Celkon A20 vs Mitac MIO A502

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Screen diagonal

    MIO A502: 1.3 in smaller diagonal

    A20:
    4 in
    MIO A502:
    2.7 in
  • Release year

    A20:
    2013
    MIO A502:
    2007

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. A20

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. MIO A502

    Height:
    95.7 mm
    Width:
    59.6 mm
    Depth:
    20.7 mm
    Weight:
    135 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. A20

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. MIO A502

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

A20 has approximately 101.7% more rectangular screen area than MIO A502.

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.

A20: Original memory entry

256 MB · 512 MB RAM

MIO A502: Original memory entry

64 MB RAM · ROM varies by region

Practical features

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

1. A20

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

2. MIO A502

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD/MMC · SDIO

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. A20

    1500 mAh

    +450 mAh versus MIO A502

  2. 2. MIO A502

    1050 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. A202. MIO A502

Everyday essentials
Everyday essentials — specifications for A20, MIO A502.
SpecificationA20MIO A502
Dimensions (HxWxD)
  • Х Х mm
  • 95.7 Х 59.6 Х 20.7 mm
Weight
  • 0 g
  • 135 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 2.7" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB
  • 512 MB RAM
  • 64 MB RAM
  • ROM varies by region
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • SD/MMC
  • SDIO
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.0 (Jelly Bean)
  • Windows Mobile 6 Professional
Chipset Unknown
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display — specifications for A20, MIO A502.
SpecificationA20MIO A502
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 45.5 cm2
  • 22.6 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 39.6%
PPI /points per inch/
  • 233 PPI
  • 148 PPI
Camera and Video
Camera and Video — specifications for A20, MIO A502.
SpecificationA20MIO A502
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • 2 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for A20, MIO A502.
SpecificationA20MIO A502
Processor CPU
  • Dual-core 1.2 GHz
  • 200 MHz ARM926EJ-S
General specs
General specs — specifications for A20, MIO A502.
SpecificationA20MIO A502
Release date
  • 2013
  • August
  • 2007
  • Q4
Colors
  • Black
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h
Communication and Connectivity
Communication and Connectivity — specifications for A20, MIO A502.
SpecificationA20MIO A502
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • Yes
  • 384 kbps
Unknown
GPRS
  • Class 12
  • Class 10
Edge
  • Class 12
Unknown
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • No
GPS
  • No
  • Yes
  • SiRF Star III chipset
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • Yes
  • 2.0
Harmful irradiation
  • SAR EU - 0.88 W/kg (head) 0.60 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A20, MIO A502.
SpecificationA20MIO A502
Radio Unknown
  • No
Others Unknown
  • Handwriting recognition -5 way joystick
Other features
Other features — specifications for A20, MIO A502.
SpecificationA20MIO A502
Dop
  • Sensors Proximity
  • gyro
  • Car antenna connector -MP3/MP4 player -Organizer -Pocket Office -Voice memo/dial