Celkon Campus Buddy A404 vs QMobile E1

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

    Campus Buddy A404: 7.8 mm narrower

    Campus Buddy A404:
    64.2 mm
    E1:
    72 mm
  • Screen diagonal

    Campus Buddy A404: 1 in smaller diagonal

    Campus Buddy A404:
    4 in
    E1:
    5 in
  • Depth

    E1: 0.9 mm thinner

    Campus Buddy A404:
    9.8 mm
    E1:
    8.9 mm
  • Height

    Campus Buddy A404: 17.3 mm shorter

    Campus Buddy A404:
    126.5 mm
    E1:
    143.8 mm
  • Release year

    Campus Buddy A404:
    2014
    E1:
    2017

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 Buddy A404

    Height:
    126.5 mm
    Width:
    64.2 mm
    Depth:
    9.8 mm +0.9 mm versus E1
    Weight:
    131 g
  2. 2. E1

    Height:
    143.8 mm +17.3 mm versus Campus Buddy A404
    Width:
    72 mm +7.8 mm versus Campus Buddy A404
    Depth:
    8.9 mm
    Weight:
    Unknown

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 Buddy A404

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. E1

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

E1 has approximately 51.3% more rectangular screen area than Campus Buddy A404.

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 Buddy A404, E1, compared at the same storage capacity.
StorageCampus Buddy A404E1
16 GB Unknown 3 GB RAM
Campus Buddy A404: 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 Buddy A404

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

2. E1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Campus Buddy A404

    1500 mAh

  2. 2. E1

    4000 mAh

    +2500 mAh versus Campus Buddy A404

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 Buddy A4042. E1

Everyday essentials
Everyday essentials — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Dimensions (HxWxD)
  • 126.5 Х 64.2 Х 9.8 mm
  • 143.8 Х 72 Х 8.9 mm
Weight
  • 131 g
  • 0 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 5" 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
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Mediatek MT6735P (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.1%
  • 66.6%
PPI /points per inch/
  • 233 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
  • AF
  • f/2.2
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.3 MP
  • 5 MP
  • f/2.4
Performance
Performance — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Processor CPU
  • Dual-core 1.3 GHz
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU Unknown
  • Mali-T720MP2
General specs
General specs — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Release date
  • 2014
  • July
  • 2017
  • January
Colors
  • Black
  • White
  • Black
  • Gold
Communication and Connectivity
Communication and Connectivity — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
SIM card
  • Dual SIM
  • Dual SIM (Micro-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 / 2100 -4G - LTE band 3(1800)
  • 5(850)
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Campus Buddy A404, E1.
SpecificationCampus Buddy A404E1
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass