LG C900 Optimus 7Q vs T-Mobile Vivacity

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

    Vivacity: 60 g lighter

    C900 Optimus 7Q:
    178 g
    Vivacity:
    118 g
  • Width

    Vivacity: 1.5 mm narrower

    C900 Optimus 7Q:
    59.5 mm
    Vivacity:
    58 mm
  • Depth

    Vivacity: 4.7 mm thinner

    C900 Optimus 7Q:
    15.2 mm
    Vivacity:
    10.5 mm
  • Height

    Vivacity: 4.5 mm shorter

    C900 Optimus 7Q:
    119.5 mm
    Vivacity:
    115 mm
  • Release year

    C900 Optimus 7Q:
    2010
    Vivacity:
    2011

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 +4.5 mm versus Vivacity
    Width:
    59.5 mm +1.5 mm versus Vivacity
    Depth:
    15.2 mm +4.7 mm versus Vivacity
  2. 2. Vivacity

    Height:
    115 mm
    Width:
    58 mm
    Depth:
    10.5 mm

Weight

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

  1. 1. C900 Optimus 7Q

    178 g

    +60 g versus Vivacity

  2. 2. Vivacity

    118 g

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. Vivacity

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

C900 Optimus 7Q: Original memory entry

16 GB · 512 MB RAM · 512 MB ROM

Vivacity: Original memory entry

512 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. C900 Optimus 7Q

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

2. Vivacity

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 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. C900 Optimus 7Q

    1500 mAh

  2. 2. Vivacity

    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. Vivacity

Everyday essentials
Everyday essentials — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
Dimensions (HxWxD)
  • 119.5 Х 59.5 Х 15.2 mm
  • 115 Х 58 Х 10.5 mm
Weight
  • 178 g
  • 118 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 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
  • 512 MB
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 7
  • Android 2.3 (Gingerbread)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 34.9 cm2
  • 34.9 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 49.0%
  • 52.3%
PPI /points per inch/
  • 267 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Performance
Performance — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
Processor CPU
  • 1.0 GHz Scorpion
Unknown
Graphics processor GPU
  • Adreno 200
Unknown
General specs
General specs — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
Release date
  • 2010
  • October
  • 2011
  • November
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 170 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 7 h
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • 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
  • 2.1
  • A2DP
  • Yes
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, Vivacity.
SpecificationC900 Optimus 7QVivacity
Radio
  • Stereo FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for C900 Optimus 7Q, Vivacity.
SpecificationC900 Optimus 7QVivacity
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 - MP4/WMV/H.264 player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer -Voice memo/dial -Predictive text input