Archos 50b Cobalt vs Lenovo K900

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.

  • Chipset

    50b Cobalt:
    Qualcomm MSM8909 Snapdragon 210 (28 nm)
    K900:
    Intel Atom Z2580
  • Release year

    50b Cobalt:
    2017
    K900:
    2013

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. K900

    Height:
    157 mm
    Width:
    78 mm
    Depth:
    6.9 mm

Weight

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

  1. 1. 50b Cobalt

    160 g

  2. 2. K900

    162 g

    +2 g versus 50b Cobalt

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. K900

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

Recorded RAM for 50b Cobalt, K900, compared at the same storage capacity.
Storage50b CobaltK900
16 GB Unknown 2 GB RAM
32 GB Unknown 2 GB RAM
50b Cobalt: Original memory entry

16/32 GB · 1/2 GB 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. 50b Cobalt

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

2. K900

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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

  2. 2. K900

    2500 mAh

    +400 mAh versus 50b Cobalt

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. K900

Everyday essentials
Everyday essentials — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Dimensions (HxWxD)
  • 144 Х 72 Х 0 mm
  • 157 Х 78 Х 6.9 mm
Weight
  • 160 g
  • 162 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 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
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2100 mAh
  • Removable Li-Ion
  • 2500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8909 Snapdragon 210 (28 nm)
  • Intel Atom Z2580
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 136 Х 66.5 Х 9.6 mm
  • 68.1%
PPI /points per inch/
  • 294 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 13 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • Dual-LED flash
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 2 MP
  • 2 MP
Performance

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

Performance — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Processor CPU
  • Quad-core 1.1 GHz Cortex-A7
  • Dual-core 2.0 GHz
Graphics processor GPU
  • Adreno 304
  • PowerVR SGX544MP2
Antutu 7 score *
  • 17582
  • 27313
General specs
General specs — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Release date
  • 2017
  • January
  • 2013
  • January. Released 2013
  • April
Colors
  • Gray
  • Black/Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 360 EUR
Battery life Unknown
  • Stand by time- Up to 300 h (2G) / Up to 300 h (3G) Talking time- Up to 15 h (2G) / Up to 12 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • dual stand-by)
  • Micro-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
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 3.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.35 W/kg (head) 1.62 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for 50b Cobalt, K900.
Specification50b CobaltK900
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass