Celkon A99 vs Oppo A71 (2018)

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

    A99: 17 g lighter

    A99:
    120 g
    A71 (2018):
    137 g
  • Width

    A99: 9.8 mm narrower

    A99:
    64 mm
    A71 (2018):
    73.8 mm
  • Screen diagonal

    A99: 1.2 in smaller diagonal

    A99:
    4 in
    A71 (2018):
    5.2 in
  • Depth

    A71 (2018): 3.7 mm thinner

    A99:
    11.3 mm
    A71 (2018):
    7.6 mm
  • Height

    A99: 26.7 mm shorter

    A99:
    121.4 mm
    A71 (2018):
    148.1 mm
  • Release year

    A99:
    2012
    A71 (2018):
    2018

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. A99

    Height:
    121.4 mm
    Width:
    64 mm
    Depth:
    11.3 mm +3.7 mm versus A71 (2018)
  2. 2. A71 (2018)

    Height:
    148.1 mm +26.7 mm versus A99
    Width:
    73.8 mm +9.8 mm versus A99
    Depth:
    7.6 mm

Weight

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

  1. 1. A99

    120 g

  2. 2. A71 (2018)

    137 g

    +17 g versus A99

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. A99

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. A71 (2018)

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

A71 (2018) has approximately 56.5% more rectangular screen area than A99.

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.

A71 (2018): Original memory entry

16 GB · 2 GB RAM 3 GB RAM (India)

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A99

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

2. A71 (2018)

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. A99

    1200 mAh

  2. 2. A71 (2018)

    3000 mAh

    +1800 mAh versus A99

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. A992. A71 (2018)

Everyday essentials
Everyday essentials — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 148.1 Х 73.8 Х 7.6 mm
Weight
  • 120 g
  • 137 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 5.2" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 16 GB
  • 2 GB RAM 3 GB RAM (India)
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 7.1 (Nougat); ; ColorOS 3.2
Chipset Unknown
  • Qualcomm SDM450 Snapdragon 450 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 47.6 cm2
  • 74.5 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.3%
  • 68.2%
PPI /points per inch/
  • 144 PPI
  • 282 PPI
Camera and Video
Camera and Video — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • PDAF
Functions Unknown
  • LED flash
  • HDR
  • panorama
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 A99, A71 (2018).
SpecificationA99A71 (2018)
Processor CPU
  • 650 MHz
  • Octa-core 1.8 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 506
Antutu 7 score * Unknown
  • 62789
General specs
General specs — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
Release date
  • 2012
  • 2018
  • February
Colors
  • Black
  • Gold
  • Black
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - UMTS 900 / 2100 / 850 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500) LTE band 1(2100)
  • 41(2500) - India
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A99, A71 (2018).
SpecificationA99A71 (2018)
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass