LG C900 Optimus 7Q vs QMobile Noir A75

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.

  • Width

    C900 Optimus 7Q: 7.5 mm narrower

    C900 Optimus 7Q:
    59.5 mm
    Noir A75:
    67 mm
  • Screen diagonal

    C900 Optimus 7Q: 1 in smaller diagonal

    C900 Optimus 7Q:
    3.5 in
    Noir A75:
    4.5 in
  • Chipset

    C900 Optimus 7Q:
    Qualcomm QSD8650 Snapdragon S1
    Noir A75:
    Mediatek MT6572 (28 nm)
  • Depth

    Noir A75: 5.2 mm thinner

    C900 Optimus 7Q:
    15.2 mm
    Noir A75:
    10 mm
  • Height

    C900 Optimus 7Q: 15.5 mm shorter

    C900 Optimus 7Q:
    119.5 mm
    Noir A75:
    135 mm
  • Release year

    C900 Optimus 7Q:
    2010
    Noir A75:
    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. C900 Optimus 7Q

    Height:
    119.5 mm
    Width:
    59.5 mm
    Depth:
    15.2 mm +5.2 mm versus Noir A75
    Weight:
    178 g
  2. 2. Noir A75

    Height:
    135 mm +15.5 mm versus C900 Optimus 7Q
    Width:
    67 mm +7.5 mm versus C900 Optimus 7Q
    Depth:
    10 mm
    Weight:
    Unknown

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. C900 Optimus 7Q

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. Noir A75

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

Noir A75 has approximately 60.1% more rectangular screen area than C900 Optimus 7Q.

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.

C900 Optimus 7Q: Original memory entry

16 GB · 512 MB RAM · 512 MB ROM

Noir A75: 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. C900 Optimus 7Q

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

2. Noir A75

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. C900 Optimus 7Q

    1500 mAh

  2. 2. Noir A75

    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. C900 Optimus 7Q2. Noir A75

Everyday essentials
Everyday essentials — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Dimensions (HxWxD)
  • 119.5 Х 59.5 Х 15.2 mm
  • 135 Х 67 Х 10 mm
Weight
  • 178 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 4.5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
  • 4 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Li-Ion
Operating system OS
  • Microsoft Windows Phone 7
  • Android 4.2 (Jelly Bean)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 34.9 cm2
  • 55.8 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 49.0%
  • 61.7%
PPI /points per inch/
  • 267 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Processor CPU
  • 1.0 GHz Scorpion
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU
  • Adreno 200
  • Mali-400
General specs
General specs — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Release date
  • 2010
  • October
  • 2014
  • May
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 80 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 7 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • A-GPS only
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.35 W/kg (head) 0.30 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for C900 Optimus 7Q, Noir A75.
SpecificationC900 Optimus 7QNoir A75
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer/editor -Voice memo -Predictive text input - Also known as LG Optimus Quantum
  • Sensors Accelerometer
  • proximity
  • compass