Micromax A75 vs QMobile Noir X450

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: 14.6 g lighter

    A75:
    135.4 g
    Noir X450:
    150 g
  • Width

    A75: 10.8 mm narrower

    A75:
    63.5 mm
    Noir X450:
    74.3 mm
  • Screen diagonal

    A75: 1.25 in smaller diagonal

    A75:
    3.75 in
    Noir X450:
    5 in
  • Chipset

    A75:
    Mediatek MT6573 (65 nm)
    Noir X450:
    Mediatek MT6582M (28 nm)
  • Depth

    Noir X450: 2.3 mm thinner

    A75:
    10.9 mm
    Noir X450:
    8.6 mm
  • Height

    A75: 22.8 mm shorter

    A75:
    120 mm
    Noir X450:
    142.8 mm

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
    Width:
    63.5 mm
    Depth:
    10.9 mm +2.3 mm versus Noir X450
  2. 2. Noir X450

    Height:
    142.8 mm +22.8 mm versus A75
    Width:
    74.3 mm +10.8 mm versus A75
    Depth:
    8.6 mm

Weight

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

  1. 1. A75

    135.4 g

  2. 2. Noir X450

    150 g

    +14.6 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. Noir X450

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

Noir X450 has approximately 64.6% more rectangular screen area than A75.

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 A75, Noir X450, compared at the same storage capacity.
StorageA75Noir X450
8 GB Unknown 1 GB 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. A75

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

2. Noir X450

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. A75

    1300 mAh

  2. 2. Noir X450

    1950 mAh

    +650 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. Noir X450

Everyday essentials
Everyday essentials — specifications for A75, Noir X450.
SpecificationA75Noir X450
Dimensions (HxWxD)
  • 120 Х 63.5 Х 10.9 mm
  • 142.8 Х 74.3 Х 8.6 mm
Weight
  • 135.4 g
  • 150 g
Technology
  • TFT
  • TFT
Screen size
  • 3.75" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 8 GB
  • 1 GB 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.
  • 1300 mAh
  • Removable Li-Ion
  • 1950 mAh
  • Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6573 (65 nm)
  • Mediatek MT6582M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A75, Noir X450.
SpecificationA75Noir X450
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 41.9 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.0%
  • 64.9%
PPI /points per inch/
  • 154 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for A75, Noir X450.
SpecificationA75Noir X450
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance
Performance — specifications for A75, Noir X450.
SpecificationA75Noir X450
Processor CPU
  • 650 MHz Cortex-A9
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR SGX531
  • Mali-400MP2
General specs
General specs — specifications for A75, Noir X450.
SpecificationA75Noir X450
Release date
  • 2011
  • December
  • 2015
  • May
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 160 EUR
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 5 h
  • Stand by time- Up to 162 h (2G) / Up to 108 h (3G) Talking time- Up to 13 h 30 min (2G) / Up to 9 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A75, Noir X450.
SpecificationA75Noir X450
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • DLNA
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A75, Noir X450.
SpecificationA75Noir X450
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A75, Noir X450.
SpecificationA75Noir X450
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
  • proximity
  • compass