Celkon Q450 vs Lava Iris Atom 3

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.

  • Width

    Q450: 4.3 mm narrower

    Q450:
    67.7 mm
    Iris Atom 3:
    72 mm
  • Screen diagonal

    Q450: 0.5 in smaller diagonal

    Q450:
    4.5 in
    Iris Atom 3:
    5 in
  • Depth

    Iris Atom 3: 0.7 mm thinner

    Q450:
    9.7 mm
    Iris Atom 3:
    9 mm
  • Height

    Q450: 9 mm shorter

    Q450:
    135 mm
    Iris Atom 3:
    144 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. Q450

    Height:
    135 mm
    Width:
    67.7 mm
    Depth:
    9.7 mm +0.7 mm versus Iris Atom 3
  2. 2. Iris Atom 3

    Height:
    144 mm +9 mm versus Q450
    Width:
    72 mm +4.3 mm versus Q450
    Depth:
    9 mm

Weight

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

  1. 1. Q450

    147 g

  2. 2. Iris Atom 3

    150 g

    +3 g versus Q450

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. Q450

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²
  2. 2. Iris Atom 3

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

Iris Atom 3 has approximately 19.6% more rectangular screen area than Q450.

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.

Q450: Original memory entry

4 GB · 512 MB RAM

Iris Atom 3: 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. Q450

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

2. Iris Atom 3

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. Q450

    1800 mAh

  2. 2. Iris Atom 3

    2000 mAh

    +200 mAh versus Q450

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. Q4502. Iris Atom 3

Everyday essentials
Everyday essentials — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Dimensions (HxWxD)
  • 135 Х 67.7 Х 9.7 mm
  • 144 Х 72 Х 9 mm
Weight
  • 147 g
  • 150 g
Technology
  • IPS LCD
Unknown
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 5.1 (Lollipop)
Chipset
  • Spreadtrum 7731
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 57.6 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 63.1%
  • 66.4%
PPI /points per inch/
  • 207 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Release date
  • 2015
  • April
  • 2015
  • December
Colors
  • Gold
  • White
  • Black
  • White
Battery life Unknown
  • Stand by time- Up to 271 h (3G) Talking time- Up to 9 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.74 W/kg (head) 0.67 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Q450, Iris Atom 3.
SpecificationQ450Iris Atom 3
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer For India