Celkon Q450 vs Samsung Z

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.

  • Display technology

    OLED versus LCD

    Q450:
    LCD
    Z:
    OLED
  • Weight

    Z: 11 g lighter

    Q450:
    147 g
    Z:
    136 g
  • Width

    Q450: 2.1 mm narrower

    Q450:
    67.7 mm
    Z:
    69.8 mm
  • Screen diagonal

    Q450: 0.3 in smaller diagonal

    Q450:
    4.5 in
    Z:
    4.8 in
  • Depth

    Z: 1.2 mm thinner

    Q450:
    9.7 mm
    Z:
    8.5 mm
  • Height

    Q450: 3.2 mm shorter

    Q450:
    135 mm
    Z:
    138.2 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.

  1. 1. Q450

    Height:
    135 mm
    Width:
    67.7 mm
    Depth:
    9.7 mm +1.2 mm versus Z
  2. 2. Z

    Height:
    138.2 mm +3.2 mm versus Q450
    Width:
    69.8 mm +2.1 mm versus Q450
    Depth:
    8.5 mm

Weight

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

  1. 1. Q450

    147 g

    +11 g versus Z

  2. 2. Z

    136 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. Q450

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

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

Z has approximately 10.2% 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.

Recorded RAM for Q450, Z, compared at the same storage capacity.
StorageQ450Z
16 GB Unknown 2 GB RAM
Q450: Original memory entry

4 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. Z

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. Q450

    1800 mAh

  2. 2. Z

    2600 mAh

    +800 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. Z

Everyday essentials
Everyday essentials — specifications for Q450, Z.
SpecificationQ450Z
Dimensions (HxWxD)
  • 135 Х 67.7 Х 9.7 mm
  • 138.2 Х 69.8 Х 8.5 mm
Weight
  • 147 g
  • 136 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 4.5" inch
  • 4.8" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 2600 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Tizen 2.2.1
Chipset
  • Spreadtrum 7731
Unknown
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q450, Z.
SpecificationQ450Z
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 57.6 cm2
  • 63.5 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 63.1%
  • 65.8%
PPI /points per inch/
  • 207 PPI
  • 306 PPI
Camera and Video
Camera and Video — specifications for Q450, Z.
SpecificationQ450Z
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 2.1 MP
  • Single
Specifications
  • 2 MP
  • 2.1 MP
Performance

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

Performance — specifications for Q450, Z.
SpecificationQ450Z
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 2.3 GHz
Graphics processor GPU
  • Mali-400
Unknown
Antutu 7 score * Unknown
  • 38154
General specs
General specs — specifications for Q450, Z.
SpecificationQ450Z
Release date
  • 2015
  • April
  • 2014
  • June
Colors
  • Gold
  • White
  • Black
  • Black/Brown
Communication and Connectivity
Communication and Connectivity — specifications for Q450, Z.
SpecificationQ450Z
SIM card
  • Dual SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE
Speed
  • HSPA
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
  • EDR
  • LE
Harmful irradiation
  • SAR EU - 0.74 W/kg (head) 0.67 W/kg (body)
  • SAR - 0.96 W/kg (head) 1.33 W/kg (body) SAR EU - 0.73 W/kg (head) 0.30 W/kg (body)
Music and Audio
Music and Audio — specifications for Q450, Z.
SpecificationQ450Z
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q450, Z.
SpecificationQ450Z
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • heart rate
  • Infrared port - SNS integration -MP4/WMV/H.264 player -MP3/WAV/eAAC+/WMA/FLAC player -Organizer -Photo viewer -Document viewer -Voice memo/dial -Predictive text input - Also known as Samsung Z Z910F