LG Quantum vs Micromax Q391 Canvas Doodle 4

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Quantum: 25.8 mm narrower

    Quantum:
    59.5 mm
    Q391 Canvas Doodle 4:
    85.3 mm
  • Screen diagonal

    Quantum: 2.5 in smaller diagonal

    Quantum:
    3.5 in
    Q391 Canvas Doodle 4:
    6 in
  • Chipset

    Quantum:
    Qualcomm QSD8650 Snapdragon S1
    Q391 Canvas Doodle 4:
    Mediatek MT6582M (28 nm)
  • Depth

    Q391 Canvas Doodle 4: 6.7 mm thinner

    Quantum:
    15.2 mm
    Q391 Canvas Doodle 4:
    8.5 mm
  • Height

    Quantum: 46 mm shorter

    Quantum:
    119.5 mm
    Q391 Canvas Doodle 4:
    165.5 mm
  • Release year

    Quantum:
    2010
    Q391 Canvas Doodle 4:
    2015

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. Quantum

    Height:
    119.5 mm
    Width:
    59.5 mm
    Depth:
    15.2 mm +6.7 mm versus Q391 Canvas Doodle 4
    Weight:
    176 g
  2. 2. Q391 Canvas Doodle 4

    Height:
    165.5 mm +46 mm versus Quantum
    Width:
    85.3 mm +25.8 mm versus Quantum
    Depth:
    8.5 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. Quantum

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. Q391 Canvas Doodle 4

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

Q391 Canvas Doodle 4 has approximately 184.6% more rectangular screen area than Quantum.

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 Quantum, Q391 Canvas Doodle 4, compared at the same storage capacity.
StorageQuantumQ391 Canvas Doodle 4
8 GB Unknown 1 GB RAM
Quantum: Original memory entry

16 GB · 512 MB RAM · 512 MB ROM

Practical features

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

1. Quantum

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

2. Q391 Canvas Doodle 4

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. Quantum

    1500 mAh

  2. 2. Q391 Canvas Doodle 4

    3000 mAh

    +1500 mAh versus Quantum

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. Quantum2. Q391 Canvas Doodle 4

Everyday essentials
Everyday essentials — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Dimensions (HxWxD)
  • 119.5 Х 59.5 Х 15.2 mm
  • 165.5 Х 85.3 Х 8.5 mm
Weight
  • 176 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 6" inch
Screen resolution
  • 480 x 800 px
  • 540 x 960 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 7
  • Android 5.0 (Lollipop)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
  • Mediatek MT6582M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 34.9 cm2
  • 99.2 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 49.0%
  • 70.3%
PPI /points per inch/
  • 267 PPI
  • 184 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance
Performance — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Processor CPU
  • 1.0 GHz Scorpion
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 200
  • Mali-400MP2
General specs
General specs — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Release date
  • 2010
  • October
  • 2015
  • May
Colors
  • Black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 140 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 6 h
  • Stand by time- Up to 300 h Talking time- Up to 10 h
Communication and Connectivity
Communication and Connectivity — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
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
  • 3.0
Harmful irradiation
  • SAR - 0.35 W/kg (head) 0.30 W/kg (body)
  • SAR EU - 0.20 W/kg (head) 0.57 W/kg (body)
Music and Audio
Music and Audio — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for Quantum, Q391 Canvas Doodle 4.
SpecificationQuantumQ391 Canvas Doodle 4
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer/editor -Voice memo/dial/command -Predictive text input - For AT&T
  • Sensors Accelerometer
  • proximity