Archos 50d Helium 4G vs BLU J2

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

    J2: 8 g lighter

    50d Helium 4G:
    154 g
    J2:
    146 g
  • Screen diagonal

    J2: 0.5 in smaller diagonal

    50d Helium 4G:
    5.5 in
    J2:
    5 in
  • Depth

    50d Helium 4G: 1.9 mm thinner

    50d Helium 4G:
    8.4 mm
    J2:
    10.3 mm
  • Height

    J2: 2 mm shorter

    50d Helium 4G:
    146 mm
    J2:
    144 mm
  • Release year

    50d Helium 4G:
    2015
    J2:
    2019

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. 50d Helium 4G

    Height:
    146 mm +2 mm versus J2
    Width:
    72.2 mm
    Depth:
    8.4 mm
  2. 2. J2

    Height:
    144 mm
    Width:
    73.1 mm
    Depth:
    10.3 mm +1.9 mm versus 50d Helium 4G

Weight

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

  1. 1. 50d Helium 4G

    154 g

    +8 g versus J2

  2. 2. J2

    146 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. 50d Helium 4G

    50d Helium 4G: Screen geometry unavailable or conflicting.

  2. 2. J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 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 50d Helium 4G, J2, compared at the same storage capacity.
Storage50d Helium 4GJ2
8 GB 1 GB RAM Not recorded
32 GB Not recorded 1 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. 50d Helium 4G

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD

2. J2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

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. 50d Helium 4G

    2100 mAh

    +100 mAh versus J2

  2. 2. J2

    2000 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. 50d Helium 4G2. J2

Everyday essentials
Everyday essentials — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Dimensions (HxWxD)
  • 146 Х 72.2 Х 8.4 mm
  • 144 Х 73.1 Х 10.3 mm
Weight
  • 154 g
  • 146 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32GB 1GB RAM
Memory card support
  • microSD
  • microSDXC
Battery Capacity is not battery life. No endurance test is implied.
  • 2100 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 8.1 Oreo (Go edition)
Chipset
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 132.5 Х 65.4 Х 10 mm
  • 65.4%
PPI /points per inch/
  • 294 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 5 MP
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • 5 MP
Performance

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

Performance — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Processor CPU
  • Quad-core 1.2 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 305
  • Mali-400
Antutu 7 score *
  • 24004
Unknown
General specs
General specs — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Release date
  • 2015
  • July
  • 2019
  • December
Colors
  • Dark Blue
  • Black
  • Blue
  • Black
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 EUR
  • 50 EUR
Communication and Connectivity
Communication and Connectivity — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 3(1800)
  • 7(2600)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 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
  • Super AMOLED
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for 50d Helium 4G, J2.
Specification50d Helium 4GJ2
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer For USA