Celkon Q405 vs Infinix Smart3 Plus

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

    Q405: 11 g lighter

    Q405:
    137 g
    Smart3 Plus:
    148 g
  • Width

    Q405: 11.8 mm narrower

    Q405:
    64.2 mm
    Smart3 Plus:
    76 mm
  • Screen diagonal

    Q405: 2.2 in smaller diagonal

    Q405:
    4 in
    Smart3 Plus:
    6.2 in
  • Chipset

    Q405:
    Spreadtrum 7731
    Smart3 Plus:
    Mediatek MT6761 Helio A22 (12 nm)
  • Rear camera layout

    Q405:
    Single
    Smart3 Plus:
    Triple
  • Depth

    Smart3 Plus: 2.1 mm thinner

    Q405:
    9.9 mm
    Smart3 Plus:
    7.8 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.

  1. 1. Q405

    Height:
    124 mm
    Width:
    64.2 mm
    Depth:
    9.9 mm +2.1 mm versus Smart3 Plus
  2. 2. Smart3 Plus

    Height:
    157 mm +33 mm versus Q405
    Width:
    76 mm +11.8 mm versus Q405
    Depth:
    7.8 mm

Weight

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

  1. 1. Q405

    137 g

  2. 2. Smart3 Plus

    148 g

    +11 g versus Q405

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. Q405

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Smart3 Plus

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    95.9 cm²

Smart3 Plus has approximately 110.7% more rectangular screen area than Q405.

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.

Q405: Original memory entry

4 GB · 512 MB RAM

Smart3 Plus: Original memory entry

32 GB · 2/3 GB 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. Q405

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

2. Smart3 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD

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. Q405

    1500 mAh

  2. 2. Smart3 Plus

    3500 mAh

    +2000 mAh versus Q405

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. Q4052. Smart3 Plus

Everyday essentials
Everyday essentials — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Dimensions (HxWxD)
  • 124 Х 64.2 Х 9.9 mm
  • 157 Х 76 Х 7.8 mm
Weight
  • 137 g
  • 148 g
Technology Unknown
  • LTPS IPS LCD
Screen size
  • 4" inch
  • 6.2" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 32 GB
  • 2/3 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 3500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 9.0 (Pie)
Chipset
  • Spreadtrum 7731
  • Mediatek MT6761 Helio A22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 97.4 cm2
Screen format
  • 5:3 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 57.2%
  • 81.6%
PPI /points per inch/
  • 233 PPI
  • 269 PPI
Camera and Video
Camera and Video — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Triple
Camera specs
  • 3.15 MP
  • 13 MP
  • f/1.8
  • PDAF -2 MP -QVGA
Functions
  • LED flash
  • Dual-LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 1.3 MP
  • 8 MP
Performance

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

Performance — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 56322
General specs
General specs — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Release date
  • 2015
  • May
  • 2019
  • April
Colors
  • Black
  • White
  • Gold
  • Blue
  • Midnight Black
  • Aqua Blue
  • Cosmic Purple
  • Bordeaux Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 7000 INR
Communication and Connectivity
Communication and Connectivity — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
SIM card
  • Dual SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.25 W/kg (head) 0.55 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Q405, Smart3 Plus.
SpecificationQ405Smart3 Plus
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass