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LG Quantum vs Xiaomi Redmi

Compare recorded specifications, size and practical differences.

LG Quantum

LG Quantum

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Xiaomi Redmi

Xiaomi Redmi

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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.

  • WeightRedmi: 18 g lighterRedmi: 158 g · Quantum: 176 g
  • WidthQuantum: 9.5 mm narrowerQuantum: 59.5 mm · Redmi: 69 mm
  • Screen diagonalQuantum: 1.2 in smaller diagonalQuantum: 3.5 in · Redmi: 4.7 in
  • ChipsetQualcomm QSD8650 Snapdragon S1 / Mediatek MT6589T (28 nm)Quantum: Qualcomm QSD8650 Snapdragon S1 · Redmi: Mediatek MT6589T (28 nm)
  • DepthRedmi: 5.3 mm thinnerRedmi: 9.9 mm · Quantum: 15.2 mm
  • HeightQuantum: 17.5 mm shorterQuantum: 119.5 mm · Redmi: 137 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.

Front
Quantum: 119.5 × 59.5 mm 1 Redmi: 137 × 69 mm 2
Side
Quantum: 119.5 × 15.2 mm 1 Redmi: 137 × 9.9 mm 2
  1. 1. Quantum
    Height
    119.5 mm
    Width
    59.5 mm
    Depth
    15.2 mm+5.3 mm versus Redmi
    Weight
    176 g
  2. 2. Redmi
    Height
    137 mm+17.5 mm versus Quantum
    Width
    69 mm+9.5 mm versus Quantum
    Depth
    9.9 mm
    Weight
    158 g
Weight

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

  1. 1. Quantum176 g

    +18 g versus Redmi

  2. 2. Redmi158 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.

Screen size
Quantum: 3.5 in, 5:3, About 34.9 cm² rectangular area 1 Redmi: 4.7 in, 16:9, About 60.9 cm² rectangular area 2
  1. 1. Quantum 3.5 in · 5:3 About 34.9 cm² rectangular area
  2. 2. Redmi 4.7 in · 16:9 About 60.9 cm² rectangular area

Redmi has approximately 74.7% 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 by storage capacity and phone
StorageQuantumRedmi
4 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. Redmi

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 capacity

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

  1. 1. Quantum1500 mAh
  2. 2. Redmi2000 mAh

    +500 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. Redmi

Everyday essentials
Everyday essentials
SpecificationQuantumRedmi
Dimensions (HxWxD)
  • 119.5 Х 59.5 Х 15.2 mm
  • 137 Х 69 Х 9.9 mm
Weight
  • 176 g
  • 158 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 4.7" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memoryRecorded 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
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Phone 7
  • Android 4.2 (Jelly Bean)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
  • Mediatek MT6589T (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationQuantumRedmi
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 34.9 cm2
  • 60.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 49.0%
  • 64.4%
PPI /points per inch/
  • 267 PPI
  • 312 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video
SpecificationQuantumRedmi
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • f/2.2
  • 28mm (wide)
  • 1/3.2''
  • 1.4µm
  • AF
Functions
  • LED flash
  • Dual-LED flash
  • HDR
Video
  • 720p
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 1.3 MP
  • Single
Specifications Unknown
  • 1.3 MP
Performance
Performance
SpecificationQuantumRedmi
Processor CPU
  • 1.0 GHz Scorpion
  • Quad-core 1.5 GHz Cortex-A7
Graphics processor GPU
  • Adreno 200
  • PowerVR SGX544MP2
General specs
General specs
SpecificationQuantumRedmi
Release date
  • 2010
  • October
  • 2013
  • July
Colors
  • Black
  • Black
  • Chinese Red
  • Metallic Gray/ blue
  • Green
  • yellow panels
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 100 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationQuantumRedmi
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA
  • 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.35 W/kg (head) 0.30 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationQuantumRedmi
Radio
  • Stereo FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationQuantumRedmi
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
  • gyro
  • proximity
  • compass - Also known as Xiaomi Hongmi
  • Xiaomi Red Rice

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