BLU J7L vs Archos 55b Cobalt

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

    J7L: 15 g lighter

    J7L:
    173 g
    55b Cobalt:
    188 g
  • Screen diagonal

    55b Cobalt: 0.2 in smaller diagonal

    J7L:
    5.7 in
    55b Cobalt:
    5.5 in
  • Release year

    J7L:
    2020
    55b Cobalt:
    2017

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. J7L

    Height:
    155 mm
    Width:
    74.7 mm
    Depth:
    10.9 mm
  2. 2. 55b Cobalt

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown

    Unavailable dimensions are omitted from the drawing.

Weight

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

  1. 1. J7L

    173 g

  2. 2. 55b Cobalt

    188 g

    +15 g versus J7L

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. J7L

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. 55b Cobalt

    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 J7L, 55b Cobalt, compared at the same storage capacity.
StorageJ7L55b Cobalt
32 GB 1 GB RAM Unknown
55b 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. J7L

NFC:
No
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. 55b Cobalt

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. J7L

    3000 mAh

    +400 mAh versus 55b Cobalt

  2. 2. 55b Cobalt

    2600 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. J7L2. 55b Cobalt

Everyday essentials
Everyday essentials — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Dimensions (HxWxD)
  • 155 Х 74.7 Х 10.9 mm
  • 155 Х 79 Х 0 mm
Weight
  • 173 g
  • 188 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inc
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 16/32 GB
  • 1/2 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Li-Ion
  • 2600 mAh
  • Removable Li-Ion
Operating system OS
  • Android 10 (Go edition)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Qualcomm MSM8909 Snapdragon 210 (28 nm)
NFC
  • No
  • Super AMOLED
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 83.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 72.4%
  • 68.1%
PPI /points per inch/ Unknown
  • 267 PPI
Camera and Video
Camera and Video — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • -8 MP
  • 13 MP
  • AF
Functions
  • LED flash
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 8 MP
  • 2 MP
Performance

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

Performance — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Processor CPU
  • - Quad-core 1.4 GHz Cortex-A53
  • Quad-core 1.1 GHz Cortex-A7
Graphics processor GPU
  • - Mali-T820
  • Adreno 304
Antutu 7 score * Unknown
  • 17741
General specs
General specs — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Release date
  • 2020
  • October
  • 2017
  • January
Colors
  • Blue
  • Black
  • Violet
  • Tan
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 USD
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
SIM card
  • Dual SIM (Nano-SIM/Micro-SIM
  • dual stand-by)
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - 1
  • 2
  • 3
  • 4
  • 5
  • 7
  • 12
  • 17
  • 28
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE 800 / 1800 / 2100 / 2600
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • 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
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.98 W/kg (head) 1.76 W/kg (body)
Music and Audio
Music and Audio — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for J7L, 55b Cobalt.
SpecificationJ7L55b Cobalt
Dop
  • - Sensors - Fingerprint (rear-mounted)
  • accelerometer - For USA
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity