Celkon Q450 vs Nokia 8.1

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

    Q450: 33 g lighter

    Q450:
    147 g
    8.1:
    180 g
  • Width

    Q450: 8.1 mm narrower

    Q450:
    67.7 mm
    8.1:
    75.8 mm
  • Screen diagonal

    Q450: 1.68 in smaller diagonal

    Q450:
    4.5 in
    8.1:
    6.18 in
  • Chipset

    Q450:
    Spreadtrum 7731
    8.1:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Rear camera layout

    Q450:
    Single
    8.1:
    Dual
  • Depth

    8.1: 1.7 mm thinner

    Q450:
    9.7 mm
    8.1:
    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. Q450

    Height:
    135 mm
    Width:
    67.7 mm
    Depth:
    9.7 mm +1.7 mm versus 8.1
  2. 2. 8.1

    Height:
    154.8 mm +19.8 mm versus Q450
    Width:
    75.8 mm +8.1 mm versus Q450
    Depth:
    8 mm

Weight

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

  1. 1. Q450

    147 g

  2. 2. 8.1

    180 g

    +33 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. 8.1

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

8.1 has approximately 65.4% 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

8.1: Original memory entry

64 GB · 4 GB RAM - Nokia 8.164/128 GB · 4/6 GB RAM - Nokia X7Y

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. 8.1

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB (uses SIM 2 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. 8.1

    3500 mAh

    +1700 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. 8.1

Everyday essentials
Everyday essentials — specifications for Q450, 8.1.
SpecificationQ4508.1
Dimensions (HxWxD)
  • 135 Х 67.7 Х 9.7 mm
  • 154.8 Х 75.8 Х 8 mm
Weight
  • 147 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 6.18" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 64 GB
  • 4 GB RAM - Nokia 8.164/128 GB
  • 4/6 GB RAM - Nokia X7Y
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 400 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 9.0 (Pie); Android One
Chipset
  • Spreadtrum 7731
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q450, 8.1.
SpecificationQ4508.1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 57.6 cm2
  • 95.3 cm2
Screen format
  • 5:3 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 63.1%
  • 81.2%
PPI /points per inch/
  • 207 PPI
  • 408 PPI
Screen protection Unknown
  • NEG
Camera and Video
Camera and Video — specifications for Q450, 8.1.
SpecificationQ4508.1
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • OIS -13 MP
Functions
  • LED flash
  • Zeiss optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • Yes
  • 2160p@30fps
  • 1080p@30fps (gyro-EIS)
Front camera, selfie
  • 2 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 2 MP
  • 20 MP
  • f/2.0
  • 0.9μm
Performance

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

Performance — specifications for Q450, 8.1.
SpecificationQ4508.1
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU
  • Mali-400
  • Adreno 616
Antutu 7 score * Unknown
  • 177222
General specs
General specs — specifications for Q450, 8.1.
SpecificationQ4508.1
Release date
  • 2015
  • April
  • 2018
  • December
Colors
  • Gold
  • White
  • Blue
  • Silver
  • steel
  • copper
  • Iron
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 400 EUR
Body build Unknown
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Q450, 8.1.
SpecificationQ4508.1
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.74 W/kg (head) 0.67 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Q450, 8.1.
SpecificationQ4508.1
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q450, 8.1.
SpecificationQ4508.1
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 2A/9V (18W) - Versions: Nokia 8.1 (Global); Nokia X7 (China)