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Infinix Smart3 Plus vs LG Quantum

Compare recorded specifications, size and practical differences.

LG Quantum

LG Quantum

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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.

  • WeightSmart3 Plus: 28 g lighterSmart3 Plus: 148 g · Quantum: 176 g
  • WidthQuantum: 16.5 mm narrowerQuantum: 59.5 mm · Smart3 Plus: 76 mm
  • Screen diagonalQuantum: 2.7 in smaller diagonalQuantum: 3.5 in · Smart3 Plus: 6.2 in
  • ChipsetMediatek MT6761 Helio A22 (12 nm) / Qualcomm QSD8650 Snapdragon S1Smart3 Plus: Mediatek MT6761 Helio A22 (12 nm) · Quantum: Qualcomm QSD8650 Snapdragon S1
  • Rear camera layoutTriple / SingleSmart3 Plus: Triple · Quantum: Single
  • DepthSmart3 Plus: 7.4 mm thinnerSmart3 Plus: 7.8 mm · Quantum: 15.2 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
Smart3 Plus: 157 × 76 mm 1 Quantum: 119.5 × 59.5 mm 2
Side
Smart3 Plus: 157 × 7.8 mm 1 Quantum: 119.5 × 15.2 mm 2
  1. 1. Smart3 Plus
    Height
    157 mm+37.5 mm versus Quantum
    Width
    76 mm+16.5 mm versus Quantum
    Depth
    7.8 mm
    Weight
    148 g
  2. 2. Quantum
    Height
    119.5 mm
    Width
    59.5 mm
    Depth
    15.2 mm+7.4 mm versus Smart3 Plus
    Weight
    176 g
Weight

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

  1. 1. Smart3 Plus148 g
  2. 2. Quantum176 g

    +28 g versus Smart3 Plus

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
Smart3 Plus: 6.2 in, 19:9, About 95.9 cm² rectangular area 1 Quantum: 3.5 in, 5:3, About 34.9 cm² rectangular area 2
  1. 1. Smart3 Plus 6.2 in · 19:9 About 95.9 cm² rectangular area
  2. 2. Quantum 3.5 in · 5:3 About 34.9 cm² rectangular area

Smart3 Plus has approximately 175.2% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Smart3 Plus: Original memory entry

32 GB · 2/3 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. Smart3 Plus

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD

2. Quantum

NFC
Unknown
Headphone jack
Yes
Memory card support
No

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. Smart3 Plus3500 mAh

    +2000 mAh versus Quantum

  2. 2. Quantum1500 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. Smart3 Plus2. Quantum

Everyday essentials
Everyday essentials
SpecificationSmart3 PlusQuantum
Dimensions (HxWxD)
  • 157 Х 76 Х 7.8 mm
  • 119.5 Х 59.5 Х 15.2 mm
Weight
  • 148 g
  • 176 g
Technology
  • LTPS IPS LCD
  • TFT
Screen size
  • 6.2" inch
  • 3.5" inch
Screen resolution
  • 720 x 1520 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2/3 GB RAM
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
Memory card support
  • microSD
  • No
BatteryCapacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Microsoft Windows Phone 7
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
  • Qualcomm QSD8650 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationSmart3 PlusQuantum
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 34.9 cm2
Screen format
  • 19:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 81.6%
  • 49.0%
PPI /points per inch/
  • 269 PPI
  • 267 PPI
Camera and Video
Camera and Video
SpecificationSmart3 PlusQuantum
Rear camera, main
  • 13 MP
  • Triple
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/1.8
  • PDAF -2 MP -QVGA
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
Unknown
Performance
Performance
SpecificationSmart3 PlusQuantum
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • 1.0 GHz Scorpion
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 200
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 56322
Unknown
General specs
General specs
SpecificationSmart3 PlusQuantum
Release date
  • 2019
  • April
  • 2010
  • October
Colors
  • Midnight Black
  • Aqua Blue
  • Cosmic Purple
  • Bordeaux Red
  • Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 7000 INR
  • 80 EUR
Battery life Unknown
  • Stand by time- Up to 350 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity
SpecificationSmart3 PlusQuantum
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.35 W/kg (head) 0.30 W/kg (body)
Music and Audio
Music and Audio
SpecificationSmart3 PlusQuantum
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features
SpecificationSmart3 PlusQuantum
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • 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