Micromax A75 vs Vertu Constellation Quest

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

    A75: 29.6 g lighter

    A75:
    135.4 g
    Constellation Quest:
    165 g
  • Width

    Constellation Quest: 2.7 mm narrower

    A75:
    63.5 mm
    Constellation Quest:
    60.8 mm
  • Screen diagonal

    Constellation Quest: 1.29 in smaller diagonal

    A75:
    3.75 in
    Constellation Quest:
    2.46 in
  • Depth

    A75: 1.8 mm thinner

    A75:
    10.9 mm
    Constellation Quest:
    12.7 mm
  • Height

    Constellation Quest: 3.8 mm shorter

    A75:
    120 mm
    Constellation Quest:
    116.2 mm
  • Release year

    A75:
    2011
    Constellation Quest:
    2010

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. A75

    Height:
    120 mm +3.8 mm versus Constellation Quest
    Width:
    63.5 mm +2.7 mm versus Constellation Quest
    Depth:
    10.9 mm
  2. 2. Constellation Quest

    Height:
    116.2 mm
    Width:
    60.8 mm
    Depth:
    12.7 mm +1.8 mm versus A75

Weight

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

  1. 1. A75

    135.4 g

  2. 2. Constellation Quest

    165 g

    +29.6 g versus A75

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. A75

    Screen diagonal:
    3.75 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    41.9 cm²
  2. 2. Constellation Quest

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

A75 has approximately 123.4% more rectangular screen area than Constellation Quest.

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.

Constellation Quest: Original memory entry

8 GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A75

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

2. Constellation Quest

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

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. A75

    1300 mAh

  2. 2. Constellation Quest

    1500 mAh

    +200 mAh versus A75

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. A752. Constellation Quest

Everyday essentials
Everyday essentials — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Dimensions (HxWxD)
  • 120 Х 63.5 Х 10.9 mm
  • 116.2 Х 60.8 Х 12.7 mm
Weight
  • 135.4 g
  • 165 g
Technology
  • TFT
  • TFT
Screen size
  • 3.75" inch
  • 2.46" inch
Screen resolution
  • 320 x 480 px
  • 640 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 8 GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 32 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 2.3 (Gingerbread)
  • Symbian OS
Chipset
  • Mediatek MT6573 (65 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Touchscreen
  • capacitive touchscreen
Unknown
Display colors Unknown
  • 16M
Screen area
  • 41.9 cm2
  • 18.7 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 55.0%
  • 26.5%
PPI /points per inch/
  • 154 PPI
  • 325 PPI
Camera and Video
Camera and Video — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • Dual-LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Processor CPU
  • 650 MHz Cortex-A9
Unknown
Graphics processor GPU
  • PowerVR SGX531
Unknown
General specs
General specs — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Release date
  • 2011
  • December
  • 2010
  • October
Colors
  • Black
  • Silver
  • Pink
  • Black
  • Brown
  • Yellow Gold
  • Carbon fibre with gold
  • Carbon fibre
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 6140 EUR
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 5 h
  • Stand by time- Up to 350 h (2G) / Up to 430 h (3G) Talking time- Up to 7 h 30 min (2G) / Up to 5 h 40 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 10.2/2 Mbps
GPRS
  • Class 12
  • Class 32
Edge
  • Class 12
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • DLNA
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for A75, Constellation Quest.
SpecificationA75Constellation Quest
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/AAC player -MP4/H.263 player -Organizer -Photo/video editor -Document editor -Voice memo/dial/commands -Predictive text input
  • Sensors Accelerometer
  • compass - Facebook
  • Twitter apps -MP4/H.263 player -MP3/WMA/WAV/eAAC+ player -QuickOffice editor (Word
  • Excel
  • PowerPoint) -PDF viewer -Voice memo/dial/commands -Organizer -Vertu Concierge service -Predictive text input - Optical trackpad