Infinix Smart vs LG Optimus 2X

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

    Optimus 2X: 6 g lighter

    Smart:
    145 g
    Optimus 2X:
    139 g
  • Width

    Optimus 2X: 8.7 mm narrower

    Smart:
    71.9 mm
    Optimus 2X:
    63.2 mm
  • Screen diagonal

    Optimus 2X: 1 in smaller diagonal

    Smart:
    5 in
    Optimus 2X:
    4 in
  • Depth

    Smart: 2.5 mm thinner

    Smart:
    8.4 mm
    Optimus 2X:
    10.9 mm
  • Height

    Optimus 2X: 21 mm shorter

    Smart:
    144.9 mm
    Optimus 2X:
    123.9 mm
  • Release year

    Smart:
    2017
    Optimus 2X:
    2010

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. Smart

    Height:
    144.9 mm +21 mm versus Optimus 2X
    Width:
    71.9 mm +8.7 mm versus Optimus 2X
    Depth:
    8.4 mm
  2. 2. Optimus 2X

    Height:
    123.9 mm
    Width:
    63.2 mm
    Depth:
    10.9 mm +2.5 mm versus Smart

Weight

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

  1. 1. Smart

    145 g

    +6 g versus Optimus 2X

  2. 2. Optimus 2X

    139 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. Smart

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Optimus 2X

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Smart has approximately 51.3% more rectangular screen area than Optimus 2X.

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 Smart, Optimus 2X, compared at the same storage capacity.
StorageSmartOptimus 2X
16 GB 1 GB RAM Unknown
Optimus 2X: Original memory entry

8 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. Smart

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

2. Optimus 2X

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. Smart

    3060 mAh

    +1560 mAh versus Optimus 2X

  2. 2. Optimus 2X

    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. Smart2. Optimus 2X

Everyday essentials
Everyday essentials — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Dimensions (HxWxD)
  • 144.9 Х 71.9 Х 8.4 mm
  • 123.9 Х 63.2 Х 10.9 mm
Weight
  • 145 g
  • 139 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 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
  • 1 GB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3060 mAh
  • Non-removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 2.2 (Froyo)
  • 2.3
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset
  • Mediatek MT6580 (28 nm)
  • Nvidia Tegra 2 AP20H
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.2%
  • 58.2%
PPI /points per inch/
  • 294 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 1080p@24fps
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Mali-400MP2
  • ULP GeForce
Antutu 7 score *
  • 21782
Unknown
General specs
General specs — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Release date
  • 2017
  • 2010
  • December
Colors
  • Champagne Gold
  • Sandstone Black
  • Bordeaux Red
  • Mysterious blue
  • Apple Green
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life Unknown
  • Stand by time- Up to 400 h Talking time- Up to 7 h 50 min
Communication and Connectivity
Communication and Connectivity — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
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
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.27 W/kg (head) 0.62 W/kg (body) SAR EU - 0.55 W/kg (head) 0.90 W/kg (body)
Music and Audio
Music and Audio — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Smart, Optimus 2X.
SpecificationSmartOptimus 2X
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - HDMI port -DivX/Xvid/MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document editor -Organizer -Voice memo/dial/commands -Predictive text input - Also known as LG P990 Star
  • LG P990 Optimus Speed