5 mm +2 mm versus Drone XS
  2. 2. Drone XS

    Height:
    115 mm
    Width:
    61 mm
    Depth:
    10.5 mm

Weight

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

  1. 1. A28 Bolt

    89 g

  2. 2. Drone XS

    113 g

    +24 g versus A28 Bolt

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. A28 Bolt

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

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

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.

A28 Bolt: Original memory entry

512 MB · 256 MB RAM

Drone XS: 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. A28 Bolt

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

2. Drone XS

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. A28 Bolt

    1500 mAh

    +400 mAh versus Drone XS

  2. 2. Drone XS

    1100 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. A28 Bolt2. Drone XS

Everyday essentials
Everyday essentials — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Dimensions (HxWxD)
  • 116.9 Х 62.5 Х 12.5 mm
  • 115 Х 61 Х 10.5 mm
Weight
  • 89 g
  • 113 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 4.4 (KitKat)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 36.5 cm2
  • 36.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 49.9%
  • 52.0%
PPI /points per inch/
  • 165 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Rear camera, main
  • 0.3 MP
  • Single
  • 3 MP
  • Single
Camera specs Unknown
  • 3 MP
  • PDAF
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • 320p
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
  • AF
Performance
Performance — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Processor CPU
  • 1.0 GHz Cortex-A5
  • 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-300
  • Mali-400
General specs
General specs — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Release date
  • 2014
  • 2016
  • May
Colors
  • Black
  • Black
  • White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 40 EUR
Unknown
Battery life
  • Stand by time- Up to 260 h Talking time- Up to 4 h
  • Stand by time- Up to 160 h (2G) / Up to 140 h (3G) Talking time- Up to 5 h (2G) / Up to 4 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
SIM card
  • Dual SIM (Mini-SIM)
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.0
Music and Audio
Music and Audio — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Radio
  • FM radio
  • recording
  • Stereo FM radio
Other features
Other features — specifications for A28 Bolt, Drone XS.
SpecificationA28 BoltDrone XS
Dop Unknown
  • Sensors Accelerometer
  • gyro
  • proximity