Micromax A28 Bolt vs Philips D633

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: 65 g lighter

    A28 Bolt:
    89 g
    D633:
    154 g
  • Width

    A28 Bolt: 1.4 mm narrower

    A28 Bolt:
    62.5 mm
    D633:
    63.9 mm
  • Screen diagonal

    A28 Bolt: 0.5 in smaller diagonal

    A28 Bolt:
    3.5 in
    D633:
    4 in
  • Depth

    D633: 1 mm thinner

    A28 Bolt:
    12.5 mm
    D633:
    11.5 mm
  • Height

    A28 Bolt: 8.5 mm shorter

    A28 Bolt:
    116.9 mm
    D633:
    125.4 mm
  • Release year

    A28 Bolt:
    2014
    D633:
    2012

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
    Depth:
    12.5 mm +1 mm versus D633
  2. 2. D633

    Height:
    125.4 mm +8.5 mm versus A28 Bolt
    Width:
    63.9 mm +1.4 mm versus A28 Bolt
    Depth:
    11.5 mm

Weight

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

  1. 1. A28 Bolt

    89 g

  2. 2. D633

    154 g

    +65 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. D633

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

D633 has approximately 24.8% 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.

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

A28 Bolt: Original memory entry

512 MB · 256 MB RAM

D633: Original memory entry

60 MB

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. D633

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. A28 Bolt

    1500 mAh

  2. 2. D633

    1630 mAh

    +130 mAh versus A28 Bolt

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. D633

Everyday essentials
Everyday essentials — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Dimensions (HxWxD)
  • 116.9 Х 62.5 Х 12.5 mm
  • 125.4 Х 63.9 Х 11.5 mm
Weight
  • 89 g
  • 154 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 60 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1630 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 2.3 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 36.5 cm2
  • 45.5 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 49.9%
  • 56.8%
PPI /points per inch/
  • 165 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Rear camera, main
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Camera specs Unknown
  • 5 MP
  • AF
Video
  • 320p
  • 480p
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Processor CPU
  • 1.0 GHz Cortex-A5
  • 1.0 GHz
Graphics processor GPU
  • Mali-300
Unknown
General specs
General specs — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Release date
  • 2014
  • 2012
  • June
Colors
  • Black
  • White
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 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Speed Unknown
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Class 12
  • No
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Radio
  • FM radio
  • recording
  • No
Other features
Other features — specifications for A28 Bolt, D633.
SpecificationA28 BoltD633
Dop Unknown
  • Sensors Accelerometer
  • proximity - MP3/WAV/AAC+ player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input