Archos 50b Cobalt vs Palm Centro

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

    Centro: 36 g lighter

    50b Cobalt:
    160 g
    Centro:
    124 g
  • Screen diagonal

    Centro: 3.25 in smaller diagonal

    50b Cobalt:
    5.5 in
    Centro:
    2.25 in
  • Release year

    50b Cobalt:
    2017
    Centro:
    2008

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. 50b Cobalt

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Centro

    Height:
    107.2 mm
    Width:
    53.5 mm
    Depth:
    18.6 mm

Weight

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

  1. 1. 50b Cobalt

    160 g

    +36 g versus Centro

  2. 2. Centro

    124 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. 50b Cobalt

    50b Cobalt: Screen geometry unavailable or conflicting.

  2. 2. Centro

    Screen diagonal:
    2.25 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    16.3 cm²

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.

50b Cobalt: Original memory entry

16/32 GB · 1/2 GB RAM

Centro: Original memory entry

64 MB

Practical features

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

1. 50b Cobalt

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

2. Centro

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 4 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. 50b Cobalt

    2100 mAh

    +950 mAh versus Centro

  2. 2. Centro

    1150 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. 50b Cobalt2. Centro

Everyday essentials
Everyday essentials — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
Dimensions (HxWxD)
  • 144 Х 72 Х 0 mm
  • 107.2 Х 53.5 Х 18.6 mm
Weight
  • 160 g
  • 124 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2.25" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 1/2 GB RAM
  • 64 MB
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 4 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2100 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Palm OS 5.4.9
Chipset
  • Qualcomm MSM8909 Snapdragon 210 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 68.9 cm2
  • 16.3 cm2
Screen format
  • 16:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 136 Х 66.5 Х 9.6 mm
  • 28.5%
PPI /points per inch/
  • 294 PPI
  • 201 PPI
Camera and Video
Camera and Video — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
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 50b Cobalt, Centro.
Specification50b CobaltCentro
Processor CPU
  • Quad-core 1.1 GHz Cortex-A7
  • 32-bit Intel XScale PXA270 312 MHz
Graphics processor GPU
  • Adreno 304
Unknown
Antutu 7 score *
  • 17582
Unknown
General specs
General specs — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
Release date
  • 2017
  • January
  • 2008
  • February
Colors
  • Gray
  • Obsidian
  • Glacier
  • Midnight
  • Cobalt
  • Onyx
  • Electric Blue
  • Rose
  • Olive
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 300 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-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 800 / 1800 / 2100 / 2600
Unknown
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • 1.2
  • A2DP
Harmful irradiation
  • SAR EU - 0.35 W/kg (head) 1.62 W/kg (body)
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
Music and Audio
Music and Audio — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
Radio
  • FM radio
  • No
Others Unknown
  • 5-way navigation button
Other features
Other features — specifications for 50b Cobalt, Centro.
Specification50b CobaltCentro
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo