Archos 55 Cobalt Plus vs i-mate PDA2

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.

  • Weight

    55 Cobalt Plus: 60 g lighter

    55 Cobalt Plus:
    130 g
    PDA2:
    190 g
  • Width

    PDA2: 8 mm narrower

    55 Cobalt Plus:
    77 mm
    PDA2:
    69 mm
  • Screen diagonal

    PDA2: 2 in smaller diagonal

    55 Cobalt Plus:
    5.5 in
    PDA2:
    3.5 in
  • Depth

    55 Cobalt Plus: 10.7 mm thinner

    55 Cobalt Plus:
    8.3 mm
    PDA2:
    19 mm
  • Height

    PDA2: 22.5 mm shorter

    55 Cobalt Plus:
    152.5 mm
    PDA2:
    130 mm
  • Release year

    55 Cobalt Plus:
    2016
    PDA2:
    2004

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. 55 Cobalt Plus

    Height:
    152.5 mm +22.5 mm versus PDA2
    Width:
    77 mm +8 mm versus PDA2
    Depth:
    8.3 mm
  2. 2. PDA2

    Height:
    130 mm
    Width:
    69 mm
    Depth:
    19 mm +10.7 mm versus 55 Cobalt Plus

Weight

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

  1. 1. 55 Cobalt Plus

    130 g

  2. 2. PDA2

    190 g

    +60 g versus 55 Cobalt Plus

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. 55 Cobalt Plus

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. PDA2

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

55 Cobalt Plus has approximately 119.8% more rectangular screen area than PDA2.

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 55 Cobalt Plus, PDA2, compared at the same storage capacity.
Storage55 Cobalt PlusPDA2
16 GB 2 GB RAM Unknown
PDA2: Original memory entry

128 MB RAM · 64 MB ROM

Practical features

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

1. 55 Cobalt Plus

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

2. PDA2

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SDIO · up to 2 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. 55 Cobalt Plus

    2700 mAh

    +1400 mAh versus PDA2

  2. 2. PDA2

    1300 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. 55 Cobalt Plus2. PDA2

Everyday essentials
Everyday essentials — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Dimensions (HxWxD)
  • 152.5 Х 77 Х 8.3 mm
  • 130 Х 69 Х 19 mm
Weight
  • 130 g
  • 190 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • MMC/SDIO
  • up to 2 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2700 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1.1 (Lollipop)
  • Microsoft Windows Mobile 2003 SE PocketPC
Chipset
  • Mediatek MT6735P (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 71.0%
  • 42.3%
PPI /points per inch/
  • 267 PPI
  • 114 PPI
Camera and Video
Camera and Video — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Rear camera, main
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 1.3 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Processor CPU
  • Quad-core 1.0 GHz Cortex-A53
  • Intel Xscale PXA272 520 MHz
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 21040
Unknown
General specs
General specs — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Release date
  • 2016
  • January
  • 2004
  • Q4
Colors
  • Blue/Gray
Unknown
Battery life
  • Stand by time- Up to 450 h Talking time- Up to 27 h
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • 7(2600)
  • 9(1800)
  • 20(800)
Unknown
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • v.1.2
Harmful irradiation
  • SAR EU - 0.25 W/kg (head) 1.28 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Radio
  • Stereo FM radio
  • RDS
  • recording
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for 55 Cobalt Plus, PDA2.
Specification55 Cobalt PlusPDA2
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port - Pocket Office -MP3/MP4 player -PDF
  • PPT viewer -Voice memo