alcatel OT-997D vs Celkon Campus Buddy A404

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 Buddy A404: 12 g lighter

    OT-997D:
    143 g
    Campus Buddy A404:
    131 g
  • Width

    Campus Buddy A404: 3.8 mm narrower

    OT-997D:
    68 mm
    Campus Buddy A404:
    64.2 mm
  • Screen diagonal

    Campus Buddy A404: 0.3 in smaller diagonal

    OT-997D:
    4.3 in
    Campus Buddy A404:
    4 in
  • Depth

    Campus Buddy A404: 1.2 mm thinner

    OT-997D:
    11 mm
    Campus Buddy A404:
    9.8 mm
  • Height

    Campus Buddy A404: 3.3 mm shorter

    OT-997D:
    129.8 mm
    Campus Buddy A404:
    126.5 mm
  • Release year

    OT-997D:
    2012
    Campus Buddy A404:
    2014

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. OT-997D

    Height:
    129.8 mm +3.3 mm versus Campus Buddy A404
    Width:
    68 mm +3.8 mm versus Campus Buddy A404
    Depth:
    11 mm +1.2 mm versus Campus Buddy A404
  2. 2. Campus Buddy A404

    Height:
    126.5 mm
    Width:
    64.2 mm
    Depth:
    9.8 mm

Weight

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

  1. 1. OT-997D

    143 g

    +12 g versus Campus Buddy A404

  2. 2. Campus Buddy A404

    131 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. OT-997D

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²
  2. 2. Campus Buddy A404

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

OT-997D has approximately 15.6% 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 OT-997D, Campus Buddy A404, compared at the same storage capacity.
StorageOT-997DCampus Buddy A404
4 GB 1 GB RAM Unknown
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. OT-997D

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

2. Campus Buddy A404

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. OT-997D

    1800 mAh

    +300 mAh versus Campus Buddy A404

  2. 2. Campus Buddy A404

    1500 mAh

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. OT-997D2. Campus Buddy A404

Everyday essentials
Everyday essentials — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Dimensions (HxWxD)
  • 129.8 Х 68 Х 11 mm
  • 126.5 Х 64.2 Х 9.8 mm
Weight
  • 143 g
  • 131 g
Technology
  • TFT
Unknown
Screen size
  • 4.3" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6577 (40 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 52.6 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 59.6%
  • 56.1%
PPI /points per inch/
  • 217 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance

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

Performance — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Dual-core 1.3 GHz
Graphics processor GPU
  • PowerVR SGX531u
Unknown
Antutu 7 score *
  • 9320
Unknown
General specs
General specs — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Release date
  • 2012
  • July
  • 2014
  • July
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
Unknown
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 8 h 30 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 7.2/5.76 Mbps
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.0
Harmful irradiation
  • SAR - 0.50 W/kg (head) 0.74 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • SRS audio
Unknown
Other features
Other features — specifications for OT-997D, Campus Buddy A404.
SpecificationOT-997DCampus Buddy A404
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer