Infinix Smart vs Lava X28

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

    Smart: 6.1 mm narrower

    Smart:
    71.9 mm
    X28:
    78 mm
  • Screen diagonal

    Smart: 0.5 in smaller diagonal

    Smart:
    5 in
    X28:
    5.5 in
  • Depth

    Smart: 0.6 mm thinner

    Smart:
    8.4 mm
    X28:
    9 mm
  • Height

    Smart: 10.1 mm shorter

    Smart:
    144.9 mm
    X28:
    155 mm
  • Release year

    Smart:
    2017
    X28:
    2016

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
    Width:
    71.9 mm
    Depth:
    8.4 mm
    Weight:
    145 g
  2. 2. X28

    Height:
    155 mm +10.1 mm versus Smart
    Width:
    78 mm +6.1 mm versus Smart
    Depth:
    9 mm +0.6 mm versus Smart
    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. Smart

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. X28

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

X28 has approximately 21% more rectangular screen area than Smart.

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, X28, compared at the same storage capacity.
StorageSmartX28
8 GB Not recorded 1 GB RAM
16 GB 1 GB RAM Not recorded

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. X28

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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

    +460 mAh versus X28

  2. 2. X28

    2600 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. X28

Everyday essentials
Everyday essentials — specifications for Smart, X28.
SpecificationSmartX28
Dimensions (HxWxD)
  • 144.9 Х 71.9 Х 8.4 mm
  • 155 Х 78 Х 9 mm
Weight
  • 145 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 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
  • 1 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3060 mAh
  • Non-removable Li-Ion
  • 2600 mAh
  • Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6580 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Smart, X28.
SpecificationSmartX28
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.2%
  • 69.0%
PPI /points per inch/
  • 294 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Smart, X28.
SpecificationSmartX28
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
Performance

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

Performance — specifications for Smart, X28.
SpecificationSmartX28
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Mali-400MP2
Unknown
Antutu 7 score *
  • 21782
  • 25142
General specs
General specs — specifications for Smart, X28.
SpecificationSmartX28
Release date
  • 2017
  • 2016
  • September
Colors
  • Champagne Gold
  • Sandstone Black
  • Bordeaux Red
  • Mysterious blue
  • Apple Green
  • Black/Gold
Communication and Connectivity
Communication and Connectivity — specifications for Smart, X28.
SpecificationSmartX28
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • 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
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Smart, X28.
SpecificationSmartX28
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Smart, X28.
SpecificationSmartX28
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - For India