Celkon Campus Crown Q40 vs Oppo A39

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

    Campus Crown Q40: 37.7 g lighter

    Campus Crown Q40:
    109.3 g
    A39:
    147 g
  • Width

    Campus Crown Q40: 8.2 mm narrower

    Campus Crown Q40:
    64.7 mm
    A39:
    72.9 mm
  • Screen diagonal

    Campus Crown Q40: 1.2 in smaller diagonal

    Campus Crown Q40:
    4 in
    A39:
    5.2 in
  • Chipset

    Campus Crown Q40:
    Mediatek MT6582M (28 nm)
    A39:
    Mediatek MT6750 (28 nm)
  • Depth

    A39: 1.9 mm thinner

    Campus Crown Q40:
    9.6 mm
    A39:
    7.7 mm
  • Height

    Campus Crown Q40: 23.6 mm shorter

    Campus Crown Q40:
    125.5 mm
    A39:
    149.1 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. Campus Crown Q40

    Height:
    125.5 mm
    Width:
    64.7 mm
    Depth:
    9.6 mm +1.9 mm versus A39
  2. 2. A39

    Height:
    149.1 mm +23.6 mm versus Campus Crown Q40
    Width:
    72.9 mm +8.2 mm versus Campus Crown Q40
    Depth:
    7.7 mm

Weight

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

  1. 1. Campus Crown Q40

    109.3 g

  2. 2. A39

    147 g

    +37.7 g versus Campus Crown Q40

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. Campus Crown Q40

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. A39

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

A39 has approximately 63.7% more rectangular screen area than Campus Crown Q40.

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 Campus Crown Q40, A39, compared at the same storage capacity.
StorageCampus Crown Q40A39
32 GB Unknown 3 GB RAM
Campus Crown Q40: 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. Campus Crown Q40

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

2. A39

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Campus Crown Q40

    1500 mAh

  2. 2. A39

    2900 mAh

    +1400 mAh versus Campus Crown Q40

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. Campus Crown Q402. A39

Everyday essentials
Everyday essentials — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Dimensions (HxWxD)
  • 125.5 Х 64.7 Х 9.6 mm
  • 149.1 Х 72.9 Х 7.7 mm
Weight
  • 109.3 g
  • 147 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 5.2" 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
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4 (KitKat)
  • Android 5.1 (Lollipop); ColorOS 3
Chipset
  • Mediatek MT6582M (28 nm)
  • Mediatek MT6750 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 74.5 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.1%
  • 68.6%
PPI /points per inch/
  • 233 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.4
  • 1/4''
  • 1.4µm
Performance

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

Performance — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400MP2
  • Mali-T860MP2
GeekBench 4 Single Core * Unknown
  • 639
GeekBench 4 Multi-Core * Unknown
  • 2481
GeekBench 4 RenderScript * Unknown
  • 1870
General specs
General specs — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Release date
  • 2014
  • October
  • 2017
  • March
Colors
  • Silver
  • Grey
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Stand by time- Up to 260 h Talking time- Up to 6 h
Unknown
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
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 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500) LTE band 1(2100)
  • 20(800)
  • 28(700)
  • 39(1900)
  • 41(2500)
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Campus Crown Q40, A39.
SpecificationCampus Crown Q40A39
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass