Celkon Q450 vs Xiaomi Mi Mix 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.

  • Display technology

    OLED versus LCD

    Q450:
    LCD
    Mi Mix 3:
    OLED
  • Weight

    Q450: 71 g lighter

    Q450:
    147 g
    Mi Mix 3:
    218 g
  • Width

    Q450: 7 mm narrower

    Q450:
    67.7 mm
    Mi Mix 3:
    74.7 mm
  • Screen diagonal

    Q450: 1.89 in smaller diagonal

    Q450:
    4.5 in
    Mi Mix 3:
    6.39 in
  • Chipset

    Q450:
    Spreadtrum 7731
    Mi Mix 3:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Q450:
    Single
    Mi Mix 3:
    Dual

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 Mi Mix 3
  2. 2. Mi Mix 3

    Height:
    157.9 mm +22.9 mm versus Q450
    Width:
    74.7 mm +7 mm versus Q450
    Depth:
    8.5 mm

Weight

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

  1. 1. Q450

    147 g

  2. 2. Mi Mix 3

    218 g

    +71 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. Mi Mix 3

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

Mi Mix 3 has approximately 73.9% 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

Mi Mix 3: Original memory entry

256 GB · 8/10 GB RAM 128 GB · 6/8 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. Q450

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

2. Mi Mix 3

NFC:
Yes
Headphone jack:
No
Memory card support:
No

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. Mi Mix 3

    3200 mAh

    +1400 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. Mi Mix 3

Everyday essentials
Everyday essentials — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
Dimensions (HxWxD)
  • 135 Х 67.7 Х 9.7 mm
  • 157.9 Х 74.7 Х 8.5 mm
Weight
  • 147 g
  • 218 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 4.5" inch
  • 6.39" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 256 GB
  • 8/10 GB RAM 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Spreadtrum 7731
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 57.6 cm2
  • 100.2 cm2
Screen format
  • 5:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 63.1%
  • 85.0%
PPI /points per inch/
  • 207 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video

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

Camera and Video — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • 12 MP (wide)
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • 4-axis OIS -12 MP (telephoto)
  • 1/3.4''
  • 1.0µm
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 24 MP
  • Dual
Specifications
  • 2 MP
  • Mechanical pop-up 24 MP
  • 1/2.8''
  • 0.9µm Mechanical pop-up 2 MP
  • depth sensor
DxOMark Main Score * Unknown
  • 103
DxOMark Photo * Unknown
  • 83
DxOMark Video * Unknown
  • 85
DxOMark Selfie Score * Unknown
  • 84
Performance

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

Performance — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU
  • Mali-400
  • Adreno 630
Antutu 7 score * Unknown
  • 296026
GeekBench 4 Single Core * Unknown
  • 2127
GeekBench 4 Multi-Core * Unknown
  • 8340
Antutu 8 score * Unknown
  • 350208
GeekBench 5 Single Core * Unknown
  • 448
GeekBench 5 Multi-Core * Unknown
  • 2004
General specs
General specs — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
Release date
  • 2015
  • April
  • 2018
  • October
Colors
  • Gold
  • White
  • Jade Green
  • Sapphire Blue
  • Onyx Black
  • Forbidden City Blue (10 GB only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 560 EUR
Body build Unknown
  • Front glass
  • aluminum frame (7000 series)
  • ceramic back
Communication and Connectivity
Communication and Connectivity — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
SIM card
  • Dual SIM
  • 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 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 - Global CDMA2000 1xEV-DO HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - China -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100) - Global LTE band 1(2100)
  • 41(2500) - China
Speed
  • HSPA
  • HSPA
  • LTE
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 dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
USB
  • microUSB
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • aptX HD
  • 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, Mi Mix 3.
SpecificationQ450Mi Mix 3
Radio
  • FM radio
  • No
Others Unknown
  • HDR
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q450, Mi Mix 3.
SpecificationQ450Mi Mix 3
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 4.0+) -Wireless charging